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Splitup regex tests to please auto-tester
This commit is contained in:
Sebastian Wilzbach
parent
52042cf2f4
commit
a60fd0c1a5
5 changed files with 695 additions and 682 deletions
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@ -225,7 +225,7 @@ PACKAGE_std_experimental_allocator_building_blocks = \
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PACKAGE_std_net = curl isemail
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PACKAGE_std_range = interfaces package primitives
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PACKAGE_std_regex = package $(addprefix internal/,generator ir parser \
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backtracking tests thompson kickstart)
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backtracking tests tests2 thompson kickstart)
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# Modules in std (including those in packages)
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STD_MODULES=$(call P2MODULES,$(STD_PACKAGES))
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@ -465,684 +465,3 @@ import std.uni : Escapables; // characters that need escaping
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run_tests!match(); //thompson VM
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}
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@safe unittest
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{
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auto cr = ctRegex!("abc");
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assert(bmatch("abc",cr).hit == "abc");
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auto cr2 = ctRegex!("ab*c");
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assert(bmatch("abbbbc",cr2).hit == "abbbbc");
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}
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@safe unittest
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{
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auto cr3 = ctRegex!("^abc$");
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assert(bmatch("abc",cr3).hit == "abc");
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auto cr4 = ctRegex!(`\b(a\B[a-z]b)\b`);
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assert(array(match("azb",cr4).captures) == ["azb", "azb"]);
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}
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@safe unittest
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{
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auto cr5 = ctRegex!("(?:a{2,4}b{1,3}){1,2}");
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assert(bmatch("aaabaaaabbb", cr5).hit == "aaabaaaabbb");
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auto cr6 = ctRegex!("(?:a{2,4}b{1,3}){1,2}?"w);
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assert(bmatch("aaabaaaabbb"w, cr6).hit == "aaab"w);
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}
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@safe unittest
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{
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auto cr7 = ctRegex!(`\r.*?$`,"sm");
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assert(bmatch("abc\r\nxy", cr7).hit == "\r\nxy");
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auto greed = ctRegex!("<packet.*?/packet>");
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assert(bmatch("<packet>text</packet><packet>text</packet>", greed).hit
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== "<packet>text</packet>");
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}
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@safe unittest
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{
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import std.algorithm.comparison : equal;
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auto cr8 = ctRegex!("^(a)(b)?(c*)");
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auto m8 = bmatch("abcc",cr8);
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assert(m8);
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assert(m8.captures[1] == "a");
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assert(m8.captures[2] == "b");
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assert(m8.captures[3] == "cc");
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auto cr9 = ctRegex!("q(a|b)*q");
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auto m9 = match("xxqababqyy",cr9);
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assert(m9);
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assert(equal(bmatch("xxqababqyy",cr9).captures, ["qababq", "b"]));
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}
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@safe unittest
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{
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import std.algorithm.comparison : equal;
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auto rtr = regex("a|b|c");
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static ctr = regex("a|b|c");
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assert(equal(rtr.ir,ctr.ir));
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//CTFE parser BUG is triggered by group
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//in the middle of alternation (at least not first and not last)
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static testCT = regex(`abc|(edf)|xyz`);
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auto testRT = regex(`abc|(edf)|xyz`);
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assert(equal(testCT.ir,testRT.ir));
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}
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@safe unittest
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{
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import std.algorithm.comparison : equal;
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import std.algorithm.iteration : map;
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enum cx = ctRegex!"(A|B|C)";
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auto mx = match("B",cx);
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assert(mx);
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assert(equal(mx.captures, [ "B", "B"]));
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enum cx2 = ctRegex!"(A|B)*";
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assert(match("BAAA",cx2));
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enum cx3 = ctRegex!("a{3,4}","i");
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auto mx3 = match("AaA",cx3);
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assert(mx3);
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assert(mx3.captures[0] == "AaA");
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enum cx4 = ctRegex!(`^a{3,4}?[a-zA-Z0-9~]{1,2}`,"i");
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auto mx4 = match("aaaabc", cx4);
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assert(mx4);
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assert(mx4.captures[0] == "aaaab");
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auto cr8 = ctRegex!("(a)(b)?(c*)");
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auto m8 = bmatch("abcc",cr8);
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assert(m8);
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assert(m8.captures[1] == "a");
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assert(m8.captures[2] == "b");
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assert(m8.captures[3] == "cc");
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auto cr9 = ctRegex!(".*$", "gm");
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auto m9 = match("First\rSecond", cr9);
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assert(m9);
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assert(equal(map!"a.hit"(m9), ["First", "", "Second"]));
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}
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@safe unittest
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{
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import std.algorithm.comparison : equal;
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import std.algorithm.iteration : map;
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//global matching
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void test_body(alias matchFn)()
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{
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string s = "a quick brown fox jumps over a lazy dog";
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auto r1 = regex("\\b[a-z]+\\b","g");
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string[] test;
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foreach (m; matchFn(s, r1))
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test ~= m.hit;
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assert(equal(test, [ "a", "quick", "brown", "fox", "jumps", "over", "a", "lazy", "dog"]));
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auto free_reg = regex(`
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abc
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\s+
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"
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(
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[^"]+
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| \\ "
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)+
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"
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z
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`, "x");
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auto m = match(`abc "quoted string with \" inside"z`,free_reg);
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assert(m);
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string mails = " hey@you.com no@spam.net ";
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auto rm = regex(`@(?<=\S+@)\S+`,"g");
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assert(equal(map!"a[0]"(matchFn(mails, rm)), ["@you.com", "@spam.net"]));
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auto m2 = matchFn("First line\nSecond line",regex(".*$","gm"));
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assert(equal(map!"a[0]"(m2), ["First line", "", "Second line"]));
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auto m2a = matchFn("First line\nSecond line",regex(".+$","gm"));
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assert(equal(map!"a[0]"(m2a), ["First line", "Second line"]));
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auto m2b = matchFn("First line\nSecond line",regex(".+?$","gm"));
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assert(equal(map!"a[0]"(m2b), ["First line", "Second line"]));
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debug(std_regex_test) writeln("!!! FReD FLAGS test done "~matchFn.stringof~" !!!");
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}
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test_body!bmatch();
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test_body!match();
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}
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//tests for accumulated std.regex issues and other regressions
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@safe unittest
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{
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import std.algorithm.comparison : equal;
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import std.algorithm.iteration : map;
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void test_body(alias matchFn)()
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{
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//issue 5857
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//matching goes out of control if ... in (...){x} has .*/.+
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auto c = matchFn("axxxzayyyyyzd",regex("(a.*z){2}d")).captures;
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assert(c[0] == "axxxzayyyyyzd");
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assert(c[1] == "ayyyyyz");
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auto c2 = matchFn("axxxayyyyyd",regex("(a.*){2}d")).captures;
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assert(c2[0] == "axxxayyyyyd");
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assert(c2[1] == "ayyyyy");
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//issue 2108
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//greedy vs non-greedy
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auto nogreed = regex("<packet.*?/packet>");
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assert(matchFn("<packet>text</packet><packet>text</packet>", nogreed).hit
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== "<packet>text</packet>");
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auto greed = regex("<packet.*/packet>");
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assert(matchFn("<packet>text</packet><packet>text</packet>", greed).hit
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== "<packet>text</packet><packet>text</packet>");
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//issue 4574
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//empty successful match still advances the input
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string[] pres, posts, hits;
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foreach (m; matchFn("abcabc", regex("","g")))
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{
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pres ~= m.pre;
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posts ~= m.post;
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assert(m.hit.empty);
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}
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auto heads = [
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"abcabc",
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"abcab",
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"abca",
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"abc",
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"ab",
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"a",
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""
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];
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auto tails = [
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"abcabc",
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"bcabc",
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"cabc",
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"abc",
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"bc",
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"c",
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""
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];
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assert(pres == array(retro(heads)));
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assert(posts == tails);
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//issue 6076
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//regression on .*
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auto re = regex("c.*|d");
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auto m = matchFn("mm", re);
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assert(!m);
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debug(std_regex_test) writeln("!!! FReD REGRESSION test done "~matchFn.stringof~" !!!");
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auto rprealloc = regex(`((.){5}.{1,10}){5}`);
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auto arr = array(repeat('0',100));
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auto m2 = matchFn(arr, rprealloc);
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assert(m2);
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assert(collectException(
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regex(r"^(import|file|binary|config)\s+([^\(]+)\(?([^\)]*)\)?\s*$")
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) is null);
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foreach (ch; [Escapables])
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{
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assert(match(to!string(ch),regex(`[\`~ch~`]`)));
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assert(!match(to!string(ch),regex(`[^\`~ch~`]`)));
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assert(match(to!string(ch),regex(`[\`~ch~`-\`~ch~`]`)));
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}
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//bugzilla 7718
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string strcmd = "./myApp.rb -os OSX -path \"/GIT/Ruby Apps/sec\" -conf 'notimer'";
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auto reStrCmd = regex (`(".*")|('.*')`, "g");
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assert(equal(map!"a[0]"(matchFn(strcmd, reStrCmd)),
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[`"/GIT/Ruby Apps/sec"`, `'notimer'`]));
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}
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test_body!bmatch();
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test_body!match();
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}
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// tests for replace
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@safe unittest
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{
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void test(alias matchFn)()
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{
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import std.uni : toUpper;
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static foreach (i, v; AliasSeq!(string, wstring, dstring))
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{{
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auto baz(Cap)(Cap m)
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if (is(Cap == Captures!(Cap.String)))
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{
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return toUpper(m.hit);
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}
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alias String = v;
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assert(std.regex.replace!(matchFn)(to!String("ark rapacity"), regex(to!String("r")), to!String("c"))
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== to!String("ack rapacity"));
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assert(std.regex.replace!(matchFn)(to!String("ark rapacity"), regex(to!String("r"), "g"), to!String("c"))
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== to!String("ack capacity"));
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assert(std.regex.replace!(matchFn)(to!String("noon"), regex(to!String("^n")), to!String("[$&]"))
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== to!String("[n]oon"));
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assert(std.regex.replace!(matchFn)(
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to!String("test1 test2"), regex(to!String(`\w+`),"g"), to!String("$`:$'")
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) == to!String(": test2 test1 :"));
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auto s = std.regex.replace!(baz!(Captures!(String)))(to!String("Strap a rocket engine on a chicken."),
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regex(to!String("[ar]"), "g"));
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assert(s == "StRAp A Rocket engine on A chicken.");
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}}
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debug(std_regex_test) writeln("!!! Replace test done "~matchFn.stringof~" !!!");
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}
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test!(bmatch)();
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test!(match)();
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}
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// tests for splitter
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@safe unittest
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{
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import std.algorithm.comparison : equal;
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auto s1 = ", abc, de, fg, hi, ";
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auto sp1 = splitter(s1, regex(", *"));
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auto w1 = ["", "abc", "de", "fg", "hi", ""];
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assert(equal(sp1, w1));
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auto s2 = ", abc, de, fg, hi";
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auto sp2 = splitter(s2, regex(", *"));
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auto w2 = ["", "abc", "de", "fg", "hi"];
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uint cnt;
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foreach (e; sp2)
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{
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assert(w2[cnt++] == e);
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}
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assert(equal(sp2, w2));
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}
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@safe unittest
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{
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char[] s1 = ", abc, de, fg, hi, ".dup;
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auto sp2 = splitter(s1, regex(", *"));
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}
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@safe unittest
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{
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import std.algorithm.comparison : equal;
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auto s1 = ", abc, de, fg, hi, ";
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auto w1 = ["", "abc", "de", "fg", "hi", ""];
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assert(equal(split(s1, regex(", *")), w1[]));
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}
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@safe unittest
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{ // bugzilla 7141
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string pattern = `[a\--b]`;
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assert(match("-", pattern));
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assert(match("b", pattern));
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string pattern2 = `[&-z]`;
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assert(match("b", pattern2));
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}
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@safe unittest
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{//bugzilla 7111
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assert(match("", regex("^")));
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}
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@safe unittest
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{//bugzilla 7300
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assert(!match("a"d, "aa"d));
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}
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// bugzilla 7551
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@safe unittest
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{
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auto r = regex("[]abc]*");
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assert("]ab".matchFirst(r).hit == "]ab");
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assertThrown(regex("[]"));
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auto r2 = regex("[]abc--ab]*");
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assert("]ac".matchFirst(r2).hit == "]");
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}
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@safe unittest
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{//bugzilla 7674
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assert("1234".replace(regex("^"), "$$") == "$1234");
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assert("hello?".replace(regex(r"\?", "g"), r"\?") == r"hello\?");
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assert("hello?".replace(regex(r"\?", "g"), r"\\?") != r"hello\?");
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}
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@safe unittest
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{// bugzilla 7679
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import std.algorithm.comparison : equal;
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static foreach (S; AliasSeq!(string, wstring, dstring))
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{{
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enum re = ctRegex!(to!S(r"\."));
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auto str = to!S("a.b");
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assert(equal(std.regex.splitter(str, re), [to!S("a"), to!S("b")]));
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assert(split(str, re) == [to!S("a"), to!S("b")]);
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}}
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}
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@safe unittest
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{//bugzilla 8203
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string data = "
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NAME = XPAW01_STA:STATION
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NAME = XPAW01_STA
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";
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auto uniFileOld = data;
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auto r = regex(
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r"^NAME = (?P<comp>[a-zA-Z0-9_]+):*(?P<blk>[a-zA-Z0-9_]*)","gm");
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auto uniCapturesNew = match(uniFileOld, r);
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for (int i = 0; i < 20; i++)
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foreach (matchNew; uniCapturesNew) {}
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//a second issue with same symptoms
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auto r2 = regex(`([а-яА-Я\-_]+\s*)+(?<=[\s\.,\^])`);
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match("аллея Театральная", r2);
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}
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@safe unittest
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{// bugzilla 8637 purity of enforce
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auto m = match("hello world", regex("world"));
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enforce(m);
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}
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// bugzilla 8725
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@safe unittest
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{
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static italic = regex( r"\*
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(?!\s+)
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(.*?)
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(?!\s+)
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\*", "gx" );
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string input = "this * is* interesting, *very* interesting";
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assert(replace(input, italic, "<i>$1</i>") ==
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"this * is* interesting, <i>very</i> interesting");
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}
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// bugzilla 8349
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@safe unittest
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{
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enum peakRegexStr = r"\>(wgEncode.*Tfbs.*\.(?:narrow)|(?:broad)Peak.gz)</a>";
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enum peakRegex = ctRegex!(peakRegexStr);
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//note that the regex pattern itself is probably bogus
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assert(match(r"\>wgEncode-blah-Tfbs.narrow</a>", peakRegex));
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}
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// bugzilla 9211
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@safe unittest
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{
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import std.algorithm.comparison : equal;
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auto rx_1 = regex(r"^(\w)*(\d)");
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auto m = match("1234", rx_1);
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assert(equal(m.front, ["1234", "3", "4"]));
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auto rx_2 = regex(r"^([0-9])*(\d)");
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auto m2 = match("1234", rx_2);
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assert(equal(m2.front, ["1234", "3", "4"]));
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}
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// bugzilla 9280
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@safe unittest
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{
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string tomatch = "a!b@c";
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static r = regex(r"^(?P<nick>.*?)!(?P<ident>.*?)@(?P<host>.*?)$");
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auto nm = match(tomatch, r);
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assert(nm);
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auto c = nm.captures;
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assert(c[1] == "a");
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assert(c["nick"] == "a");
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}
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// bugzilla 9579
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@safe unittest
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{
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char[] input = ['a', 'b', 'c'];
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string format = "($1)";
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// used to give a compile error:
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auto re = regex(`(a)`, "g");
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auto r = replace(input, re, format);
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assert(r == "(a)bc");
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}
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// bugzilla 9634
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@safe unittest
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{
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auto re = ctRegex!"(?:a+)";
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assert(match("aaaa", re).hit == "aaaa");
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}
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//bugzilla 10798
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@safe unittest
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{
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auto cr = ctRegex!("[abcd--c]*");
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auto m = "abc".match(cr);
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assert(m);
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assert(m.hit == "ab");
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}
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// bugzilla 10913
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@system unittest
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{
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@system static string foo(const(char)[] s)
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{
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return s.dup;
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}
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@safe static string bar(const(char)[] s)
|
||||
{
|
||||
return s.dup;
|
||||
}
|
||||
() @system {
|
||||
replace!((a) => foo(a.hit))("blah", regex(`a`));
|
||||
}();
|
||||
() @safe {
|
||||
replace!((a) => bar(a.hit))("blah", regex(`a`));
|
||||
}();
|
||||
}
|
||||
|
||||
// bugzilla 11262
|
||||
@safe unittest
|
||||
{
|
||||
enum reg = ctRegex!(r",", "g");
|
||||
auto str = "This,List";
|
||||
str = str.replace(reg, "-");
|
||||
assert(str == "This-List");
|
||||
}
|
||||
|
||||
// bugzilla 11775
|
||||
@safe unittest
|
||||
{
|
||||
assert(collectException(regex("a{1,0}")));
|
||||
}
|
||||
|
||||
// bugzilla 11839
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.comparison : equal;
|
||||
assert(regex(`(?P<var1>\w+)`).namedCaptures.equal(["var1"]));
|
||||
assert(collectException(regex(`(?P<1>\w+)`)));
|
||||
assert(regex(`(?P<v1>\w+)`).namedCaptures.equal(["v1"]));
|
||||
assert(regex(`(?P<__>\w+)`).namedCaptures.equal(["__"]));
|
||||
assert(regex(`(?P<я>\w+)`).namedCaptures.equal(["я"]));
|
||||
}
|
||||
|
||||
// bugzilla 12076
|
||||
@safe unittest
|
||||
{
|
||||
auto RE = ctRegex!(r"(?<!x[a-z]+)\s([a-z]+)");
|
||||
string s = "one two";
|
||||
auto m = match(s, RE);
|
||||
}
|
||||
|
||||
// bugzilla 12105
|
||||
@safe unittest
|
||||
{
|
||||
auto r = ctRegex!`.*?(?!a)`;
|
||||
assert("aaab".matchFirst(r).hit == "aaa");
|
||||
auto r2 = ctRegex!`.*(?!a)`;
|
||||
assert("aaab".matchFirst(r2).hit == "aaab");
|
||||
}
|
||||
|
||||
//bugzilla 11784
|
||||
@safe unittest
|
||||
{
|
||||
assert("abcdefghijklmnopqrstuvwxyz"
|
||||
.matchFirst("[a-z&&[^aeiuo]]").hit == "b");
|
||||
}
|
||||
|
||||
//bugzilla 12366
|
||||
@safe unittest
|
||||
{
|
||||
auto re = ctRegex!(`^((?=(xx+?)\2+$)((?=\2+$)(?=(x+)(\4+$))\5){2})*x?$`);
|
||||
assert("xxxxxxxx".match(re).empty);
|
||||
assert(!"xxxx".match(re).empty);
|
||||
}
|
||||
|
||||
// bugzilla 12582
|
||||
@safe unittest
|
||||
{
|
||||
auto r = regex(`(?P<a>abc)`);
|
||||
assert(collectException("abc".matchFirst(r)["b"]));
|
||||
}
|
||||
|
||||
// bugzilla 12691
|
||||
@safe unittest
|
||||
{
|
||||
assert(bmatch("e@", "^([a-z]|)*$").empty);
|
||||
assert(bmatch("e@", ctRegex!`^([a-z]|)*$`).empty);
|
||||
}
|
||||
|
||||
//bugzilla 12713
|
||||
@safe unittest
|
||||
{
|
||||
assertThrown(regex("[[a-z]([a-z]|(([[a-z])))"));
|
||||
}
|
||||
|
||||
//bugzilla 12747
|
||||
@safe unittest
|
||||
{
|
||||
assertThrown(regex(`^x(\1)`));
|
||||
assertThrown(regex(`^(x(\1))`));
|
||||
assertThrown(regex(`^((x)(?=\1))`));
|
||||
}
|
||||
|
||||
// bugzilla 13532
|
||||
version(none) // TODO: revist once we have proper benchmark framework
|
||||
@safe unittest
|
||||
{
|
||||
import std.datetime.stopwatch : StopWatch, AutoStart;
|
||||
import std.math : abs;
|
||||
import std.conv : to;
|
||||
enum re1 = ctRegex!`[0-9][0-9]`;
|
||||
immutable static re2 = ctRegex!`[0-9][0-9]`;
|
||||
immutable iterations = 1_000_000;
|
||||
size_t result1 = 0, result2 = 0;
|
||||
auto sw = StopWatch(AutoStart.yes);
|
||||
foreach (_; 0 .. iterations)
|
||||
{
|
||||
result1 += matchFirst("12345678", re1).length;
|
||||
}
|
||||
const staticTime = sw.peek();
|
||||
sw.reset();
|
||||
foreach (_; 0 .. iterations)
|
||||
{
|
||||
result2 += matchFirst("12345678", re2).length;
|
||||
}
|
||||
const enumTime = sw.peek();
|
||||
assert(result1 == result2);
|
||||
auto ratio = 1.0 * enumTime.total!"usecs" / staticTime.total!"usecs";
|
||||
// enum is faster or the diff is less < 30%
|
||||
assert(ratio < 1.0 || abs(ratio - 1.0) < 0.75,
|
||||
"enum regex to static regex ratio "~to!string(ratio));
|
||||
}
|
||||
|
||||
// bugzilla 14504
|
||||
@safe unittest
|
||||
{
|
||||
auto p = ctRegex!("a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?" ~
|
||||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
|
||||
}
|
||||
|
||||
// bugzilla 14529
|
||||
@safe unittest
|
||||
{
|
||||
auto ctPat2 = regex(r"^[CDF]$", "i");
|
||||
foreach (v; ["C", "c", "D", "d", "F", "f"])
|
||||
assert(matchAll(v, ctPat2).front.hit == v);
|
||||
}
|
||||
|
||||
// bugzilla 14615
|
||||
@safe unittest
|
||||
{
|
||||
import std.array : appender;
|
||||
import std.regex : replaceFirst, replaceFirstInto, regex;
|
||||
import std.stdio : writeln;
|
||||
|
||||
auto example = "Hello, world!";
|
||||
auto pattern = regex("^Hello, (bug)"); // won't find this one
|
||||
auto result = replaceFirst(example, pattern, "$1 Sponge Bob");
|
||||
assert(result == "Hello, world!"); // Ok.
|
||||
|
||||
auto sink = appender!string;
|
||||
replaceFirstInto(sink, example, pattern, "$1 Sponge Bob");
|
||||
assert(sink.data == "Hello, world!");
|
||||
replaceAllInto(sink, example, pattern, "$1 Sponge Bob");
|
||||
assert(sink.data == "Hello, world!Hello, world!");
|
||||
}
|
||||
|
||||
// bugzilla 15573
|
||||
@safe unittest
|
||||
{
|
||||
auto rx = regex("[c d]", "x");
|
||||
assert("a b".matchFirst(rx));
|
||||
}
|
||||
|
||||
// bugzilla 15864
|
||||
@safe unittest
|
||||
{
|
||||
regex(`(<a (?:(?:\w+=\"[^"]*\")?\s*)*href="\.\.?)"`);
|
||||
}
|
||||
|
||||
@safe unittest
|
||||
{
|
||||
auto r = regex("(?# comment)abc(?# comment2)");
|
||||
assert("abc".matchFirst(r));
|
||||
assertThrown(regex("(?#..."));
|
||||
}
|
||||
|
||||
// bugzilla 17075
|
||||
@safe unittest
|
||||
{
|
||||
enum titlePattern = `<title>(.+)</title>`;
|
||||
static titleRegex = ctRegex!titlePattern;
|
||||
string input = "<title>" ~ "<".repeat(100_000).join;
|
||||
assert(input.matchFirst(titleRegex).empty);
|
||||
}
|
||||
|
||||
// bugzilla 17212
|
||||
@safe unittest
|
||||
{
|
||||
auto r = regex(" [a] ", "x");
|
||||
assert("a".matchFirst(r));
|
||||
}
|
||||
|
||||
// bugzilla 17157
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.comparison : equal;
|
||||
auto ctr = ctRegex!"(a)|(b)|(c)|(d)";
|
||||
auto r = regex("(a)|(b)|(c)|(d)", "g");
|
||||
auto s = "--a--b--c--d--";
|
||||
auto outcomes = [
|
||||
["a", "a", "", "", ""],
|
||||
["b", "", "b", "", ""],
|
||||
["c", "", "", "c", ""],
|
||||
["d", "", "", "", "d"]
|
||||
];
|
||||
assert(equal!equal(s.matchAll(ctr), outcomes));
|
||||
assert(equal!equal(s.bmatch(r), outcomes));
|
||||
}
|
||||
|
||||
// bugzilla 17667
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.searching : canFind;
|
||||
void willThrow(T, size_t line = __LINE__)(T arg, string msg)
|
||||
{
|
||||
auto e = collectException(regex(arg));
|
||||
assert(e.msg.canFind(msg), to!string(line) ~ ": " ~ e.msg);
|
||||
}
|
||||
willThrow([r".", r"[\(\{[\]\}\)]"], "no matching ']' found while parsing character class");
|
||||
willThrow([r"[\", r"123"], "no matching ']' found while parsing character class");
|
||||
willThrow([r"[a-", r"123"], "no matching ']' found while parsing character class");
|
||||
willThrow([r"[a-\", r"123"], "no matching ']' found while parsing character class");
|
||||
willThrow([r"\", r"123"], "invalid escape sequence");
|
||||
}
|
||||
|
||||
// bugzilla 17668
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.searching;
|
||||
auto e = collectException!RegexException(regex(q"<[^]>"));
|
||||
assert(e.msg.canFind("no operand for '^'"), e.msg);
|
||||
}
|
||||
|
||||
// bugzilla 17673
|
||||
@safe unittest
|
||||
{
|
||||
string str = `<">`;
|
||||
string[] regexps = ["abc", "\"|x"];
|
||||
auto regexp = regex(regexps);
|
||||
auto c = matchFirst(str, regexp);
|
||||
assert(c);
|
||||
assert(c.whichPattern == 2);
|
||||
}
|
||||
|
||||
|
|
|
|||
691
std/regex/internal/tests2.d
Normal file
691
std/regex/internal/tests2.d
Normal file
|
|
@ -0,0 +1,691 @@
|
|||
// Split-up due to DMD's enormous memory consumption
|
||||
|
||||
module std.regex.internal.tests2;
|
||||
|
||||
package(std.regex):
|
||||
|
||||
import std.conv, std.exception, std.meta, std.range,
|
||||
std.typecons, std.regex;
|
||||
|
||||
import std.uni : Escapables; // characters that need escaping
|
||||
|
||||
@safe unittest
|
||||
{
|
||||
auto cr = ctRegex!("abc");
|
||||
assert(bmatch("abc",cr).hit == "abc");
|
||||
auto cr2 = ctRegex!("ab*c");
|
||||
assert(bmatch("abbbbc",cr2).hit == "abbbbc");
|
||||
}
|
||||
@safe unittest
|
||||
{
|
||||
auto cr3 = ctRegex!("^abc$");
|
||||
assert(bmatch("abc",cr3).hit == "abc");
|
||||
auto cr4 = ctRegex!(`\b(a\B[a-z]b)\b`);
|
||||
assert(array(match("azb",cr4).captures) == ["azb", "azb"]);
|
||||
}
|
||||
|
||||
@safe unittest
|
||||
{
|
||||
auto cr5 = ctRegex!("(?:a{2,4}b{1,3}){1,2}");
|
||||
assert(bmatch("aaabaaaabbb", cr5).hit == "aaabaaaabbb");
|
||||
auto cr6 = ctRegex!("(?:a{2,4}b{1,3}){1,2}?"w);
|
||||
assert(bmatch("aaabaaaabbb"w, cr6).hit == "aaab"w);
|
||||
}
|
||||
|
||||
@safe unittest
|
||||
{
|
||||
auto cr7 = ctRegex!(`\r.*?$`,"sm");
|
||||
assert(bmatch("abc\r\nxy", cr7).hit == "\r\nxy");
|
||||
auto greed = ctRegex!("<packet.*?/packet>");
|
||||
assert(bmatch("<packet>text</packet><packet>text</packet>", greed).hit
|
||||
== "<packet>text</packet>");
|
||||
}
|
||||
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.comparison : equal;
|
||||
auto cr8 = ctRegex!("^(a)(b)?(c*)");
|
||||
auto m8 = bmatch("abcc",cr8);
|
||||
assert(m8);
|
||||
assert(m8.captures[1] == "a");
|
||||
assert(m8.captures[2] == "b");
|
||||
assert(m8.captures[3] == "cc");
|
||||
auto cr9 = ctRegex!("q(a|b)*q");
|
||||
auto m9 = match("xxqababqyy",cr9);
|
||||
assert(m9);
|
||||
assert(equal(bmatch("xxqababqyy",cr9).captures, ["qababq", "b"]));
|
||||
}
|
||||
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.comparison : equal;
|
||||
auto rtr = regex("a|b|c");
|
||||
static ctr = regex("a|b|c");
|
||||
assert(equal(rtr.ir,ctr.ir));
|
||||
//CTFE parser BUG is triggered by group
|
||||
//in the middle of alternation (at least not first and not last)
|
||||
static testCT = regex(`abc|(edf)|xyz`);
|
||||
auto testRT = regex(`abc|(edf)|xyz`);
|
||||
assert(equal(testCT.ir,testRT.ir));
|
||||
}
|
||||
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.comparison : equal;
|
||||
import std.algorithm.iteration : map;
|
||||
enum cx = ctRegex!"(A|B|C)";
|
||||
auto mx = match("B",cx);
|
||||
assert(mx);
|
||||
assert(equal(mx.captures, [ "B", "B"]));
|
||||
enum cx2 = ctRegex!"(A|B)*";
|
||||
assert(match("BAAA",cx2));
|
||||
|
||||
enum cx3 = ctRegex!("a{3,4}","i");
|
||||
auto mx3 = match("AaA",cx3);
|
||||
assert(mx3);
|
||||
assert(mx3.captures[0] == "AaA");
|
||||
enum cx4 = ctRegex!(`^a{3,4}?[a-zA-Z0-9~]{1,2}`,"i");
|
||||
auto mx4 = match("aaaabc", cx4);
|
||||
assert(mx4);
|
||||
assert(mx4.captures[0] == "aaaab");
|
||||
auto cr8 = ctRegex!("(a)(b)?(c*)");
|
||||
auto m8 = bmatch("abcc",cr8);
|
||||
assert(m8);
|
||||
assert(m8.captures[1] == "a");
|
||||
assert(m8.captures[2] == "b");
|
||||
assert(m8.captures[3] == "cc");
|
||||
auto cr9 = ctRegex!(".*$", "gm");
|
||||
auto m9 = match("First\rSecond", cr9);
|
||||
assert(m9);
|
||||
assert(equal(map!"a.hit"(m9), ["First", "", "Second"]));
|
||||
}
|
||||
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.comparison : equal;
|
||||
import std.algorithm.iteration : map;
|
||||
//global matching
|
||||
void test_body(alias matchFn)()
|
||||
{
|
||||
string s = "a quick brown fox jumps over a lazy dog";
|
||||
auto r1 = regex("\\b[a-z]+\\b","g");
|
||||
string[] test;
|
||||
foreach (m; matchFn(s, r1))
|
||||
test ~= m.hit;
|
||||
assert(equal(test, [ "a", "quick", "brown", "fox", "jumps", "over", "a", "lazy", "dog"]));
|
||||
auto free_reg = regex(`
|
||||
|
||||
abc
|
||||
\s+
|
||||
"
|
||||
(
|
||||
[^"]+
|
||||
| \\ "
|
||||
)+
|
||||
"
|
||||
z
|
||||
`, "x");
|
||||
auto m = match(`abc "quoted string with \" inside"z`,free_reg);
|
||||
assert(m);
|
||||
string mails = " hey@you.com no@spam.net ";
|
||||
auto rm = regex(`@(?<=\S+@)\S+`,"g");
|
||||
assert(equal(map!"a[0]"(matchFn(mails, rm)), ["@you.com", "@spam.net"]));
|
||||
auto m2 = matchFn("First line\nSecond line",regex(".*$","gm"));
|
||||
assert(equal(map!"a[0]"(m2), ["First line", "", "Second line"]));
|
||||
auto m2a = matchFn("First line\nSecond line",regex(".+$","gm"));
|
||||
assert(equal(map!"a[0]"(m2a), ["First line", "Second line"]));
|
||||
auto m2b = matchFn("First line\nSecond line",regex(".+?$","gm"));
|
||||
assert(equal(map!"a[0]"(m2b), ["First line", "Second line"]));
|
||||
debug(std_regex_test) writeln("!!! FReD FLAGS test done "~matchFn.stringof~" !!!");
|
||||
}
|
||||
test_body!bmatch();
|
||||
test_body!match();
|
||||
}
|
||||
|
||||
//tests for accumulated std.regex issues and other regressions
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.comparison : equal;
|
||||
import std.algorithm.iteration : map;
|
||||
void test_body(alias matchFn)()
|
||||
{
|
||||
//issue 5857
|
||||
//matching goes out of control if ... in (...){x} has .*/.+
|
||||
auto c = matchFn("axxxzayyyyyzd",regex("(a.*z){2}d")).captures;
|
||||
assert(c[0] == "axxxzayyyyyzd");
|
||||
assert(c[1] == "ayyyyyz");
|
||||
auto c2 = matchFn("axxxayyyyyd",regex("(a.*){2}d")).captures;
|
||||
assert(c2[0] == "axxxayyyyyd");
|
||||
assert(c2[1] == "ayyyyy");
|
||||
//issue 2108
|
||||
//greedy vs non-greedy
|
||||
auto nogreed = regex("<packet.*?/packet>");
|
||||
assert(matchFn("<packet>text</packet><packet>text</packet>", nogreed).hit
|
||||
== "<packet>text</packet>");
|
||||
auto greed = regex("<packet.*/packet>");
|
||||
assert(matchFn("<packet>text</packet><packet>text</packet>", greed).hit
|
||||
== "<packet>text</packet><packet>text</packet>");
|
||||
//issue 4574
|
||||
//empty successful match still advances the input
|
||||
string[] pres, posts, hits;
|
||||
foreach (m; matchFn("abcabc", regex("","g")))
|
||||
{
|
||||
pres ~= m.pre;
|
||||
posts ~= m.post;
|
||||
assert(m.hit.empty);
|
||||
|
||||
}
|
||||
auto heads = [
|
||||
"abcabc",
|
||||
"abcab",
|
||||
"abca",
|
||||
"abc",
|
||||
"ab",
|
||||
"a",
|
||||
""
|
||||
];
|
||||
auto tails = [
|
||||
"abcabc",
|
||||
"bcabc",
|
||||
"cabc",
|
||||
"abc",
|
||||
"bc",
|
||||
"c",
|
||||
""
|
||||
];
|
||||
assert(pres == array(retro(heads)));
|
||||
assert(posts == tails);
|
||||
//issue 6076
|
||||
//regression on .*
|
||||
auto re = regex("c.*|d");
|
||||
auto m = matchFn("mm", re);
|
||||
assert(!m);
|
||||
debug(std_regex_test) writeln("!!! FReD REGRESSION test done "~matchFn.stringof~" !!!");
|
||||
auto rprealloc = regex(`((.){5}.{1,10}){5}`);
|
||||
auto arr = array(repeat('0',100));
|
||||
auto m2 = matchFn(arr, rprealloc);
|
||||
assert(m2);
|
||||
assert(collectException(
|
||||
regex(r"^(import|file|binary|config)\s+([^\(]+)\(?([^\)]*)\)?\s*$")
|
||||
) is null);
|
||||
foreach (ch; [Escapables])
|
||||
{
|
||||
assert(match(to!string(ch),regex(`[\`~ch~`]`)));
|
||||
assert(!match(to!string(ch),regex(`[^\`~ch~`]`)));
|
||||
assert(match(to!string(ch),regex(`[\`~ch~`-\`~ch~`]`)));
|
||||
}
|
||||
//bugzilla 7718
|
||||
string strcmd = "./myApp.rb -os OSX -path \"/GIT/Ruby Apps/sec\" -conf 'notimer'";
|
||||
auto reStrCmd = regex (`(".*")|('.*')`, "g");
|
||||
assert(equal(map!"a[0]"(matchFn(strcmd, reStrCmd)),
|
||||
[`"/GIT/Ruby Apps/sec"`, `'notimer'`]));
|
||||
}
|
||||
test_body!bmatch();
|
||||
test_body!match();
|
||||
}
|
||||
|
||||
// tests for replace
|
||||
@safe unittest
|
||||
{
|
||||
void test(alias matchFn)()
|
||||
{
|
||||
import std.uni : toUpper;
|
||||
|
||||
static foreach (i, v; AliasSeq!(string, wstring, dstring))
|
||||
{{
|
||||
auto baz(Cap)(Cap m)
|
||||
if (is(Cap == Captures!(Cap.String)))
|
||||
{
|
||||
return toUpper(m.hit);
|
||||
}
|
||||
alias String = v;
|
||||
assert(std.regex.replace!(matchFn)(to!String("ark rapacity"), regex(to!String("r")), to!String("c"))
|
||||
== to!String("ack rapacity"));
|
||||
assert(std.regex.replace!(matchFn)(to!String("ark rapacity"), regex(to!String("r"), "g"), to!String("c"))
|
||||
== to!String("ack capacity"));
|
||||
assert(std.regex.replace!(matchFn)(to!String("noon"), regex(to!String("^n")), to!String("[$&]"))
|
||||
== to!String("[n]oon"));
|
||||
assert(std.regex.replace!(matchFn)(
|
||||
to!String("test1 test2"), regex(to!String(`\w+`),"g"), to!String("$`:$'")
|
||||
) == to!String(": test2 test1 :"));
|
||||
auto s = std.regex.replace!(baz!(Captures!(String)))(to!String("Strap a rocket engine on a chicken."),
|
||||
regex(to!String("[ar]"), "g"));
|
||||
assert(s == "StRAp A Rocket engine on A chicken.");
|
||||
}}
|
||||
debug(std_regex_test) writeln("!!! Replace test done "~matchFn.stringof~" !!!");
|
||||
}
|
||||
test!(bmatch)();
|
||||
test!(match)();
|
||||
}
|
||||
|
||||
// tests for splitter
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.comparison : equal;
|
||||
auto s1 = ", abc, de, fg, hi, ";
|
||||
auto sp1 = splitter(s1, regex(", *"));
|
||||
auto w1 = ["", "abc", "de", "fg", "hi", ""];
|
||||
assert(equal(sp1, w1));
|
||||
|
||||
auto s2 = ", abc, de, fg, hi";
|
||||
auto sp2 = splitter(s2, regex(", *"));
|
||||
auto w2 = ["", "abc", "de", "fg", "hi"];
|
||||
|
||||
uint cnt;
|
||||
foreach (e; sp2)
|
||||
{
|
||||
assert(w2[cnt++] == e);
|
||||
}
|
||||
assert(equal(sp2, w2));
|
||||
}
|
||||
|
||||
@safe unittest
|
||||
{
|
||||
char[] s1 = ", abc, de, fg, hi, ".dup;
|
||||
auto sp2 = splitter(s1, regex(", *"));
|
||||
}
|
||||
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.comparison : equal;
|
||||
auto s1 = ", abc, de, fg, hi, ";
|
||||
auto w1 = ["", "abc", "de", "fg", "hi", ""];
|
||||
assert(equal(split(s1, regex(", *")), w1[]));
|
||||
}
|
||||
|
||||
@safe unittest
|
||||
{ // bugzilla 7141
|
||||
string pattern = `[a\--b]`;
|
||||
assert(match("-", pattern));
|
||||
assert(match("b", pattern));
|
||||
string pattern2 = `[&-z]`;
|
||||
assert(match("b", pattern2));
|
||||
}
|
||||
@safe unittest
|
||||
{//bugzilla 7111
|
||||
assert(match("", regex("^")));
|
||||
}
|
||||
@safe unittest
|
||||
{//bugzilla 7300
|
||||
assert(!match("a"d, "aa"d));
|
||||
}
|
||||
|
||||
// bugzilla 7551
|
||||
@safe unittest
|
||||
{
|
||||
auto r = regex("[]abc]*");
|
||||
assert("]ab".matchFirst(r).hit == "]ab");
|
||||
assertThrown(regex("[]"));
|
||||
auto r2 = regex("[]abc--ab]*");
|
||||
assert("]ac".matchFirst(r2).hit == "]");
|
||||
}
|
||||
|
||||
@safe unittest
|
||||
{//bugzilla 7674
|
||||
assert("1234".replace(regex("^"), "$$") == "$1234");
|
||||
assert("hello?".replace(regex(r"\?", "g"), r"\?") == r"hello\?");
|
||||
assert("hello?".replace(regex(r"\?", "g"), r"\\?") != r"hello\?");
|
||||
}
|
||||
@safe unittest
|
||||
{// bugzilla 7679
|
||||
import std.algorithm.comparison : equal;
|
||||
static foreach (S; AliasSeq!(string, wstring, dstring))
|
||||
{{
|
||||
enum re = ctRegex!(to!S(r"\."));
|
||||
auto str = to!S("a.b");
|
||||
assert(equal(std.regex.splitter(str, re), [to!S("a"), to!S("b")]));
|
||||
assert(split(str, re) == [to!S("a"), to!S("b")]);
|
||||
}}
|
||||
}
|
||||
@safe unittest
|
||||
{//bugzilla 8203
|
||||
string data = "
|
||||
NAME = XPAW01_STA:STATION
|
||||
NAME = XPAW01_STA
|
||||
";
|
||||
auto uniFileOld = data;
|
||||
auto r = regex(
|
||||
r"^NAME = (?P<comp>[a-zA-Z0-9_]+):*(?P<blk>[a-zA-Z0-9_]*)","gm");
|
||||
auto uniCapturesNew = match(uniFileOld, r);
|
||||
for (int i = 0; i < 20; i++)
|
||||
foreach (matchNew; uniCapturesNew) {}
|
||||
//a second issue with same symptoms
|
||||
auto r2 = regex(`([а-яА-Я\-_]+\s*)+(?<=[\s\.,\^])`);
|
||||
match("аллея Театральная", r2);
|
||||
}
|
||||
@safe unittest
|
||||
{// bugzilla 8637 purity of enforce
|
||||
auto m = match("hello world", regex("world"));
|
||||
enforce(m);
|
||||
}
|
||||
|
||||
// bugzilla 8725
|
||||
@safe unittest
|
||||
{
|
||||
static italic = regex( r"\*
|
||||
(?!\s+)
|
||||
(.*?)
|
||||
(?!\s+)
|
||||
\*", "gx" );
|
||||
string input = "this * is* interesting, *very* interesting";
|
||||
assert(replace(input, italic, "<i>$1</i>") ==
|
||||
"this * is* interesting, <i>very</i> interesting");
|
||||
}
|
||||
|
||||
// bugzilla 8349
|
||||
@safe unittest
|
||||
{
|
||||
enum peakRegexStr = r"\>(wgEncode.*Tfbs.*\.(?:narrow)|(?:broad)Peak.gz)</a>";
|
||||
enum peakRegex = ctRegex!(peakRegexStr);
|
||||
//note that the regex pattern itself is probably bogus
|
||||
assert(match(r"\>wgEncode-blah-Tfbs.narrow</a>", peakRegex));
|
||||
}
|
||||
|
||||
// bugzilla 9211
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.comparison : equal;
|
||||
auto rx_1 = regex(r"^(\w)*(\d)");
|
||||
auto m = match("1234", rx_1);
|
||||
assert(equal(m.front, ["1234", "3", "4"]));
|
||||
auto rx_2 = regex(r"^([0-9])*(\d)");
|
||||
auto m2 = match("1234", rx_2);
|
||||
assert(equal(m2.front, ["1234", "3", "4"]));
|
||||
}
|
||||
|
||||
// bugzilla 9280
|
||||
@safe unittest
|
||||
{
|
||||
string tomatch = "a!b@c";
|
||||
static r = regex(r"^(?P<nick>.*?)!(?P<ident>.*?)@(?P<host>.*?)$");
|
||||
auto nm = match(tomatch, r);
|
||||
assert(nm);
|
||||
auto c = nm.captures;
|
||||
assert(c[1] == "a");
|
||||
assert(c["nick"] == "a");
|
||||
}
|
||||
|
||||
|
||||
// bugzilla 9579
|
||||
@safe unittest
|
||||
{
|
||||
char[] input = ['a', 'b', 'c'];
|
||||
string format = "($1)";
|
||||
// used to give a compile error:
|
||||
auto re = regex(`(a)`, "g");
|
||||
auto r = replace(input, re, format);
|
||||
assert(r == "(a)bc");
|
||||
}
|
||||
|
||||
// bugzilla 9634
|
||||
@safe unittest
|
||||
{
|
||||
auto re = ctRegex!"(?:a+)";
|
||||
assert(match("aaaa", re).hit == "aaaa");
|
||||
}
|
||||
|
||||
//bugzilla 10798
|
||||
@safe unittest
|
||||
{
|
||||
auto cr = ctRegex!("[abcd--c]*");
|
||||
auto m = "abc".match(cr);
|
||||
assert(m);
|
||||
assert(m.hit == "ab");
|
||||
}
|
||||
|
||||
// bugzilla 10913
|
||||
@system unittest
|
||||
{
|
||||
@system static string foo(const(char)[] s)
|
||||
{
|
||||
return s.dup;
|
||||
}
|
||||
@safe static string bar(const(char)[] s)
|
||||
{
|
||||
return s.dup;
|
||||
}
|
||||
() @system {
|
||||
replace!((a) => foo(a.hit))("blah", regex(`a`));
|
||||
}();
|
||||
() @safe {
|
||||
replace!((a) => bar(a.hit))("blah", regex(`a`));
|
||||
}();
|
||||
}
|
||||
|
||||
// bugzilla 11262
|
||||
@safe unittest
|
||||
{
|
||||
enum reg = ctRegex!(r",", "g");
|
||||
auto str = "This,List";
|
||||
str = str.replace(reg, "-");
|
||||
assert(str == "This-List");
|
||||
}
|
||||
|
||||
// bugzilla 11775
|
||||
@safe unittest
|
||||
{
|
||||
assert(collectException(regex("a{1,0}")));
|
||||
}
|
||||
|
||||
// bugzilla 11839
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.comparison : equal;
|
||||
assert(regex(`(?P<var1>\w+)`).namedCaptures.equal(["var1"]));
|
||||
assert(collectException(regex(`(?P<1>\w+)`)));
|
||||
assert(regex(`(?P<v1>\w+)`).namedCaptures.equal(["v1"]));
|
||||
assert(regex(`(?P<__>\w+)`).namedCaptures.equal(["__"]));
|
||||
assert(regex(`(?P<я>\w+)`).namedCaptures.equal(["я"]));
|
||||
}
|
||||
|
||||
// bugzilla 12076
|
||||
@safe unittest
|
||||
{
|
||||
auto RE = ctRegex!(r"(?<!x[a-z]+)\s([a-z]+)");
|
||||
string s = "one two";
|
||||
auto m = match(s, RE);
|
||||
}
|
||||
|
||||
// bugzilla 12105
|
||||
@safe unittest
|
||||
{
|
||||
auto r = ctRegex!`.*?(?!a)`;
|
||||
assert("aaab".matchFirst(r).hit == "aaa");
|
||||
auto r2 = ctRegex!`.*(?!a)`;
|
||||
assert("aaab".matchFirst(r2).hit == "aaab");
|
||||
}
|
||||
|
||||
//bugzilla 11784
|
||||
@safe unittest
|
||||
{
|
||||
assert("abcdefghijklmnopqrstuvwxyz"
|
||||
.matchFirst("[a-z&&[^aeiuo]]").hit == "b");
|
||||
}
|
||||
|
||||
//bugzilla 12366
|
||||
@safe unittest
|
||||
{
|
||||
auto re = ctRegex!(`^((?=(xx+?)\2+$)((?=\2+$)(?=(x+)(\4+$))\5){2})*x?$`);
|
||||
assert("xxxxxxxx".match(re).empty);
|
||||
assert(!"xxxx".match(re).empty);
|
||||
}
|
||||
|
||||
// bugzilla 12582
|
||||
@safe unittest
|
||||
{
|
||||
auto r = regex(`(?P<a>abc)`);
|
||||
assert(collectException("abc".matchFirst(r)["b"]));
|
||||
}
|
||||
|
||||
// bugzilla 12691
|
||||
@safe unittest
|
||||
{
|
||||
assert(bmatch("e@", "^([a-z]|)*$").empty);
|
||||
assert(bmatch("e@", ctRegex!`^([a-z]|)*$`).empty);
|
||||
}
|
||||
|
||||
//bugzilla 12713
|
||||
@safe unittest
|
||||
{
|
||||
assertThrown(regex("[[a-z]([a-z]|(([[a-z])))"));
|
||||
}
|
||||
|
||||
//bugzilla 12747
|
||||
@safe unittest
|
||||
{
|
||||
assertThrown(regex(`^x(\1)`));
|
||||
assertThrown(regex(`^(x(\1))`));
|
||||
assertThrown(regex(`^((x)(?=\1))`));
|
||||
}
|
||||
|
||||
// bugzilla 13532
|
||||
version(none) // TODO: revist once we have proper benchmark framework
|
||||
@safe unittest
|
||||
{
|
||||
import std.datetime.stopwatch : StopWatch, AutoStart;
|
||||
import std.math : abs;
|
||||
import std.conv : to;
|
||||
enum re1 = ctRegex!`[0-9][0-9]`;
|
||||
immutable static re2 = ctRegex!`[0-9][0-9]`;
|
||||
immutable iterations = 1_000_000;
|
||||
size_t result1 = 0, result2 = 0;
|
||||
auto sw = StopWatch(AutoStart.yes);
|
||||
foreach (_; 0 .. iterations)
|
||||
{
|
||||
result1 += matchFirst("12345678", re1).length;
|
||||
}
|
||||
const staticTime = sw.peek();
|
||||
sw.reset();
|
||||
foreach (_; 0 .. iterations)
|
||||
{
|
||||
result2 += matchFirst("12345678", re2).length;
|
||||
}
|
||||
const enumTime = sw.peek();
|
||||
assert(result1 == result2);
|
||||
auto ratio = 1.0 * enumTime.total!"usecs" / staticTime.total!"usecs";
|
||||
// enum is faster or the diff is less < 30%
|
||||
assert(ratio < 1.0 || abs(ratio - 1.0) < 0.75,
|
||||
"enum regex to static regex ratio "~to!string(ratio));
|
||||
}
|
||||
|
||||
// bugzilla 14504
|
||||
@safe unittest
|
||||
{
|
||||
auto p = ctRegex!("a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?" ~
|
||||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
|
||||
}
|
||||
|
||||
// bugzilla 14529
|
||||
@safe unittest
|
||||
{
|
||||
auto ctPat2 = regex(r"^[CDF]$", "i");
|
||||
foreach (v; ["C", "c", "D", "d", "F", "f"])
|
||||
assert(matchAll(v, ctPat2).front.hit == v);
|
||||
}
|
||||
|
||||
// bugzilla 14615
|
||||
@safe unittest
|
||||
{
|
||||
import std.array : appender;
|
||||
import std.regex : replaceFirst, replaceFirstInto, regex;
|
||||
import std.stdio : writeln;
|
||||
|
||||
auto example = "Hello, world!";
|
||||
auto pattern = regex("^Hello, (bug)"); // won't find this one
|
||||
auto result = replaceFirst(example, pattern, "$1 Sponge Bob");
|
||||
assert(result == "Hello, world!"); // Ok.
|
||||
|
||||
auto sink = appender!string;
|
||||
replaceFirstInto(sink, example, pattern, "$1 Sponge Bob");
|
||||
assert(sink.data == "Hello, world!");
|
||||
replaceAllInto(sink, example, pattern, "$1 Sponge Bob");
|
||||
assert(sink.data == "Hello, world!Hello, world!");
|
||||
}
|
||||
|
||||
// bugzilla 15573
|
||||
@safe unittest
|
||||
{
|
||||
auto rx = regex("[c d]", "x");
|
||||
assert("a b".matchFirst(rx));
|
||||
}
|
||||
|
||||
// bugzilla 15864
|
||||
@safe unittest
|
||||
{
|
||||
regex(`(<a (?:(?:\w+=\"[^"]*\")?\s*)*href="\.\.?)"`);
|
||||
}
|
||||
|
||||
@safe unittest
|
||||
{
|
||||
auto r = regex("(?# comment)abc(?# comment2)");
|
||||
assert("abc".matchFirst(r));
|
||||
assertThrown(regex("(?#..."));
|
||||
}
|
||||
|
||||
// bugzilla 17075
|
||||
@safe unittest
|
||||
{
|
||||
enum titlePattern = `<title>(.+)</title>`;
|
||||
static titleRegex = ctRegex!titlePattern;
|
||||
string input = "<title>" ~ "<".repeat(100_000).join;
|
||||
assert(input.matchFirst(titleRegex).empty);
|
||||
}
|
||||
|
||||
// bugzilla 17212
|
||||
@safe unittest
|
||||
{
|
||||
auto r = regex(" [a] ", "x");
|
||||
assert("a".matchFirst(r));
|
||||
}
|
||||
|
||||
// bugzilla 17157
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.comparison : equal;
|
||||
auto ctr = ctRegex!"(a)|(b)|(c)|(d)";
|
||||
auto r = regex("(a)|(b)|(c)|(d)", "g");
|
||||
auto s = "--a--b--c--d--";
|
||||
auto outcomes = [
|
||||
["a", "a", "", "", ""],
|
||||
["b", "", "b", "", ""],
|
||||
["c", "", "", "c", ""],
|
||||
["d", "", "", "", "d"]
|
||||
];
|
||||
assert(equal!equal(s.matchAll(ctr), outcomes));
|
||||
assert(equal!equal(s.bmatch(r), outcomes));
|
||||
}
|
||||
|
||||
// bugzilla 17667
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.searching : canFind;
|
||||
void willThrow(T, size_t line = __LINE__)(T arg, string msg)
|
||||
{
|
||||
auto e = collectException(regex(arg));
|
||||
assert(e.msg.canFind(msg), to!string(line) ~ ": " ~ e.msg);
|
||||
}
|
||||
willThrow([r".", r"[\(\{[\]\}\)]"], "no matching ']' found while parsing character class");
|
||||
willThrow([r"[\", r"123"], "no matching ']' found while parsing character class");
|
||||
willThrow([r"[a-", r"123"], "no matching ']' found while parsing character class");
|
||||
willThrow([r"[a-\", r"123"], "no matching ']' found while parsing character class");
|
||||
willThrow([r"\", r"123"], "invalid escape sequence");
|
||||
}
|
||||
|
||||
// bugzilla 17668
|
||||
@safe unittest
|
||||
{
|
||||
import std.algorithm.searching;
|
||||
auto e = collectException!RegexException(regex(q"<[^]>"));
|
||||
assert(e.msg.canFind("no operand for '^'"), e.msg);
|
||||
}
|
||||
|
||||
// bugzilla 17673
|
||||
@safe unittest
|
||||
{
|
||||
string str = `<">`;
|
||||
string[] regexps = ["abc", "\"|x"];
|
||||
auto regexp = regex(regexps);
|
||||
auto c = matchFirst(str, regexp);
|
||||
assert(c);
|
||||
assert(c.whichPattern == 2);
|
||||
}
|
||||
|
|
@ -216,6 +216,7 @@ SRC_STD_REGEX= \
|
|||
std\regex\package.d \
|
||||
std\regex\internal\parser.d \
|
||||
std\regex\internal\tests.d \
|
||||
std\regex\internal\tests2.d \
|
||||
std\regex\internal\backtracking.d \
|
||||
std\regex\internal\thompson.d \
|
||||
std\regex\internal\kickstart.d \
|
||||
|
|
@ -516,6 +517,7 @@ cov : $(SRC_TO_COMPILE) $(LIB)
|
|||
$(DMD) -conf= -cov=90 $(UDFLAGS) -main -run std\conv.d
|
||||
$(DMD) -conf= -cov=0 $(UDFLAGS) -main -run std\zip.d
|
||||
$(DMD) -conf= -cov=77 $(UDFLAGS) -main -run std\regex\tests.d
|
||||
$(DMD) -conf= -cov=77 $(UDFLAGS) -main -run std\regex\tests2.d
|
||||
$(DMD) -conf= -cov=92 $(UDFLAGS) -main -run std\json.d
|
||||
$(DMD) -conf= -cov=87 $(UDFLAGS) -main -run std\parallelism.d
|
||||
$(DMD) -conf= -cov=50 $(UDFLAGS) -main -run std\mathspecial.d
|
||||
|
|
|
|||
|
|
@ -241,6 +241,7 @@ SRC_STD_REGEX= \
|
|||
std\regex\package.d \
|
||||
std\regex\internal\parser.d \
|
||||
std\regex\internal\tests.d \
|
||||
std\regex\internal\tests2.d \
|
||||
std\regex\internal\backtracking.d \
|
||||
std\regex\internal\thompson.d \
|
||||
std\regex\internal\kickstart.d \
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue