mirrors/phobos
1
0
Fork 0
mirror of https://github.com/dlang/phobos.git synced 2025-05-11 23:05:34 +03:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Merge pull request #6506 from n8sh/math-examples-exact

Browse source 
[Trivial] In std.math public tests use exact equality where the specification mandates an exact result
merged-on-behalf-of: Jack Stouffer <jack@jackstouffer.com>
This commit is contained in:
The Dlang Bot 2018-05-14 15:47:29 +02:00 • committed by GitHub
commit 27a875709d
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 17 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

34
std/math.d
View file

@ -794,7 +794,7 @@ float cos(float x) @safe pure nothrow @nogc { return cos(cast(real) x); }
///
@safe unittest
{
assert(cos(0.0).approxEqual(1.0));
assert(cos(0.0) == 1.0);
assert(cos(1.0).approxEqual(0.540));
assert(cos(3.0).approxEqual(-0.989));
}
@ -1169,7 +1169,7 @@ Lret: {}
///
@safe unittest
{
assert(tan(0.0).approxEqual(0));
assert(isIdentical(tan(0.0), 0.0));
assert(tan(PI).approxEqual(0));
assert(tan(PI / 3).approxEqual(sqrt(3.0)));
}
@ -1239,7 +1239,7 @@ float asin(float x) @safe pure nothrow @nogc { return asin(cast(real) x); }
///
@safe unittest
{
assert(asin(0.0).approxEqual(0.0));
assert(isIdentical(asin(0.0), 0.0));
assert(asin(0.5).approxEqual(PI / 6));
assert(asin(PI).isNaN);
}
@ -1363,7 +1363,7 @@ float atan(float x) @safe pure nothrow @nogc { return atan(cast(real) x); }
///
@safe unittest
{
assert(atan(0.0).approxEqual(0.0));
assert(isIdentical(atan(0.0), 0.0));
assert(atan(sqrt(3.0)).approxEqual(PI / 3));
}
@ -1516,7 +1516,7 @@ float cosh(float x) @safe pure nothrow @nogc { return cosh(cast(real) x); }
///
@safe unittest
{
assert(cosh(0.0).approxEqual(1.0));
assert(cosh(0.0) == 1.0);
assert(cosh(1.0).approxEqual((E + 1.0 / E) / 2));
}
@ -1558,7 +1558,7 @@ float sinh(float x) @safe pure nothrow @nogc { return sinh(cast(real) x); }
///
@safe unittest
{
assert(sinh(0.0).approxEqual(0.0));
assert(isIdentical(sinh(0.0), 0.0));
assert(sinh(1.0).approxEqual((E - 1.0 / E) / 2));
}
@ -1597,7 +1597,7 @@ float tanh(float x) @safe pure nothrow @nogc { return tanh(cast(real) x); }
///
@safe unittest
{
assert(tanh(0.0).approxEqual(0.0));
assert(isIdentical(tanh(0.0), 0.0));
assert(tanh(1.0).approxEqual(sinh(1.0) / cosh(1.0)));
}
@ -1674,7 +1674,7 @@ float acosh(float x) @safe pure nothrow @nogc { return acosh(cast(real) x); }
{
assert(isNaN(acosh(0.9)));
assert(isNaN(acosh(real.nan)));
assert(acosh(1.0) == 0.0);
assert(isIdentical(acosh(1.0), 0.0));
assert(acosh(real.infinity) == real.infinity);
assert(isNaN(acosh(0.5)));
}
@ -2062,7 +2062,7 @@ float exp(float x) @safe pure nothrow @nogc { return exp(cast(real) x); }
///
@safe unittest
{
assert(exp(0.0).feqrel(1.0) > 16);
assert(exp(0.0) == 1.0);
assert(exp(3.0).feqrel(E * E * E) > 16);
}
@ -2339,7 +2339,7 @@ L_largenegative:
///
@safe unittest
{
assert(expm1(0.0).feqrel(0) > 16);
assert(isIdentical(expm1(0.0), 0.0));
assert(expm1(1.0).feqrel(1.71828) > 16);
assert(expm1(2.0).feqrel(6.3890) > 16);
}
@ -2373,7 +2373,7 @@ real exp2(real x) @nogc @trusted pure nothrow
///
@safe unittest
{
assert(exp2(0.0).feqrel(1.0) > 16);
assert(isIdentical(exp2(0.0), 1.0));
assert(exp2(2.0).feqrel(4.0) > 16);
assert(exp2(8.0).feqrel(256.0) > 16);
}
@ -3809,7 +3809,7 @@ real log1p(real x) @safe pure nothrow @nogc
///
@safe pure unittest
{
assert(log1p(0.0).feqrel(0.0) > 16);
assert(isIdentical(log1p(0.0), 0.0));
assert(log1p(1.0).feqrel(0.69314) > 16);
assert(log1p(-1.0) == -real.infinity);
@ -3957,8 +3957,8 @@ real logb(real x) @trusted nothrow @nogc
///
@safe @nogc nothrow unittest
{
assert(logb(1.0).feqrel(0.0) > 16);
assert(logb(100.0).feqrel(6.0) > 16);
assert(logb(1.0) == 0);
assert(logb(100.0) == 6);
assert(logb(0.0) == -real.infinity);
assert(logb(real.infinity) == real.infinity);
@ -3992,7 +3992,7 @@ real fmod(real x, real y) @trusted nothrow @nogc
///
@safe unittest
{
assert(fmod(0.0, 1.0).feqrel(0.0) > 16);
assert(isIdentical(fmod(0.0, 1.0), 0.0));
assert(fmod(5.0, 3.0).feqrel(2.0) > 16);
assert(isNaN(fmod(5.0, 0.0)));
}
@ -4132,8 +4132,8 @@ float fabs(float x) @safe pure nothrow @nogc { return fabs(cast(real) x); }
///
@safe unittest
{
assert(fabs(0.0) == 0.0);
assert(fabs(-0.0) == 0.0);
assert(isIdentical(fabs(0.0), 0.0));
assert(isIdentical(fabs(-0.0), 0.0));
assert(fabs(-10.0) == 10.0);
}