Avoid impporting deploy from config when nodeploy tag is set

Test:

```
go list -tags nodeploy ./... | grep deploy
```

Fixes #12009

deploy/deployconfig/deployConfig_test.go

@@ -0,0 +1,199 @@
+// Copyright 2024 The Hugo Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+//go:build !nodeploy
+// +build !nodeploy
+
+package deployconfig
+
+import (
+	"fmt"
+	"testing"
+
+	qt "github.com/frankban/quicktest"
+	"github.com/gohugoio/hugo/config"
+)
+
+func TestDecodeConfigFromTOML(t *testing.T) {
+	c := qt.New(t)
+
+	tomlConfig := `
+
+someOtherValue = "foo"
+
+[deployment]
+
+order = ["o1", "o2"]
+
+# All lowercase.
+[[deployment.targets]]
+name = "name0"
+url = "url0"
+cloudfrontdistributionid = "cdn0"
+include = "*.html"
+
+# All uppercase.
+[[deployment.targets]]
+NAME = "name1"
+URL = "url1"
+CLOUDFRONTDISTRIBUTIONID = "cdn1"
+INCLUDE = "*.jpg"
+
+# Camelcase.
+[[deployment.targets]]
+name = "name2"
+url = "url2"
+cloudFrontDistributionID = "cdn2"
+exclude = "*.png"
+
+# All lowercase.
+[[deployment.matchers]]
+pattern = "^pattern0$"
+cachecontrol = "cachecontrol0"
+contentencoding = "contentencoding0"
+contenttype = "contenttype0"
+
+# All uppercase.
+[[deployment.matchers]]
+PATTERN = "^pattern1$"
+CACHECONTROL = "cachecontrol1"
+CONTENTENCODING = "contentencoding1"
+CONTENTTYPE = "contenttype1"
+GZIP = true
+FORCE = true
+
+# Camelcase.
+[[deployment.matchers]]
+pattern = "^pattern2$"
+cacheControl = "cachecontrol2"
+contentEncoding = "contentencoding2"
+contentType = "contenttype2"
+gzip = true
+force = true
+`
+	cfg, err := config.FromConfigString(tomlConfig, "toml")
+	c.Assert(err, qt.IsNil)
+
+	dcfg, err := DecodeConfig(cfg)
+	c.Assert(err, qt.IsNil)
+
+	// Order.
+	c.Assert(len(dcfg.Order), qt.Equals, 2)
+	c.Assert(dcfg.Order[0], qt.Equals, "o1")
+	c.Assert(dcfg.Order[1], qt.Equals, "o2")
+	c.Assert(len(dcfg.Ordering), qt.Equals, 2)
+
+	// Targets.
+	c.Assert(len(dcfg.Targets), qt.Equals, 3)
+	wantInclude := []string{"*.html", "*.jpg", ""}
+	wantExclude := []string{"", "", "*.png"}
+	for i := 0; i < 3; i++ {
+		tgt := dcfg.Targets[i]
+		c.Assert(tgt.Name, qt.Equals, fmt.Sprintf("name%d", i))
+		c.Assert(tgt.URL, qt.Equals, fmt.Sprintf("url%d", i))
+		c.Assert(tgt.CloudFrontDistributionID, qt.Equals, fmt.Sprintf("cdn%d", i))
+		c.Assert(tgt.Include, qt.Equals, wantInclude[i])
+		if wantInclude[i] != "" {
+			c.Assert(tgt.IncludeGlob, qt.Not(qt.IsNil))
+		}
+		c.Assert(tgt.Exclude, qt.Equals, wantExclude[i])
+		if wantExclude[i] != "" {
+			c.Assert(tgt.ExcludeGlob, qt.Not(qt.IsNil))
+		}
+	}
+
+	// Matchers.
+	c.Assert(len(dcfg.Matchers), qt.Equals, 3)
+	for i := 0; i < 3; i++ {
+		m := dcfg.Matchers[i]
+		c.Assert(m.Pattern, qt.Equals, fmt.Sprintf("^pattern%d$", i))
+		c.Assert(m.Re, qt.Not(qt.IsNil))
+		c.Assert(m.CacheControl, qt.Equals, fmt.Sprintf("cachecontrol%d", i))
+		c.Assert(m.ContentEncoding, qt.Equals, fmt.Sprintf("contentencoding%d", i))
+		c.Assert(m.ContentType, qt.Equals, fmt.Sprintf("contenttype%d", i))
+		c.Assert(m.Gzip, qt.Equals, i != 0)
+		c.Assert(m.Force, qt.Equals, i != 0)
+	}
+}
+
+func TestInvalidOrderingPattern(t *testing.T) {
+	c := qt.New(t)
+
+	tomlConfig := `
+
+someOtherValue = "foo"
+
+[deployment]
+order = ["["]  # invalid regular expression
+`
+	cfg, err := config.FromConfigString(tomlConfig, "toml")
+	c.Assert(err, qt.IsNil)
+
+	_, err = DecodeConfig(cfg)
+	c.Assert(err, qt.Not(qt.IsNil))
+}
+
+func TestInvalidMatcherPattern(t *testing.T) {
+	c := qt.New(t)
+
+	tomlConfig := `
+
+someOtherValue = "foo"
+
+[deployment]
+[[deployment.matchers]]
+Pattern = "["  # invalid regular expression
+`
+	cfg, err := config.FromConfigString(tomlConfig, "toml")
+	c.Assert(err, qt.IsNil)
+
+	_, err = DecodeConfig(cfg)
+	c.Assert(err, qt.Not(qt.IsNil))
+}
+
+func TestDecodeConfigDefault(t *testing.T) {
+	c := qt.New(t)
+
+	dcfg, err := DecodeConfig(config.New())
+	c.Assert(err, qt.IsNil)
+	c.Assert(len(dcfg.Targets), qt.Equals, 0)
+	c.Assert(len(dcfg.Matchers), qt.Equals, 0)
+}
+
+func TestEmptyTarget(t *testing.T) {
+	c := qt.New(t)
+
+	tomlConfig := `
+[deployment]
+[[deployment.targets]]
+`
+	cfg, err := config.FromConfigString(tomlConfig, "toml")
+	c.Assert(err, qt.IsNil)
+
+	_, err = DecodeConfig(cfg)
+	c.Assert(err, qt.Not(qt.IsNil))
+}
+
+func TestEmptyMatcher(t *testing.T) {
+	c := qt.New(t)
+
+	tomlConfig := `
+[deployment]
+[[deployment.matchers]]
+`
+	cfg, err := config.FromConfigString(tomlConfig, "toml")
+	c.Assert(err, qt.IsNil)
+
+	_, err = DecodeConfig(cfg)
+	c.Assert(err, qt.Not(qt.IsNil))
+}