(GH-90) Relax restriction of one label per issue

Source/GitReleaseManager.Tests/ConfigurationTests.cs

@@ -31,5 +31,31 @@ public void Should_Read_Label_Aliases()
             Assert.AreEqual("Baz", config.LabelAliases[1].Header);
             Assert.AreEqual("Qux", config.LabelAliases[1].Plural);
         }
+
+        [Test]
+        public void Many_Labels_For_Issue_Disabled_By_Default()
+        {
+            // Given
+            var text = Resources.Default_Configuration_Yaml;
+
+            // When
+            var config = ConfigSerializer.Read(new StringReader(text));
+
+            // Then
+            Assert.AreEqual(false, config.IssueLabelsMany);
+        }
+
+        [Test]
+        public void Should_Read_Many_Labels_Issue()
+        {
+            // Given
+            var text = Resources.Many_Labels_For_Issue_Configuration_Yaml;
+
+            // When
+            var config = ConfigSerializer.Read(new StringReader(text));
+
+            // Then
+            Assert.AreEqual(true, config.IssueLabelsMany);
+        }
     }
 }

Source/GitReleaseManager.Tests/ReleaseNotesBuilderTests.NoCommitsWrongIssueLabel.approved.txt

@@ -0,0 +1 @@
+ 

Source/GitReleaseManager.Tests/ReleaseNotesBuilderTests.NoCommitsWrongIssueLabel.received.txt

@@ -0,0 +1,3 @@
+As part of this release we had [1 issue](https://github.com/FakeRepository/issues/issues?milestone=0&state=closed) closed.
+
+

Source/GitReleaseManager.Tests/ReleaseNotesBuilderTests.SomeCommitsWrongIssueLabel.approved.txt

@@ -0,0 +1 @@
+ 

Source/GitReleaseManager.Tests/ReleaseNotesBuilderTests.SomeCommitsWrongIssueLabel.received.txt

@@ -0,0 +1,3 @@
+As part of this release we had [5 commits](https://github.com/TestUser/FakeRepository/commits/1.2.3) which resulted in [1 issue](https://github.com/FakeRepository/issues/issues?milestone=0&state=closed) being closed.
+
+

Source/GitReleaseManager.Tests/ReleaseNotesBuilderTests.SomeIssuesWithMultipleLabelsWhenManyLabelsDisabled.approved.txt

@@ -0,0 +1,9 @@
+As part of this release we had [5 commits](https://github.com/TestUser/FakeRepository/commits/1.2.3) which resulted in [2 issues](https://github.com/FakeRepository/issues/issues?milestone=0&state=closed) being closed.
+
+
+__Help Wanteds__
+
+- [__#1__](http://example.com/1) Issue 1
+- [__#2__](http://example.com/2) Issue 2
+
+

Source/GitReleaseManager.Tests/ReleaseNotesBuilderTests.SomeIssuesWithMultipleLabelsWhenManyLabelsEnabled.approved.txt

@@ -0,0 +1,12 @@
+As part of this release we had [5 commits](https://github.com/TestUser/FakeRepository/commits/1.2.3) which resulted in [2 issues](https://github.com/FakeRepository/issues/issues?milestone=0&state=closed) being closed.
+
+
+__Bug__
+
+- [__#1__](http://example.com/1) Issue 1
+
+__Help Wanteds__
+
+- [__#1__](http://example.com/1) Issue 1
+- [__#2__](http://example.com/2) Issue 2
+

Source/GitReleaseManager.Tests/ReleaseNotesBuilderTests.cs

@@ -110,6 +110,19 @@ public void NoCommitsWrongIssueLabel()
             Assert.Throws<AggregateException>(() => AcceptTest(0, CreateIssue(1, "Test")));
         }
 
+        [Test]
+        public void SomeIssuesWithMultipleLabelsWhenManyLabelsDisabled()
+        {
+            Assert.Throws<AggregateException>(() => AcceptTest(5, CreateIssue(1, "Help Wanted", "Bug"), CreateIssue(2, "Help Wanted")));
+        }
+
+        [Test]
+        public void SomeIssuesWithMultipleLabelsWhenManyLabelsEnabled()
+        {
+            var config = new Config {IssueLabelsMany = true};
+            AcceptTest(5, config, CreateIssue(1, "Help Wanted", "Bug", "Internal Refactoring"), CreateIssue(2, "Help Wanted"));
+        }
+
         [Test]
         public void SomeCommitsWrongIssueLabel()
         {

Source/GitReleaseManager.Tests/Resources.resx

@@ -149,4 +149,38 @@ issue-labels-alias:
       header:  Baz
       plural:  Qux</value>
   </data>
+  <data name="Many_Labels_For_Issue_Configuration_Yaml" xml:space="preserve">
+    <value>create:
+  include-footer: false
+  footer-heading:
+  footer-content:
+  footer-includes-milestone: false
+  milestone-replace-text:
+
+export:
+  include-created-date-in-title: false
+  created-date-string-format:
+  perform-regex-removal: false
+  regex-text:
+  multiline-regex: false
+
+issue-labels-include:
+- Bug
+- Feature
+- Improvement
+
+issue-labels-exclude:
+- Internal Refactoring
+
+issue-labels-alias:
+    - name:    Bug
+      header:  Foo
+      plural:  Bar
+
+    - name:    Improvement
+      header:  Baz
+      plural:  Qux
+
+issue-labels-many: true</value>
+  </data>
 </root>

Source/GitReleaseManager/Configuration/Config.cs

@@ -66,5 +66,8 @@ public Config()
 
         [YamlMember(Alias = "issue-labels-alias")]
         public IList<LabelAlias> LabelAliases { get; private set; }
+
+        [YamlMember(Alias = "issue-labels-many")]
+        public bool IssueLabelsMany { get; set; }
     }
 }

Source/GitReleaseManager/ReleaseNotesBuilder.cs

@@ -119,7 +119,7 @@ private void CheckForValidLabels(Issue issue)
                 count += this.configuration.IssueLabelsExclude.Count(issueToExclude => issueLabel.Name.ToUpperInvariant() == issueToExclude.ToUpperInvariant());
             }
 
-            if (count != 1)
+            if (count != 1 && !this.configuration.IssueLabelsMany)
             {
                 var allIssueLabels = this.configuration.IssueLabelsInclude.Union(this.configuration.IssueLabelsExclude).ToList();
                 var allIssuesExceptLast = allIssueLabels.Take(allIssueLabels.Count - 1);

docs/configuration/enable-many-labels-per-issue.md

@@ -0,0 +1,42 @@
+# Enable Many Labels Per Issue
+
+When you are using many labels per issue in your project, you need explicitly tell GitReleaseManager about that, otherwise it won't generate report.
+
+Here is the example of how to configure it:
+
+```
+create:
+  include-footer: false
+  footer-heading:
+  footer-content:
+  footer-includes-milestone: false
+  milestone-replace-text:
+export:
+  include-created-date-in-title: false
+  created-date-string-format:
+  perform-regex-removal: false
+  regex-text:
+  multiline-regex: false
+issue-labels-include:
+- Bug
+- Feature
+- Improvement
+issue-labels-exclude:
+- Internal Refactoring
+issue-labels-many: true
+```
+
+This configuration will generate following report for you:
+
+As part of this release we had [5 commits](https://github.com/TestUser/FakeRepository/commits/1.2.3) which resulted in [2 issues](https://github.com/FakeRepository/issues/issues?milestone=0&state=closed) being closed.
+
+
+__Bug__
+
+- [__#1__](http://example.com/1) Issue 1
+
+__Improvement__
+
+- [__#1__](http://example.com/1) Issue 1
+- [__#2__](http://example.com/2) Issue 2
+