Ensure Diff.Compare() cannot apply on a bare repository

Saaman · Saaman · commit b447d6726720 · 2012-12-11T11:17:53.000+01:00
diff --git a/LibGit2Sharp.Tests/DiffTreeToTargetFixture.cs b/LibGit2Sharp.Tests/DiffTreeToTargetFixture.cs
@@ -321,5 +321,19 @@ public void CanCopeWithEndOfFileNewlineChanges()
                 Assert.Equal(expected.ToString(), changes.Patch);
             }
         }
+
+        [Fact]
+        public void CompareATreeInABareRepositoryShouldRaiseException()
+        {
+            using (var repo = new Repository(BareTestRepoPath))
+            {
+                Assert.Throws<BareRepositoryException>(
+                    () => repo.Diff.Compare(repo.Head.Tip.Tree, DiffTargets.WorkingDirectory));
+                Assert.Throws<BareRepositoryException>(
+                    () => repo.Diff.Compare(repo.Head.Tip.Tree, DiffTargets.Index));
+                Assert.Throws<BareRepositoryException>(
+                    () => repo.Diff.Compare(repo.Head.Tip.Tree, DiffTargets.WorkingDirectory|DiffTargets.Index));
+            }
+        }
     }
 }

Original file line number	Diff line number	Diff line change
`@@ -321,5 +321,19 @@ public void CanCopeWithEndOfFileNewlineChanges()`
`321`	`321`	`Assert.Equal(expected.ToString(), changes.Patch);`
`322`	`322`	`}`
`323`	`323`	`}`
	`324`	`+`
	`325`	`+ [Fact]`
	`326`	`+ public void CompareATreeInABareRepositoryShouldRaiseException()`
	`327`	`+ {`
	`328`	`+ using (var repo = new Repository(BareTestRepoPath))`
	`329`	`+ {`
	`330`	`+ Assert.Throws<BareRepositoryException>(`
	`331`	`+ () => repo.Diff.Compare(repo.Head.Tip.Tree, DiffTargets.WorkingDirectory));`
	`332`	`+ Assert.Throws<BareRepositoryException>(`
	`333`	`+ () => repo.Diff.Compare(repo.Head.Tip.Tree, DiffTargets.Index));`
	`334`	`+ Assert.Throws<BareRepositoryException>(`
	`335`	`+ () => repo.Diff.Compare(repo.Head.Tip.Tree, DiffTargets.WorkingDirectory\|DiffTargets.Index));`
	`336`	`+ }`
	`337`	`+ }`
`324`	`338`	`}`
`325`	`339`	`}`