fix: remove reduntant test

Author: brymut

routers/web/repo/compare_test.go

@@ -38,47 +38,3 @@ func TestAttachCommentsToLines(t *testing.T) {
 	assert.Equal(t, int64(300), section.Lines[1].Comments[0].ID)
 	assert.Equal(t, int64(301), section.Lines[1].Comments[1].ID)
 }
-
-func TestAttachHiddenCommentIDs(t *testing.T) {
-	section := &gitdiff.DiffSection{
-		Lines: []*gitdiff.DiffLine{
-			{
-				Type: gitdiff.DiffLineSection,
-				SectionInfo: &gitdiff.DiffLineSectionInfo{
-					LastRightIdx:  10,
-					RightIdx:      20,
-					RightHunkSize: 5, // Normal expansion
-				},
-			},
-			{
-				Type: gitdiff.DiffLinePlain,
-			},
-			{
-				Type: gitdiff.DiffLineSection,
-				SectionInfo: &gitdiff.DiffLineSectionInfo{
-					LastRightIdx:  30,
-					RightIdx:      40,
-					RightHunkSize: 0, // End-of-file expansion
-				},
-			},
-		},
-	}
-
-	lineComments := map[int64][]*issues_model.Comment{
-		15: {{ID: 100}}, // in first section's hidden range
-		35: {{ID: 200}}, // in second section's hidden range
-		40: {{ID: 300}}, // at second section's RightIdx (end-of-file, should be included)
-		50: {{ID: 400}}, // outside any range
-	}
-
-	attachHiddenCommentIDs(section, lineComments)
-
-	// First section: normal expansion, RightIdx is exclusive
-	assert.Equal(t, []int64{100}, section.Lines[0].SectionInfo.HiddenCommentIDs)
-
-	// Second line is not a section
-	assert.Nil(t, section.Lines[1].SectionInfo)
-
-	// Third section: end-of-file expansion, RightIdx is inclusive
-	assert.ElementsMatch(t, []int64{200, 300}, section.Lines[2].SectionInfo.HiddenCommentIDs)
-}