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Some refactor on git diff and ignore getting commit information failed on migrating pull request review comments (#9996)

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* Some refactor on git diff and ignore getting commit information failed on migrating pull request review comments

* fix test

* fix lint

* Change error log to warn
This commit is contained in:
Lunny Xiao
2020-01-28 16:02:03 +08:00
committed by zeripath
parent 1019913eab
commit e8860ef4f9
7 changed files with 356 additions and 321 deletions
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70
services/gitdiff/gitdiff_test.go
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@@ -41,68 +41,6 @@ func TestDiffToHTML(t *testing.T) {
}, DiffLineDel))
}
const exampleDiff = `diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -1,3 +1,6 @@
# gitea-github-migrator
+
+ Build Status
- Latest Release
Docker Pulls
+ cut off
+ cut off`
func TestCutDiffAroundLine(t *testing.T) {
result := CutDiffAroundLine(strings.NewReader(exampleDiff), 4, false, 3)
resultByLine := strings.Split(result, "\n")
assert.Len(t, resultByLine, 7)
// Check if headers got transferred
assert.Equal(t, "diff --git a/README.md b/README.md", resultByLine[0])
assert.Equal(t, "--- a/README.md", resultByLine[1])
assert.Equal(t, "+++ b/README.md", resultByLine[2])
// Check if hunk header is calculated correctly
assert.Equal(t, "@@ -2,2 +3,2 @@", resultByLine[3])
// Check if line got transferred
assert.Equal(t, "+ Build Status", resultByLine[4])
// Must be same result as before since old line 3 == new line 5
newResult := CutDiffAroundLine(strings.NewReader(exampleDiff), 3, true, 3)
assert.Equal(t, result, newResult, "Must be same result as before since old line 3 == new line 5")
newResult = CutDiffAroundLine(strings.NewReader(exampleDiff), 6, false, 300)
assert.Equal(t, exampleDiff, newResult)
emptyResult := CutDiffAroundLine(strings.NewReader(exampleDiff), 6, false, 0)
assert.Empty(t, emptyResult)
// Line is out of scope
emptyResult = CutDiffAroundLine(strings.NewReader(exampleDiff), 434, false, 0)
assert.Empty(t, emptyResult)
}
func BenchmarkCutDiffAroundLine(b *testing.B) {
for n := 0; n < b.N; n++ {
CutDiffAroundLine(strings.NewReader(exampleDiff), 3, true, 3)
}
}
func ExampleCutDiffAroundLine() {
const diff = `diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -1,3 +1,6 @@
# gitea-github-migrator
+
+ Build Status
- Latest Release
Docker Pulls
+ cut off
+ cut off`
result := CutDiffAroundLine(strings.NewReader(diff), 4, false, 3)
println(result)
}
func TestParsePatch(t *testing.T) {
var diff = `diff --git "a/README.md" "b/README.md"
--- a/README.md
@@ -209,11 +147,3 @@ func TestGetDiffRangeWithWhitespaceBehavior(t *testing.T) {
}
}
}
func TestParseDiffHunkString(t *testing.T) {
leftLine, leftHunk, rightLine, rightHunk := ParseDiffHunkString("@@ -19,3 +19,5 @@ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER")
assert.EqualValues(t, 19, leftLine)
assert.EqualValues(t, 3, leftHunk)
assert.EqualValues(t, 19, rightLine)
assert.EqualValues(t, 5, rightHunk)
}