Use null byte separators when fetching comments from git

This commit is contained in:
William Martin 2024-02-27 17:38:57 +01:00
parent fb353caf19
commit 2b0484f5aa
3 changed files with 29 additions and 24 deletions

View file

@ -234,7 +234,12 @@ func isGitSha(s string) bool {
}
func (c *Client) Commits(ctx context.Context, baseRef, headRef string) ([]*Commit, error) {
args := []string{"-c", "log.ShowSignature=false", "log", "--pretty=format:%H,%s,%b", "--cherry", fmt.Sprintf("%s...%s", baseRef, headRef)}
// The formatting directive %x00 indicates that git should include the null byte as a separator.
// We use this because it is not a valid character to include in a commit message. Previously,
// commas were used here but when we Split on them, we would get incorrect results if commit titles
// happened to contain them.
// https://git-scm.com/docs/pretty-formats#Documentation/pretty-formats.txt-emx00em
args := []string{"-c", "log.ShowSignature=false", "log", "--pretty=format:%H%x00%s%x00%b", "--cherry", fmt.Sprintf("%s...%s", baseRef, headRef)}
cmd, err := c.Command(ctx, args...)
if err != nil {
return nil, err
@ -249,7 +254,7 @@ func (c *Client) Commits(ctx context.Context, baseRef, headRef string) ([]*Commi
body := 2
lines := outputLines(out)
for i := 0; i < len(lines); i++ {
split := strings.SplitN(lines[i], ",", 3)
split := strings.SplitN(lines[i], "\u0000", 3)
if isGitSha(split[sha]) {
c := &Commit{
Sha: split[sha],
@ -264,7 +269,7 @@ func (c *Client) Commits(ctx context.Context, baseRef, headRef string) ([]*Commi
break
}
possibleSplit := strings.SplitN(lines[i], ",", 3)
possibleSplit := strings.SplitN(lines[i], "\u0000", 3)
if len(possibleSplit) > 2 && isGitSha(possibleSplit[sha]) {
i--
break

View file

@ -493,7 +493,7 @@ func TestClientCommits(t *testing.T) {
},
},
},
wantCmdArgs: `path/to/git -c log.ShowSignature=false log --pretty=format:%H,%s,%b --cherry SHA1...SHA2`,
wantCmdArgs: `path/to/git -c log.ShowSignature=false log --pretty=format:%H%x00%s%x00%b --cherry SHA1...SHA2`,
wantCommits: []*Commit{{
Sha: "6a6872b918c601a0e730710ad8473938a7516d30",
Title: "testing testability test",
@ -510,7 +510,7 @@ func TestClientCommits(t *testing.T) {
},
},
},
wantCmdArgs: `path/to/git -c log.ShowSignature=false log --pretty=format:%H,%s,%b --cherry SHA1...SHA2`,
wantCmdArgs: `path/to/git -c log.ShowSignature=false log --pretty=format:%H%x00%s%x00%b --cherry SHA1...SHA2`,
wantCommits: []*Commit{{
Sha: "6a6872b918c601a0e730710ad8473938a7516d30",
Title: "testing testability test",
@ -533,7 +533,7 @@ func TestClientCommits(t *testing.T) {
},
},
},
wantCmdArgs: `path/to/git -c log.ShowSignature=false log --pretty=format:%H,%s,%b --cherry SHA1...SHA2`,
wantCmdArgs: `path/to/git -c log.ShowSignature=false log --pretty=format:%H%x00%s%x00%b --cherry SHA1...SHA2`,
wantCommits: []*Commit{
{
Sha: "6a6872b918c601a0e730710ad8473938a7516d30",
@ -562,7 +562,7 @@ func TestClientCommits(t *testing.T) {
},
},
},
wantCmdArgs: `path/to/git -c log.ShowSignature=false log --pretty=format:%H,%s,%b --cherry SHA1...SHA2`,
wantCmdArgs: `path/to/git -c log.ShowSignature=false log --pretty=format:%H%x00%s%x00%b --cherry SHA1...SHA2`,
wantCommits: []*Commit{
{
Sha: "6a6872b918c601a0e730710ad8473938a7516d30",
@ -591,7 +591,7 @@ func TestClientCommits(t *testing.T) {
},
},
},
wantCmdArgs: `path/to/git -c log.ShowSignature=false log --pretty=format:%H,%s,%b --cherry SHA1...SHA2`,
wantCmdArgs: `path/to/git -c log.ShowSignature=false log --pretty=format:%H%x00%s%x00%b --cherry SHA1...SHA2`,
wantCommits: []*Commit{
{
Sha: "6a6872b918c601a0e730710ad8473938a7516d30",
@ -610,7 +610,7 @@ func TestClientCommits(t *testing.T) {
testData: stubbedCommitsCommandData{
Commits: []stubbedCommit{},
},
wantCmdArgs: `path/to/git -c log.ShowSignature=false log --pretty=format:%H,%s,%b --cherry SHA1...SHA2`,
wantCmdArgs: `path/to/git -c log.ShowSignature=false log --pretty=format:%H%x00%s%x00%b --cherry SHA1...SHA2`,
wantErrorMsg: "could not find any commits between SHA1 and SHA2",
},
{
@ -619,7 +619,7 @@ func TestClientCommits(t *testing.T) {
ErrMsg: "git error message",
ExitStatus: 1,
},
wantCmdArgs: `path/to/git -c log.ShowSignature=false log --pretty=format:%H,%s,%b --cherry SHA1...SHA2`,
wantCmdArgs: `path/to/git -c log.ShowSignature=false log --pretty=format:%H%x00%s%x00%b --cherry SHA1...SHA2`,
wantErrorMsg: "failed to run git: git error message",
},
}
@ -656,9 +656,9 @@ func TestCommitsHelperProcess(t *testing.T) {
var sb strings.Builder
for _, commit := range td.Commits {
sb.WriteString(commit.Sha)
sb.WriteString(",")
sb.WriteString("\u0000")
sb.WriteString(commit.Title)
sb.WriteString(",")
sb.WriteString("\u0000")
sb.WriteString(commit.Body)
sb.WriteString("\n")
}

View file

@ -627,7 +627,7 @@ func Test_createRun(t *testing.T) {
}))
},
cmdStubs: func(cs *run.CommandStubber) {
cs.Register(`git( .+)? log( .+)? origin/master\.\.\.feature`, 0, "d3476a1,commit 0\n7a6ea13,commit 1")
cs.Register(`git( .+)? log( .+)? origin/master\.\.\.feature`, 0, "d3476a1\u0000commit 0\u0000\n7a6ea13\u0000commit 1\u0000")
},
promptStubs: func(pm *prompter.PrompterMock) {
pm.MarkdownEditorFunc = func(p, d string, ba bool) (string, error) {
@ -851,7 +851,7 @@ func Test_createRun(t *testing.T) {
}))
},
cmdStubs: func(cs *run.CommandStubber) {
cs.Register(`git -c log.ShowSignature=false log --pretty=format:%H,%s,%b --cherry origin/master...feature`, 0, "")
cs.Register(`git -c log.ShowSignature=false log --pretty=format:%H%x00%s%x00%b --cherry origin/master...feature`, 0, "")
cs.Register(`git rev-parse --show-toplevel`, 0, "")
},
promptStubs: func(pm *prompter.PrompterMock) {
@ -1004,9 +1004,9 @@ func Test_createRun(t *testing.T) {
},
cmdStubs: func(cs *run.CommandStubber) {
cs.Register(
"git -c log.ShowSignature=false log --pretty=format:%H,%s,%b --cherry origin/master...feature",
"git -c log.ShowSignature=false log --pretty=format:%H%x00%s%x00%b --cherry origin/master...feature",
0,
"3a9b48085046d156c5acce8f3b3a0532cd706a4a,first commit of pr,first commit description\n",
"3a9b48085046d156c5acce8f3b3a0532cd706a4a\u0000first commit of pr\u0000first commit description\n",
)
cs.Register(`git rev-parse --show-toplevel`, 0, "")
},
@ -1079,10 +1079,10 @@ func Test_createRun(t *testing.T) {
},
cmdStubs: func(cs *run.CommandStubber) {
cs.Register(
"git -c log.ShowSignature=false log --pretty=format:%H,%s,%b --cherry origin/master...feature",
"git -c log.ShowSignature=false log --pretty=format:%H%x00%s%x00%b --cherry origin/master...feature",
0,
"56b6f8bb7c9e3a30093cd17e48934ce354148e80,second commit of pr\n"+
"3a9b48085046d156c5acce8f3b3a0532cd706a4a,first commit of pr,first commit description\n",
"56b6f8bb7c9e3a30093cd17e48934ce354148e80\u0000second commit of pr\u0000\n"+
"3a9b48085046d156c5acce8f3b3a0532cd706a4a\u0000first commit of pr\u0000first commit description\n",
)
},
httpStubs: func(reg *httpmock.Registry, t *testing.T) {
@ -1115,20 +1115,20 @@ func Test_createRun(t *testing.T) {
},
cmdStubs: func(cs *run.CommandStubber) {
cs.Register(
"git -c log.ShowSignature=false log --pretty=format:%H,%s,%b --cherry origin/master...feature",
"git -c log.ShowSignature=false log --pretty=format:%H%x00%s%x00%b --cherry origin/master...feature",
0,
"56b6f8bb7c9e3a30093cd17e48934ce354148e80,second commit of pr,second commit description\n"+
"3a9b48085046d156c5acce8f3b3a0532cd706a4a,first commit of pr,first commit with super long description, with super long description, with super long description, with super long description.\n",
"56b6f8bb7c9e3a30093cd17e48934ce354148e80\u0000second commit of pr\u0000second commit description\n"+
"3a9b48085046d156c5acce8f3b3a0532cd706a4a\u0000first commit of pr\u0000first commit with super long description, with super long description, with super long description, with super long description.\n",
)
},
httpStubs: func(reg *httpmock.Registry, t *testing.T) {
reg.Register(
httpmock.GraphQL(`mutation PullRequestCreate\b`),
httpmock.GraphQLMutation(`
{
{
"data": { "createPullRequest": { "pullRequest": {
"URL": "https://github.com/OWNER/REPO/pull/12"
} } }
} } }
}
`,
func(input map[string]interface{}) {