-
Notifications
You must be signed in to change notification settings - Fork 553
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Look up git metadata via GitHub env vars when available (#1974)
* Look up git metadata via GitHub env vars when available and fall back to `git` operations otherwise. This also changes the way that a `git` repo is detected to use `git` itself instead of checking for `.git` directory existence. (linked to internal issue PLAT-228) * Skip tests that use `git` when `git` is not available * Log output of `git` errors from tests * Log combined stdout and stderr of `git` * Configure git user bits * Use correct octal literal format * Overwrite GitHub env vars in tests so that they work in a GitHub Actions context
- Loading branch information
1 parent
cfa064a
commit fcb3c3c
Showing
2 changed files
with
167 additions
and
29 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,117 @@ | ||
package image | ||
|
||
import ( | ||
"context" | ||
"os" | ||
"os/exec" | ||
"path/filepath" | ||
"testing" | ||
"time" | ||
|
||
"github.com/stretchr/testify/require" | ||
) | ||
|
||
var hasGit = (func() bool { | ||
_, err := exec.LookPath("git") | ||
return err == nil | ||
})() | ||
|
||
func gitRun(argv []string, t *testing.T) { | ||
ctx, cancel := context.WithTimeout(context.TODO(), 2*time.Second) | ||
t.Cleanup(cancel) | ||
|
||
out, err := exec.CommandContext(ctx, "git", argv...).CombinedOutput() | ||
t.Logf("git output:\n%s", string(out)) | ||
|
||
require.NoError(t, err) | ||
} | ||
|
||
func setupGitWorkTree(t *testing.T) string { | ||
if !hasGit { | ||
t.Skip("no git executable available") | ||
return "" | ||
} | ||
|
||
r := require.New(t) | ||
|
||
tmp := filepath.Join(t.TempDir(), "wd") | ||
r.NoError(os.MkdirAll(tmp, 0o755)) | ||
|
||
gitRun([]string{"init", tmp}, t) | ||
gitRun([]string{"-C", tmp, "config", "user.email", "cog@localhost"}, t) | ||
gitRun([]string{"-C", tmp, "config", "user.name", "Cog Tests"}, t) | ||
gitRun([]string{"-C", tmp, "commit", "--allow-empty", "-m", "walrus"}, t) | ||
gitRun([]string{"-C", tmp, "tag", "-a", "v0.0.1+walrus", "-m", "walrus time"}, t) | ||
|
||
return tmp | ||
} | ||
|
||
func TestIsGitWorkTree(t *testing.T) { | ||
r := require.New(t) | ||
|
||
r.False(isGitWorkTree("/dev/null")) | ||
r.True(isGitWorkTree(setupGitWorkTree(t))) | ||
} | ||
|
||
func TestGitHead(t *testing.T) { | ||
t.Run("via github env", func(t *testing.T) { | ||
t.Setenv("GITHUB_SHA", "fafafaf") | ||
|
||
head, err := gitHead("/dev/null") | ||
|
||
require.NoError(t, err) | ||
require.Equal(t, "fafafaf", head) | ||
}) | ||
|
||
t.Run("via git", func(t *testing.T) { | ||
tmp := setupGitWorkTree(t) | ||
if tmp == "" { | ||
return | ||
} | ||
|
||
t.Setenv("GITHUB_SHA", "") | ||
|
||
head, err := gitHead(tmp) | ||
require.NoError(t, err) | ||
require.NotEqual(t, "", head) | ||
}) | ||
|
||
t.Run("unavailable", func(t *testing.T) { | ||
t.Setenv("GITHUB_SHA", "") | ||
|
||
head, err := gitHead("/dev/null") | ||
require.Error(t, err) | ||
require.Equal(t, "", head) | ||
}) | ||
} | ||
|
||
func TestGitTag(t *testing.T) { | ||
t.Run("via github env", func(t *testing.T) { | ||
t.Setenv("GITHUB_REF_NAME", "v0.0.1+manatee") | ||
|
||
tag, err := gitTag("/dev/null") | ||
require.NoError(t, err) | ||
require.Equal(t, "v0.0.1+manatee", tag) | ||
}) | ||
|
||
t.Run("via git", func(t *testing.T) { | ||
tmp := setupGitWorkTree(t) | ||
if tmp == "" { | ||
return | ||
} | ||
|
||
t.Setenv("GITHUB_REF_NAME", "") | ||
|
||
tag, err := gitTag(tmp) | ||
require.NoError(t, err) | ||
require.Equal(t, "v0.0.1+walrus", tag) | ||
}) | ||
|
||
t.Run("unavailable", func(t *testing.T) { | ||
t.Setenv("GITHUB_REF_NAME", "") | ||
|
||
tag, err := gitTag("/dev/null") | ||
require.Error(t, err) | ||
require.Equal(t, "", tag) | ||
}) | ||
} |