package git import ( "context" "fmt" "os" "os/exec" "path/filepath" "syscall" "testing" log "github.com/sirupsen/logrus" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require" ) func TestFindGitSlug(t *testing.T) { assert := assert.New(t) var slugTests = []struct { url string // input provider string // expected result slug string // expected result }{ {"https://git-codecommit.us-east-1.amazonaws.com/v1/repos/my-repo-name", "CodeCommit", "my-repo-name"}, {"ssh://git-codecommit.us-west-2.amazonaws.com/v1/repos/my-repo", "CodeCommit", "my-repo"}, {"git@github.com:nektos/act.git", "GitHub", "nektos/act"}, {"git@github.com:nektos/act", "GitHub", "nektos/act"}, {"https://github.com/nektos/act.git", "GitHub", "nektos/act"}, {"http://github.com/nektos/act.git", "GitHub", "nektos/act"}, {"https://github.com/nektos/act", "GitHub", "nektos/act"}, {"http://github.com/nektos/act", "GitHub", "nektos/act"}, {"git+ssh://git@github.com/owner/repo.git", "GitHub", "owner/repo"}, {"http://myotherrepo.com/act.git", "", "http://myotherrepo.com/act.git"}, } for _, tt := range slugTests { provider, slug, err := findGitSlug(tt.url, "github.com") assert.NoError(err) assert.Equal(tt.provider, provider) assert.Equal(tt.slug, slug) } } func testDir(t *testing.T) string { basedir, err := os.MkdirTemp("", "act-test") require.NoError(t, err) t.Cleanup(func() { _ = os.RemoveAll(basedir) }) return basedir } func cleanGitHooks(dir string) error { hooksDir := filepath.Join(dir, ".git", "hooks") files, err := os.ReadDir(hooksDir) if err != nil { if os.IsNotExist(err) { return nil } return err } for _, f := range files { if f.IsDir() { continue } relName := filepath.Join(hooksDir, f.Name()) if err := os.Remove(relName); err != nil { return err } } return nil } func TestFindGitRemoteURL(t *testing.T) { assert := assert.New(t) basedir := testDir(t) gitConfig() err := gitCmd("init", basedir) assert.NoError(err) err = cleanGitHooks(basedir) assert.NoError(err) remoteURL := "https://git-codecommit.us-east-1.amazonaws.com/v1/repos/my-repo-name" err = gitCmd("-C", basedir, "remote", "add", "origin", remoteURL) assert.NoError(err) u, err := findGitRemoteURL(context.Background(), basedir, "origin") assert.NoError(err) assert.Equal(remoteURL, u) remoteURL = "git@github.com/AwesomeOwner/MyAwesomeRepo.git" err = gitCmd("-C", basedir, "remote", "add", "upstream", remoteURL) assert.NoError(err) u, err = findGitRemoteURL(context.Background(), basedir, "upstream") assert.NoError(err) assert.Equal(remoteURL, u) } func TestGitFindRef(t *testing.T) { basedir := testDir(t) gitConfig() for name, tt := range map[string]struct { Prepare func(t *testing.T, dir string) Assert func(t *testing.T, ref string, err error) }{ "new_repo": { Prepare: func(t *testing.T, dir string) {}, Assert: func(t *testing.T, ref string, err error) { require.Error(t, err) }, }, "new_repo_with_commit": { Prepare: func(t *testing.T, dir string) { require.NoError(t, gitCmd("-C", dir, "commit", "--allow-empty", "-m", "msg")) }, Assert: func(t *testing.T, ref string, err error) { require.NoError(t, err) require.Equal(t, "refs/heads/master", ref) }, }, "current_head_is_tag": { Prepare: func(t *testing.T, dir string) { require.NoError(t, gitCmd("-C", dir, "commit", "--allow-empty", "-m", "commit msg")) require.NoError(t, gitCmd("-C", dir, "tag", "v1.2.3")) require.NoError(t, gitCmd("-C", dir, "checkout", "v1.2.3")) }, Assert: func(t *testing.T, ref string, err error) { require.NoError(t, err) require.Equal(t, "refs/tags/v1.2.3", ref) }, }, "current_head_is_same_as_tag": { Prepare: func(t *testing.T, dir string) { require.NoError(t, gitCmd("-C", dir, "commit", "--allow-empty", "-m", "1.4.2 release")) require.NoError(t, gitCmd("-C", dir, "tag", "v1.4.2")) }, Assert: func(t *testing.T, ref string, err error) { require.NoError(t, err) require.Equal(t, "refs/tags/v1.4.2", ref) }, }, "current_head_is_not_tag": { Prepare: func(t *testing.T, dir string) { require.NoError(t, gitCmd("-C", dir, "commit", "--allow-empty", "-m", "msg")) require.NoError(t, gitCmd("-C", dir, "tag", "v1.4.2")) require.NoError(t, gitCmd("-C", dir, "commit", "--allow-empty", "-m", "msg2")) }, Assert: func(t *testing.T, ref string, err error) { require.NoError(t, err) require.Equal(t, "refs/heads/master", ref) }, }, "current_head_is_another_branch": { Prepare: func(t *testing.T, dir string) { require.NoError(t, gitCmd("-C", dir, "checkout", "-b", "mybranch")) require.NoError(t, gitCmd("-C", dir, "commit", "--allow-empty", "-m", "msg")) }, Assert: func(t *testing.T, ref string, err error) { require.NoError(t, err) require.Equal(t, "refs/heads/mybranch", ref) }, }, } { tt := tt name := name t.Run(name, func(t *testing.T) { dir := filepath.Join(basedir, name) require.NoError(t, os.MkdirAll(dir, 0755)) require.NoError(t, gitCmd("-C", dir, "init", "--initial-branch=master")) require.NoError(t, cleanGitHooks(dir)) tt.Prepare(t, dir) ref, err := FindGitRef(context.Background(), dir) tt.Assert(t, ref, err) }) } } func TestGitCloneExecutor(t *testing.T) { for name, tt := range map[string]struct { Err error URL, Ref string }{ "tag": { Err: nil, URL: "https://github.com/actions/checkout", Ref: "v2", }, "branch": { Err: nil, URL: "https://github.com/anchore/scan-action", Ref: "act-fails", }, "sha": { Err: nil, URL: "https://github.com/actions/checkout", Ref: "5a4ac9002d0be2fb38bd78e4b4dbde5606d7042f", // v2 }, "short-sha": { Err: &Error{ErrShortRef, "5a4ac9002d0be2fb38bd78e4b4dbde5606d7042f"}, URL: "https://github.com/actions/checkout", Ref: "5a4ac90", // v2 }, } { t.Run(name, func(t *testing.T) { clone := NewGitCloneExecutor(NewGitCloneExecutorInput{ URL: tt.URL, Ref: tt.Ref, Dir: testDir(t), }) err := clone(context.Background()) if tt.Err != nil { assert.Error(t, err) assert.Equal(t, tt.Err, err) } else { assert.Empty(t, err) } }) } } func gitConfig() { if os.Getenv("GITHUB_ACTIONS") == "true" { var err error if err = gitCmd("config", "--global", "user.email", "test@test.com"); err != nil { log.Error(err) } if err = gitCmd("config", "--global", "user.name", "Unit Test"); err != nil { log.Error(err) } } } func gitCmd(args ...string) error { cmd := exec.Command("git", args...) cmd.Stdout = os.Stdout cmd.Stderr = os.Stderr err := cmd.Run() if exitError, ok := err.(*exec.ExitError); ok { if waitStatus, ok := exitError.Sys().(syscall.WaitStatus); ok { return fmt.Errorf("Exit error %d", waitStatus.ExitStatus()) } return exitError } return nil }