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as per docker#1290 Signed-off-by: Christian Dupuis <cd@atomist.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| package commands | ||
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|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "os" | ||
| "os/exec" | ||
| "path/filepath" | ||
| "strings" | ||
| "testing" | ||
|
|
||
| ocispecs "github.com/opencontainers/image-spec/specs-go/v1" | ||
| ) | ||
|
|
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| var repoDir string | ||
|
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| func setupTest(tb testing.TB) func(tb testing.TB) { | ||
| repoDir = tb.TempDir() | ||
| cmd := exec.Command("git", "init") | ||
| cmd.Dir = repoDir | ||
| err := cmd.Run() | ||
| if err != nil { | ||
| tb.Errorf("failed to init git repo: %v", err) | ||
| } | ||
|
|
||
| df := []byte("FROM alpine:latest\n") | ||
| err = os.WriteFile(filepath.Join(repoDir, "Dockerfile"), df, 0644) | ||
| if err != nil { | ||
| tb.Errorf("failed to write file: %v", err) | ||
| } | ||
|
|
||
| cmd = exec.Command("git", "add", "Dockerfile") | ||
| cmd.Dir = repoDir | ||
| err = cmd.Run() | ||
| if err != nil { | ||
| tb.Errorf("failed to add file: %v", err) | ||
| } | ||
|
|
||
| cmd = exec.Command("git", "config", "user.name", "buildx") | ||
| cmd.Dir = repoDir | ||
| err = cmd.Run() | ||
| if err != nil { | ||
| tb.Errorf("failed to set git user.name: %v", err) | ||
| } | ||
|
|
||
| cmd = exec.Command("git", "config", "user.email", "buildx@docker.com") | ||
| cmd.Dir = repoDir | ||
| err = cmd.Run() | ||
| if err != nil { | ||
| tb.Errorf("failed to set git user.email: %v", err) | ||
| } | ||
|
|
||
| cmd = exec.Command("git", "commit", "-m", "Initial commit") | ||
| cmd.Dir = repoDir | ||
| out, err := cmd.Output() | ||
| if err != nil { | ||
| tb.Errorf("failed to commit: %v %s", err, out) | ||
| } | ||
|
|
||
| return func(tb testing.TB) { | ||
| os.Unsetenv("BUILDX_GIT_LABELS") | ||
| os.RemoveAll(repoDir) | ||
| } | ||
| } | ||
|
|
||
| func TestAddGitProvenanceDataWithoutEnv(t *testing.T) { | ||
| defer setupTest(t)(t) | ||
| labels, err := addGitProvenance(context.Background(), repoDir, filepath.Join(repoDir, "Dockerfile")) | ||
| if err != nil { | ||
| t.Error("No error expected") | ||
| } | ||
| if labels != nil { | ||
| t.Error("No labels expected") | ||
| } | ||
| } | ||
|
|
||
| func TestAddGitProvenanceDataWithoutLabels(t *testing.T) { | ||
| defer setupTest(t)(t) | ||
| os.Setenv("BUILDX_GIT_LABELS", "full") | ||
| labels, err := addGitProvenance(context.Background(), repoDir, filepath.Join(repoDir, "Dockerfile")) | ||
| if err != nil { | ||
| t.Errorf("No error expected: %v", err) | ||
| } | ||
| if len(labels) != 2 { | ||
| t.Error("Exactly 2 git provenance labels expected") | ||
| } | ||
| dockerfileLabel := strings.Split(labels[1], "=") | ||
| if dockerfileLabel[0] != DockerfileLabel || dockerfileLabel[1] != "Dockerfile" { | ||
| t.Error("Expected a dockerfile path provenance label") | ||
| } | ||
| shaLabel := strings.Split(labels[0], "=") | ||
| cmd := exec.Command("git", "rev-parse", "HEAD") | ||
| cmd.Dir = repoDir | ||
| out, _ := cmd.Output() | ||
| if shaLabel[0] != ocispecs.AnnotationRevision || shaLabel[1] != strings.TrimSpace(string(out)) { | ||
| t.Error("Expected a sha provenance label") | ||
| } | ||
| } | ||
|
|
||
| func TestAddGitProvenanceDataWithLabels(t *testing.T) { | ||
| defer setupTest(t)(t) | ||
| // make a change to test dirty flag | ||
| df := []byte("FROM alpine:edge\n") | ||
| os.Mkdir(filepath.Join(repoDir, "dir"), 0755) | ||
| os.WriteFile(filepath.Join(repoDir, "dir", "Dockerfile"), df, 0644) | ||
| // add a remote | ||
| cmd := exec.Command("git", "remote", "add", "origin", "git@github.com:docker/buildx.git") | ||
| cmd.Dir = repoDir | ||
| cmd.Run() | ||
|
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||
| os.Setenv("BUILDX_GIT_LABELS", "full") | ||
| labels, err := addGitProvenance(context.Background(), repoDir, filepath.Join(repoDir, "Dockerfile")) | ||
| if err != nil { | ||
| t.Errorf("No error expected: %v", err) | ||
| } | ||
| if len(labels) != 3 { | ||
| t.Error("Exactly 3 git provenance labels expected") | ||
| } | ||
| dockerfileLabel := strings.Split(labels[2], "=") | ||
| if dockerfileLabel[0] != DockerfileLabel || dockerfileLabel[1] != "Dockerfile" { | ||
| t.Error("Expected a dockerfile path provenance label") | ||
| } | ||
| shaLabel := strings.Split(labels[0], "=") | ||
| cmd = exec.Command("git", "rev-parse", "HEAD") | ||
| cmd.Dir = repoDir | ||
| out, _ := cmd.Output() | ||
| if shaLabel[0] != ocispecs.AnnotationRevision || shaLabel[1] != fmt.Sprintf("%s-dirty", strings.TrimSpace(string(out))) { | ||
| t.Error("Expected a sha provenance label") | ||
| } | ||
| originLabel := strings.Split(labels[1], "=") | ||
| if originLabel[0] != ocispecs.AnnotationSource || originLabel[1] != "git@github.com:docker/buildx.git" { | ||
| t.Error("Expected a origin provenance label") | ||
| } | ||
| } |