added gitea endpoint to get and list tags

Author: bradrydzewski

scm/driver/gitea/git.go

@@ -32,7 +32,19 @@ func (s *gitService) FindCommit(ctx context.Context, repo, ref string) (*scm.Com
 }
 
 func (s *gitService) FindTag(ctx context.Context, repo, name string) (*scm.Reference, *scm.Response, error) {
-	return nil, nil, scm.ErrNotSupported
+	name = scm.TrimRef(name)
+	path := fmt.Sprintf("api/v1/repos/%s/git/refs/tags/%s", repo, url.PathEscape(name))
+	out := []*tag{}
+	res, err := s.client.do(ctx, "GET", path, nil, &out)
+	if err != nil {
+		return nil, res, err
+	}
+	for _, tag := range convertTagList(out) {
+		if tag.Name == name {
+			return tag, res, nil
+		}
+	}
+	return nil, res, scm.ErrNotFound
 }
 
 func (s *gitService) ListBranches(ctx context.Context, repo string, opts scm.ListOptions) ([]*scm.Reference, *scm.Response, error) {
@@ -47,7 +59,10 @@ func (s *gitService) ListCommits(ctx context.Context, repo string, _ scm.CommitL
 }
 
 func (s *gitService) ListTags(ctx context.Context, repo string, _ scm.ListOptions) ([]*scm.Reference, *scm.Response, error) {
-	return nil, nil, scm.ErrNotSupported
+	path := fmt.Sprintf("api/v1/repos/%s/git/refs/tags", repo)
+	out := []*tag{}
+	res, err := s.client.do(ctx, "GET", path, nil, &out)
+	return convertTagList(out), res, err
 }
 
 func (s *gitService) ListChanges(ctx context.Context, repo, ref string, _ scm.ListOptions) ([]*scm.Change, *scm.Response, error) {
@@ -94,6 +109,17 @@ type (
 		Email    string `json:"email"`
 		Username string `json:"username"`
 	}
+
+	// gitea tag object
+	tag struct {
+		Ref    string `json:"ref"`
+		URL    string `json:"url"`
+		Object struct {
+			Type string `json:"type"`
+			Sha  string `json:"sha"`
+			URL  string `json:"url"`
+		} `json:"object"`
+	}
 )
 
 //
@@ -150,3 +176,19 @@ func convertUserSignature(src user) scm.Signature {
 		Avatar: src.Avatar,
 	}
 }
+
+func convertTagList(src []*tag) []*scm.Reference {
+	var dst []*scm.Reference
+	for _, v := range src {
+		dst = append(dst, convertTag(v))
+	}
+	return dst
+}
+
+func convertTag(src *tag) *scm.Reference {
+	return &scm.Reference{
+		Name: scm.TrimRef(src.Ref),
+		Path: src.Ref,
+		Sha:  src.Object.Sha,
+	}
+}

scm/driver/gitea/git_test.go

@@ -135,17 +135,53 @@ func TestGitListBranches(t *testing.T) {
 //
 
 func TestGitFindTag(t *testing.T) {
+	defer gock.Off()
+
+	gock.New("https://try.gitea.io").
+		Get("/api/v1/repos/go-gitea/gitea/git/refs/tags/v1.0.0").
+		Reply(200).
+		Type("application/json").
+		File("testdata/tag.json")
+
 	client, _ := New("https://try.gitea.io")
-	_, _, err := client.Git.FindTag(context.Background(), "go-gitea/gitea", "v1.0.0")
-	if err != scm.ErrNotSupported {
-		t.Errorf("Expect Not Supported error")
+	got, _, err := client.Git.FindTag(context.Background(), "go-gitea/gitea", "v1.0.0")
+	if err != nil {
+		t.Error(err)
+		return
+	}
+
+	want := &scm.Reference{}
+	raw, _ := ioutil.ReadFile("testdata/tag.json.golden")
+	json.Unmarshal(raw, &want)
+
+	if diff := cmp.Diff(got, want); diff != "" {
+		t.Errorf("Unexpected Results")
+		t.Log(diff)
 	}
 }
 
 func TestGitListTags(t *testing.T) {
+	defer gock.Off()
+
+	gock.New("https://try.gitea.io").
+		Get("/api/v1/repos/go-gitea/gitea/git/refs/tags").
+		Reply(200).
+		Type("application/json").
+		File("testdata/tags.json")
+
 	client, _ := New("https://try.gitea.io")
-	_, _, err := client.Git.ListTags(context.Background(), "go-gitea/gitea", scm.ListOptions{})
-	if err != scm.ErrNotSupported {
-		t.Errorf("Expect Not Supported error")
+	got, _, err := client.Git.ListTags(context.Background(), "go-gitea/gitea", scm.ListOptions{})
+	if err != nil {
+		t.Error(err)
+		return
+	}
+
+	want := []*scm.Reference{}
+	raw, _ := ioutil.ReadFile("testdata/tags.json.golden")
+	json.Unmarshal(raw, &want)
+
+	if diff := cmp.Diff(got, want); diff != "" {
+		t.Errorf("Unexpected Results")
+		t.Log(diff)
 	}
 }

scm/driver/gitea/testdata/tag.json

@@ -0,0 +1,11 @@
+[
+    {
+        "ref": "refs/tags/v1.0.0",
+        "url": "https://try.gitea.io/api/v1/repos/go-gitea/gitea/git/refs/tags/v1.0.0",
+        "object": {
+            "type": "commit",
+            "sha": "4b736a01b6291e21c663ae9aab494850e7a50723",
+            "url": "https://try.gitea.io/api/v1/repos/go-gitea/gitea/git/commits/4b736a01b6291e21c663ae9aab494850e7a50723"
+        }
+    }
+]

scm/driver/gitea/testdata/tag.json.golden

@@ -0,0 +1,5 @@
+{
+    "Name": "v1.0.0",
+    "Path": "refs/tags/v1.0.0",
+    "Sha": "4b736a01b6291e21c663ae9aab494850e7a50723"
+}

scm/driver/gitea/testdata/tags.json

@@ -0,0 +1,11 @@
+[
+    {
+        "ref": "refs/tags/v1.0.0",
+        "url": "https://try.gitea.io/api/v1/repos/go-gitea/gitea/git/refs/tags/v1.0.0",
+        "object": {
+            "type": "commit",
+            "sha": "4b736a01b6291e21c663ae9aab494850e7a50723",
+            "url": "https://try.gitea.io/api/v1/repos/go-gitea/gitea/git/commits/4b736a01b6291e21c663ae9aab494850e7a50723"
+        }
+    }
+]

scm/driver/gitea/testdata/tags.json.golden

@@ -0,0 +1,5 @@
+[{
+    "Name": "v1.0.0",
+    "Path": "refs/tags/v1.0.0",
+    "Sha": "4b736a01b6291e21c663ae9aab494850e7a50723"
+}]