Merge pull request #320 from drone/bittagfix

feat: [CI-13826]: add check for bitbucket tag slash

scm/driver/bitbucket/git.go

@@ -7,6 +7,7 @@ package bitbucket
 import (
 	"context"
 	"fmt"
+	"strings"
 	"time"
 
 	"github.com/drone/go-scm/scm"
@@ -44,7 +45,12 @@ func (s *gitService) FindCommit(ctx context.Context, repo, ref string) (*scm.Com
 			ref = branch.Sha // replace ref with sha
 		}
 	}
-	path := fmt.Sprintf("2.0/repositories/%s/commit/%s", repo, ref)
+	var path string
+	if strings.Contains(ref, "/") {
+		path = fmt.Sprintf("2.0/repositories/%s/?at=%s", repo, ref)
+	} else {
+		path = fmt.Sprintf("2.0/repositories/%s/commit/%s", repo, ref)
+	}
 	out := new(commit)
 	res, err := s.client.do(ctx, "GET", path, nil, out)
 	return convertCommit(out), res, err

scm/driver/bitbucket/git_test.go

@@ -41,6 +41,32 @@ func TestGitFindCommit(t *testing.T) {
 	}
 }
 
+func TestGitFindCommitForTagSlash(t *testing.T) {
+	defer gock.Off()
+
+	gock.New("https://api.bitbucket.org").
+		Get("/2.0/repositories/atlassian/stash-example-plugin").
+		MatchParam("at", "ab/cd").
+		Reply(200).
+		Type("application/json").
+		File("testdata/commit.json")
+
+	client, _ := New("https://api.bitbucket.org")
+	got, _, err := client.Git.FindCommit(context.Background(), "atlassian/stash-example-plugin", "ab/cd")
+	if err != nil {
+		t.Error(err)
+	}
+
+	want := new(scm.Commit)
+	raw, _ := ioutil.ReadFile("testdata/commit.json.golden")
+	json.Unmarshal(raw, &want)
+
+	if diff := cmp.Diff(got, want); diff != "" {
+		t.Errorf("Unexpected Results")
+		t.Log(diff)
+	}
+}
+
 func TestGitFindCommitForBranch(t *testing.T) {
 	defer gock.Off()