tests: add functional tests for issues labels

tests/functional/fixtures.go

@@ -151,6 +151,74 @@ func (env *TestEnv) VerifyAPIConnection() {
 	}
 }
 
+// EnsureTestLabels creates test labels if they don't exist
+func (env *TestEnv) EnsureTestLabels() {
+	labelNames := []string{"bug", "enhancement", "help-wanted"}
+
+	for _, name := range labelNames {
+		labels, _, err := env.Client.ListRepoLabels(env.Owner, env.RepoName, gitea.ListLabelsOptions{})
+		if err != nil {
+			env.T.Fatalf("failed to list labels: %v", err)
+		}
+
+		exists := false
+		for _, label := range labels {
+			if label.Name == name {
+				exists = true
+				break
+			}
+		}
+
+		if !exists {
+			color := "#00aabb"
+			if name == "bug" {
+				color = "#ff0000"
+			} else if name == "enhancement" {
+				color = "#00ff00"
+			}
+			_, _, err = env.Client.CreateLabel(env.Owner, env.RepoName, gitea.CreateLabelOption{
+				Name:  name,
+				Color: color,
+			})
+			if err != nil {
+				env.T.Logf("warning: failed to create label '%s': %v", name, err)
+			} else {
+				env.T.Logf("Created test label: %s", name)
+			}
+		}
+	}
+}
+
+// GetIssueLabels gets the labels on an issue
+func (env *TestEnv) GetIssueLabels(issueNumber int64) ([]*gitea.Label, error) {
+	labels, _, err := env.Client.GetIssueLabels(env.Owner, env.RepoName, issueNumber, gitea.ListLabelsOptions{})
+	return labels, err
+}
+
+// GetLabelIDs converts label names to label IDs
+func (env *TestEnv) GetLabelIDs(labelNames []string) []int64 {
+	labels, _, err := env.Client.ListRepoLabels(env.Owner, env.RepoName, gitea.ListLabelsOptions{})
+	if err != nil {
+		env.T.Fatalf("failed to list labels: %v", err)
+	}
+
+	nameToID := make(map[string]int64)
+	for _, label := range labels {
+		nameToID[label.Name] = label.ID
+	}
+
+	var ids []int64
+	for _, name := range labelNames {
+		id, exists := nameToID[name]
+		if !exists {
+			env.T.Fatalf("label '%s' not found", name)
+		}
+		ids = append(ids, id)
+	}
+
+	return ids
+}
+
 // GetBinaryPath returns the path to the built fgj binary
 func (env *TestEnv) GetBinaryPath() string {
 	binaryPath := os.Getenv("FGJ_BINARY_PATH")