fix: started gitlab tests

pkg/git_provider/gitlab.go

@@ -58,7 +58,8 @@ func (c *GitlabClientImpl) ListFiles(ctx *context.Context, repo string, branch s
 		Ref: &branch,
 		Path: &path,}
 
-	dirFiles, resp, err := c.client.Repositories.ListTree(repo, opt)
+	projectName := fmt.Sprintf("%s/%s", c.cfg.GitProviderConfig.OrgName ,repo)
+	dirFiles, resp, err := c.client.Repositories.ListTree(projectName, opt)
 
 
 	if err != nil {

pkg/git_provider/gitlab_test.go

@@ -0,0 +1,72 @@
+package git_provider
+
+import (
+	"fmt"
+	"net/http"
+	"testing"
+
+	"github.com/quickube/piper/pkg/conf"
+	assertion "github.com/stretchr/testify/assert"
+	"github.com/xanzy/go-gitlab"
+	"golang.org/x/net/context"
+)
+
+func TestGitlabListFiles(t *testing.T) {
+	// Prepare
+	mux, client := setupGitlab(t)
+
+	repoContent := &gitlab.TreeNode{
+		Type: "file",
+		Name: "exit.yaml",
+		Path: ".workflows/exit.yaml",
+	}
+
+	repoContent2 := &gitlab.TreeNode{
+		Type: "file",
+		Name: "main.yaml",
+		Path: ".workflows/main.yaml",
+	}
+
+	treeNodes := []gitlab.TreeNode{*repoContent, *repoContent2}
+	expectedRef := "branch1"
+	project := "project1"
+
+	c := GitlabClientImpl{
+		client: client,
+		cfg: &conf.GlobalConfig{
+			GitProviderConfig: conf.GitProviderConfig{
+				OrgLevelWebhook: true,
+				OrgName:         "group1",
+				RepoList:        project,
+			},
+		},
+	}
+	projectUrl := fmt.Sprintf("/api/v4/projects/%s/%s/repository/tree",c.cfg.GitProviderConfig.OrgName, project)
+	mux.HandleFunc(projectUrl, func(w http.ResponseWriter, r *http.Request) {
+		testMethod(t, r, "GET")
+		ref := r.URL.Query().Get("ref")
+
+		// Check if the ref value matches the expected value
+		if ref != expectedRef {
+			http.Error(w, "Invalid ref value", http.StatusBadRequest)
+			return
+		}
+		mockHTTPResponse(t, w,  treeNodes)
+	})
+
+
+	ctx := context.Background()
+
+	// Execute
+	actualContent, err := c.ListFiles(&ctx, project, expectedRef, ".workflows")
+
+	var expectedFilesNames []string
+	for _, file := range treeNodes{
+		expectedFilesNames = append(expectedFilesNames, file.Name)
+	}
+
+	// Assert
+	assert := assertion.New(t)
+	assert.NotNil(t, err)
+	assert.Equal(expectedFilesNames, actualContent)
+}