1 files changed, 154 insertions, 0 deletions
diff --git a/internal/gitlabnet/twofactorverify/client_test.go b/internal/gitlabnet/twofactorverify/client_test.go
new file mode 100644
index 0000000..7bb037e
--- /dev/null
+++ b/internal/gitlabnet/twofactorverify/client_test.go
@@ -0,0 +1,154 @@
+package twofactorverify
+
+import (
+	"context"
+	"encoding/json"
+	"gitlab.com/gitlab-org/gitlab-shell/internal/gitlabnet/discover"
+	"io/ioutil"
+	"net/http"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+	"gitlab.com/gitlab-org/gitlab-shell/client"
+	"gitlab.com/gitlab-org/gitlab-shell/client/testserver"
+	"gitlab.com/gitlab-org/gitlab-shell/internal/command/commandargs"
+	"gitlab.com/gitlab-org/gitlab-shell/internal/config"
+)
+
+func initialize(t *testing.T) []testserver.TestRequestHandler {
+	requests := []testserver.TestRequestHandler{
+		{
+			Path: "/api/v4/internal/two_factor_otp_check",
+			Handler: func(w http.ResponseWriter, r *http.Request) {
+				b, err := ioutil.ReadAll(r.Body)
+				defer r.Body.Close()
+
+				require.NoError(t, err)
+
+				var requestBody *RequestBody
+				require.NoError(t, json.Unmarshal(b, &requestBody))
+
+				switch requestBody.KeyId {
+				case "0":
+					body := map[string]interface{}{
+						"success": true,
+					}
+					require.NoError(t, json.NewEncoder(w).Encode(body))
+				case "1":
+					body := map[string]interface{}{
+						"success": false,
+						"message": "error message",
+					}
+					require.NoError(t, json.NewEncoder(w).Encode(body))
+				case "2":
+					w.WriteHeader(http.StatusForbidden)
+					body := &client.ErrorResponse{
+						Message: "Not allowed!",
+					}
+					require.NoError(t, json.NewEncoder(w).Encode(body))
+				case "3":
+					w.Write([]byte("{ \"message\": \"broken json!\""))
+				case "4":
+					w.WriteHeader(http.StatusForbidden)
+				}
+
+				if requestBody.UserId == 1 {
+					body := map[string]interface{}{
+						"success": true,
+					}
+					require.NoError(t, json.NewEncoder(w).Encode(body))
+				}
+			},
+		},
+		{
+			Path: "/api/v4/internal/discover",
+			Handler: func(w http.ResponseWriter, r *http.Request) {
+				body := &discover.Response{
+					UserId:   1,
+					Username: "jane-doe",
+					Name:     "Jane Doe",
+				}
+				require.NoError(t, json.NewEncoder(w).Encode(body))
+			},
+		},
+	}
+
+	return requests
+}
+
+const (
+	otpAttempt = "123456"
+)
+
+func TestVerifyOTPByKeyId(t *testing.T) {
+	client, cleanup := setup(t)
+	defer cleanup()
+
+	args := &commandargs.Shell{GitlabKeyId: "0"}
+	err := client.VerifyOTP(context.Background(), args, otpAttempt)
+	require.NoError(t, err)
+}
+
+func TestVerifyOTPByUsername(t *testing.T) {
+	client, cleanup := setup(t)
+	defer cleanup()
+
+	args := &commandargs.Shell{GitlabUsername: "jane-doe"}
+	err := client.VerifyOTP(context.Background(), args, otpAttempt)
+	require.NoError(t, err)
+}
+
+func TestErrorMessage(t *testing.T) {
+	client, cleanup := setup(t)
+	defer cleanup()
+
+	args := &commandargs.Shell{GitlabKeyId: "1"}
+	err := client.VerifyOTP(context.Background(), args, otpAttempt)
+	require.Equal(t, "error message", err.Error())
+}
+
+func TestErrorResponses(t *testing.T) {
+	client, cleanup := setup(t)
+	defer cleanup()
+
+	testCases := []struct {
+		desc          string
+		fakeId        string
+		expectedError string
+	}{
+		{
+			desc:          "A response with an error message",
+			fakeId:        "2",
+			expectedError: "Not allowed!",
+		},
+		{
+			desc:          "A response with bad JSON",
+			fakeId:        "3",
+			expectedError: "Parsing failed",
+		},
+		{
+			desc:          "An error response without message",
+			fakeId:        "4",
+			expectedError: "Internal API error (403)",
+		},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.desc, func(t *testing.T) {
+			args := &commandargs.Shell{GitlabKeyId: tc.fakeId}
+			err := client.VerifyOTP(context.Background(), args, otpAttempt)
+
+			require.EqualError(t, err, tc.expectedError)
+		})
+	}
+}
+
+func setup(t *testing.T) (*Client, func()) {
+	requests := initialize(t)
+	url, cleanup := testserver.StartSocketHttpServer(t, requests)
+
+	client, err := NewClient(&config.Config{GitlabUrl: url})
+	require.NoError(t, err)
+
+	return client, cleanup
+}