-
Notifications
You must be signed in to change notification settings - Fork 88
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Use a custom client with retries for auth0 api client config
- Loading branch information
Showing
4 changed files
with
291 additions
and
2 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,175 @@ | ||
| package config | ||
|
|
||
| import ( | ||
| "crypto/tls" | ||
| "crypto/x509" | ||
| "errors" | ||
| "net/http" | ||
| "net/http/httptest" | ||
| "net/url" | ||
| "strconv" | ||
| "testing" | ||
| "time" | ||
|
|
||
| "github.com/stretchr/testify/assert" | ||
| "github.com/stretchr/testify/require" | ||
| ) | ||
|
|
||
| func TestCustomClientWithRetries(t *testing.T) { | ||
| t.Run("it retries on rate limit error", func(t *testing.T) { | ||
| apiCalls := 0 | ||
| fail := true | ||
| testServer := httptest.NewServer(http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) { | ||
| apiCalls++ | ||
|
|
||
| if fail { | ||
| fail = false | ||
| writer.WriteHeader(429) | ||
| resetAt := time.Now().Add(time.Second).Unix() | ||
| writer.Header().Set("X-RateLimit-Reset", strconv.Itoa(int(resetAt))) | ||
| return | ||
| } | ||
|
|
||
| writer.WriteHeader(200) | ||
| })) | ||
|
|
||
| client := customClientWithRetries() | ||
|
|
||
| request, err := http.NewRequest(http.MethodGet, testServer.URL, nil) | ||
| require.NoError(t, err) | ||
|
|
||
| response, err := client.Do(request) | ||
| require.NoError(t, err) | ||
|
|
||
| assert.Equal(t, 200, response.StatusCode) | ||
| assert.False(t, fail) | ||
| assert.Equal(t, 2, apiCalls) | ||
|
|
||
| t.Cleanup(func() { | ||
| testServer.Close() | ||
| err := response.Body.Close() | ||
| require.NoError(t, err) | ||
| }) | ||
| }) | ||
|
|
||
| t.Run("it retries on server error", func(t *testing.T) { | ||
| apiCalls := 0 | ||
| fail := true | ||
| testServer := httptest.NewServer(http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) { | ||
| apiCalls++ | ||
|
|
||
| if fail { | ||
| fail = false | ||
| writer.WriteHeader(500) | ||
| return | ||
| } | ||
|
|
||
| writer.WriteHeader(200) | ||
| })) | ||
|
|
||
| client := customClientWithRetries() | ||
|
|
||
| request, err := http.NewRequest(http.MethodGet, testServer.URL, nil) | ||
| require.NoError(t, err) | ||
|
|
||
| response, err := client.Do(request) | ||
| require.NoError(t, err) | ||
|
|
||
| assert.Equal(t, 200, response.StatusCode) | ||
| assert.False(t, fail) | ||
| assert.Equal(t, 2, apiCalls) | ||
|
|
||
| t.Cleanup(func() { | ||
| testServer.Close() | ||
| err := response.Body.Close() | ||
| require.NoError(t, err) | ||
| }) | ||
| }) | ||
|
|
||
| t.Run("it does not retry more than 3 times on server error", func(t *testing.T) { | ||
| apiCalls := 0 | ||
| testServer := httptest.NewServer(http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) { | ||
| apiCalls++ | ||
| writer.WriteHeader(500) | ||
| })) | ||
|
|
||
| client := customClientWithRetries() | ||
|
|
||
| request, err := http.NewRequest(http.MethodGet, testServer.URL, nil) | ||
| require.NoError(t, err) | ||
|
|
||
| response, err := client.Do(request) | ||
| require.NoError(t, err) | ||
|
|
||
| assert.Equal(t, 500, response.StatusCode) | ||
| assert.Equal(t, 3+1, apiCalls) // 3 retries + 1 first call. | ||
|
|
||
| t.Cleanup(func() { | ||
| testServer.Close() | ||
| err := response.Body.Close() | ||
| require.NoError(t, err) | ||
| }) | ||
| }) | ||
| } | ||
|
|
||
| func TestRetryableErrorRetryFunc(t *testing.T) { | ||
| testCases := []struct { | ||
| name string | ||
| err error | ||
| expected bool | ||
| }{ | ||
| { | ||
| name: "NilError", | ||
| err: nil, | ||
| expected: false, | ||
| }, | ||
| { | ||
| name: "TooManyRedirectsError", | ||
| err: &url.Error{ | ||
| Op: "Get", | ||
| URL: "http://example.com", | ||
| Err: errors.New("stopped after 5 redirects"), | ||
| }, | ||
| expected: false, | ||
| }, | ||
| { | ||
| name: "UnsupportedProtocolSchemeError", | ||
| err: &url.Error{ | ||
| Op: "Get", | ||
| URL: "ftp://example.com", | ||
| Err: errors.New("unsupported protocol scheme"), | ||
| }, | ||
| expected: false, | ||
| }, | ||
| { | ||
| name: "CertificateVerificationError", | ||
| err: &url.Error{ | ||
| Op: "Get", | ||
| URL: "https://example.com", | ||
| Err: &tls.CertificateVerificationError{}, | ||
| }, | ||
| expected: false, | ||
| }, | ||
| { | ||
| name: "UnknownAuthorityError", | ||
| err: &url.Error{ | ||
| Op: "Get", | ||
| URL: "https://example.com", | ||
| Err: x509.UnknownAuthorityError{}, | ||
| }, | ||
| expected: false, | ||
| }, | ||
| { | ||
| name: "OtherError", | ||
| err: errors.New("some other error"), | ||
| expected: true, | ||
| }, | ||
| } | ||
|
|
||
| for _, testCase := range testCases { | ||
| t.Run(testCase.name, func(t *testing.T) { | ||
| actual := retryableErrorRetryFunc(testCase.err) | ||
| assert.Equal(t, testCase.expected, actual) | ||
| }) | ||
| } | ||
| } |
Oops, something went wrong.