Function TestPingHeadFallback

client/ping_test.go:84–134

TestPingHeadFallback tests that the client falls back to GET if HEAD fails.

(t *testing.T)

// TestPingHeadFallback tests that the client falls back to GET if HEAD fails.
func TestPingHeadFallback(t *testing.T) {
	const expectedPath = "/_ping"
	expMethods := []string{http.MethodHead, http.MethodGet}

	tests := []struct {
		status   int
		expected []string
	}{
		{
			status:   http.StatusOK,
			expected: []string{http.MethodHead},
		},
		{
			status:   http.StatusInternalServerError,
			expected: []string{http.MethodHead, http.MethodGet},
		},
		{
			status:   http.StatusNotFound,
			expected: []string{http.MethodHead, http.MethodGet},
		},
		{
			status:   http.StatusMethodNotAllowed,
			expected: []string{http.MethodHead, http.MethodGet},
		},
	}

	for _, tc := range tests {
		t.Run(http.StatusText(tc.status), func(t *testing.T) {
			var reqs []string
			client, err := New(WithBaseMockClient(func(req *http.Request) (*http.Response, error) {
				if !strings.HasPrefix(req.URL.Path, expectedPath) {
					return nil, fmt.Errorf("expected URL '%s', got '%s'", expectedPath, req.URL.Path)
				}
				if !slices.Contains(expMethods, req.Method) {
					return nil, fmt.Errorf("expected one of '%v', got '%s'", expMethods, req.Method)
				}
				reqs = append(reqs, req.Method)
				resp := &http.Response{StatusCode: http.StatusOK, Header: http.Header{}}
				if req.Method == http.MethodHead {
					resp.StatusCode = tc.status
				}
				resp.Header.Add("Api-Version", "1.2.3")
				return resp, nil
			}))
			assert.NilError(t, err)
			ping, _ := client.Ping(t.Context(), PingOptions{})
			assert.Check(t, is.Equal(ping.APIVersion, "1.2.3"))
			assert.Check(t, is.DeepEqual(reqs, tc.expected))
		})
	}
}