|
| 1 | +package mocktest |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "fmt" |
| 6 | + "net" |
| 7 | + "net/http" |
| 8 | + "net/url" |
| 9 | + "os" |
| 10 | + "os/exec" |
| 11 | + "path/filepath" |
| 12 | + "runtime" |
| 13 | + "strings" |
| 14 | + "testing" |
| 15 | + "time" |
| 16 | + |
| 17 | + "github.com/stretchr/testify/assert" |
| 18 | + "github.com/stretchr/testify/require" |
| 19 | +) |
| 20 | + |
| 21 | +var mockServerURL *url.URL |
| 22 | + |
| 23 | +func init() { |
| 24 | + mockServerURL, _ = url.Parse("http://localhost:4010") |
| 25 | + if testURL := os.Getenv("TEST_API_BASE_URL"); testURL != "" { |
| 26 | + if parsed, err := url.Parse(testURL); err == nil { |
| 27 | + mockServerURL = parsed |
| 28 | + } |
| 29 | + } |
| 30 | +} |
| 31 | + |
| 32 | +// OnlyMockServerDialer only allows network connections to the mock server |
| 33 | +type OnlyMockServerDialer struct{} |
| 34 | + |
| 35 | +func (d *OnlyMockServerDialer) DialContext(ctx context.Context, network, address string) (net.Conn, error) { |
| 36 | + if address == mockServerURL.Host { |
| 37 | + return (&net.Dialer{}).DialContext(ctx, network, address) |
| 38 | + } |
| 39 | + |
| 40 | + return nil, fmt.Errorf("BLOCKED: connection to %s not allowed (only allowed: %s)", address, mockServerURL.Host) |
| 41 | +} |
| 42 | + |
| 43 | +func blockNetworkExceptMockServer() (http.RoundTripper, http.RoundTripper) { |
| 44 | + restricted := &http.Transport{ |
| 45 | + DialContext: (&OnlyMockServerDialer{}).DialContext, |
| 46 | + } |
| 47 | + |
| 48 | + origClient, origDefault := http.DefaultClient.Transport, http.DefaultTransport |
| 49 | + http.DefaultClient.Transport, http.DefaultTransport = restricted, restricted |
| 50 | + return origClient, origDefault |
| 51 | +} |
| 52 | + |
| 53 | +func restoreNetwork(origClient, origDefault http.RoundTripper) { |
| 54 | + http.DefaultClient.Transport, http.DefaultTransport = origClient, origDefault |
| 55 | +} |
| 56 | + |
| 57 | +// TestRunMockTestWithFlags runs a test against a mock server with the provided |
| 58 | +// CLI flags and ensures it succeeds |
| 59 | +func TestRunMockTestWithFlags(t *testing.T, flags ...string) { |
| 60 | + origClient, origDefault := blockNetworkExceptMockServer() |
| 61 | + defer restoreNetwork(origClient, origDefault) |
| 62 | + |
| 63 | + // Check if mock server is running |
| 64 | + conn, err := net.DialTimeout("tcp", mockServerURL.Host, 2*time.Second) |
| 65 | + if err != nil { |
| 66 | + require.Fail(t, "Mock server is not running on "+mockServerURL.Host+". Please start the mock server before running tests.") |
| 67 | + } else { |
| 68 | + conn.Close() |
| 69 | + } |
| 70 | + |
| 71 | + // Get the path to the main command |
| 72 | + _, filename, _, ok := runtime.Caller(0) |
| 73 | + require.True(t, ok, "Could not get current file path") |
| 74 | + dirPath := filepath.Dir(filename) |
| 75 | + project := filepath.Join(dirPath, "..", "..", "cmd", "...") |
| 76 | + |
| 77 | + args := []string{"run", project, "--base-url", mockServerURL.String()} |
| 78 | + args = append(args, flags...) |
| 79 | + |
| 80 | + t.Logf("Testing command: stl %s", strings.Join(args[4:], " ")) |
| 81 | + |
| 82 | + cmd := exec.Command("go", args...) |
| 83 | + output, err := cmd.CombinedOutput() |
| 84 | + if err != nil { |
| 85 | + assert.Fail(t, "Test failed", "Error: %v\nOutput: %s", err, output) |
| 86 | + } |
| 87 | + |
| 88 | + t.Logf("Test passed successfully with output:\n%s\n", output) |
| 89 | +} |
| 90 | + |
| 91 | +func TestFile(t *testing.T, contents string) string { |
| 92 | + tmpDir := t.TempDir() |
| 93 | + filename := filepath.Join(tmpDir, "file.txt") |
| 94 | + require.NoError(t, os.WriteFile(filename, []byte(contents), 0644)) |
| 95 | + return filename |
| 96 | +} |
0 commit comments