Files
pixa/internal/app/app_internal_test.go
T
clawbot 851a374e53
check / check (push) Canceled after 0s
Test that pixad writes only its own errors to stderr (closes #359)
Both tests run pixad as a child process. They fail against this code:
every start writes the dependency-injection library's event log to
stderr, and a startup error is printed twice inside its frames.

Model: opus-5-5
2026-11-11 22:26:52 +01:00

66 lines
1.5 KiB
Go

package app
import (
"bytes"
"context"
"errors"
"io"
"testing"
"go.uber.org/fx"
)
var errTestStopFailed = errors.New("test stop hook failed")
// TestRunAppPrintsStopErrorOnce checks that when a stop hook fails, runApp
// prints the hook's error once and returns exit status 1.
func TestRunAppPrintsStopErrorOnce(t *testing.T) {
t.Parallel()
app := fx.New(
fx.NopLogger,
fx.Invoke(func(lifecycle fx.Lifecycle, shutdowner fx.Shutdowner) {
lifecycle.Append(fx.Hook{
// Ask to shut down as soon as the app has started, so
// that runApp goes on to stop it.
OnStart: func(context.Context) error { return shutdowner.Shutdown() },
OnStop: func(context.Context) error { return errTestStopFailed },
})
}),
)
var stderr bytes.Buffer
exitCode := runApp(app, &stderr)
if exitCode != 1 {
t.Errorf("runApp() = %d, want 1", exitCode)
}
want := errTestStopFailed.Error() + "\n"
if stderr.String() != want {
t.Errorf("stderr = %q, want %q", stderr.String(), want)
}
}
// TestRunAppReturnsShutdownExitCode checks that runApp returns the exit
// code a shutdown request names.
func TestRunAppReturnsShutdownExitCode(t *testing.T) {
t.Parallel()
app := fx.New(
fx.NopLogger,
fx.Invoke(func(lifecycle fx.Lifecycle, shutdowner fx.Shutdowner) {
lifecycle.Append(fx.Hook{
OnStart: func(context.Context) error {
return shutdowner.Shutdown(fx.ExitCode(3))
},
})
}),
)
exitCode := runApp(app, io.Discard)
if exitCode != 3 {
t.Errorf("runApp() = %d, want 3", exitCode)
}
}