testutil

package

v0.1.0 Latest Latest Go to latest Published: Sep 27, 2026 License: MIT Imports: 7 Imported by: 0

Details

Package testutil provides shared test helpers: fake implementations of internal/repo.Finder and internal/runner.Runner interfaces.

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func MakeGitRepo(t testing.TB, parent, name string) string

MakeGitRepo creates a minimal git repository directory (with a .git dir) under parent and returns its path.

type FakeFinder struct {
	Paths []string
	Err   error
}

FakeFinder is a test double for repo.Finder that returns a pre-configured list of paths.

func (f *FakeFinder) Find(_ context.Context) ([]string, error)

type FakeRunner struct {
	Calls  []RunCall
	Output string
	Err    error
	// contains filtered or unexported fields
}

FakeRunner is a test double for runner.Runner. It records every call and writes Output to stdout; returns Err on each call.

func (r *FakeRunner) Run(_ context.Context, dir string, command []string, stdout, _ io.Writer) error

type RunCall struct {
	Dir     string
	Command []string
}

RunCall records a single invocation of FakeRunner.Run.

type SubcommandHandler func(cmd []string, stdout, stderr io.Writer) error

SubcommandHandler is invoked by SubcommandRunner when a matching subcommand is executed.

type SubcommandRunner struct {
	// contains filtered or unexported fields
}

SubcommandRunner is a mock runner that dispatches to handlers based on command[1].

func NewSubcommandRunner() *SubcommandRunner

NewSubcommandRunner creates a new SubcommandRunner.

func (r *SubcommandRunner) Calls() [][]string

Calls returns a copy of all recorded calls.

func (r *SubcommandRunner) On(subcmd string, h SubcommandHandler)

On registers a handler for a given git subcommand (e.g. "rev-parse", "symbolic-ref").

func (r *SubcommandRunner) Run(_ context.Context, _ string, command []string, stdout, stderr io.Writer) error

Run records the call and executes the registered handler if found.