package main

import (
	"bytes"
	"fmt"
	"testing"

	"gitea.maximumdirect.net/eric/ReleaseKit/buildinfo"
)

func TestVersionCommand(t *testing.T) {
	var stdout, stderr bytes.Buffer
	if status := run([]string{"version"}, &stdout, &stderr); status != 0 {
		t.Fatalf("run() status = %d, want 0; stderr = %q", status, stderr.String())
	}
	if want := fmt.Sprintf("releasekit %s\n", buildinfo.Version()); stdout.String() != want {
		t.Fatalf("version output = %q, want %q", stdout.String(), want)
	}
	if stderr.Len() != 0 {
		t.Fatalf("version command wrote to stderr: %q", stderr.String())
	}
}

func TestUnknownCommand(t *testing.T) {
	var stdout, stderr bytes.Buffer
	if status := run([]string{"publish"}, &stdout, &stderr); status != 2 {
		t.Fatalf("run() status = %d, want 2", status)
	}
	if stdout.Len() != 0 {
		t.Fatalf("unknown command wrote to stdout: %q", stdout.String())
	}
	if want := "usage: releasekit version\n"; stderr.String() != want {
		t.Fatalf("usage output = %q, want %q", stderr.String(), want)
	}
}