package netssh_test

import (
	"os"
	"os/exec"
	"path/filepath"
	"strings"
	"testing"
)

func TestReleaseNotesUseReleaseAssetAndVersionRange(t *testing.T) {
	script, err := filepath.Abs("scripts/release-notes.sh")
	if err != nil {
		t.Fatal(err)
	}
	repo := t.TempDir()
	git := func(args ...string) {
		t.Helper()
		cmd := exec.Command("git", args...)
		cmd.Dir = repo
		cmd.Env = append(os.Environ(), "GIT_AUTHOR_NAME=Release Test", "GIT_AUTHOR_EMAIL=release@example.com", "GIT_COMMITTER_NAME=Release Test", "GIT_COMMITTER_EMAIL=release@example.com", "GIT_CONFIG_NOSYSTEM=1", "GIT_CONFIG_GLOBAL=/dev/null")
		if out, err := cmd.CombinedOutput(); err != nil {
			t.Fatalf("git %v: %v\n%s", args, err, out)
		}
	}
	git("init")
	git("-c", "commit.gpgsign=false", "commit", "--allow-empty", "-m", "Initial version")
	git("tag", "v0.0.1")
	render := func(tag string) string {
		t.Helper()
		cmd := exec.Command("bash", script, tag, "https://git.example.com/team/netssh/")
		cmd.Dir = repo
		out, err := cmd.CombinedOutput()
		if err != nil {
			t.Fatalf("render: %v\n%s", err, out)
		}
		return string(out)
	}
	initial := render("v0.0.1")
	if !strings.Contains(initial, "Initial release:") || !strings.Contains(initial, "Initial version") {
		t.Fatalf("first release: %s", initial)
	}
	git("-c", "commit.gpgsign=false", "commit", "--allow-empty", "-m", `Add installer and "quoted" release notes`)
	git("tag", "v0.0.2")
	git("-c", "commit.gpgsign=false", "commit", "--allow-empty", "-m", "Unreleased changes")
	notes := render("v0.0.2")
	for _, want := range []string{"https://git.example.com/team/netssh/releases/download/v0.0.2/install.sh", "Changes since `v0.0.1`:", `Add installer and "quoted" release notes`, "checksums.txt"} {
		if !strings.Contains(notes, want) {
			t.Errorf("missing %q:\n%s", want, notes)
		}
	}
	for _, excluded := range []string{"Initial version", "Unreleased changes", "raw/branch/main"} {
		if strings.Contains(notes, excluded) {
			t.Errorf("unexpected %q:\n%s", excluded, notes)
		}
	}
}