package main

import (
	"testing"

	"github.com/google/go-cmp/cmp"
	"go.fuchsia.dev/infra/cmd/jiri2repo/jiri"
	"go.fuchsia.dev/infra/cmd/jiri2repo/repo"
)

func TestSSOCodeReviewURL(t *testing.T) {
	tests := []struct {
		input string
		want  string
	}{
		{
			input: "https://host.googlesource.com",
			want:  "sso://host-review/",
		},
		{
			input: "https://host-with-dash.googlesource.com",
			want:  "sso://host-with-dash-review/",
		},
		{
			input: "https://host.with.dot.googlesource.com",
			want:  "sso://host.with.dot-review/",
		},
		{
			input: "sso://host.googlesource.com",
			want:  "sso://host-review/",
		},
	}

	for _, tt := range tests {
		t.Run(tt.input, func(t *testing.T) {
			url, err := ssoCodeReviewURL(tt.input)
			if err != nil {
				t.Errorf("unexpected error: %v", err.Error())
				return
			}
			got := url.String()
			if tt.want != got {
				t.Errorf("got %q but wanted %q", got, tt.want)
			}
		})
	}

	errTests := []string{
		"host",
		"host.com",
		"host.googlesource.com",
	}
	for _, input := range errTests {
		t.Run(input, func(t *testing.T) {
			url, err := ssoCodeReviewURL(input)
			if err == nil {
				t.Errorf("got %s but wanted an error", url.String())
			}
		})
	}
}

func TestConvert(t *testing.T) {
	input := jiri.SourceManifest{
		Directories: map[string]*jiri.SourceManifest_Directory{
			// Ensure convert handles cwd.
			".": &jiri.SourceManifest_Directory{
				GitCheckout: &jiri.SourceManifest_GitCheckout{
					FetchRef: "refs/heads/master",
					RepoUrl:  "https://fuchsia.googlesource.com/fuchsia",
					Revision: "fuchsia_revision",
				},
			},
			"code": &jiri.SourceManifest_Directory{
				GitCheckout: &jiri.SourceManifest_GitCheckout{
					FetchRef: "refs/heads/dev",
					RepoUrl:  "https://code.googlesource.com/code",
					Revision: "code_revision",
				},
			},
		},
	}

	defaults := repo.Default{
		Branch: "default_branch",
		// DefaultRemote should not explicitly appear as any project's remote.
		// This should also be recorded as just "fuchsia" in the output <default>
		Remote: "fuchsia.googlesource.com",
	}

	want := repo.Manifest{
		Remote: []repo.Remote{
			{
				Name:   "code",
				Review: "sso://code-review/",
				Fetch:  "refs/heads/dev",
			},
			{
				Name:   "fuchsia",
				Review: "sso://fuchsia-review/",
				Fetch:  "refs/heads/master",
			},
		},
		Default: repo.Default{
			Branch: "default_branch",
			Remote: "fuchsia",
		},
		Project: []repo.Project{
			{
				Name:     "code",
				Path:     "code",
				Remote:   "code",
				Revision: "code_revision",
			},
			{
				Name:     "fuchsia",
				Path:     "fuchsia",
				Revision: "fuchsia_revision",
			},
		},
	}

	var got repo.Manifest
	if err := convert(input, &got, defaults); err != nil {
		t.Fatal(err)
	}

	// No point in testing the comment
	got.Comment = ""

	if diff := cmp.Diff(want, got); diff != "" {
		t.Errorf("convert() mismatch (-want +got):\n%s", diff)
	}
}