// Copyright (c) 2020 Mercari, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
// the Software, and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

package spanner_test

import (
	"context"
	"path/filepath"
	"testing"

	"github.com/cloudspannerecosystem/wrench/pkg/spanner"
)

func TestLoadMigrations(t *testing.T) {
	ctx := context.Background()

	ms, err := spanner.ReadMigrations(ctx, filepath.Join("testdata", "migrations"))
	if err != nil {
		t.Fatal(err)
	}

	if len(ms) != 4 {
		t.Fatalf("migrations length want 3, but got %v", len(ms))
	}

	testcases := []struct {
		idx         int
		wantVersion uint
		wantName    string
	}{
		{
			idx:         0,
			wantVersion: 2,
			wantName:    "test",
		},
		{
			idx:         1,
			wantVersion: 3,
			wantName:    "",
		},
	}

	for _, tc := range testcases {
		if ms[tc.idx].Version != tc.wantVersion {
			t.Errorf("migrations[%d].version want %v, but got %v", tc.idx, tc.wantVersion, ms[tc.idx].Version)
		}

		if ms[tc.idx].Name != tc.wantName {
			t.Errorf("migrations[%d].name want %v, but got %v", tc.idx, tc.wantName, ms[tc.idx].Name)
		}
	}
}
