// Copyright 2016 The Cockroach Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
// implied. See the License for the specific language governing
// permissions and limitations under the License.

package main

import (
	"os"
	"path/filepath"
	"reflect"
	"testing"
)

func TestPkgsFromDiff(t *testing.T) {
	for filename, expPkgs := range map[string]map[string]pkg{
		"testdata/10305.diff": {
			filepath.Join("pkg", "roachpb"): {tests: []string{"TestLeaseVerify"}},
		},
		"testdata/skip.diff": {
			filepath.Join("pkg", "ccl", "storageccl"): {tests: []string{"TestPutS3"}},
		},
	} {
		t.Run(filename, func(t *testing.T) {
			f, err := os.Open(filename)
			if err != nil {
				t.Fatal(err)
			}
			defer f.Close()
			pkgs, err := pkgsFromDiff(f)
			if err != nil {
				t.Fatal(err)
			}
			if !reflect.DeepEqual(pkgs, expPkgs) {
				t.Errorf("expected %s, got %s", expPkgs, pkgs)
			}
		})
	}
}
