1// Copyright 2023 The Bazel Authors. All rights reserved. 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15package runfilelocation 16 17import ( 18 "io/ioutil" 19 "os" 20 "testing" 21) 22 23func TestValidRunfileLocation(t *testing.T) { 24 // Check that Find() returns a valid path to a runfile 25 runfilePath := "src/common/golang/a.txt" 26 27 absRunFilePath, err := Find(runfilePath) 28 if err != nil { 29 t.Errorf("Runfile path through Runfilelocation() failed: %v", err) 30 } 31 32 // Check that the path actually exists 33 contents, err := ioutil.ReadFile(absRunFilePath) 34 text := string(contents) 35 if err != nil { 36 t.Errorf("Could not read file: %v", err) 37 } 38 39 if text != "hello world\n" { 40 t.Errorf("Expected 'hello world' in file, got %v instead.", text) 41 } 42} 43 44func TestInvalidRunfileLocation(t *testing.T) { 45 invalidRunfilePath := "src/common/golang/b.txt" 46 47 runfileLocationShouldNotExist, err := Find(invalidRunfilePath) 48 if err != nil { 49 // Even if the path is invalid, runfilelocation.Find() should return the path to where it _thinks_ 50 // the runfile should exist. 51 t.Errorf("Unexpected error: %v should have returned a runfile path. Instead got %v", invalidRunfilePath, err) 52 } 53 54 // Check that the invalid runfile path actually does not exist. 55 if _, err := os.Stat(runfileLocationShouldNotExist); err == nil { 56 t.Errorf("Expected error, file should not have been found: %v", runfileLocationShouldNotExist) 57 } 58} 59