github.com/astaxie/beego@v1.12.3/utils/file_test.go (about)

     1  // Copyright 2014 beego Author. 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  
    15  package utils
    16  
    17  import (
    18  	"path/filepath"
    19  	"reflect"
    20  	"testing"
    21  )
    22  
    23  var noExistedFile = "/tmp/not_existed_file"
    24  
    25  func TestSelfPath(t *testing.T) {
    26  	path := SelfPath()
    27  	if path == "" {
    28  		t.Error("path cannot be empty")
    29  	}
    30  	t.Logf("SelfPath: %s", path)
    31  }
    32  
    33  func TestSelfDir(t *testing.T) {
    34  	dir := SelfDir()
    35  	t.Logf("SelfDir: %s", dir)
    36  }
    37  
    38  func TestFileExists(t *testing.T) {
    39  	if !FileExists("./file.go") {
    40  		t.Errorf("./file.go should exists, but it didn't")
    41  	}
    42  
    43  	if FileExists(noExistedFile) {
    44  		t.Errorf("Weird, how could this file exists: %s", noExistedFile)
    45  	}
    46  }
    47  
    48  func TestSearchFile(t *testing.T) {
    49  	path, err := SearchFile(filepath.Base(SelfPath()), SelfDir())
    50  	if err != nil {
    51  		t.Error(err)
    52  	}
    53  	t.Log(path)
    54  
    55  	_, err = SearchFile(noExistedFile, ".")
    56  	if err == nil {
    57  		t.Errorf("err shouldnt be nil, got path: %s", SelfDir())
    58  	}
    59  }
    60  
    61  func TestGrepFile(t *testing.T) {
    62  	_, err := GrepFile("", noExistedFile)
    63  	if err == nil {
    64  		t.Error("expect file-not-existed error, but got nothing")
    65  	}
    66  
    67  	path := filepath.Join(".", "testdata", "grepe.test")
    68  	lines, err := GrepFile(`^\s*[^#]+`, path)
    69  	if err != nil {
    70  		t.Error(err)
    71  	}
    72  	if !reflect.DeepEqual(lines, []string{"hello", "world"}) {
    73  		t.Errorf("expect [hello world], but receive %v", lines)
    74  	}
    75  }