github.com/olivere/camlistore@v0.0.0-20140121221811-1b7ac2da0199/pkg/test/asserts/asserts.go (about)

     1  /*
     2  Copyright 2011 Google Inc.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8       http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  // Package asserts provides a bad implementation of test predicate
    18  // helpers. This package should either go away or dramatically
    19  // improve.
    20  package asserts
    21  
    22  import (
    23  	"strings"
    24  	"testing"
    25  )
    26  
    27  func Expect(t *testing.T, got bool, what string) {
    28  	if !got {
    29  		t.Errorf("%s: got %v; expected %v", what, got, true)
    30  	}
    31  }
    32  
    33  func Assert(t *testing.T, got bool, what string) {
    34  	if !got {
    35  		t.Fatalf("%s: got %v; expected %v", what, got, true)
    36  	}
    37  }
    38  
    39  func ExpectErrorContains(t *testing.T, err error, substr, msg string) {
    40  	errorContains((*testing.T).Errorf, t, err, substr, msg)
    41  }
    42  
    43  func AssertErrorContains(t *testing.T, err error, substr, msg string) {
    44  	errorContains((*testing.T).Fatalf, t, err, substr, msg)
    45  }
    46  
    47  func errorContains(f func(*testing.T, string, ...interface{}), t *testing.T, err error, substr, msg string) {
    48  	if err == nil {
    49  		f(t, "%s: got nil error; expected error containing %q", msg, substr)
    50  		return
    51  	}
    52  	if !strings.Contains(err.Error(), substr) {
    53  		f(t, "%s: expected error containing %q; got instead error %q", msg, substr, err.Error())
    54  	}
    55  }
    56  
    57  func ExpectString(t *testing.T, expect, got string, what string) {
    58  	if expect != got {
    59  		t.Errorf("%s: got %q; expected %q", what, got, expect)
    60  	}
    61  }
    62  
    63  func AssertString(t *testing.T, expect, got string, what string) {
    64  	if expect != got {
    65  		t.Fatalf("%s: got %q; expected %q", what, got, expect)
    66  	}
    67  }
    68  
    69  func ExpectBool(t *testing.T, expect, got bool, what string) {
    70  	if expect != got {
    71  		t.Errorf("%s: got %v; expected %v", what, got, expect)
    72  	}
    73  }
    74  
    75  func AssertBool(t *testing.T, expect, got bool, what string) {
    76  	if expect != got {
    77  		t.Fatalf("%s: got %v; expected %v", what, got, expect)
    78  	}
    79  }
    80  
    81  func ExpectInt(t *testing.T, expect, got int, what string) {
    82  	if expect != got {
    83  		t.Errorf("%s: got %d; expected %d", what, got, expect)
    84  	}
    85  }
    86  
    87  func AssertInt(t *testing.T, expect, got int, what string) {
    88  	if expect != got {
    89  		t.Fatalf("%s: got %d; expected %d", what, got, expect)
    90  	}
    91  }
    92  
    93  func ExpectNil(t *testing.T, v interface{}, what string) {
    94  	if v == nil {
    95  		return
    96  	}
    97  	t.Errorf("%s: expected nil; got %v", what, v)
    98  }
    99  
   100  func AssertNil(t *testing.T, v interface{}, what string) {
   101  	if v == nil {
   102  		return
   103  	}
   104  	t.Fatalf("%s: expected nil; got %v", what, v)
   105  }