github.com/insionng/yougam@v0.0.0-20170714101924-2bc18d833463/libraries/pingcap/tidb/util/hack/hack_test.go (about)

     1  // Copyright 2015 PingCAP, Inc.
     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  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package hack
    15  
    16  import (
    17  	"bytes"
    18  	"testing"
    19  )
    20  
    21  func TestString(t *testing.T) {
    22  	b := []byte("hello world")
    23  	a := String(b)
    24  
    25  	if a != "hello world" {
    26  		t.Fatal(a)
    27  	}
    28  
    29  	b[0] = 'a'
    30  
    31  	if a != "aello world" {
    32  		t.Fatal(a)
    33  	}
    34  
    35  	b = append(b, "abc"...)
    36  	if a != "aello world" {
    37  		t.Fatalf("a:%v, b:%v", a, b)
    38  	}
    39  }
    40  
    41  func TestByte(t *testing.T) {
    42  	a := "hello world"
    43  
    44  	b := Slice(a)
    45  
    46  	if !bytes.Equal(b, []byte("hello world")) {
    47  		t.Fatal(string(b))
    48  	}
    49  }