github.com/mitghi/x@v0.0.0-20191206171256-71e86edf750d/atoms/boolean_test.go (about)

     1  /* MIT License
     2  * 
     3  * Copyright (c) 2018 Mike Taghavi <mitghi[at]gmail.com>
     4  * 
     5  * Permission is hereby granted, free of charge, to any person obtaining a copy
     6  * of this software and associated documentation files (the "Software"), to deal
     7  * in the Software without restriction, including without limitation the rights
     8  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     9  * copies of the Software, and to permit persons to whom the Software is
    10  * furnished to do so, subject to the following conditions:
    11  * The above copyright notice and this permission notice shall be included in all
    12  * copies or substantial portions of the Software.
    13  * 
    14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    17  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    19  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
    20  * SOFTWARE.
    21  */
    22  
    23  package atoms
    24  
    25  import "testing"
    26  
    27  func TestAtomicBool(t *testing.T) {
    28  	var (
    29  		b Boolean
    30  	)
    31  	b.Set(true)
    32  	if b.value() != 1 {
    33  		t.Fatal("assertion failed.")
    34  	}
    35  	b.Set(false)
    36  	if b.value() != 0 {
    37  		t.Fatal("assertion failed.")
    38  	}
    39  	if !b.CAS(false, true) {
    40  		t.Fatal("inconsistent state.")
    41  	}
    42  	if n, ok := b.Flip(); n && !ok {
    43  		t.Fatal("inconsistent state.")
    44  	}
    45  	if b.Is(false) != true {
    46  		t.Fatal("assertion failed.")
    47  	}
    48  }