github.com/m3db/m3@v1.5.1-0.20231129193456-75a402aa583b/src/aggregator/bitset/bitset_test.go (about)

     1  // Copyright (c) 2018 Uber Technologies, Inc.
     2  //
     3  // Permission is hereby granted, free of charge, to any person obtaining a copy
     4  // of this software and associated documentation files (the "Software"), to deal
     5  // in the Software without restriction, including without limitation the rights
     6  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     7  // copies of the Software, and to permit persons to whom the Software is
     8  // furnished to do so, subject to the following conditions:
     9  //
    10  // The above copyright notice and this permission notice shall be included in
    11  // all copies or substantial portions of the Software.
    12  //
    13  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    14  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    15  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    16  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    17  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    18  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    19  // THE SOFTWARE.
    20  
    21  package bitset
    22  
    23  import (
    24  	"testing"
    25  
    26  	"github.com/stretchr/testify/require"
    27  )
    28  
    29  func TestBitSetSmallRangeSetAll(t *testing.T) {
    30  	for i := 0; i <= 64; i++ {
    31  		bs := New(uint(i))
    32  		for j := 0; j < i; j++ {
    33  			bs.Set(uint(j))
    34  		}
    35  		require.True(t, bs.All(uint(i)))
    36  	}
    37  }
    38  
    39  func TestBitSetSmallRangeSetPartial(t *testing.T) {
    40  	for i := 1; i <= 64; i++ {
    41  		for skip := 0; skip < i; skip++ {
    42  			bs := New(uint(i))
    43  			for j := 0; j < i; j++ {
    44  				if j == skip {
    45  					continue
    46  				}
    47  				bs.Set(uint(j))
    48  			}
    49  			require.False(t, bs.All(uint(i)))
    50  		}
    51  	}
    52  }
    53  
    54  func TestBitSetLargeRangeSetAll(t *testing.T) {
    55  	for i := 65; i <= 256; i++ {
    56  		bs := New(uint(i))
    57  		for j := 0; j < i; j++ {
    58  			bs.Set(uint(j))
    59  		}
    60  		require.True(t, bs.All(uint(i)))
    61  	}
    62  }
    63  
    64  func TestBitSetLargeRangeSetPartial(t *testing.T) {
    65  	for i := 65; i <= 256; i++ {
    66  		for skip := 0; skip < i; skip++ {
    67  			bs := New(uint(i))
    68  			for j := 0; j < i; j++ {
    69  				if j == skip {
    70  					continue
    71  				}
    72  				bs.Set(uint(j))
    73  			}
    74  			require.False(t, bs.All(uint(i)))
    75  		}
    76  	}
    77  }