github.com/m3db/m3@v1.5.1-0.20231129193456-75a402aa583b/src/m3ninx/search/query/negation_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 query
    22  
    23  import (
    24  	"testing"
    25  
    26  	"github.com/m3db/m3/src/m3ninx/search"
    27  
    28  	"github.com/stretchr/testify/require"
    29  )
    30  
    31  func TestNegationQuery(t *testing.T) {
    32  	tests := []struct {
    33  		name  string
    34  		query search.Query
    35  	}{
    36  		{
    37  			name:  "valid query",
    38  			query: NewTermQuery([]byte("fruit"), []byte("apple")),
    39  		},
    40  	}
    41  
    42  	for _, test := range tests {
    43  		t.Run(test.name, func(t *testing.T) {
    44  			q := NewNegationQuery(test.query)
    45  			_, err := q.Searcher()
    46  			require.NoError(t, err)
    47  		})
    48  	}
    49  }
    50  
    51  func TestNegationQueryEqual(t *testing.T) {
    52  	tests := []struct {
    53  		name        string
    54  		left, right search.Query
    55  		expected    bool
    56  	}{
    57  		{
    58  			name:     "same inner queries",
    59  			left:     NewNegationQuery(NewTermQuery([]byte("fruit"), []byte("apple"))),
    60  			right:    NewNegationQuery(NewTermQuery([]byte("fruit"), []byte("apple"))),
    61  			expected: true,
    62  		},
    63  		{
    64  			name: "singular conjunction query",
    65  			left: NewNegationQuery(NewTermQuery([]byte("fruit"), []byte("apple"))),
    66  			right: NewConjunctionQuery([]search.Query{
    67  				NewNegationQuery(NewTermQuery([]byte("fruit"), []byte("apple"))),
    68  			}),
    69  			expected: true,
    70  		},
    71  		{
    72  			name: "singular disjunction query",
    73  			left: NewNegationQuery(NewTermQuery([]byte("fruit"), []byte("apple"))),
    74  			right: NewDisjunctionQuery([]search.Query{
    75  				NewNegationQuery(NewTermQuery([]byte("fruit"), []byte("apple"))),
    76  			}),
    77  			expected: true,
    78  		},
    79  		{
    80  			name:     "different inner queries",
    81  			left:     NewNegationQuery(NewTermQuery([]byte("fruit"), []byte("apple"))),
    82  			right:    NewNegationQuery(NewTermQuery([]byte("fruit"), []byte("banana"))),
    83  			expected: false,
    84  		},
    85  	}
    86  
    87  	for _, test := range tests {
    88  		t.Run(test.name, func(t *testing.T) {
    89  			require.Equal(t, test.expected, test.left.Equal(test.right))
    90  		})
    91  	}
    92  }