github.com/m3db/m3@v1.5.0/src/m3ninx/search/query/regexp_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 TestRegexpQuery(t *testing.T) {
    32  	tests := []struct {
    33  		name          string
    34  		field, regexp []byte
    35  		expectErr     bool
    36  	}{
    37  		{
    38  			name:      "valid field and regexp should not return an error",
    39  			field:     []byte("fruit"),
    40  			regexp:    []byte(".*ple"),
    41  			expectErr: false,
    42  		},
    43  		{
    44  			name:      "invalid regexp should return an error",
    45  			field:     []byte("fruit"),
    46  			regexp:    []byte("(*]ple"),
    47  			expectErr: true,
    48  		},
    49  	}
    50  
    51  	for _, test := range tests {
    52  		t.Run(test.name, func(t *testing.T) {
    53  			q, err := NewRegexpQuery(test.field, test.regexp)
    54  
    55  			if test.expectErr {
    56  				require.Error(t, err)
    57  				return
    58  			}
    59  			require.NoError(t, err)
    60  
    61  			_, err = q.Searcher()
    62  			require.NoError(t, err)
    63  		})
    64  	}
    65  }
    66  
    67  func TestRegexpQueryEqual(t *testing.T) {
    68  	tests := []struct {
    69  		name        string
    70  		left, right search.Query
    71  		expected    bool
    72  	}{
    73  		{
    74  			name:     "same field and regexp",
    75  			left:     MustCreateRegexpQuery([]byte("fruit"), []byte(".*ple")),
    76  			right:    MustCreateRegexpQuery([]byte("fruit"), []byte(".*ple")),
    77  			expected: true,
    78  		},
    79  		{
    80  			name: "singular conjunction query",
    81  			left: MustCreateRegexpQuery([]byte("fruit"), []byte(".*ple")),
    82  			right: NewConjunctionQuery([]search.Query{
    83  				MustCreateRegexpQuery([]byte("fruit"), []byte(".*ple")),
    84  			}),
    85  			expected: true,
    86  		},
    87  		{
    88  			name: "singular disjunction query",
    89  			left: MustCreateRegexpQuery([]byte("fruit"), []byte(".*ple")),
    90  			right: NewDisjunctionQuery([]search.Query{
    91  				MustCreateRegexpQuery([]byte("fruit"), []byte(".*ple")),
    92  			}),
    93  			expected: true,
    94  		},
    95  		{
    96  			name:     "different field",
    97  			left:     MustCreateRegexpQuery([]byte("fruit"), []byte(".*ple")),
    98  			right:    MustCreateRegexpQuery([]byte("food"), []byte(".*ple")),
    99  			expected: false,
   100  		},
   101  		{
   102  			name:     "different regexp",
   103  			left:     MustCreateRegexpQuery([]byte("fruit"), []byte(".*ple")),
   104  			right:    MustCreateRegexpQuery([]byte("fruit"), []byte(".*na")),
   105  			expected: false,
   106  		},
   107  	}
   108  
   109  	for _, test := range tests {
   110  		t.Run(test.name, func(t *testing.T) {
   111  			require.Equal(t, test.expected, test.left.Equal(test.right))
   112  		})
   113  	}
   114  }