github.com/m3db/m3@v1.5.1-0.20231129193456-75a402aa583b/src/query/models/matcher_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 models
    22  
    23  import (
    24  	"testing"
    25  
    26  	"github.com/stretchr/testify/assert"
    27  	"github.com/stretchr/testify/require"
    28  )
    29  
    30  func TestMatcherString(t *testing.T) {
    31  	m, err := NewMatcher(MatchEqual, []byte("foo"), []byte("bar"))
    32  	require.NoError(t, err)
    33  	require.NotNil(t, m)
    34  	assert.Equal(t, `foo="bar"`, m.String())
    35  	assert.Equal(t, `foo="bar"`, (&m).String())
    36  }
    37  
    38  func TestMatchType(t *testing.T) {
    39  	require.Equal(t, MatchEqual.String(), "=")
    40  }
    41  
    42  func TestMatchersFromEmptyString(t *testing.T) {
    43  	matchers, err := MatchersFromString("")
    44  	assert.NoError(t, err)
    45  	assert.Len(t, matchers, 0)
    46  }
    47  
    48  func TestMatchersFromStringErrors(t *testing.T) {
    49  	_, err := MatchersFromString(":")
    50  	assert.Error(t, err)
    51  	_, err = MatchersFromString(":aa")
    52  	assert.Error(t, err)
    53  }
    54  
    55  func TestValidMatchersFromString(t *testing.T) {
    56  	m, err := MatchersFromString("a:")
    57  	assert.NoError(t, err)
    58  	expected := Matchers{{
    59  		Name:  []byte("a"),
    60  		Value: []byte{},
    61  		Type:  MatchRegexp,
    62  	}}
    63  
    64  	assert.Equal(t, expected, m)
    65  
    66  	m, err = MatchersFromString("a:aa")
    67  	expected[0].Value = []byte("aa")
    68  	assert.NoError(t, err)
    69  	assert.Equal(t, expected, m)
    70  
    71  	m, err = MatchersFromString("a:aa      b:c")
    72  	expected = append(expected, Matcher{
    73  		Name:  []byte("b"),
    74  		Value: []byte("c"),
    75  		Type:  MatchRegexp,
    76  	})
    77  
    78  	assert.NoError(t, err)
    79  	assert.Equal(t, expected, m)
    80  }