github.com/m3db/m3@v1.5.0/src/query/functions/utils/strformat_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 utils
    22  
    23  import (
    24  	"math"
    25  	"testing"
    26  
    27  	"github.com/stretchr/testify/assert"
    28  )
    29  
    30  func TestValueToProm(t *testing.T) {
    31  	assert.Equal(t, FormatFloat(1.0), "1")
    32  	assert.Equal(t, FormatFloat(1.2), "1.2")
    33  	assert.Equal(t, FormatFloat(math.NaN()), "NaN")
    34  	assert.Equal(t, FormatFloat(math.Inf(1)), "+Inf")
    35  	assert.Equal(t, FormatFloat(math.Inf(-1)), "-Inf")
    36  	assert.Equal(t, FormatFloat(0.0119311), "0.0119311")
    37  }
    38  
    39  func TestValueToPromBytes(t *testing.T) {
    40  	assert.Equal(t, FormatFloatToBytes(1.0), []byte("1"))
    41  	assert.Equal(t, FormatFloatToBytes(1.2), []byte("1.2"))
    42  	assert.Equal(t, FormatFloatToBytes(math.NaN()), []byte("NaN"))
    43  	assert.Equal(t, FormatFloatToBytes(math.Inf(1)), []byte("+Inf"))
    44  	assert.Equal(t, FormatFloatToBytes(math.Inf(-1)), []byte("-Inf"))
    45  	assert.Equal(t, FormatFloatToBytes(0.0119311), []byte("0.0119311"))
    46  }