github.com/google/cloudprober@v0.11.3/metrics/string_test.go (about)

     1  // Copyright 2019 The Cloudprober Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package metrics
    16  
    17  import (
    18  	"testing"
    19  )
    20  
    21  func TestIsString(t *testing.T) {
    22  	for _, test := range []struct {
    23  		desc  string
    24  		input Value
    25  		want  bool
    26  	}{
    27  		{
    28  			desc:  "Test with float",
    29  			input: NewFloat(45.0),
    30  			want:  false,
    31  		},
    32  		{
    33  			desc:  "Test with string",
    34  			input: NewString("test-string"),
    35  			want:  true,
    36  		},
    37  		{
    38  			desc: "Test with nil",
    39  			want: false,
    40  		},
    41  	} {
    42  		t.Run(test.desc, func(t *testing.T) {
    43  			isString := IsString(test.input)
    44  			if isString != test.want {
    45  				t.Errorf("IsString(%v)=%v, want=%v", test.input, isString, test.want)
    46  			}
    47  		})
    48  	}
    49  }