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node-feature-discovery/source/memory/memory_test.go
TessaIO 316fe71918 fix: take into consideration possibility of having empty line in swap file
Signed-off-by: TessaIO <ahmedgrati1999@gmail.com>
2024-07-11 22:02:39 +02:00

63 lines
1.4 KiB
Go

/*
Copyright 2021 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package memory
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestMemorySource(t *testing.T) {
assert.Equal(t, src.Name(), Name)
// Check that GetLabels works with empty features
src.features = nil
l, err := src.GetLabels()
assert.Nil(t, err, err)
assert.Empty(t, l)
}
func TestGetNumberofLinesFromFile(t *testing.T) {
type testCase struct {
path string
expectedLines int
expectErr bool
}
tc := []testCase{
{
path: "testdata/swap",
expectedLines: 2,
},
{
path: "testdata/noswap",
expectedLines: 1,
},
{
path: "file_not_exist",
expectErr: true,
},
}
for _, tc := range tc {
actual, err := getNumberOfNonEmptyLinesFromFile(tc.path)
if tc.expectErr {
assert.NotNil(t, err, "should get an error")
}
assert.Equal(t, tc.expectedLines, actual, "lines should match")
}
}