Merge pull request #37607 from NickrenREN/metricStatfs

Automatic merge from submit-queue (batch tested with PRs 37608, 37103, 37320, 37607, 37678)

MetricsStatfs GetMetrics() function test
This commit is contained in:
Kubernetes Submit Queue 2016-12-02 23:32:49 -08:00 committed by GitHub
commit 5698b50258
2 changed files with 67 additions and 0 deletions

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@ -50,6 +50,7 @@ go_test(
name = "go_default_test",
srcs = [
"metrics_nil_test.go",
"metrics_statfs_test.go",
"plugins_test.go",
"util_test.go",
],
@ -60,6 +61,7 @@ go_test(
"//pkg/api/errors:go_default_library",
"//pkg/api/resource:go_default_library",
"//pkg/api/v1:go_default_library",
"//pkg/util/testing:go_default_library",
"//pkg/watch:go_default_library",
],
)

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@ -0,0 +1,65 @@
/*
Copyright 2016 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 volume
import (
"os"
"testing"
utiltesting "k8s.io/kubernetes/pkg/util/testing"
)
func TestGetMetricsStatFS(t *testing.T) {
metrics := NewMetricsStatFS("")
actual, err := metrics.GetMetrics()
expected := &Metrics{}
if *actual != *expected {
t.Errorf("Expected empty Metrics from uninitialized MetricsStatFS, actual %v", *actual)
}
if err == nil {
t.Errorf("Expected error when calling GetMetrics on uninitialized MetricsStatFS, actual nil")
}
metrics = NewMetricsStatFS("/not/a/real/directory")
actual, err = metrics.GetMetrics()
if *actual != *expected {
t.Errorf("Expected empty Metrics from incorrectly initialized MetricsStatFS, actual %v", *actual)
}
if err == nil {
t.Errorf("Expected error when calling GetMetrics on incorrectly initialized MetricsStatFS, actual nil")
}
tmpDir, err := utiltesting.MkTmpdir("metric_statfs_test")
if err != nil {
t.Fatalf("Can't make a tmp dir: %v", err)
}
defer os.RemoveAll(tmpDir)
metrics = NewMetricsStatFS(tmpDir)
actual, err = metrics.GetMetrics()
if err != nil {
t.Errorf("Unexpected error when calling GetMetrics %v", err)
}
if a := actual.Capacity.Value(); a <= 0 {
t.Errorf("Expected Capacity %d to be greater than 0.", a)
}
if a := actual.Available.Value(); a <= 0 {
t.Errorf("Expected Available %d to be greater than 0.", a)
}
}