Merge pull request #472 from clearcontainers/sboeuf/unit_test_pause

pause: Implement full unit test coverage

pause_test.go

@@ -0,0 +1,154 @@
+// Copyright (c) 2017 Intel Corporation
+//
+// 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 main
+
+import (
+	"flag"
+	"testing"
+
+	vc "github.com/containers/virtcontainers"
+	"github.com/containers/virtcontainers/pkg/vcMock"
+	"github.com/stretchr/testify/assert"
+)
+
+var (
+	testPausePodFuncReturnNil = func(podID string) (vc.VCPod, error) {
+		return &vcMock.Pod{}, nil
+	}
+
+	testResumePodFuncReturnNil = func(podID string) (vc.VCPod, error) {
+		return &vcMock.Pod{}, nil
+	}
+)
+
+func TestPauseCLIFunctionSuccessful(t *testing.T) {
+	assert := assert.New(t)
+
+	state := vc.State{
+		State: vc.StateRunning,
+	}
+
+	testingImpl.PausePodFunc = testPausePodFuncReturnNil
+	testingImpl.ListPodFunc = func() ([]vc.PodStatus, error) {
+		return newSingleContainerPodStatusList(testPodID, testContainerID, state, state), nil
+	}
+	defer func() {
+		testingImpl.PausePodFunc = nil
+		testingImpl.ListPodFunc = nil
+	}()
+
+	set := flag.NewFlagSet("", 0)
+	set.Parse([]string{testContainerID})
+
+	execCLICommandFunc(assert, pauseCLICommand, set, false)
+}
+
+func TestPauseCLIFunctionContainerNotExistFailure(t *testing.T) {
+	assert := assert.New(t)
+
+	testingImpl.PausePodFunc = testPausePodFuncReturnNil
+	testingImpl.ListPodFunc = func() ([]vc.PodStatus, error) {
+		return []vc.PodStatus{}, nil
+	}
+	defer func() {
+		testingImpl.PausePodFunc = nil
+		testingImpl.ListPodFunc = nil
+	}()
+
+	set := flag.NewFlagSet("", 0)
+	set.Parse([]string{testContainerID})
+
+	execCLICommandFunc(assert, pauseCLICommand, set, true)
+}
+
+func TestPauseCLIFunctionPausePodFailure(t *testing.T) {
+	assert := assert.New(t)
+
+	state := vc.State{
+		State: vc.StateRunning,
+	}
+
+	testingImpl.ListPodFunc = func() ([]vc.PodStatus, error) {
+		return newSingleContainerPodStatusList(testPodID, testContainerID, state, state), nil
+	}
+	defer func() {
+		testingImpl.ListPodFunc = nil
+	}()
+
+	set := flag.NewFlagSet("", 0)
+	set.Parse([]string{testContainerID})
+
+	execCLICommandFunc(assert, pauseCLICommand, set, true)
+}
+
+func TestResumeCLIFunctionSuccessful(t *testing.T) {
+	assert := assert.New(t)
+
+	state := vc.State{
+		State: vc.StateRunning,
+	}
+
+	testingImpl.ResumePodFunc = testResumePodFuncReturnNil
+	testingImpl.ListPodFunc = func() ([]vc.PodStatus, error) {
+		return newSingleContainerPodStatusList(testPodID, testContainerID, state, state), nil
+	}
+	defer func() {
+		testingImpl.ResumePodFunc = nil
+		testingImpl.ListPodFunc = nil
+	}()
+
+	set := flag.NewFlagSet("", 0)
+	set.Parse([]string{testContainerID})
+
+	execCLICommandFunc(assert, resumeCLICommand, set, false)
+}
+
+func TestResumeCLIFunctionContainerNotExistFailure(t *testing.T) {
+	assert := assert.New(t)
+
+	testingImpl.ResumePodFunc = testResumePodFuncReturnNil
+	testingImpl.ListPodFunc = func() ([]vc.PodStatus, error) {
+		return []vc.PodStatus{}, nil
+	}
+	defer func() {
+		testingImpl.ResumePodFunc = nil
+		testingImpl.ListPodFunc = nil
+	}()
+
+	set := flag.NewFlagSet("", 0)
+	set.Parse([]string{testContainerID})
+
+	execCLICommandFunc(assert, resumeCLICommand, set, true)
+}
+
+func TestResumeCLIFunctionPausePodFailure(t *testing.T) {
+	assert := assert.New(t)
+
+	state := vc.State{
+		State: vc.StateRunning,
+	}
+
+	testingImpl.ListPodFunc = func() ([]vc.PodStatus, error) {
+		return newSingleContainerPodStatusList(testPodID, testContainerID, state, state), nil
+	}
+	defer func() {
+		testingImpl.ListPodFunc = nil
+	}()
+
+	set := flag.NewFlagSet("", 0)
+	set.Parse([]string{testContainerID})
+
+	execCLICommandFunc(assert, resumeCLICommand, set, true)
+}