7ddc75c41b
commit6bf9fe89f6Author: Satnam Singh <satnam@google.com> Date: Fri Sep 26 10:23:16 2014 -0700 Change error to warning during handling check. commitc580907183Author: Satnam Singh <satnam@google.com> Date: Fri Sep 26 10:21:41 2014 -0700 Decapatalise fmt.Errorf error messages. commit3ecc5745d6Author: Satnam Singh <satnam@google.com> Date: Fri Sep 26 10:19:15 2014 -0700 Fix misunderstanding about when CanHandle fails. commitadce0c5433Author: Satnam Singh <satnam@google.com> Date: Fri Sep 26 10:13:32 2014 -0700 Change the interface of CanHandle to return error information.
123 lines
3.3 KiB
Go
123 lines
3.3 KiB
Go
// Copyright 2014 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package container
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import (
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"testing"
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"github.com/stretchr/testify/mock"
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)
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type mockContainerHandlerFactory struct {
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mock.Mock
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Name string
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CanHandleValue bool
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}
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func (self *mockContainerHandlerFactory) String() string {
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return self.Name
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}
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func (self *mockContainerHandlerFactory) CanHandle(name string) (bool, error) {
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return self.CanHandleValue, nil
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}
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func (self *mockContainerHandlerFactory) NewContainerHandler(name string) (ContainerHandler, error) {
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args := self.Called(name)
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return args.Get(0).(ContainerHandler), args.Error(1)
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}
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const testContainerName = "/test"
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var mockFactory FactoryForMockContainerHandler
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func TestNewContainerHandler_FirstMatches(t *testing.T) {
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ClearContainerHandlerFactories()
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// Register one allways yes factory.
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allwaysYes := &mockContainerHandlerFactory{
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Name: "yes",
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CanHandleValue: true,
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}
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RegisterContainerHandlerFactory(allwaysYes)
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// The yes factory should be asked to create the ContainerHandler.
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mockContainer, err := mockFactory.NewContainerHandler(testContainerName)
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if err != nil {
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t.Error(err)
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}
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allwaysYes.On("NewContainerHandler", testContainerName).Return(mockContainer, nil)
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cont, err := NewContainerHandler(testContainerName)
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if err != nil {
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t.Error(err)
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}
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if cont == nil {
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t.Error("Expected container to not be nil")
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}
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}
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func TestNewContainerHandler_SecondMatches(t *testing.T) {
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ClearContainerHandlerFactories()
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// Register one allways no and one always yes factory.
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allwaysNo := &mockContainerHandlerFactory{
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Name: "no",
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CanHandleValue: false,
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}
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RegisterContainerHandlerFactory(allwaysNo)
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allwaysYes := &mockContainerHandlerFactory{
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Name: "yes",
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CanHandleValue: true,
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}
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RegisterContainerHandlerFactory(allwaysYes)
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// The yes factory should be asked to create the ContainerHandler.
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mockContainer, err := mockFactory.NewContainerHandler(testContainerName)
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if err != nil {
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t.Error(err)
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}
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allwaysYes.On("NewContainerHandler", testContainerName).Return(mockContainer, nil)
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cont, err := NewContainerHandler(testContainerName)
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if err != nil {
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t.Error(err)
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}
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if cont == nil {
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t.Error("Expected container to not be nil")
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}
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}
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func TestNewContainerHandler_NoneMatch(t *testing.T) {
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ClearContainerHandlerFactories()
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// Register two allways no factories.
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allwaysNo1 := &mockContainerHandlerFactory{
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Name: "no",
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CanHandleValue: false,
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}
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RegisterContainerHandlerFactory(allwaysNo1)
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allwaysNo2 := &mockContainerHandlerFactory{
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Name: "no",
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CanHandleValue: false,
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}
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RegisterContainerHandlerFactory(allwaysNo2)
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_, err := NewContainerHandler(testContainerName)
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if err == nil {
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t.Error("Expected NewContainerHandler to fail")
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}
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}
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