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updates_test.go
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updates_test.go
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// Copyright (c) 2015 SUSE LLC. All rights reserved.
//
// 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 (
"bytes"
"log"
"strings"
"testing"
"github.com/mssola/capture"
)
func TestListUpdatesNoImageSpecified(t *testing.T) {
setupTestExitStatus()
dockerClient = &mockClient{}
buffer := bytes.NewBuffer([]byte{})
log.SetOutput(buffer)
capture.All(func() { listUpdatesCmd(testContext([]string{}, false)) })
if testCommand() != "" {
t.Fatalf("The command should not have been executed")
}
if exitInvocations != 1 {
t.Fatalf("Expected to have exited with error")
}
if !strings.Contains(buffer.String(), "Error: no image name specified") {
t.Fatal("It should've logged something\n")
}
}
func TestListUpdatesCommandFailure(t *testing.T) {
setupTestExitStatus()
dockerClient = &mockClient{commandFail: true}
buffer := bytes.NewBuffer([]byte{})
log.SetOutput(buffer)
capture.All(func() {
listUpdatesCmd(testContext([]string{"opensuse:13.2"}, false))
})
if !strings.Contains(buffer.String(), "Error: Command exited with status 1") {
t.Fatal("It should've logged something\n")
}
if exitInvocations != 1 {
t.Fatalf("Expected to have exited with error")
}
}
func TestUpdateCommandWrongInvocation(t *testing.T) {
setupTestExitStatus()
dockerClient = &mockClient{}
buffer := bytes.NewBuffer([]byte{})
log.SetOutput(buffer)
capture.All(func() { updateCmd(testContext([]string{}, false)) })
if exitInvocations != 1 {
t.Fatalf("Expected to have exited with error")
}
if !strings.Contains(buffer.String(), "Wrong invocation") {
t.Fatal("It should've logged something\n")
}
}
func TestUpdateCommandImageOverwriteDetected(t *testing.T) {
setupTestExitStatus()
dockerClient = &mockClient{listFail: true}
capture.All(func() { updateCmd(testContext([]string{"ori", "new:1.0.0"}, false)) })
if exitInvocations != 1 {
t.Fatalf("Expected to have exited with error")
}
}
func TestUpdateCommandRunAndCommitFailure(t *testing.T) {
setupTestExitStatus()
dockerClient = &mockClient{startFail: true}
capture.All(func() { updateCmd(testContext([]string{"ori", "new:1.0.0"}, false)) })
if exitInvocations != 1 {
t.Fatalf("Expected to have exited with error")
}
}
func TestUpdateCommandInvalidTargetName(t *testing.T) {
setupTestExitStatus()
dockerClient = &mockClient{}
capture.All(func() { updateCmd(testContext([]string{"ori", "WRONG"}, false)) })
if exitInvocations != 1 {
t.Fatalf("Expected to have exited with error")
}
}
func TestUpdateCommandCommitSuccess(t *testing.T) {
setupTestExitStatus()
dockerClient = &mockClient{listReturnOneImage: true}
buffer := bytes.NewBuffer([]byte{})
log.SetOutput(buffer)
capture.All(func() { updateCmd(testContext([]string{"opensuse:13.2", "new:1.0.0"}, false)) })
if exitInvocations != 0 {
t.Fatalf("Expected to have exited successfully")
}
if !strings.Contains(buffer.String(), "new:1.0.0 successfully created") {
t.Fatal("It should've logged something\n")
}
}
func TestUpdateCommandCannotUpdateCache(t *testing.T) {
setupTestExitStatus()
dockerClient = &mockClient{}
buffer := bytes.NewBuffer([]byte{})
log.SetOutput(buffer)
capture.All(func() { updateCmd(testContext([]string{"ori", "new:1.0.0"}, false)) })
if exitInvocations != 1 {
t.Fatalf("Expected to have exited with error")
}
if !strings.Contains(buffer.String(), "new:1.0.0 successfully created") {
t.Fatal("The new image should have been successfully created\n")
}
if !strings.Contains(buffer.String(), "This will break the") {
t.Fatal("We should warn users zypper-docker ps is not going to work\n")
}
}
func TestListUpdatessContainerCheckContainerFailure(t *testing.T) {
setupTestExitStatus()
dockerClient = &mockClient{listFail: true}
buffer := bytes.NewBuffer([]byte{})
log.SetOutput(buffer)
capture.All(func() {
listUpdatesContainerCmd(testContext([]string{"opensuse:13.2"}, false))
})
if exitInvocations != 1 {
t.Fatalf("Expected to have exited with error")
}
}
func TestListUpdatesContainerCheckContainerSuccess(t *testing.T) {
setupTestExitStatus()
dockerClient = &mockClient{}
buffer := bytes.NewBuffer([]byte{})
log.SetOutput(buffer)
capture.All(func() {
listUpdatesContainerCmd(testContext([]string{"suse"}, false))
})
if exitInvocations != 0 {
t.Fatalf("Should not have exited with error")
}
}