packer-cn/packer/build_test.go

266 lines
7.2 KiB
Go

package packer
import (
"cgl.tideland.biz/asserts"
"reflect"
"testing"
)
func testBuild() *coreBuild {
return &coreBuild{
name: "test",
builder: &TestBuilder{artifactId: "b"},
builderConfig: 42,
hooks: map[string][]Hook{
"foo": []Hook{&TestHook{}},
},
provisioners: []coreBuildProvisioner{
coreBuildProvisioner{&TestProvisioner{}, []interface{}{42}},
},
postProcessors: [][]coreBuildPostProcessor{
[]coreBuildPostProcessor{
coreBuildPostProcessor{&TestPostProcessor{artifactId: "pp"}, "testPP", 42, true},
},
},
}
}
func testBuilder() *TestBuilder {
return &TestBuilder{}
}
func TestBuild_Name(t *testing.T) {
assert := asserts.NewTestingAsserts(t, true)
build := testBuild()
assert.Equal(build.Name(), "test", "should have a name")
}
func TestBuild_Prepare(t *testing.T) {
assert := asserts.NewTestingAsserts(t, true)
debugFalseConfig := map[string]interface{}{DebugConfigKey: false}
build := testBuild()
builder := build.builder.(*TestBuilder)
build.Prepare()
assert.True(builder.prepareCalled, "prepare should be called")
assert.Equal(builder.prepareConfig, []interface{}{42, debugFalseConfig}, "prepare config should be 42")
coreProv := build.provisioners[0]
prov := coreProv.provisioner.(*TestProvisioner)
assert.True(prov.prepCalled, "prepare should be called")
assert.Equal(prov.prepConfigs, []interface{}{42, debugFalseConfig}, "prepare should be called with proper config")
corePP := build.postProcessors[0][0]
pp := corePP.processor.(*TestPostProcessor)
assert.True(pp.configCalled, "config should be called")
assert.Equal(pp.configVal, 42, "config should have right value")
}
func TestBuild_Prepare_Twice(t *testing.T) {
build := testBuild()
if err := build.Prepare(); err != nil {
t.Fatalf("bad error: %s", err)
}
defer func() {
p := recover()
if p == nil {
t.Fatalf("should've paniced")
}
if p.(string) != "prepare already called" {
t.Fatalf("Invalid panic: %s", p)
}
}()
build.Prepare()
}
func TestBuild_Prepare_Debug(t *testing.T) {
assert := asserts.NewTestingAsserts(t, true)
debugConfig := map[string]interface{}{DebugConfigKey: true}
build := testBuild()
builder := build.builder.(*TestBuilder)
build.SetDebug(true)
build.Prepare()
assert.True(builder.prepareCalled, "prepare should be called")
assert.Equal(builder.prepareConfig, []interface{}{42, debugConfig}, "prepare config should be 42")
coreProv := build.provisioners[0]
prov := coreProv.provisioner.(*TestProvisioner)
assert.True(prov.prepCalled, "prepare should be called")
assert.Equal(prov.prepConfigs, []interface{}{42, debugConfig}, "prepare should be called with proper config")
}
func TestBuild_Run(t *testing.T) {
assert := asserts.NewTestingAsserts(t, true)
cache := &TestCache{}
ui := testUi()
build := testBuild()
build.Prepare()
artifacts, err := build.Run(ui, cache)
assert.Nil(err, "should not error")
assert.Equal(len(artifacts), 2, "should have two artifacts")
// Verify builder was run
builder := build.builder.(*TestBuilder)
assert.True(builder.runCalled, "run should be called")
assert.Equal(builder.runUi, ui, "run should be called with ui")
// Verify hooks are disapatchable
dispatchHook := builder.runHook
dispatchHook.Run("foo", nil, nil, 42)
hook := build.hooks["foo"][0].(*TestHook)
assert.True(hook.runCalled, "run should be called")
assert.Equal(hook.runData, 42, "should have correct data")
// Verify provisioners run
dispatchHook.Run(HookProvision, nil, nil, 42)
prov := build.provisioners[0].provisioner.(*TestProvisioner)
assert.True(prov.provCalled, "provision should be called")
// Verify post-processor was run
pp := build.postProcessors[0][0].processor.(*TestPostProcessor)
assert.True(pp.ppCalled, "post processor should be called")
}
func TestBuild_Run_Artifacts(t *testing.T) {
cache := &TestCache{}
ui := testUi()
// Test case: Test that with no post-processors, we only get the
// main build.
build := testBuild()
build.postProcessors = [][]coreBuildPostProcessor{}
build.Prepare()
artifacts, err := build.Run(ui, cache)
if err != nil {
t.Fatalf("err: %s", err)
}
expectedIds := []string{"b"}
artifactIds := make([]string, len(artifacts))
for i, artifact := range artifacts {
artifactIds[i] = artifact.Id()
}
if !reflect.DeepEqual(artifactIds, expectedIds) {
t.Fatalf("unexpected ids: %#v", artifactIds)
}
// Test case: Test that with a single post-processor that doesn't keep
// inputs, only that post-processors results are returned.
build = testBuild()
build.postProcessors = [][]coreBuildPostProcessor{
[]coreBuildPostProcessor{
coreBuildPostProcessor{&TestPostProcessor{artifactId: "pp"}, "pp", 42, false},
},
}
build.Prepare()
artifacts, err = build.Run(ui, cache)
if err != nil {
t.Fatalf("err: %s", err)
}
expectedIds = []string{"pp"}
artifactIds = make([]string, len(artifacts))
for i, artifact := range artifacts {
artifactIds[i] = artifact.Id()
}
if !reflect.DeepEqual(artifactIds, expectedIds) {
t.Fatalf("unexpected ids: %#v", artifactIds)
}
// Test case: Test that with multiple post-processors, as long as one
// keeps the original, the original is kept.
build = testBuild()
build.postProcessors = [][]coreBuildPostProcessor{
[]coreBuildPostProcessor{
coreBuildPostProcessor{&TestPostProcessor{artifactId: "pp1"}, "pp", 42, false},
},
[]coreBuildPostProcessor{
coreBuildPostProcessor{&TestPostProcessor{artifactId: "pp2"}, "pp", 42, true},
},
}
build.Prepare()
artifacts, err = build.Run(ui, cache)
if err != nil {
t.Fatalf("err: %s", err)
}
expectedIds = []string{"b", "pp1", "pp2"}
artifactIds = make([]string, len(artifacts))
for i, artifact := range artifacts {
artifactIds[i] = artifact.Id()
}
if !reflect.DeepEqual(artifactIds, expectedIds) {
t.Fatalf("unexpected ids: %#v", artifactIds)
}
// Test case: Test that with sequences, intermediaries are kept if they
// want to be.
build = testBuild()
build.postProcessors = [][]coreBuildPostProcessor{
[]coreBuildPostProcessor{
coreBuildPostProcessor{&TestPostProcessor{artifactId: "pp1a"}, "pp", 42, false},
coreBuildPostProcessor{&TestPostProcessor{artifactId: "pp1b"}, "pp", 42, true},
},
[]coreBuildPostProcessor{
coreBuildPostProcessor{&TestPostProcessor{artifactId: "pp2a"}, "pp", 42, false},
coreBuildPostProcessor{&TestPostProcessor{artifactId: "pp2b"}, "pp", 42, false},
},
}
build.Prepare()
artifacts, err = build.Run(ui, cache)
if err != nil {
t.Fatalf("err: %s", err)
}
expectedIds = []string{"pp1a", "pp1b", "pp2b"}
artifactIds = make([]string, len(artifacts))
for i, artifact := range artifacts {
artifactIds[i] = artifact.Id()
}
if !reflect.DeepEqual(artifactIds, expectedIds) {
t.Fatalf("unexpected ids: %#v", artifactIds)
}
}
func TestBuild_RunBeforePrepare(t *testing.T) {
assert := asserts.NewTestingAsserts(t, true)
defer func() {
p := recover()
assert.NotNil(p, "should panic")
assert.Equal(p.(string), "Prepare must be called first", "right panic")
}()
testBuild().Run(testUi(), &TestCache{})
}
func TestBuild_Cancel(t *testing.T) {
assert := asserts.NewTestingAsserts(t, true)
build := testBuild()
build.Cancel()
builder := build.builder.(*TestBuilder)
assert.True(builder.cancelCalled, "cancel should be called")
}