packer-cn/packer/template_test.go

1296 lines
22 KiB
Go

package packer
import (
"io/ioutil"
"os"
"reflect"
"sort"
"testing"
)
func testTemplateComponentFinder() *ComponentFinder {
builder := new(MockBuilder)
pp := new(TestPostProcessor)
provisioner := &MockProvisioner{}
builderMap := map[string]Builder{
"test-builder": builder,
}
ppMap := map[string]PostProcessor{
"test-pp": pp,
}
provisionerMap := map[string]Provisioner{
"test-prov": provisioner,
}
builderFactory := func(n string) (Builder, error) { return builderMap[n], nil }
ppFactory := func(n string) (PostProcessor, error) { return ppMap[n], nil }
provFactory := func(n string) (Provisioner, error) { return provisionerMap[n], nil }
return &ComponentFinder{
Builder: builderFactory,
PostProcessor: ppFactory,
Provisioner: provFactory,
}
}
func TestParseTemplateFile_basic(t *testing.T) {
data := `
{
"builders": [{"type": "something"}]
}
`
tf, err := ioutil.TempFile("", "packer")
if err != nil {
t.Fatalf("err: %s", err)
}
tf.Write([]byte(data))
tf.Close()
result, err := ParseTemplateFile(tf.Name())
if err != nil {
t.Fatalf("err: %s", err)
}
if len(result.Builders) != 1 {
t.Fatalf("bad: %#v", result.Builders)
}
}
func TestParseTemplateFile_stdin(t *testing.T) {
data := `
{
"builders": [{"type": "something"}]
}
`
tf, err := ioutil.TempFile("", "packer")
if err != nil {
t.Fatalf("err: %s", err)
}
defer tf.Close()
tf.Write([]byte(data))
// Sync and seek to the beginning so that we can re-read the contents
tf.Sync()
tf.Seek(0, 0)
// Set stdin to something we control
oldStdin := os.Stdin
defer func() { os.Stdin = oldStdin }()
os.Stdin = tf
result, err := ParseTemplateFile("-")
if err != nil {
t.Fatalf("err: %s", err)
}
if len(result.Builders) != 1 {
t.Fatalf("bad: %#v", result.Builders)
}
}
func TestParseTemplate_Basic(t *testing.T) {
data := `
{
"builders": [{"type": "something"}]
}
`
result, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
if result == nil {
t.Fatal("should have result")
}
if len(result.Builders) != 1 {
t.Fatalf("bad: %#v", result.Builders)
}
}
func TestParseTemplate_Invalid(t *testing.T) {
// Note there is an extra comma below for a purposeful
// syntax error in the JSON.
data := `
{
"builders": [],
}
`
result, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("shold have error")
}
if result != nil {
t.Fatal("should not have result")
}
}
func TestParseTemplate_InvalidKeys(t *testing.T) {
// Note there is an extra comma below for a purposeful
// syntax error in the JSON.
data := `
{
"builders": [{"type": "foo"}],
"what is this": ""
}
`
result, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("should have error")
}
if result != nil {
t.Fatal("should not have result")
}
}
func TestParseTemplate_BuilderWithoutType(t *testing.T) {
data := `
{
"builders": [{}]
}
`
_, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("should have error")
}
}
func TestParseTemplate_BuilderWithNonStringType(t *testing.T) {
data := `
{
"builders": [{
"type": 42
}]
}
`
_, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("should have error")
}
}
func TestParseTemplate_BuilderWithoutName(t *testing.T) {
data := `
{
"builders": [
{
"type": "amazon-ebs"
}
]
}
`
result, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
if result == nil {
t.Fatal("should have result")
}
if len(result.Builders) != 1 {
t.Fatalf("bad: %#v", result.Builders)
}
builder, ok := result.Builders["amazon-ebs"]
if !ok {
t.Fatal("should be ok")
}
if builder.Type != "amazon-ebs" {
t.Fatalf("bad: %#v", builder.Type)
}
}
func TestParseTemplate_BuilderWithName(t *testing.T) {
data := `
{
"builders": [
{
"name": "bob",
"type": "amazon-ebs"
}
]
}
`
result, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
if result == nil {
t.Fatal("should have result")
}
if len(result.Builders) != 1 {
t.Fatalf("bad: %#v", result.Builders)
}
builder, ok := result.Builders["bob"]
if !ok {
t.Fatal("should be ok")
}
if builder.Type != "amazon-ebs" {
t.Fatalf("bad: %#v", builder.Type)
}
RawConfig := builder.RawConfig
if RawConfig == nil {
t.Fatal("missing builder raw config")
}
expected := map[string]interface{}{
"type": "amazon-ebs",
}
if !reflect.DeepEqual(RawConfig, expected) {
t.Fatalf("bad raw: %#v", RawConfig)
}
}
func TestParseTemplate_BuilderWithConflictingName(t *testing.T) {
data := `
{
"builders": [
{
"name": "bob",
"type": "amazon-ebs"
},
{
"name": "bob",
"type": "foo",
}
]
}
`
_, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("should have error")
}
}
func TestParseTemplate_Hooks(t *testing.T) {
data := `
{
"builders": [{"type": "foo"}],
"hooks": {
"event": ["foo", "bar"]
}
}
`
result, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
if result == nil {
t.Fatal("should have result")
}
if len(result.Hooks) != 1 {
t.Fatalf("bad: %#v", result.Hooks)
}
hooks, ok := result.Hooks["event"]
if !ok {
t.Fatal("should be okay")
}
if !reflect.DeepEqual(hooks, []string{"foo", "bar"}) {
t.Fatalf("bad: %#v", hooks)
}
}
func TestParseTemplate_PostProcessors(t *testing.T) {
data := `
{
"builders": [{"type": "foo"}],
"post-processors": [
"simple",
{ "type": "detailed" },
[ "foo", { "type": "bar" } ]
]
}
`
tpl, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("error parsing: %s", err)
}
if len(tpl.PostProcessors) != 3 {
t.Fatalf("bad number of post-processors: %d", len(tpl.PostProcessors))
}
pp := tpl.PostProcessors[0]
if len(pp) != 1 {
t.Fatalf("wrong number of configs in simple: %d", len(pp))
}
if pp[0].Type != "simple" {
t.Fatalf("wrong type for simple: %s", pp[0].Type)
}
pp = tpl.PostProcessors[1]
if len(pp) != 1 {
t.Fatalf("wrong number of configs in detailed: %d", len(pp))
}
if pp[0].Type != "detailed" {
t.Fatalf("wrong type for detailed: %s", pp[0].Type)
}
pp = tpl.PostProcessors[2]
if len(pp) != 2 {
t.Fatalf("wrong number of configs for sequence: %d", len(pp))
}
if pp[0].Type != "foo" {
t.Fatalf("wrong type for sequence 0: %s", pp[0].Type)
}
if pp[1].Type != "bar" {
t.Fatalf("wrong type for sequence 1: %s", pp[1].Type)
}
}
func TestParseTemplate_ProvisionerWithoutType(t *testing.T) {
data := `
{
"builders": [{"type": "foo"}],
"provisioners": [{}]
}
`
_, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("err should not be nil")
}
}
func TestParseTemplate_ProvisionerWithNonStringType(t *testing.T) {
data := `
{
"builders": [{"type": "foo"}],
"provisioners": [{
"type": 42
}]
}
`
_, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("should have error")
}
}
func TestParseTemplate_Provisioners(t *testing.T) {
data := `
{
"builders": [{"type": "foo"}],
"provisioners": [
{
"type": "shell"
}
]
}
`
result, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatal("err: %s", err)
}
if result == nil {
t.Fatal("should have result")
}
if len(result.Provisioners) != 1 {
t.Fatalf("bad: %#v", result.Provisioners)
}
if result.Provisioners[0].Type != "shell" {
t.Fatalf("bad: %#v", result.Provisioners[0].Type)
}
if result.Provisioners[0].RawConfig == nil {
t.Fatal("should have raw config")
}
}
func TestParseTemplate_Variables(t *testing.T) {
data := `
{
"variables": {
"foo": "bar",
"bar": null,
"baz": 27
},
"builders": [{"type": "something"}]
}
`
result, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
if result.Variables == nil || len(result.Variables) != 3 {
t.Fatalf("bad vars: %#v", result.Variables)
}
if result.Variables["foo"].Default != "bar" {
t.Fatal("foo default is not right")
}
if result.Variables["foo"].Required {
t.Fatal("foo should not be required")
}
if result.Variables["bar"].Default != "" {
t.Fatal("default should be empty")
}
if !result.Variables["bar"].Required {
t.Fatal("bar should be required")
}
if result.Variables["baz"].Default != "27" {
t.Fatal("default should be empty")
}
if result.Variables["baz"].Required {
t.Fatal("baz should not be required")
}
}
func TestParseTemplate_variablesBadDefault(t *testing.T) {
data := `
{
"variables": {
"foo": 7,
},
"builders": [{"type": "something"}]
}
`
_, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("should have error")
}
}
func TestTemplate_BuildNames(t *testing.T) {
data := `
{
"builders": [
{
"name": "bob",
"type": "amazon-ebs"
},
{
"name": "chris",
"type": "another"
}
]
}
`
result, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
buildNames := result.BuildNames()
sort.Strings(buildNames)
if !reflect.DeepEqual(buildNames, []string{"bob", "chris"}) {
t.Fatalf("bad: %#v", buildNames)
}
}
func TestTemplate_BuildUnknown(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
}
]
}
`
template, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("bad: %s", err)
}
build, err := template.Build("nope", nil)
if build != nil {
t.Fatalf("build should be nil: %#v", build)
}
if err == nil {
t.Fatal("should have error")
}
}
func TestTemplate_BuildUnknownBuilder(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
}
]
}
`
template, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
builderFactory := func(string) (Builder, error) { return nil, nil }
components := &ComponentFinder{Builder: builderFactory}
build, err := template.Build("test1", components)
if err == nil {
t.Fatal("should have error")
}
if build != nil {
t.Fatalf("bad: %#v", build)
}
}
func TestTemplate_Build_NilBuilderFunc(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
}
],
"provisioners": [
{
"type": "test-prov"
}
]
}
`
template, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
defer func() {
p := recover()
if p == nil {
t.Fatal("should panic")
}
if p.(string) != "no builder function" {
t.Fatalf("bad panic: %s", p.(string))
}
}()
template.Build("test1", &ComponentFinder{})
}
func TestTemplate_Build_NilProvisionerFunc(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
}
],
"provisioners": [
{
"type": "test-prov"
}
]
}
`
template, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
defer func() {
p := recover()
if p == nil {
t.Fatal("should panic")
}
if p.(string) != "no provisioner function" {
t.Fatalf("bad panic: %s", p.(string))
}
}()
template.Build("test1", &ComponentFinder{
Builder: func(string) (Builder, error) { return nil, nil },
})
}
func TestTemplate_Build_NilProvisionerFunc_WithNoProvisioners(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
}
],
"provisioners": []
}
`
template, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
template.Build("test1", &ComponentFinder{
Builder: func(string) (Builder, error) { return nil, nil },
})
}
func TestTemplate_Build(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
}
],
"provisioners": [
{
"type": "test-prov"
}
],
"post-processors": [
"simple",
[
"simple",
{ "type": "simple", "keep_input_artifact": true }
]
]
}
`
expectedConfig := map[string]interface{}{
"type": "test-builder",
}
template, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
builder := new(MockBuilder)
builderMap := map[string]Builder{
"test-builder": builder,
}
provisioner := &MockProvisioner{}
provisionerMap := map[string]Provisioner{
"test-prov": provisioner,
}
pp := new(TestPostProcessor)
ppMap := map[string]PostProcessor{
"simple": pp,
}
builderFactory := func(n string) (Builder, error) { return builderMap[n], nil }
ppFactory := func(n string) (PostProcessor, error) { return ppMap[n], nil }
provFactory := func(n string) (Provisioner, error) { return provisionerMap[n], nil }
components := &ComponentFinder{
Builder: builderFactory,
PostProcessor: ppFactory,
Provisioner: provFactory,
}
// Get the build, verifying we can get it without issue, but also
// that the proper builder was looked up and used for the build.
build, err := template.Build("test1", components)
if err != nil {
t.Fatalf("err: %s", err)
}
coreBuild, ok := build.(*coreBuild)
if !ok {
t.Fatal("should be ok")
}
if coreBuild.builder != builder {
t.Fatalf("bad: %#v", coreBuild.builder)
}
if !reflect.DeepEqual(coreBuild.builderConfig, expectedConfig) {
t.Fatalf("bad: %#v", coreBuild.builderConfig)
}
if len(coreBuild.provisioners) != 1 {
t.Fatalf("bad: %#v", coreBuild.provisioners)
}
if len(coreBuild.postProcessors) != 2 {
t.Fatalf("bad: %#v", coreBuild.postProcessors)
}
if len(coreBuild.postProcessors[0]) != 1 {
t.Fatalf("bad: %#v", coreBuild.postProcessors[0])
}
if len(coreBuild.postProcessors[1]) != 2 {
t.Fatalf("bad: %#v", coreBuild.postProcessors[1])
}
if coreBuild.postProcessors[1][0].keepInputArtifact {
t.Fatal("postProcessors[1][0] should not keep input artifact")
}
if !coreBuild.postProcessors[1][1].keepInputArtifact {
t.Fatal("postProcessors[1][1] should keep input artifact")
}
config := coreBuild.postProcessors[1][1].config
if _, ok := config["keep_input_artifact"]; ok {
t.Fatal("should not have keep_input_artifact")
}
}
func TestTemplateBuild_exceptOnlyPP(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
},
{
"name": "test2",
"type": "test-builder"
}
],
"post-processors": [
{
"type": "test-pp",
"except": ["test1"],
"only": ["test1"]
}
]
}
`
_, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("should have error")
}
}
func TestTemplateBuild_exceptOnlyProv(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
},
{
"name": "test2",
"type": "test-builder"
}
],
"provisioners": [
{
"type": "test-prov",
"except": ["test1"],
"only": ["test1"]
}
]
}
`
_, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("should have error")
}
}
func TestTemplateBuild_exceptPPInvalid(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
},
{
"name": "test2",
"type": "test-builder"
}
],
"post-processors": [
{
"type": "test-pp",
"except": ["test5"]
}
]
}
`
_, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("should have error")
}
}
func TestTemplateBuild_exceptPP(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
},
{
"name": "test2",
"type": "test-builder"
}
],
"post-processors": [
{
"type": "test-pp",
"except": ["test1"]
}
]
}
`
template, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
// Verify test1 has no post-processors
build, err := template.Build("test1", testTemplateComponentFinder())
if err != nil {
t.Fatalf("err: %s", err)
}
cbuild := build.(*coreBuild)
if len(cbuild.postProcessors) > 0 {
t.Fatal("should have no postProcessors")
}
// Verify test2 has no post-processors
build, err = template.Build("test2", testTemplateComponentFinder())
if err != nil {
t.Fatalf("err: %s", err)
}
cbuild = build.(*coreBuild)
if len(cbuild.postProcessors) != 1 {
t.Fatalf("invalid: %d", len(cbuild.postProcessors))
}
}
func TestTemplateBuild_exceptProvInvalid(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
},
{
"name": "test2",
"type": "test-builder"
}
],
"provisioners": [
{
"type": "test-prov",
"except": ["test5"]
}
]
}
`
_, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("should have error")
}
}
func TestTemplateBuild_exceptProv(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
},
{
"name": "test2",
"type": "test-builder"
}
],
"provisioners": [
{
"type": "test-prov",
"except": ["test1"]
}
]
}
`
template, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
// Verify test1 has no provisioners
build, err := template.Build("test1", testTemplateComponentFinder())
if err != nil {
t.Fatalf("err: %s", err)
}
cbuild := build.(*coreBuild)
if len(cbuild.provisioners) > 0 {
t.Fatal("should have no provisioners")
}
// Verify test2 has no provisioners
build, err = template.Build("test2", testTemplateComponentFinder())
if err != nil {
t.Fatalf("err: %s", err)
}
cbuild = build.(*coreBuild)
if len(cbuild.provisioners) != 1 {
t.Fatalf("invalid: %d", len(cbuild.provisioners))
}
}
func TestTemplateBuild_onlyPPInvalid(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
},
{
"name": "test2",
"type": "test-builder"
}
],
"post-processors": [
{
"type": "test-pp",
"only": ["test5"]
}
]
}
`
_, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("should have error")
}
}
func TestTemplateBuild_onlyPP(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
},
{
"name": "test2",
"type": "test-builder"
}
],
"post-processors": [
{
"type": "test-pp",
"only": ["test2"]
}
]
}
`
template, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
// Verify test1 has no post-processors
build, err := template.Build("test1", testTemplateComponentFinder())
if err != nil {
t.Fatalf("err: %s", err)
}
cbuild := build.(*coreBuild)
if len(cbuild.postProcessors) > 0 {
t.Fatal("should have no postProcessors")
}
// Verify test2 has no post-processors
build, err = template.Build("test2", testTemplateComponentFinder())
if err != nil {
t.Fatalf("err: %s", err)
}
cbuild = build.(*coreBuild)
if len(cbuild.postProcessors) != 1 {
t.Fatalf("invalid: %d", len(cbuild.postProcessors))
}
}
func TestTemplateBuild_onlyProvInvalid(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
},
{
"name": "test2",
"type": "test-builder"
}
],
"provisioners": [
{
"type": "test-prov",
"only": ["test5"]
}
]
}
`
_, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("should have error")
}
}
func TestTemplateBuild_onlyProv(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
},
{
"name": "test2",
"type": "test-builder"
}
],
"provisioners": [
{
"type": "test-prov",
"only": ["test2"]
}
]
}
`
template, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
// Verify test1 has no provisioners
build, err := template.Build("test1", testTemplateComponentFinder())
if err != nil {
t.Fatalf("err: %s", err)
}
cbuild := build.(*coreBuild)
if len(cbuild.provisioners) > 0 {
t.Fatal("should have no provisioners")
}
// Verify test2 has no provisioners
build, err = template.Build("test2", testTemplateComponentFinder())
if err != nil {
t.Fatalf("err: %s", err)
}
cbuild = build.(*coreBuild)
if len(cbuild.provisioners) != 1 {
t.Fatalf("invalid: %d", len(cbuild.provisioners))
}
}
func TestTemplate_Build_ProvisionerOverride(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
}
],
"provisioners": [
{
"type": "test-prov",
"override": {
"test1": {}
}
}
]
}
`
template, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
RawConfig := template.Provisioners[0].RawConfig
if RawConfig == nil {
t.Fatal("missing provisioner raw config")
}
expected := map[string]interface{}{
"type": "test-prov",
}
if !reflect.DeepEqual(RawConfig, expected) {
t.Fatalf("bad raw: %#v", RawConfig)
}
builder := new(MockBuilder)
builderMap := map[string]Builder{
"test-builder": builder,
}
provisioner := &MockProvisioner{}
provisionerMap := map[string]Provisioner{
"test-prov": provisioner,
}
builderFactory := func(n string) (Builder, error) { return builderMap[n], nil }
provFactory := func(n string) (Provisioner, error) { return provisionerMap[n], nil }
components := &ComponentFinder{
Builder: builderFactory,
Provisioner: provFactory,
}
// Get the build, verifying we can get it without issue, but also
// that the proper builder was looked up and used for the build.
build, err := template.Build("test1", components)
if err != nil {
t.Fatalf("err: %s", err)
}
coreBuild, ok := build.(*coreBuild)
if !ok {
t.Fatal("should be okay")
}
if len(coreBuild.provisioners) != 1 {
t.Fatalf("bad: %#v", coreBuild.provisioners)
}
if len(coreBuild.provisioners[0].config) != 2 {
t.Fatalf("bad: %#v", coreBuild.provisioners[0].config)
}
}
func TestTemplate_Build_ProvisionerOverrideBad(t *testing.T) {
data := `
{
"builders": [
{
"name": "test1",
"type": "test-builder"
}
],
"provisioners": [
{
"type": "test-prov",
"override": {
"testNope": {}
}
}
]
}
`
_, err := ParseTemplate([]byte(data))
if err == nil {
t.Fatal("should have error")
}
}
func TestTemplateBuild_variables(t *testing.T) {
data := `
{
"variables": {
"foo": "bar"
},
"builders": [
{
"name": "test1",
"type": "test-builder"
}
]
}
`
template, err := ParseTemplate([]byte(data))
if err != nil {
t.Fatalf("err: %s", err)
}
build, err := template.Build("test1", testComponentFinder())
if err != nil {
t.Fatalf("err: %s", err)
}
coreBuild, ok := build.(*coreBuild)
if !ok {
t.Fatalf("couldn't convert!")
}
if len(coreBuild.variables) != 1 {
t.Fatalf("bad vars: %#v", coreBuild.variables)
}
}