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build_test.go
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package command
import (
"bytes"
"fmt"
"io/ioutil"
"math"
"os"
"path/filepath"
"runtime"
"strings"
"testing"
"github.com/google/go-cmp/cmp"
"github.com/hashicorp/go-uuid"
packersdk "github.com/hashicorp/packer-plugin-sdk/packer"
"github.com/hashicorp/packer/builder/file"
"github.com/hashicorp/packer/builder/null"
"github.com/hashicorp/packer/packer"
"github.com/hashicorp/packer/post-processor/manifest"
shell_local_pp "github.com/hashicorp/packer/post-processor/shell-local"
filep "github.com/hashicorp/packer/provisioner/file"
"github.com/hashicorp/packer/provisioner/shell"
shell_local "github.com/hashicorp/packer/provisioner/shell-local"
)
var (
spaghettiCarbonara = `spaghetti
carbonara
`
lasagna = `lasagna
tomato
mozza
cooking...
`
tiramisu = `whip_york
mascarpone
whipped_egg_white
dress
`
one = "1\n"
two = "2\n"
)
func TestBuild(t *testing.T) {
tc := []struct {
name string
args []string
expectedCode int
fileCheck
}{
{
name: "var-args: json - json varfile sets an apple env var",
args: []string{
"-var-file=" + filepath.Join(testFixture("var-arg"), "apple.json"),
filepath.Join(testFixture("var-arg"), "fruit_builder.json"),
},
fileCheck: fileCheck{expected: []string{"apple.txt"}},
},
{
name: "json - json varfile sets an apple env var, " +
"override with banana cli var",
args: []string{
"-var", "fruit=banana",
"-var-file=" + filepath.Join(testFixture("var-arg"), "apple.json"),
filepath.Join(testFixture("var-arg"), "fruit_builder.json"),
},
fileCheck: fileCheck{expected: []string{"banana.txt"}},
},
{
name: "var-args: json - arg sets a pear env var",
args: []string{
"-var=fruit=pear",
filepath.Join(testFixture("var-arg"), "fruit_builder.json"),
},
fileCheck: fileCheck{expected: []string{"pear.txt"}},
},
{
name: "var-args: json - inexistent var file errs",
args: []string{
"-var-file=" + filepath.Join(testFixture("var-arg"), "potato.json"),
filepath.Join(testFixture("var-arg"), "fruit_builder.json"),
},
expectedCode: 1,
fileCheck: fileCheck{notExpected: []string{"potato.txt"}},
},
{
name: "var-args: hcl - inexistent json var file errs",
args: []string{
"-var-file=" + filepath.Join(testFixture("var-arg"), "potato.json"),
testFixture("var-arg"),
},
expectedCode: 1,
fileCheck: fileCheck{notExpected: []string{"potato.txt"}},
},
{
name: "var-args: hcl - inexistent hcl var file errs",
args: []string{
"-var-file=" + filepath.Join(testFixture("var-arg"), "potato.hcl"),
testFixture("var-arg"),
},
expectedCode: 1,
fileCheck: fileCheck{notExpected: []string{"potato.hcl"}},
},
{
name: "var-args: hcl - auto varfile sets a chocolate env var",
args: []string{
testFixture("var-arg"),
},
fileCheck: fileCheck{expected: []string{"chocolate.txt"}},
},
{
name: "var-args: hcl - hcl varfile sets a apple env var",
args: []string{
"-var-file=" + filepath.Join(testFixture("var-arg"), "apple.hcl"),
testFixture("var-arg"),
},
fileCheck: fileCheck{expected: []string{"apple.txt"}},
},
{
name: "var-args: hcl - json varfile sets a apple env var",
args: []string{
"-var-file=" + filepath.Join(testFixture("var-arg"), "apple.json"),
testFixture("var-arg"),
},
fileCheck: fileCheck{expected: []string{"apple.txt"}},
},
{
name: "var-args: hcl - arg sets a tomato env var",
args: []string{
"-var=fruit=tomato",
testFixture("var-arg"),
},
fileCheck: fileCheck{expected: []string{"tomato.txt"}},
},
{
name: "source name: HCL",
args: []string{
"-parallel-builds=1", // to ensure order is kept
testFixture("build-name-and-type"),
},
fileCheck: fileCheck{
expectedContent: map[string]string{
"manifest.json": `{
"builds": [
{
"name": "test",
"builder_type": "null",
"files": null,
"artifact_id": "Null",
"packer_run_uuid": "",
"custom_data": null
},
{
"name": "potato",
"builder_type": "null",
"files": null,
"artifact_id": "Null",
"packer_run_uuid": "",
"custom_data": null
}
],
"last_run_uuid": ""
}`,
},
},
},
{
name: "build name: JSON except potato",
args: []string{
"-except=potato",
"-parallel-builds=1", // to ensure order is kept
filepath.Join(testFixture("build-name-and-type"), "all.json"),
},
fileCheck: fileCheck{
expected: []string{
"null.test.txt",
"null.potato.txt",
},
expectedContent: map[string]string{
"manifest.json": `{
"builds": [
{
"name": "test",
"builder_type": "null",
"files": null,
"artifact_id": "Null",
"packer_run_uuid": "",
"custom_data": null
}
],
"last_run_uuid": ""
}`,
},
},
},
{
name: "build name: JSON only potato",
args: []string{
"-only=potato",
"-parallel-builds=1", // to ensure order is kept
filepath.Join(testFixture("build-name-and-type"), "all.json"),
},
fileCheck: fileCheck{
expectedContent: map[string]string{
"manifest.json": `{
"builds": [
{
"name": "potato",
"builder_type": "null",
"files": null,
"artifact_id": "Null",
"packer_run_uuid": "",
"custom_data": null
}
],
"last_run_uuid": ""
}`,
},
},
},
// only / except HCL2
{
name: "hcl - 'except' a build block",
args: []string{
"-except=my_build.*",
testFixture("hcl-only-except"),
},
fileCheck: fileCheck{
expected: []string{"cherry.txt"},
notExpected: []string{"chocolate.txt", "vanilla.txt"},
},
},
{
name: "hcl - 'only' a build block",
args: []string{
"-only=my_build.*",
testFixture("hcl-only-except"),
},
fileCheck: fileCheck{
notExpected: []string{"cherry.txt"},
expected: []string{"chocolate.txt", "vanilla.txt"},
},
},
// recipes
{
name: "hcl - recipes",
args: []string{
testFixture("hcl", "recipes"),
},
fileCheck: fileCheck{
expectedContent: map[string]string{
"NULL.spaghetti_carbonara.txt": spaghettiCarbonara,
"NULL.lasagna.txt": lasagna,
"NULL.tiramisu.txt": tiramisu,
},
},
},
{
name: "hcl - recipes - except carbonara",
args: []string{
"-except", "recipes.null.spaghetti_carbonara",
testFixture("hcl", "recipes"),
},
fileCheck: fileCheck{
notExpected: []string{"NULL.spaghetti_carbonara.txt"},
expectedContent: map[string]string{
"NULL.lasagna.txt": lasagna,
"NULL.tiramisu.txt": tiramisu,
},
},
},
{
name: "hcl - recipes - only lasagna",
args: []string{
"-only", "*lasagna",
testFixture("hcl", "recipes"),
},
fileCheck: fileCheck{
notExpected: []string{
"NULL.spaghetti_carbonara.txt",
"NULL.tiramisu.txt",
},
expectedContent: map[string]string{
"NULL.lasagna.txt": lasagna,
},
},
},
{
name: "hcl - recipes - only recipes",
args: []string{
"-only", "recipes.*",
testFixture("hcl", "recipes"),
},
fileCheck: fileCheck{
notExpected: []string{
"NULL.tiramisu.txt",
},
expectedContent: map[string]string{
"NULL.spaghetti_carbonara.txt": spaghettiCarbonara,
"NULL.lasagna.txt": lasagna,
},
},
},
{
name: "hcl - build.name accessible",
args: []string{
filepath.Join(testFixture("build-name-and-type"), "buildname.pkr.hcl"),
},
fileCheck: fileCheck{
expected: []string{
"pineapple.pizza.txt",
},
},
},
{
name: "hcl - valid validation rule for default value",
args: []string{
filepath.Join(testFixture("hcl", "validation", "map")),
},
expectedCode: 0,
},
{
name: "hcl - valid setting from varfile",
args: []string{
"-var-file", filepath.Join(testFixture("hcl", "validation", "map", "valid_value.pkrvars.hcl")),
filepath.Join(testFixture("hcl", "validation", "map")),
},
expectedCode: 0,
},
{
name: "hcl - invalid setting from varfile",
args: []string{
"-var-file", filepath.Join(testFixture("hcl", "validation", "map", "invalid_value.pkrvars.hcl")),
filepath.Join(testFixture("hcl", "validation", "map")),
},
expectedCode: 1,
},
{
name: "hcl - valid cmd ( invalid varfile bypased )",
args: []string{
"-var-file", filepath.Join(testFixture("hcl", "validation", "map", "invalid_value.pkrvars.hcl")),
"-var", `image_metadata={key = "new_value", something = { foo = "bar" }}`,
filepath.Join(testFixture("hcl", "validation", "map")),
},
expectedCode: 0,
},
{
name: "hcl - invalid cmd ( valid varfile bypased )",
args: []string{
"-var-file", filepath.Join(testFixture("hcl", "validation", "map", "valid_value.pkrvars.hcl")),
"-var", `image_metadata={key = "?", something = { foo = "wrong" }}`,
filepath.Join(testFixture("hcl", "validation", "map")),
},
expectedCode: 1,
},
{
name: "hcl - execute and use datasource",
args: []string{
testFixture("hcl", "datasource.pkr.hcl"),
},
fileCheck: fileCheck{
expectedContent: map[string]string{
"chocolate.txt": "chocolate",
},
},
},
{
name: "hcl - dynamic source blocks in a build block",
args: []string{
testFixture("hcl", "dynamic", "build.pkr.hcl"),
},
fileCheck: fileCheck{
expectedContent: map[string]string{
"dummy.txt": "layers/base/main/files",
"postgres/13.txt": "layers/base/main/files\nlayers/base/init/files\nlayers/postgres/files",
},
expected: []string{"dummy-fooo.txt", "dummy-baar.txt", "postgres/13-fooo.txt", "postgres/13-baar.txt"},
},
},
{
name: "hcl - variables can be used in shared post-processor fields",
args: []string{
testFixture("hcl", "var-in-pp-name.pkr.hcl"),
},
fileCheck: fileCheck{
expectedContent: map[string]string{
"example1.1.txt": one,
"example2.2.txt": two,
},
notExpected: []string{
"example1.2.txt",
"example2.1.txt",
},
},
},
}
for _, tt := range tc {
t.Run(tt.name, func(t *testing.T) {
defer tt.cleanup(t)
run(t, tt.args, tt.expectedCode)
tt.fileCheck.verify(t, "")
})
}
}
func Test_build_output(t *testing.T) {
tc := []struct {
command []string
env []string
expected []string
notExpected []string
runtime string
}{
{[]string{"build", "--color=false", testFixture("hcl", "reprepare", "shell-local.pkr.hcl")},
nil,
[]string{"null.example: hello from the NULL builder packeruser", "Build 'null.example' finished after"},
[]string{},
"posix"},
{[]string{"build", "--color=false", testFixture("hcl", "reprepare", "shell-local-windows.pkr.hcl")},
nil,
[]string{"null.example: hello from the NULL builder packeruser", "Build 'null.example' finished after"},
[]string{},
"windows"},
{[]string{"build", "--color=false", testFixture("hcl", "provisioner-override.pkr.hcl")},
nil,
[]string{"null.example1: yes overridden", "null.example2: not overridden"},
[]string{"null.example2: yes overridden", "null.example1: not overridden"},
"posix"},
{[]string{"build", "--color=false", testFixture("provisioners", "provisioner-override.json")},
nil,
[]string{"example1: yes overridden", "example2: not overridden"},
[]string{"example2: yes overridden", "example1: not overridden"},
"posix"},
}
for _, tc := range tc {
if (runtime.GOOS == "windows") != (tc.runtime == "windows") {
continue
}
t.Run(fmt.Sprintf("packer %s", tc.command), func(t *testing.T) {
p := helperCommand(t, tc.command...)
p.Env = append(p.Env, tc.env...)
bs, err := p.Output()
if err != nil {
t.Fatalf("%v: %s", err, bs)
}
for _, expected := range tc.expected {
if !strings.Contains(string(bs), expected) {
t.Fatalf("Should contain output %s.\nReceived: %s", tc.expected, string(bs))
}
}
for _, notExpected := range tc.notExpected {
if strings.Contains(string(bs), notExpected) {
t.Fatalf("Should NOT contain output %s.\nReceived: %s", tc.expected, string(bs))
}
}
})
}
}
func TestBuildOnlyFileCommaFlags(t *testing.T) {
c := &BuildCommand{
Meta: testMetaFile(t),
}
args := []string{
"-parallel-builds=1",
"-only=chocolate,vanilla",
filepath.Join(testFixture("build-only"), "template.json"),
}
defer cleanup()
if code := c.Run(args); code != 0 {
fatalCommand(t, c.Meta)
}
for _, f := range []string{"chocolate.txt", "vanilla.txt",
"apple.txt", "peach.txt", "pear.txt", "unnamed.txt"} {
if !fileExists(f) {
t.Errorf("Expected to find %s", f)
}
}
if fileExists("cherry.txt") {
t.Error("Expected NOT to find cherry.txt")
}
if !fileExists("tomato.txt") {
t.Error("Expected to find tomato.txt")
}
}
func TestBuildStdin(t *testing.T) {
c := &BuildCommand{
Meta: testMetaFile(t),
}
f, err := os.Open(filepath.Join(testFixture("build-only"), "template.json"))
if err != nil {
t.Fatal(err)
}
defer f.Close()
stdin := os.Stdin
os.Stdin = f
defer func() { os.Stdin = stdin }()
defer cleanup()
if code := c.Run([]string{"-parallel-builds=1", "-"}); code != 0 {
fatalCommand(t, c.Meta)
}
for _, f := range []string{"vanilla.txt", "cherry.txt", "chocolate.txt",
"unnamed.txt"} {
if !fileExists(f) {
t.Errorf("Expected to find %s", f)
}
}
}
func TestBuildOnlyFileMultipleFlags(t *testing.T) {
c := &BuildCommand{
Meta: testMetaFile(t),
}
args := []string{
"-parallel-builds=1",
"-only=chocolate",
"-only=cherry",
"-only=apple", // ignored
"-only=peach", // ignored
"-only=pear", // ignored
filepath.Join(testFixture("build-only"), "template.json"),
}
defer cleanup()
if code := c.Run(args); code != 0 {
fatalCommand(t, c.Meta)
}
for _, f := range []string{"vanilla.txt", "tomato.txt"} {
if fileExists(f) {
t.Errorf("Expected NOT to find %s", f)
}
}
for _, f := range []string{"chocolate.txt", "cherry.txt",
"apple.txt", "peach.txt", "pear.txt", "unnamed.txt"} {
if !fileExists(f) {
t.Errorf("Expected to find %s", f)
}
}
}
func TestBuildProvisionAndPosProcessWithBuildVariablesSharing(t *testing.T) {
c := &BuildCommand{
Meta: testMetaFile(t),
}
args := []string{
filepath.Join(testFixture("build-variable-sharing"), "template.json"),
}
files := []string{
"provisioner.Null.txt",
"post-processor.Null.txt",
}
defer cleanup(files...)
if code := c.Run(args); code != 0 {
fatalCommand(t, c.Meta)
}
for _, f := range files {
if !fileExists(f) {
t.Errorf("Expected to find %s", f)
}
}
}
func TestBuildEverything(t *testing.T) {
c := &BuildCommand{
Meta: testMetaFile(t),
}
args := []string{
"-parallel-builds=1",
`-except=`,
filepath.Join(testFixture("build-only"), "template.json"),
}
defer cleanup()
if code := c.Run(args); code != 0 {
fatalCommand(t, c.Meta)
}
for _, f := range []string{"chocolate.txt", "vanilla.txt", "tomato.txt",
"apple.txt", "cherry.txt", "pear.txt", "peach.txt", "unnamed.txt"} {
if !fileExists(f) {
t.Errorf("Expected to find %s", f)
}
}
}
func TestBuildExceptFileCommaFlags(t *testing.T) {
c := &BuildCommand{
Meta: testMetaFile(t),
}
tc := []struct {
name string
args []string
expectedFiles []string
buildNotExpectedFiles []string
postProcNotExpectedFiles []string
}{
{
name: "JSON: except build and post-processor",
args: []string{
"-parallel-builds=1",
"-except=chocolate,vanilla,tomato",
filepath.Join(testFixture("build-only"), "template.json"),
},
expectedFiles: []string{"apple.txt", "cherry.txt", "peach.txt"},
buildNotExpectedFiles: []string{"chocolate.txt", "vanilla.txt", "tomato.txt", "unnamed.txt"},
postProcNotExpectedFiles: []string{"pear.txt, banana.txt"},
},
{
name: "HCL2: except build and post-processor",
args: []string{
"-parallel-builds=1",
"-except=file.chocolate,file.vanilla,tomato",
filepath.Join(testFixture("build-only"), "template.pkr.hcl"),
},
expectedFiles: []string{"apple.txt", "cherry.txt", "peach.txt"},
buildNotExpectedFiles: []string{"chocolate.txt", "vanilla.txt", "tomato.txt", "unnamed.txt"},
postProcNotExpectedFiles: []string{"pear.txt, banana.txt"},
},
{
name: "HCL2-JSON: except build and post-processor",
args: []string{
"-parallel-builds=1",
"-except=file.chocolate,file.vanilla,tomato",
filepath.Join(testFixture("build-only"), "template.pkr.json"),
},
expectedFiles: []string{"apple.txt", "cherry.txt", "peach.txt"},
buildNotExpectedFiles: []string{"chocolate.txt", "vanilla.txt", "tomato.txt", "unnamed.txt"},
postProcNotExpectedFiles: []string{"pear.txt, banana.txt"},
},
}
for _, tt := range tc {
t.Run(tt.name, func(t *testing.T) {
defer cleanup()
if code := c.Run(tt.args); code != 0 {
fatalCommand(t, c.Meta)
}
for _, f := range tt.buildNotExpectedFiles {
if fileExists(f) {
t.Errorf("build not skipped: Expected NOT to find %s", f)
}
}
for _, f := range tt.postProcNotExpectedFiles {
if fileExists(f) {
t.Errorf("post-processor not skipped: Expected NOT to find %s", f)
}
}
for _, f := range tt.expectedFiles {
if !fileExists(f) {
t.Errorf("Expected to find %s", f)
}
}
})
}
}
func testHCLOnlyExceptFlags(t *testing.T, args, present, notPresent []string) {
c := &BuildCommand{
Meta: testMetaFile(t),
}
defer cleanup()
finalArgs := []string{"-parallel-builds=1"}
finalArgs = append(finalArgs, args...)
finalArgs = append(finalArgs, testFixture("hcl-only-except"))
if code := c.Run(finalArgs); code != 0 {
fatalCommand(t, c.Meta)
}
for _, f := range notPresent {
if fileExists(f) {
t.Errorf("Expected NOT to find %s", f)
}
}
for _, f := range present {
if !fileExists(f) {
t.Errorf("Expected to find %s", f)
}
}
}
func TestHCL2PostProcessorForceFlag(t *testing.T) {
t.Helper()
UUID, _ := uuid.GenerateUUID()
// Manifest will only clean with force if the build's PACKER_RUN_UUID are different
os.Setenv("PACKER_RUN_UUID", UUID)
defer os.Unsetenv("PACKER_RUN_UUID")
args := []string{
filepath.Join(testFixture("hcl"), "force.pkr.hcl"),
}
fCheck := fileCheck{
expectedContent: map[string]string{
"manifest.json": fmt.Sprintf(`{
"builds": [
{
"name": "potato",
"builder_type": "null",
"files": null,
"artifact_id": "Null",
"packer_run_uuid": %q,
"custom_data": null
}
],
"last_run_uuid": %q
}`, UUID, UUID),
},
}
defer fCheck.cleanup(t)
c := &BuildCommand{
Meta: testMetaFile(t),
}
if code := c.Run(args); code != 0 {
fatalCommand(t, c.Meta)
}
fCheck.verify(t, "")
// Second build should override previous manifest
UUID, _ = uuid.GenerateUUID()
os.Setenv("PACKER_RUN_UUID", UUID)
args = []string{
"-force",
filepath.Join(testFixture("hcl"), "force.pkr.hcl"),
}
fCheck = fileCheck{
expectedContent: map[string]string{
"manifest.json": fmt.Sprintf(`{
"builds": [
{
"name": "potato",
"builder_type": "null",
"files": null,
"artifact_id": "Null",
"packer_run_uuid": %q,
"custom_data": null
}
],
"last_run_uuid": %q
}`, UUID, UUID),
},
}
c = &BuildCommand{
Meta: testMetaFile(t),
}
if code := c.Run(args); code != 0 {
fatalCommand(t, c.Meta)
}
fCheck.verify(t, "")
}
func TestBuildCommand_HCLOnlyExceptOptions(t *testing.T) {
tests := []struct {
args []string
present []string
notPresent []string
}{
{
[]string{"-only=chocolate"},
[]string{},
[]string{"chocolate.txt", "vanilla.txt", "cherry.txt"},
},
{
[]string{"-only=*chocolate*"},
[]string{"chocolate.txt"},
[]string{"vanilla.txt", "cherry.txt"},
},
{
[]string{"-except=*chocolate*"},
[]string{"vanilla.txt", "cherry.txt"},
[]string{"chocolate.txt"},
},
{
[]string{"-except=*ch*"},
[]string{"vanilla.txt"},
[]string{"chocolate.txt", "cherry.txt"},
},
{
[]string{"-only=*chocolate*", "-only=*vanilla*"},
[]string{"chocolate.txt", "vanilla.txt"},
[]string{"cherry.txt"},
},
{
[]string{"-except=*chocolate*", "-except=*vanilla*"},
[]string{"cherry.txt"},
[]string{"chocolate.txt", "vanilla.txt"},
},
{
[]string{"-only=my_build.file.chocolate"},
[]string{"chocolate.txt"},
[]string{"vanilla.txt", "cherry.txt"},
},
{
[]string{"-except=my_build.file.chocolate"},
[]string{"vanilla.txt", "cherry.txt"},
[]string{"chocolate.txt"},
},
{
[]string{"-only=file.cherry"},
[]string{"cherry.txt"},
[]string{"vanilla.txt", "chocolate.txt"},
},
}
for _, tt := range tests {
t.Run(fmt.Sprintf("%s", tt.args), func(t *testing.T) {
testHCLOnlyExceptFlags(t, tt.args, tt.present, tt.notPresent)
})
}
}
func TestBuildWithNonExistingBuilder(t *testing.T) {
c := &BuildCommand{
Meta: testMetaFile(t),
}
args := []string{
"-parallel-builds=1",
`-except=`,
filepath.Join(testFixture("build-only"), "not-found.json"),
}
defer cleanup()
if code := c.Run(args); code != 1 {
t.Errorf("Expected to find exit code 1, found %d", code)
}
if !fileExists("chocolate.txt") {
t.Errorf("Expected to find chocolate.txt")
}
if fileExists("vanilla.txt") {
t.Errorf("NOT expected to find vanilla.tx")
}
}
func run(t *testing.T, args []string, expectedCode int) {
t.Helper()
c := &BuildCommand{
Meta: testMetaFile(t),
}
if code := c.Run(args); code != expectedCode {
fatalCommand(t, c.Meta)
}
}
type fileCheck struct {
expected, notExpected []string
expectedContent map[string]string
}
func (fc fileCheck) cleanup(t *testing.T) {
for _, file := range fc.expectedFiles() {
t.Logf("removing %v", file)
if err := os.Remove(file); err != nil {
t.Errorf("failed to remove file %s: %v", file, err)
}
}
}
func (fc fileCheck) expectedFiles() []string {
expected := fc.expected
for file := range fc.expectedContent {
expected = append(expected, file)
}
return expected
}
func (fc fileCheck) verify(t *testing.T, dir string) {
for _, f := range fc.expectedFiles() {
if _, err := os.Stat(filepath.Join(dir, f)); err != nil {
t.Errorf("Expected to find %s: %v", f, err)
}
}
for _, f := range fc.notExpected {
if _, err := os.Stat(filepath.Join(dir, f)); err == nil {
t.Errorf("Expected to not find %s", f)
}
}
for file, expectedContent := range fc.expectedContent {
content, err := ioutil.ReadFile(filepath.Join(dir, file))
if err != nil {
t.Fatalf("ioutil.ReadFile: %v", err)
}
if diff := cmp.Diff(expectedContent, string(content)); diff != "" {
t.Errorf("content of %s differs: %s", file, diff)
}
}
}
// testCoreConfigBuilder creates a packer CoreConfig that has a file builder
// available. This allows us to test a builder that writes files to disk.
func testCoreConfigBuilder(t *testing.T) *packer.CoreConfig {
components := packer.ComponentFinder{
PluginConfig: &packer.PluginConfig{
Builders: packer.MapOfBuilder{
"file": func() (packersdk.Builder, error) { return &file.Builder{}, nil },
"null": func() (packersdk.Builder, error) { return &null.Builder{}, nil },
},
Provisioners: packer.MapOfProvisioner{
"shell-local": func() (packersdk.Provisioner, error) { return &shell_local.Provisioner{}, nil },
"shell": func() (packersdk.Provisioner, error) { return &shell.Provisioner{}, nil },
"file": func() (packersdk.Provisioner, error) { return &filep.Provisioner{}, nil },
},
PostProcessors: packer.MapOfPostProcessor{
"shell-local": func() (packersdk.PostProcessor, error) { return &shell_local_pp.PostProcessor{}, nil },
"manifest": func() (packersdk.PostProcessor, error) { return &manifest.PostProcessor{}, nil },
},
DataSources: packer.MapOfDatasource{
"mock": func() (packersdk.Datasource, error) { return &packersdk.MockDatasource{}, nil },
},
},
}
return &packer.CoreConfig{
Components: components,
}
}
// testMetaFile creates a Meta object that includes a file builder
func testMetaFile(t *testing.T) Meta {
var out, err bytes.Buffer
return Meta{
CoreConfig: testCoreConfigBuilder(t),
Ui: &packersdk.BasicUi{
Writer: &out,
ErrorWriter: &err,
},
}
}
func cleanup(moreFiles ...string) {
os.RemoveAll("chocolate.txt")
os.RemoveAll("vanilla.txt")
os.RemoveAll("cherry.txt")
os.RemoveAll("apple.txt")
os.RemoveAll("peach.txt")
os.RemoveAll("banana.txt")
os.RemoveAll("pear.txt")
os.RemoveAll("tomato.txt")
os.RemoveAll("unnamed.txt")
os.RemoveAll("roses.txt")
os.RemoveAll("fuchsias.txt")
os.RemoveAll("lilas.txt")
os.RemoveAll("campanules.txt")
os.RemoveAll("ducky.txt")
os.RemoveAll("banana.txt")
for _, file := range moreFiles {