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build_test.go
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build_test.go
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package pack
import (
"bytes"
"context"
"crypto/sha256"
"encoding/hex"
"fmt"
"io"
"io/ioutil"
"math/rand"
"net/http"
"os"
"path/filepath"
"runtime"
"strings"
"testing"
"time"
"github.com/buildpacks/imgutil/remote"
"github.com/google/go-containerregistry/pkg/name"
"github.com/buildpacks/imgutil/local"
"github.com/buildpacks/imgutil"
"github.com/pkg/errors"
"github.com/buildpacks/pack/config"
"github.com/buildpacks/pack/internal/build"
cfg "github.com/buildpacks/pack/internal/config"
rg "github.com/buildpacks/pack/internal/registry"
"github.com/Masterminds/semver"
"github.com/buildpacks/imgutil/fakes"
"github.com/buildpacks/lifecycle/api"
"github.com/docker/docker/client"
"github.com/heroku/color"
"github.com/onsi/gomega/ghttp"
"github.com/sclevine/spec"
"github.com/sclevine/spec/report"
"github.com/buildpacks/pack/internal/blob"
"github.com/buildpacks/pack/internal/builder"
"github.com/buildpacks/pack/internal/buildpackage"
"github.com/buildpacks/pack/internal/dist"
ifakes "github.com/buildpacks/pack/internal/fakes"
ilogging "github.com/buildpacks/pack/internal/logging"
"github.com/buildpacks/pack/internal/style"
h "github.com/buildpacks/pack/testhelpers"
)
func TestBuild(t *testing.T) {
color.Disable(true)
defer color.Disable(false)
rand.Seed(time.Now().UTC().UnixNano())
spec.Run(t, "build", testBuild, spec.Report(report.Terminal{}))
}
func testBuild(t *testing.T, when spec.G, it spec.S) {
var (
subject *Client
fakeImageFetcher *ifakes.FakeImageFetcher
fakeLifecycle *ifakes.FakeLifecycle
defaultBuilderStackID = "some.stack.id"
defaultWindowsBuilderStackID = "some.windows.stack.id"
defaultBuilderImage *fakes.Image
defaultWindowsBuilderImage *fakes.Image
defaultBuilderName = "example.com/default/builder:tag"
defaultWindowsBuilderName = "example.com/windows-default/builder:tag"
defaultRunImageName = "default/run"
defaultWindowsRunImageName = "default/win-run"
fakeDefaultRunImage *fakes.Image
fakeDefaultWindowsRunImage *fakes.Image
fakeMirror1 *fakes.Image
fakeMirror2 *fakes.Image
tmpDir string
outBuf bytes.Buffer
logger *ilogging.LogWithWriters
fakeLifecycleImage *fakes.Image
)
it.Before(func() {
var err error
fakeImageFetcher = ifakes.NewFakeImageFetcher()
fakeLifecycle = &ifakes.FakeLifecycle{}
tmpDir, err = ioutil.TempDir("", "build-test")
h.AssertNil(t, err)
defaultBuilderImage = newFakeBuilderImage(t, tmpDir, defaultBuilderName, defaultBuilderStackID, defaultRunImageName, builder.DefaultLifecycleVersion, newLinuxImage)
h.AssertNil(t, defaultBuilderImage.SetLabel("io.buildpacks.stack.mixins", `["mixinA", "build:mixinB", "mixinX", "build:mixinY"]`))
fakeImageFetcher.LocalImages[defaultBuilderImage.Name()] = defaultBuilderImage
defaultWindowsBuilderImage = newFakeBuilderImage(t, tmpDir, defaultWindowsBuilderName, defaultWindowsBuilderStackID, defaultWindowsRunImageName, builder.DefaultLifecycleVersion, newWindowsImage)
h.AssertNil(t, defaultWindowsBuilderImage.SetLabel("io.buildpacks.stack.mixins", `["mixinA", "build:mixinB", "mixinX", "build:mixinY"]`))
fakeImageFetcher.LocalImages[defaultWindowsBuilderImage.Name()] = defaultWindowsBuilderImage
fakeDefaultWindowsRunImage = newWindowsImage("default/win-run", "", nil)
h.AssertNil(t, fakeDefaultWindowsRunImage.SetLabel("io.buildpacks.stack.id", defaultWindowsBuilderStackID))
h.AssertNil(t, fakeDefaultWindowsRunImage.SetLabel("io.buildpacks.stack.mixins", `["mixinA", "run:mixinC", "mixinX", "run:mixinZ"]`))
fakeImageFetcher.LocalImages[fakeDefaultWindowsRunImage.Name()] = fakeDefaultWindowsRunImage
fakeDefaultRunImage = newLinuxImage("default/run", "", nil)
h.AssertNil(t, fakeDefaultRunImage.SetLabel("io.buildpacks.stack.id", defaultBuilderStackID))
h.AssertNil(t, fakeDefaultRunImage.SetLabel("io.buildpacks.stack.mixins", `["mixinA", "run:mixinC", "mixinX", "run:mixinZ"]`))
fakeImageFetcher.LocalImages[fakeDefaultRunImage.Name()] = fakeDefaultRunImage
fakeMirror1 = newLinuxImage("registry1.example.com/run/mirror", "", nil)
h.AssertNil(t, fakeMirror1.SetLabel("io.buildpacks.stack.id", defaultBuilderStackID))
h.AssertNil(t, fakeMirror1.SetLabel("io.buildpacks.stack.mixins", `["mixinA", "mixinX", "run:mixinZ"]`))
fakeImageFetcher.LocalImages[fakeMirror1.Name()] = fakeMirror1
fakeMirror2 = newLinuxImage("registry2.example.com/run/mirror", "", nil)
h.AssertNil(t, fakeMirror2.SetLabel("io.buildpacks.stack.id", defaultBuilderStackID))
h.AssertNil(t, fakeMirror2.SetLabel("io.buildpacks.stack.mixins", `["mixinA", "mixinX", "run:mixinZ"]`))
fakeImageFetcher.LocalImages[fakeMirror2.Name()] = fakeMirror2
fakeLifecycleImage = newLinuxImage(fmt.Sprintf("%s:%s", lifecycleImageRepo, builder.DefaultLifecycleVersion), "", nil)
fakeImageFetcher.LocalImages[fakeLifecycleImage.Name()] = fakeLifecycleImage
docker, err := client.NewClientWithOpts(client.FromEnv, client.WithVersion("1.38"))
h.AssertNil(t, err)
logger = ilogging.NewLogWithWriters(&outBuf, &outBuf)
dlCacheDir, err := ioutil.TempDir(tmpDir, "dl-cache")
h.AssertNil(t, err)
subject = &Client{
logger: logger,
imageFetcher: fakeImageFetcher,
downloader: blob.NewDownloader(logger, dlCacheDir),
lifecycleExecutor: fakeLifecycle,
docker: docker,
}
})
it.After(func() {
defaultBuilderImage.Cleanup()
fakeDefaultRunImage.Cleanup()
fakeMirror1.Cleanup()
fakeMirror2.Cleanup()
os.RemoveAll(tmpDir)
fakeLifecycleImage.Cleanup()
})
when("#Build", func() {
when("Image option", func() {
it("is required", func() {
h.AssertError(t, subject.Build(context.TODO(), BuildOptions{
Image: "",
Builder: defaultBuilderName,
}),
"invalid image name ''",
)
})
it("must be a valid image reference", func() {
h.AssertError(t, subject.Build(context.TODO(), BuildOptions{
Image: "not@valid",
Builder: defaultBuilderName,
}),
"invalid image name 'not@valid'",
)
})
it("must be a valid tag reference", func() {
h.AssertError(t, subject.Build(context.TODO(), BuildOptions{
Image: "registry.com/my/image@sha256:954e1f01e80ce09d0887ff6ea10b13a812cb01932a0781d6b0cc23f743a874fd",
Builder: defaultBuilderName,
}),
"invalid image name 'registry.com/my/image@sha256:954e1f01e80ce09d0887ff6ea10b13a812cb01932a0781d6b0cc23f743a874fd'",
)
})
it("lifecycle receives resolved reference", func() {
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Builder: defaultBuilderName,
Image: "example.com/some/repo:tag",
}))
h.AssertEq(t, fakeLifecycle.Opts.Image.Context().RegistryStr(), "example.com")
h.AssertEq(t, fakeLifecycle.Opts.Image.Context().RepositoryStr(), "some/repo")
h.AssertEq(t, fakeLifecycle.Opts.Image.Identifier(), "tag")
})
})
when("Quiet mode", func() {
var builtImage *fakes.Image
it.After(func() {
logger.WantQuiet(false)
})
when("publish", func() {
var remoteRunImage, builderWithoutLifecycleImageOrCreator *fakes.Image
it.Before(func() {
remoteRunImage = fakes.NewImage("default/run", "", nil)
h.AssertNil(t, remoteRunImage.SetLabel("io.buildpacks.stack.id", defaultBuilderStackID))
h.AssertNil(t, remoteRunImage.SetLabel("io.buildpacks.stack.mixins", `["mixinA", "mixinX", "run:mixinZ"]`))
fakeImageFetcher.RemoteImages[remoteRunImage.Name()] = remoteRunImage
builderWithoutLifecycleImageOrCreator = newFakeBuilderImage(
t,
tmpDir,
"example.com/supportscreator/builder:tag",
"some.stack.id",
defaultRunImageName,
"0.3.0",
newLinuxImage,
)
h.AssertNil(t, builderWithoutLifecycleImageOrCreator.SetLabel("io.buildpacks.stack.mixins", `["mixinA", "build:mixinB", "mixinX", "build:mixinY"]`))
fakeImageFetcher.LocalImages[builderWithoutLifecycleImageOrCreator.Name()] = builderWithoutLifecycleImageOrCreator
digest, err := name.NewDigest("example.io/some/app@sha256:363c754893f0efe22480b4359a5956cf3bd3ce22742fc576973c61348308c2e4", name.WeakValidation)
h.AssertNil(t, err)
builtImage = fakes.NewImage("example.io/some/app:latest", "", remote.DigestIdentifier{Digest: digest})
fakeImageFetcher.RemoteImages[builtImage.Name()] = builtImage
})
it.After(func() {
remoteRunImage.Cleanup()
builderWithoutLifecycleImageOrCreator.Cleanup()
h.AssertNil(t, builtImage.Cleanup())
})
it("only prints app name and sha", func() {
logger.WantQuiet(true)
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "example.io/some/app",
Builder: defaultBuilderName,
AppPath: filepath.Join("testdata", "some-app"),
Publish: true,
}))
h.AssertEq(t, strings.TrimSpace(outBuf.String()), "example.io/some/app@sha256:363c754893f0")
})
})
when("local", func() {
it.Before(func() {
builtImage = fakes.NewImage("index.docker.io/some/app:latest", "", local.IDIdentifier{
ImageID: "363c754893f0efe22480b4359a5956cf3bd3ce22742fc576973c61348308c2e4",
})
fakeImageFetcher.LocalImages[builtImage.Name()] = builtImage
})
it.After(func() {
builtImage.Cleanup()
})
it("only prints app name and sha", func() {
logger.WantQuiet(true)
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
AppPath: filepath.Join("testdata", "some-app"),
}))
h.AssertEq(t, strings.TrimSpace(outBuf.String()), "some/app@sha256:363c754893f0")
})
})
})
when("AppDir option", func() {
it("defaults to the current working directory", func() {
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
}))
wd, err := os.Getwd()
h.AssertNil(t, err)
resolvedWd, err := filepath.EvalSymlinks(wd)
h.AssertNil(t, err)
h.AssertEq(t, fakeLifecycle.Opts.AppPath, resolvedWd)
})
for fileDesc, appPath := range map[string]string{
"zip": filepath.Join("testdata", "zip-file.zip"),
"jar": filepath.Join("testdata", "jar-file.jar"),
} {
fileDesc := fileDesc
appPath := appPath
it(fmt.Sprintf("supports %s files", fileDesc), func() {
err := subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
AppPath: appPath,
})
h.AssertNil(t, err)
})
}
for fileDesc, testData := range map[string][]string{
"non-existent": {"not/exist/path", "does not exist"},
"empty": {filepath.Join("testdata", "empty-file"), "app path must be a directory or zip"},
"non-zip": {filepath.Join("testdata", "non-zip-file"), "app path must be a directory or zip"},
} {
fileDesc := fileDesc
appPath := testData[0]
errMessage := testData[0]
it(fmt.Sprintf("does NOT support %s files", fileDesc), func() {
err := subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
AppPath: appPath,
})
h.AssertError(t, err, errMessage)
})
}
it("resolves the absolute path", func() {
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
AppPath: filepath.Join("testdata", "some-app"),
}))
absPath, err := filepath.Abs(filepath.Join("testdata", "some-app"))
h.AssertNil(t, err)
h.AssertEq(t, fakeLifecycle.Opts.AppPath, absPath)
})
when("appDir is a symlink", func() {
var (
appDirName = "some-app"
absoluteAppDir string
tmpDir string
err error
)
it.Before(func() {
tmpDir, err = ioutil.TempDir("", "build-symlink-test")
h.AssertNil(t, err)
appDirPath := filepath.Join(tmpDir, appDirName)
h.AssertNil(t, os.MkdirAll(filepath.Join(tmpDir, appDirName), 0666))
absoluteAppDir, err = filepath.Abs(appDirPath)
h.AssertNil(t, err)
absoluteAppDir, err = filepath.EvalSymlinks(appDirPath)
h.AssertNil(t, err)
})
it.After(func() {
os.RemoveAll(tmpDir)
})
it("resolves relative symbolic links", func() {
relLink := filepath.Join(tmpDir, "some-app.link")
h.AssertNil(t, os.Symlink(filepath.Join(".", appDirName), relLink))
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
AppPath: relLink,
}))
h.AssertEq(t, fakeLifecycle.Opts.AppPath, absoluteAppDir)
})
it("resolves absolute symbolic links", func() {
relLink := filepath.Join(tmpDir, "some-app.link")
h.AssertNil(t, os.Symlink(absoluteAppDir, relLink))
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
AppPath: relLink,
}))
h.AssertEq(t, fakeLifecycle.Opts.AppPath, absoluteAppDir)
})
it("resolves symbolic links recursively", func() {
linkRef1 := absoluteAppDir
absoluteLink1 := filepath.Join(tmpDir, "some-app-abs-1.link")
linkRef2 := "some-app-abs-1.link"
symbolicLink := filepath.Join(tmpDir, "some-app-rel-2.link")
h.AssertNil(t, os.Symlink(linkRef1, absoluteLink1))
h.AssertNil(t, os.Symlink(linkRef2, symbolicLink))
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
AppPath: symbolicLink,
}))
h.AssertEq(t, fakeLifecycle.Opts.AppPath, absoluteAppDir)
})
})
})
when("Builder option", func() {
it("builder is required", func() {
h.AssertError(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
}),
"invalid builder ''",
)
})
when("the builder name is provided", func() {
var (
customBuilderImage *fakes.Image
fakeRunImage *fakes.Image
)
it.Before(func() {
customBuilderImage = ifakes.NewFakeBuilderImage(t,
tmpDir,
defaultBuilderName,
"some.stack.id",
"1234",
"5678",
builder.Metadata{
Stack: builder.StackMetadata{
RunImage: builder.RunImageMetadata{
Image: "some/run",
},
},
Lifecycle: builder.LifecycleMetadata{
LifecycleInfo: builder.LifecycleInfo{
Version: &builder.Version{
Version: *semver.MustParse(builder.DefaultLifecycleVersion),
},
},
APIs: builder.LifecycleAPIs{
Buildpack: builder.APIVersions{
Supported: builder.APISet{api.MustParse("0.2"), api.MustParse("0.3"), api.MustParse("0.4")},
},
Platform: builder.APIVersions{
Supported: builder.APISet{api.MustParse("0.3"), api.MustParse("0.4")},
},
},
},
},
nil,
nil,
newLinuxImage,
)
fakeImageFetcher.LocalImages[customBuilderImage.Name()] = customBuilderImage
fakeRunImage = fakes.NewImage("some/run", "", nil)
h.AssertNil(t, fakeRunImage.SetLabel("io.buildpacks.stack.id", "some.stack.id"))
fakeImageFetcher.LocalImages[fakeRunImage.Name()] = fakeRunImage
})
it.After(func() {
customBuilderImage.Cleanup()
fakeRunImage.Cleanup()
})
it("it uses the provided builder", func() {
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
}))
h.AssertEq(t, fakeLifecycle.Opts.Builder.Name(), customBuilderImage.Name())
})
})
})
when("RunImage option", func() {
var (
fakeRunImage *fakes.Image
)
it.Before(func() {
fakeRunImage = fakes.NewImage("custom/run", "", nil)
h.AssertNil(t, fakeRunImage.SetLabel("io.buildpacks.stack.id", defaultBuilderStackID))
h.AssertNil(t, fakeRunImage.SetLabel("io.buildpacks.stack.mixins", `["mixinA", "mixinX", "run:mixinZ"]`))
fakeImageFetcher.LocalImages[fakeRunImage.Name()] = fakeRunImage
})
it.After(func() {
fakeRunImage.Cleanup()
})
when("run image stack matches the builder stack", func() {
it("uses the provided image", func() {
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
RunImage: "custom/run",
}))
h.AssertEq(t, fakeLifecycle.Opts.RunImage, "custom/run")
})
})
when("run image stack does not match the builder stack", func() {
it.Before(func() {
h.AssertNil(t, fakeRunImage.SetLabel("io.buildpacks.stack.id", "other.stack"))
})
it("errors", func() {
h.AssertError(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
RunImage: "custom/run",
}),
"invalid run-image 'custom/run': run-image stack id 'other.stack' does not match builder stack 'some.stack.id'",
)
})
})
when("run image is not supplied", func() {
when("there are no locally configured mirrors", func() {
when("Publish is true", func() {
it("chooses the run image mirror matching the local image", func() {
fakeImageFetcher.RemoteImages[fakeDefaultRunImage.Name()] = fakeDefaultRunImage
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
Publish: true,
}))
h.AssertEq(t, fakeLifecycle.Opts.RunImage, "default/run")
})
for _, registry := range []string{"registry1.example.com", "registry2.example.com"} {
testRegistry := registry
it("chooses the run image mirror matching the built image", func() {
runImg := testRegistry + "/run/mirror"
fakeImageFetcher.RemoteImages[runImg] = fakeDefaultRunImage
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: testRegistry + "/some/app",
Builder: defaultBuilderName,
Publish: true,
}))
h.AssertEq(t, fakeLifecycle.Opts.RunImage, runImg)
})
}
})
when("Publish is false", func() {
for _, img := range []string{"some/app",
"registry1.example.com/some/app",
"registry2.example.com/some/app"} {
testImg := img
it("chooses a mirror on the builder registry", func() {
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: testImg,
Builder: defaultBuilderName,
}))
h.AssertEq(t, fakeLifecycle.Opts.RunImage, "default/run")
})
}
})
})
when("there are locally configured mirrors", func() {
var (
fakeLocalMirror *fakes.Image
fakeLocalMirror1 *fakes.Image
mirrors = map[string][]string{
"default/run": {"local/mirror", "registry1.example.com/local/mirror"},
}
)
it.Before(func() {
fakeLocalMirror = fakes.NewImage("local/mirror", "", nil)
h.AssertNil(t, fakeLocalMirror.SetLabel("io.buildpacks.stack.id", defaultBuilderStackID))
h.AssertNil(t, fakeLocalMirror.SetLabel("io.buildpacks.stack.mixins", `["mixinA", "mixinX", "run:mixinZ"]`))
fakeImageFetcher.LocalImages[fakeLocalMirror.Name()] = fakeLocalMirror
fakeLocalMirror1 = fakes.NewImage("registry1.example.com/local/mirror", "", nil)
h.AssertNil(t, fakeLocalMirror1.SetLabel("io.buildpacks.stack.id", defaultBuilderStackID))
h.AssertNil(t, fakeLocalMirror1.SetLabel("io.buildpacks.stack.mixins", `["mixinA", "mixinX", "run:mixinZ"]`))
fakeImageFetcher.LocalImages[fakeLocalMirror1.Name()] = fakeLocalMirror1
})
it.After(func() {
fakeLocalMirror.Cleanup()
fakeLocalMirror1.Cleanup()
})
when("Publish is true", func() {
for _, registry := range []string{"", "registry1.example.com"} {
testRegistry := registry
it("prefers user provided mirrors for registry "+testRegistry, func() {
if testRegistry != "" {
testRegistry += "/"
}
runImg := testRegistry + "local/mirror"
fakeImageFetcher.RemoteImages[runImg] = fakeDefaultRunImage
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: testRegistry + "some/app",
Builder: defaultBuilderName,
AdditionalMirrors: mirrors,
Publish: true,
}))
h.AssertEq(t, fakeLifecycle.Opts.RunImage, runImg)
})
}
})
when("Publish is false", func() {
for _, registry := range []string{"", "registry1.example.com", "registry2.example.com"} {
testRegistry := registry
it("prefers user provided mirrors", func() {
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: testRegistry + "some/app",
Builder: defaultBuilderName,
AdditionalMirrors: mirrors,
}))
h.AssertEq(t, fakeLifecycle.Opts.RunImage, "local/mirror")
})
}
})
})
})
})
when("ClearCache option", func() {
it("passes it through to lifecycle", func() {
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
ClearCache: true,
}))
h.AssertEq(t, fakeLifecycle.Opts.ClearCache, true)
})
it("defaults to false", func() {
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
}))
h.AssertEq(t, fakeLifecycle.Opts.ClearCache, false)
})
})
when("Buildpacks option", func() {
assertOrderEquals := func(content string) {
t.Helper()
orderLayer, err := defaultBuilderImage.FindLayerWithPath("/cnb/order.toml")
h.AssertNil(t, err)
h.AssertOnTarEntry(t, orderLayer, "/cnb/order.toml", h.ContentEquals(content))
}
it("builder order is overwritten", func() {
additionalBP := ifakes.CreateBuildpackTar(t, tmpDir, dist.BuildpackDescriptor{
API: api.MustParse("0.3"),
Info: dist.BuildpackInfo{
ID: "buildpack.add.1.id",
Version: "buildpack.add.1.version",
},
Stacks: []dist.Stack{{ID: defaultBuilderStackID}},
Order: nil,
})
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
ClearCache: true,
Buildpacks: []string{additionalBP},
}))
h.AssertEq(t, fakeLifecycle.Opts.Builder.Name(), defaultBuilderImage.Name())
assertOrderEquals(`[[order]]
[[order.group]]
id = "buildpack.add.1.id"
version = "buildpack.add.1.version"
`)
})
when("id - no version is provided", func() {
it("resolves version", func() {
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
ClearCache: true,
Buildpacks: []string{"buildpack.1.id"},
}))
h.AssertEq(t, fakeLifecycle.Opts.Builder.Name(), defaultBuilderImage.Name())
assertOrderEquals(`[[order]]
[[order.group]]
id = "buildpack.1.id"
version = "buildpack.1.version"
`)
})
})
when("from=builder:id@version", func() {
it("builder order is prepended", func() {
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
ClearCache: true,
Buildpacks: []string{
"from=builder:buildpack.1.id@buildpack.1.version",
},
}))
h.AssertEq(t, fakeLifecycle.Opts.Builder.Name(), defaultBuilderImage.Name())
assertOrderEquals(`[[order]]
[[order.group]]
id = "buildpack.1.id"
version = "buildpack.1.version"
`)
})
})
when("from=builder is set first", func() {
it("builder order is prepended", func() {
additionalBP1 := ifakes.CreateBuildpackTar(t, tmpDir, dist.BuildpackDescriptor{
API: api.MustParse("0.3"),
Info: dist.BuildpackInfo{
ID: "buildpack.add.1.id",
Version: "buildpack.add.1.version",
},
Stacks: []dist.Stack{{ID: defaultBuilderStackID}},
Order: nil,
})
additionalBP2 := ifakes.CreateBuildpackTar(t, tmpDir, dist.BuildpackDescriptor{
API: api.MustParse("0.3"),
Info: dist.BuildpackInfo{
ID: "buildpack.add.2.id",
Version: "buildpack.add.2.version",
},
Stacks: []dist.Stack{{ID: defaultBuilderStackID}},
Order: nil,
})
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
ClearCache: true,
Buildpacks: []string{
"from=builder",
additionalBP1,
additionalBP2,
},
}))
assertOrderEquals(`[[order]]
[[order.group]]
id = "buildpack.1.id"
version = "buildpack.1.version"
[[order.group]]
id = "buildpack.add.1.id"
version = "buildpack.add.1.version"
[[order.group]]
id = "buildpack.add.2.id"
version = "buildpack.add.2.version"
[[order]]
[[order.group]]
id = "buildpack.2.id"
version = "buildpack.2.version"
[[order.group]]
id = "buildpack.add.1.id"
version = "buildpack.add.1.version"
[[order.group]]
id = "buildpack.add.2.id"
version = "buildpack.add.2.version"
`)
})
})
when("from=builder is set in middle", func() {
it("builder order is appended", func() {
additionalBP1 := ifakes.CreateBuildpackTar(t, tmpDir, dist.BuildpackDescriptor{
API: api.MustParse("0.3"),
Info: dist.BuildpackInfo{
ID: "buildpack.add.1.id",
Version: "buildpack.add.1.version",
},
Stacks: []dist.Stack{{ID: defaultBuilderStackID}},
Order: nil,
})
additionalBP2 := ifakes.CreateBuildpackTar(t, tmpDir, dist.BuildpackDescriptor{
API: api.MustParse("0.3"),
Info: dist.BuildpackInfo{
ID: "buildpack.add.2.id",
Version: "buildpack.add.2.version",
},
Stacks: []dist.Stack{{ID: defaultBuilderStackID}},
Order: nil,
})
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
ClearCache: true,
Buildpacks: []string{
additionalBP1,
"from=builder",
additionalBP2,
},
}))
h.AssertEq(t, fakeLifecycle.Opts.Builder.Name(), defaultBuilderImage.Name())
assertOrderEquals(`[[order]]
[[order.group]]
id = "buildpack.add.1.id"
version = "buildpack.add.1.version"
[[order.group]]
id = "buildpack.1.id"
version = "buildpack.1.version"
[[order.group]]
id = "buildpack.add.2.id"
version = "buildpack.add.2.version"
[[order]]
[[order.group]]
id = "buildpack.add.1.id"
version = "buildpack.add.1.version"
[[order.group]]
id = "buildpack.2.id"
version = "buildpack.2.version"
[[order.group]]
id = "buildpack.add.2.id"
version = "buildpack.add.2.version"
`)
})
})
when("from=builder is set last", func() {
it("builder order is appended", func() {
additionalBP1 := ifakes.CreateBuildpackTar(t, tmpDir, dist.BuildpackDescriptor{
API: api.MustParse("0.3"),
Info: dist.BuildpackInfo{
ID: "buildpack.add.1.id",
Version: "buildpack.add.1.version",
},
Stacks: []dist.Stack{{ID: defaultBuilderStackID}},
Order: nil,
})
additionalBP2 := ifakes.CreateBuildpackTar(t, tmpDir, dist.BuildpackDescriptor{
API: api.MustParse("0.3"),
Info: dist.BuildpackInfo{
ID: "buildpack.add.2.id",
Version: "buildpack.add.2.version",
},
Stacks: []dist.Stack{{ID: defaultBuilderStackID}},
Order: nil,
})
h.AssertNil(t, subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
ClearCache: true,
Buildpacks: []string{
additionalBP1,
additionalBP2,
"from=builder",
},
}))
h.AssertEq(t, fakeLifecycle.Opts.Builder.Name(), defaultBuilderImage.Name())
assertOrderEquals(`[[order]]
[[order.group]]
id = "buildpack.add.1.id"
version = "buildpack.add.1.version"
[[order.group]]
id = "buildpack.add.2.id"
version = "buildpack.add.2.version"
[[order.group]]
id = "buildpack.1.id"
version = "buildpack.1.version"
[[order]]
[[order.group]]
id = "buildpack.add.1.id"
version = "buildpack.add.1.version"
[[order.group]]
id = "buildpack.add.2.id"
version = "buildpack.add.2.version"
[[order.group]]
id = "buildpack.2.id"
version = "buildpack.2.version"
`)
})
})
when("meta-buildpack is used", func() {
it("resolves buildpack from builder", func() {
buildpackTar := ifakes.CreateBuildpackTar(t, tmpDir, dist.BuildpackDescriptor{
API: api.MustParse("0.3"),
Info: dist.BuildpackInfo{
ID: "metabuildpack.id",
Version: "metabuildpack.version",
},
Stacks: nil,
Order: dist.Order{{
Group: []dist.BuildpackRef{{
BuildpackInfo: dist.BuildpackInfo{
ID: "buildpack.1.id",
Version: "buildpack.1.version",
},
Optional: false,
}, {
BuildpackInfo: dist.BuildpackInfo{
ID: "buildpack.2.id",
Version: "buildpack.2.version",
},
Optional: false,
}},
}},
})
err := subject.Build(context.TODO(), BuildOptions{
Image: "some/app",
Builder: defaultBuilderName,
ClearCache: true,
Buildpacks: []string{buildpackTar},
})
h.AssertNil(t, err)
})
})
when("buildpackage image is used", func() {
var fakePackage *fakes.Image
it.Before(func() {
metaBuildpackTar := ifakes.CreateBuildpackTar(t, tmpDir, dist.BuildpackDescriptor{
API: api.MustParse("0.3"),
Info: dist.BuildpackInfo{
ID: "meta.buildpack.id",
Version: "meta.buildpack.version",
Homepage: "http://meta.buildpack",
},
Stacks: nil,
Order: dist.Order{{
Group: []dist.BuildpackRef{{
BuildpackInfo: dist.BuildpackInfo{
ID: "child.buildpack.id",
Version: "child.buildpack.version",
},
Optional: false,
}},
}},
})
childBuildpackTar := ifakes.CreateBuildpackTar(t, tmpDir, dist.BuildpackDescriptor{
API: api.MustParse("0.3"),
Info: dist.BuildpackInfo{
ID: "child.buildpack.id",
Version: "child.buildpack.version",
Homepage: "http://child.buildpack",
},
Stacks: []dist.Stack{
{ID: defaultBuilderStackID},
},
})
bpLayers := dist.BuildpackLayers{
"meta.buildpack.id": {
"meta.buildpack.version": {
API: api.MustParse("0.3"),
Order: dist.Order{{
Group: []dist.BuildpackRef{{
BuildpackInfo: dist.BuildpackInfo{
ID: "child.buildpack.id",
Version: "child.buildpack.version",
},
Optional: false,
}},