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build_test.go
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build_test.go
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package npminstall_test
import (
"bytes"
"errors"
"fmt"
"io"
"os"
"path/filepath"
"testing"
npminstall "github.com/paketo-buildpacks/npm-install"
"github.com/paketo-buildpacks/npm-install/fakes"
"github.com/paketo-buildpacks/packit/v2"
"github.com/paketo-buildpacks/packit/v2/chronos"
"github.com/paketo-buildpacks/packit/v2/sbom"
"github.com/paketo-buildpacks/packit/v2/scribe"
"github.com/sclevine/spec"
. "github.com/onsi/gomega"
)
func testBuild(t *testing.T, context spec.G, it spec.S) {
var (
Expect = NewWithT(t).Expect
layersDir string
workingDir string
cnbDir string
processLayerDir string
processWorkingDir string
processCacheDir string
processNpmrcPath string
buildProcess *fakes.BuildProcess
buildManager *fakes.BuildManager
configurationManager *fakes.ConfigurationManager
entryResolver *fakes.EntryResolver
pruneProcess *fakes.PruneProcess
sbomGenerator *fakes.SBOMGenerator
linker *fakes.Symlinker
environment *fakes.EnvironmentConfig
symlinkResolver *fakes.SymlinkResolver
buffer *bytes.Buffer
build packit.BuildFunc
)
it.Before(func() {
var err error
layersDir, err = os.MkdirTemp("", "layers")
Expect(err).NotTo(HaveOccurred())
workingDir, err = os.MkdirTemp("", "working-dir")
Expect(err).NotTo(HaveOccurred())
cnbDir, err = os.MkdirTemp("", "cnb")
Expect(err).NotTo(HaveOccurred())
t.Setenv("BP_NODE_PROJECT_PATH", "")
buildProcess = &fakes.BuildProcess{}
buildProcess.ShouldRunCall.Returns.Run = true
buildProcess.ShouldRunCall.Returns.Sha = "some-sha"
buildProcess.RunCall.Stub = func(ld, cd, wd, rc string, l bool) error {
err := os.MkdirAll(filepath.Join(ld, "node_modules"), os.ModePerm)
if err != nil {
return err
}
err = os.MkdirAll(filepath.Join(cd, "layer-content"), os.ModePerm)
if err != nil {
return err
}
processLayerDir = ld
processCacheDir = cd
processWorkingDir = wd
processNpmrcPath = rc
return nil
}
buildManager = &fakes.BuildManager{}
buildManager.ResolveCall.Returns.BuildProcess = buildProcess
configurationManager = &fakes.ConfigurationManager{}
entryResolver = &fakes.EntryResolver{}
buffer = bytes.NewBuffer(nil)
logger := scribe.NewEmitter(buffer)
pruneProcess = &fakes.PruneProcess{}
sbomGenerator = &fakes.SBOMGenerator{}
sbomGenerator.GenerateCall.Returns.SBOM = sbom.SBOM{}
linker = &fakes.Symlinker{}
environment = &fakes.EnvironmentConfig{}
environment.LookupBoolCall.Returns.Bool = false
symlinkResolver = &fakes.SymlinkResolver{}
build = npminstall.Build(
entryResolver,
configurationManager,
buildManager,
pruneProcess,
chronos.DefaultClock,
logger,
sbomGenerator,
linker,
environment,
symlinkResolver,
)
})
it.After(func() {
Expect(os.RemoveAll(layersDir)).To(Succeed())
Expect(os.RemoveAll(workingDir)).To(Succeed())
Expect(os.RemoveAll(cnbDir)).To(Succeed())
})
context("when required during build", func() {
it.Before(func() {
entryResolver.MergeLayerTypesCall.Returns.Build = true
})
it("returns a result that installs build modules", func() {
result, err := build(packit.BuildContext{
BuildpackInfo: packit.BuildpackInfo{
SBOMFormats: []string{"application/vnd.cyclonedx+json", "application/spdx+json", "application/vnd.syft+json"},
},
Platform: packit.Platform{
Path: "some-platform-path",
},
WorkingDir: workingDir,
CNBPath: cnbDir,
Layers: packit.Layers{Path: layersDir},
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).NotTo(HaveOccurred())
Expect(len(result.Layers)).To(Equal(2))
buildLayer := result.Layers[0]
Expect(buildLayer.Name).To(Equal("build-modules"))
Expect(buildLayer.Path).To(Equal(filepath.Join(layersDir, "build-modules")))
Expect(buildLayer.SharedEnv).To(Equal(packit.Environment{}))
Expect(buildLayer.BuildEnv).To(Equal(packit.Environment{
"PATH.append": filepath.Join(layersDir, "build-modules", "node_modules", ".bin"),
"PATH.delim": ":",
"NODE_ENV.override": "development",
}))
Expect(buildLayer.LaunchEnv).To(Equal(packit.Environment{}))
Expect(buildLayer.ProcessLaunchEnv).To(Equal(map[string]packit.Environment{}))
Expect(buildLayer.Build).To(BeTrue())
Expect(buildLayer.Launch).To(BeFalse())
Expect(buildLayer.Cache).To(BeTrue())
Expect(buildLayer.Metadata).To(Equal(map[string]interface{}{
"cache_sha": "some-sha",
}))
Expect(buildLayer.SBOM.Formats()).To(HaveLen(3))
cdx := buildLayer.SBOM.Formats()[0]
spdx := buildLayer.SBOM.Formats()[1]
syft := buildLayer.SBOM.Formats()[2]
Expect(cdx.Extension).To(Equal("cdx.json"))
Expect(spdx.Extension).To(Equal("spdx.json"))
Expect(syft.Extension).To(Equal("syft.json"))
content, err := io.ReadAll(cdx.Content)
Expect(err).NotTo(HaveOccurred())
Expect(string(content)).To(MatchJSON(`{
"bomFormat": "CycloneDX",
"components": [],
"metadata": {
"tools": [
{
"name": "syft",
"vendor": "anchore",
"version": "[not provided]"
}
]
},
"specVersion": "1.3",
"version": 1
}`))
content, err = io.ReadAll(spdx.Content)
Expect(err).NotTo(HaveOccurred())
Expect(string(content)).To(MatchJSON(`{
"SPDXID": "SPDXRef-DOCUMENT",
"creationInfo": {
"created": "0001-01-01T00:00:00Z",
"creators": [
"Organization: Anchore, Inc",
"Tool: syft-"
],
"licenseListVersion": "3.16"
},
"dataLicense": "CC0-1.0",
"documentNamespace": "https://paketo.io/packit/unknown-source-type/unknown-88cfa225-65e0-5755-895f-c1c8f10fde76",
"name": "unknown",
"relationships": [
{
"relatedSpdxElement": "SPDXRef-DOCUMENT",
"relationshipType": "DESCRIBES",
"spdxElementId": "SPDXRef-DOCUMENT"
}
],
"spdxVersion": "SPDX-2.2"
}`))
content, err = io.ReadAll(syft.Content)
Expect(err).NotTo(HaveOccurred())
Expect(string(content)).To(MatchJSON(`{
"artifacts": [],
"artifactRelationships": [],
"source": {
"type": "",
"target": null
},
"distro": {},
"descriptor": {
"name": "",
"version": ""
},
"schema": {
"version": "3.0.1",
"url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-3.0.1.json"
}
}`))
cacheLayer := result.Layers[1]
Expect(cacheLayer.Name).To(Equal(npminstall.LayerNameCache))
Expect(cacheLayer.Path).To(Equal(filepath.Join(layersDir, npminstall.LayerNameCache)))
Expect(cacheLayer.SharedEnv).To(Equal(packit.Environment{}))
Expect(cacheLayer.BuildEnv).To(Equal(packit.Environment{}))
Expect(cacheLayer.LaunchEnv).To(Equal(packit.Environment{}))
Expect(cacheLayer.ProcessLaunchEnv).To(Equal(map[string]packit.Environment{}))
Expect(cacheLayer.Build).To(BeFalse())
Expect(cacheLayer.Launch).To(BeFalse())
Expect(cacheLayer.Cache).To(BeTrue())
Expect(configurationManager.DeterminePathCall.Receives.Typ).To(Equal("npmrc"))
Expect(configurationManager.DeterminePathCall.Receives.PlatformDir).To(Equal("some-platform-path"))
Expect(configurationManager.DeterminePathCall.Receives.Entry).To(Equal(".npmrc"))
Expect(buildManager.ResolveCall.Receives.WorkingDir).To(Equal(workingDir))
Expect(processLayerDir).To(Equal(filepath.Join(layersDir, "build-modules")))
Expect(processCacheDir).To(Equal(filepath.Join(layersDir, npminstall.LayerNameCache)))
Expect(processWorkingDir).To(Equal(workingDir))
Expect(processNpmrcPath).To(Equal(""))
Expect(linker.LinkCall.Receives.Source).To(Equal(filepath.Join(workingDir, "node_modules")))
Expect(linker.LinkCall.Receives.Target).To(Equal(filepath.Join(layersDir, "build-modules", "node_modules")))
Expect(symlinkResolver.ResolveCall.Receives.LockfilePath).To(Equal(filepath.Join(workingDir, "package-lock.json")))
Expect(symlinkResolver.ResolveCall.Receives.LayerPath).To(Equal(filepath.Join(layersDir, "build-modules")))
})
})
context("when required during launch", func() {
it.Before(func() {
entryResolver.MergeLayerTypesCall.Returns.Launch = true
})
it("returns a result that installs build modules", func() {
result, err := build(packit.BuildContext{
BuildpackInfo: packit.BuildpackInfo{
SBOMFormats: []string{"application/vnd.cyclonedx+json", "application/spdx+json", "application/vnd.syft+json"},
},
Platform: packit.Platform{
Path: "some-platform-path",
},
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).NotTo(HaveOccurred())
Expect(len(result.Layers)).To(Equal(2))
launchLayer := result.Layers[0]
Expect(launchLayer.Name).To(Equal("launch-modules"))
Expect(launchLayer.Path).To(Equal(filepath.Join(layersDir, "launch-modules")))
Expect(launchLayer.SharedEnv).To(Equal(packit.Environment{}))
Expect(launchLayer.BuildEnv).To(Equal(packit.Environment{}))
Expect(launchLayer.LaunchEnv).To(Equal(packit.Environment{
"NPM_CONFIG_LOGLEVEL.default": "error",
"NODE_PROJECT_PATH.default": workingDir,
"PATH.append": filepath.Join(layersDir, "launch-modules", "node_modules", ".bin"),
"PATH.delim": ":",
}))
Expect(launchLayer.ProcessLaunchEnv).To(Equal(map[string]packit.Environment{}))
Expect(launchLayer.Build).To(BeFalse())
Expect(launchLayer.Launch).To(BeTrue())
Expect(launchLayer.Cache).To(BeFalse())
Expect(launchLayer.Metadata).To(Equal(
map[string]interface{}{
"cache_sha": "some-sha",
}))
Expect(launchLayer.SBOM.Formats()).To(HaveLen(3))
cdx := launchLayer.SBOM.Formats()[0]
spdx := launchLayer.SBOM.Formats()[1]
syft := launchLayer.SBOM.Formats()[2]
Expect(cdx.Extension).To(Equal("cdx.json"))
Expect(spdx.Extension).To(Equal("spdx.json"))
Expect(syft.Extension).To(Equal("syft.json"))
content, err := io.ReadAll(cdx.Content)
Expect(err).NotTo(HaveOccurred())
Expect(string(content)).To(MatchJSON(`{
"bomFormat": "CycloneDX",
"components": [],
"metadata": {
"tools": [
{
"name": "syft",
"vendor": "anchore",
"version": "[not provided]"
}
]
},
"specVersion": "1.3",
"version": 1
}`))
content, err = io.ReadAll(spdx.Content)
Expect(err).NotTo(HaveOccurred())
Expect(string(content)).To(MatchJSON(`{
"SPDXID": "SPDXRef-DOCUMENT",
"creationInfo": {
"created": "0001-01-01T00:00:00Z",
"creators": [
"Organization: Anchore, Inc",
"Tool: syft-"
],
"licenseListVersion": "3.16"
},
"dataLicense": "CC0-1.0",
"documentNamespace": "https://paketo.io/packit/unknown-source-type/unknown-88cfa225-65e0-5755-895f-c1c8f10fde76",
"name": "unknown",
"relationships": [
{
"relatedSpdxElement": "SPDXRef-DOCUMENT",
"relationshipType": "DESCRIBES",
"spdxElementId": "SPDXRef-DOCUMENT"
}
],
"spdxVersion": "SPDX-2.2"
}`))
content, err = io.ReadAll(syft.Content)
Expect(err).NotTo(HaveOccurred())
Expect(string(content)).To(MatchJSON(`{
"artifacts": [],
"artifactRelationships": [],
"source": {
"type": "",
"target": null
},
"distro": {},
"descriptor": {
"name": "",
"version": ""
},
"schema": {
"version": "3.0.1",
"url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-3.0.1.json"
}
}`))
cacheLayer := result.Layers[1]
Expect(cacheLayer.Name).To(Equal(npminstall.LayerNameCache))
Expect(cacheLayer.Path).To(Equal(filepath.Join(layersDir, npminstall.LayerNameCache)))
Expect(cacheLayer.SharedEnv).To(Equal(packit.Environment{}))
Expect(cacheLayer.BuildEnv).To(Equal(packit.Environment{}))
Expect(cacheLayer.LaunchEnv).To(Equal(packit.Environment{}))
Expect(cacheLayer.ProcessLaunchEnv).To(Equal(map[string]packit.Environment{}))
Expect(cacheLayer.Build).To(BeFalse())
Expect(cacheLayer.Launch).To(BeFalse())
Expect(cacheLayer.Cache).To(BeTrue())
Expect(configurationManager.DeterminePathCall.Receives.Typ).To(Equal("npmrc"))
Expect(configurationManager.DeterminePathCall.Receives.PlatformDir).To(Equal("some-platform-path"))
Expect(configurationManager.DeterminePathCall.Receives.Entry).To(Equal(".npmrc"))
Expect(buildManager.ResolveCall.Receives.WorkingDir).To(Equal(workingDir))
Expect(pruneProcess.RunCall.CallCount).To(Equal(0))
Expect(processLayerDir).To(Equal(filepath.Join(layersDir, "launch-modules")))
Expect(processCacheDir).To(Equal(filepath.Join(layersDir, npminstall.LayerNameCache)))
Expect(processWorkingDir).To(Equal(workingDir))
Expect(processNpmrcPath).To(Equal(""))
Expect(linker.LinkCall.Receives.Source).To(Equal(filepath.Join(workingDir, "node_modules")))
Expect(linker.LinkCall.Receives.Target).To(Equal(filepath.Join(layersDir, "launch-modules", "node_modules")))
Expect(symlinkResolver.ResolveCall.Receives.LockfilePath).To(Equal(filepath.Join(workingDir, "package-lock.json")))
Expect(symlinkResolver.ResolveCall.Receives.LayerPath).To(Equal(filepath.Join(layersDir, "launch-modules")))
})
})
context("when node_modules is required at build and launch", func() {
it.Before(func() {
entryResolver.MergeLayerTypesCall.Returns.Launch = true
entryResolver.MergeLayerTypesCall.Returns.Build = true
})
it("resolves and calls the build process", func() {
result, err := build(packit.BuildContext{
BuildpackInfo: packit.BuildpackInfo{
SBOMFormats: []string{"application/vnd.cyclonedx+json", "application/spdx+json", "application/vnd.syft+json"},
},
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{
Name: "node_modules",
Metadata: map[string]interface{}{
"build": true,
"launch": true,
},
},
},
},
})
Expect(err).NotTo(HaveOccurred())
Expect(len(result.Layers)).To(Equal(3))
buildLayer := result.Layers[0]
Expect(buildLayer.Name).To(Equal("build-modules"))
Expect(buildLayer.Path).To(Equal(filepath.Join(layersDir, "build-modules")))
Expect(buildLayer.SharedEnv).To(Equal(packit.Environment{}))
Expect(buildLayer.BuildEnv).To(Equal(packit.Environment{
"PATH.append": filepath.Join(layersDir, "build-modules", "node_modules", ".bin"),
"PATH.delim": ":",
"NODE_ENV.override": "development",
}))
Expect(buildLayer.LaunchEnv).To(Equal(packit.Environment{}))
Expect(buildLayer.ProcessLaunchEnv).To(Equal(map[string]packit.Environment{}))
Expect(buildLayer.Build).To(BeTrue())
Expect(buildLayer.Launch).To(BeFalse())
Expect(buildLayer.Cache).To(BeTrue())
Expect(buildLayer.Metadata).To(Equal(
map[string]interface{}{
"cache_sha": "some-sha",
}))
Expect(buildLayer.SBOM.Formats()).To(HaveLen(3))
cdx := buildLayer.SBOM.Formats()[0]
spdx := buildLayer.SBOM.Formats()[1]
syft := buildLayer.SBOM.Formats()[2]
Expect(cdx.Extension).To(Equal("cdx.json"))
Expect(spdx.Extension).To(Equal("spdx.json"))
Expect(syft.Extension).To(Equal("syft.json"))
content, err := io.ReadAll(cdx.Content)
Expect(err).NotTo(HaveOccurred())
Expect(string(content)).To(MatchJSON(`{
"bomFormat": "CycloneDX",
"components": [],
"metadata": {
"tools": [
{
"name": "syft",
"vendor": "anchore",
"version": "[not provided]"
}
]
},
"specVersion": "1.3",
"version": 1
}`))
content, err = io.ReadAll(spdx.Content)
Expect(err).NotTo(HaveOccurred())
Expect(string(content)).To(MatchJSON(`{
"SPDXID": "SPDXRef-DOCUMENT",
"creationInfo": {
"created": "0001-01-01T00:00:00Z",
"creators": [
"Organization: Anchore, Inc",
"Tool: syft-"
],
"licenseListVersion": "3.16"
},
"dataLicense": "CC0-1.0",
"documentNamespace": "https://paketo.io/packit/unknown-source-type/unknown-88cfa225-65e0-5755-895f-c1c8f10fde76",
"name": "unknown",
"relationships": [
{
"relatedSpdxElement": "SPDXRef-DOCUMENT",
"relationshipType": "DESCRIBES",
"spdxElementId": "SPDXRef-DOCUMENT"
}
],
"spdxVersion": "SPDX-2.2"
}`))
content, err = io.ReadAll(syft.Content)
Expect(err).NotTo(HaveOccurred())
Expect(string(content)).To(MatchJSON(`{
"artifacts": [],
"artifactRelationships": [],
"source": {
"type": "",
"target": null
},
"distro": {},
"descriptor": {
"name": "",
"version": ""
},
"schema": {
"version": "3.0.1",
"url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-3.0.1.json"
}
}`))
launchLayer := result.Layers[1]
Expect(launchLayer.Name).To(Equal("launch-modules"))
Expect(launchLayer.Path).To(Equal(filepath.Join(layersDir, "launch-modules")))
Expect(launchLayer.SharedEnv).To(Equal(packit.Environment{}))
Expect(launchLayer.BuildEnv).To(Equal(packit.Environment{}))
Expect(launchLayer.LaunchEnv).To(Equal(packit.Environment{
"NPM_CONFIG_LOGLEVEL.default": "error",
"NODE_PROJECT_PATH.default": workingDir,
"PATH.append": filepath.Join(layersDir, "launch-modules", "node_modules", ".bin"),
"PATH.delim": ":",
}))
Expect(launchLayer.ProcessLaunchEnv).To(Equal(map[string]packit.Environment{}))
Expect(launchLayer.Build).To(BeFalse())
Expect(launchLayer.Launch).To(BeTrue())
Expect(launchLayer.Cache).To(BeFalse())
Expect(launchLayer.Metadata).To(Equal(
map[string]interface{}{
"cache_sha": "some-sha",
}))
Expect(launchLayer.ExecD).To(Equal([]string{
filepath.Join(cnbDir, "bin", "setup-symlinks"),
}))
Expect(launchLayer.SBOM.Formats()).To(HaveLen(3))
cdx = launchLayer.SBOM.Formats()[0]
spdx = launchLayer.SBOM.Formats()[1]
syft = launchLayer.SBOM.Formats()[2]
Expect(cdx.Extension).To(Equal("cdx.json"))
Expect(spdx.Extension).To(Equal("spdx.json"))
Expect(syft.Extension).To(Equal("syft.json"))
content, err = io.ReadAll(cdx.Content)
Expect(err).NotTo(HaveOccurred())
Expect(string(content)).To(MatchJSON(`{
"bomFormat": "CycloneDX",
"components": [],
"metadata": {
"tools": [
{
"name": "syft",
"vendor": "anchore",
"version": "[not provided]"
}
]
},
"specVersion": "1.3",
"version": 1
}`))
content, err = io.ReadAll(spdx.Content)
Expect(err).NotTo(HaveOccurred())
Expect(string(content)).To(MatchJSON(`{
"SPDXID": "SPDXRef-DOCUMENT",
"creationInfo": {
"created": "0001-01-01T00:00:00Z",
"creators": [
"Organization: Anchore, Inc",
"Tool: syft-"
],
"licenseListVersion": "3.16"
},
"dataLicense": "CC0-1.0",
"documentNamespace": "https://paketo.io/packit/unknown-source-type/unknown-88cfa225-65e0-5755-895f-c1c8f10fde76",
"name": "unknown",
"relationships": [
{
"relatedSpdxElement": "SPDXRef-DOCUMENT",
"relationshipType": "DESCRIBES",
"spdxElementId": "SPDXRef-DOCUMENT"
}
],
"spdxVersion": "SPDX-2.2"
}`))
content, err = io.ReadAll(syft.Content)
Expect(err).NotTo(HaveOccurred())
Expect(string(content)).To(MatchJSON(`{
"artifacts": [],
"artifactRelationships": [],
"source": {
"type": "",
"target": null
},
"distro": {},
"descriptor": {
"name": "",
"version": ""
},
"schema": {
"version": "3.0.1",
"url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-3.0.1.json"
}
}`))
cacheLayer := result.Layers[2]
Expect(cacheLayer.Name).To(Equal(npminstall.LayerNameCache))
Expect(cacheLayer.Path).To(Equal(filepath.Join(layersDir, npminstall.LayerNameCache)))
Expect(cacheLayer.SharedEnv).To(Equal(packit.Environment{}))
Expect(cacheLayer.BuildEnv).To(Equal(packit.Environment{}))
Expect(cacheLayer.LaunchEnv).To(Equal(packit.Environment{}))
Expect(cacheLayer.ProcessLaunchEnv).To(Equal(map[string]packit.Environment{}))
Expect(cacheLayer.Build).To(BeFalse())
Expect(cacheLayer.Launch).To(BeFalse())
Expect(cacheLayer.Cache).To(BeTrue())
Expect(pruneProcess.RunCall.Receives.ModulesDir).To(Equal(launchLayer.Path))
Expect(pruneProcess.RunCall.Receives.CacheDir).To(Equal(cacheLayer.Path))
Expect(pruneProcess.RunCall.Receives.WorkingDir).To(Equal(workingDir))
Expect(pruneProcess.RunCall.Receives.NpmrcPath).To(Equal(""))
Expect(linker.LinkCall.Receives.Source).To(Equal(filepath.Join(workingDir, "node_modules")))
Expect(linker.LinkCall.Receives.Target).To(Equal(filepath.Join(buildLayer.Path, "node_modules")))
Expect(symlinkResolver.ResolveCall.Receives.LockfilePath).To(Equal(filepath.Join(workingDir, "package-lock.json")))
Expect(symlinkResolver.ResolveCall.Receives.LayerPath).To(Equal(filepath.Join(buildLayer.Path)))
//Resolve should only be called once targeting the build-modules layer
Expect(symlinkResolver.ResolveCall.CallCount).To(Equal(1))
//Copy should be called in place of Resolve to copy workspace files to the launch-modules layer
Expect(symlinkResolver.CopyCall.Receives.LockfilePath).To(Equal(filepath.Join(workingDir, "package-lock.json")))
Expect(symlinkResolver.CopyCall.Receives.SourceLayerPath).To(Equal(filepath.Join(buildLayer.Path)))
Expect(symlinkResolver.CopyCall.Receives.TargetLayerPath).To(Equal(filepath.Join(launchLayer.Path)))
})
})
context("when one npmrc binding is detected", func() {
it.Before(func() {
configurationManager.DeterminePathCall.Returns.Path = "some-binding-path/.npmrc"
entryResolver.MergeLayerTypesCall.Returns.Launch = true
})
it("passes the path to the .npmrc to the build process and env configuration", func() {
_, err := build(packit.BuildContext{
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).NotTo(HaveOccurred())
Expect(buildProcess.ShouldRunCall.Receives.NpmrcPath).To(Equal("some-binding-path/.npmrc"))
Expect(buildProcess.RunCall.Receives.NpmrcPath).To(Equal("some-binding-path/.npmrc"))
})
})
context("when the build process should not run", func() {
it.Before(func() {
buildProcess.ShouldRunCall.Returns.Run = false
entryResolver.MergeLayerTypesCall.Returns.Launch = true
Expect(os.MkdirAll(filepath.Join(workingDir, "node_modules"), os.ModePerm))
})
it("resolves and skips build process", func() {
_, err := build(packit.BuildContext{
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).NotTo(HaveOccurred())
Expect(buildManager.ResolveCall.Receives.WorkingDir).To(Equal(workingDir))
Expect(buildProcess.RunCall.CallCount).To(Equal(0))
Expect(linker.LinkCall.Receives.Source).To(Equal(filepath.Join(workingDir, "node_modules")))
Expect(linker.LinkCall.Receives.Target).To(Equal(filepath.Join(layersDir, "launch-modules", "node_modules")))
})
context("when BP_NODE_PROJECT_PATH is set", func() {
it.Before(func() {
buildProcess.ShouldRunCall.Returns.Run = true
t.Setenv("BP_NODE_PROJECT_PATH", "some-dir")
Expect(os.MkdirAll(filepath.Join(workingDir, "some-dir", "node_modules"), os.ModePerm))
})
it("resolves and calls the build process", func() {
_, err := build(packit.BuildContext{
BuildpackInfo: packit.BuildpackInfo{
SBOMFormats: []string{"application/vnd.cyclonedx+json", "application/spdx+json", "application/vnd.syft+json"},
},
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).NotTo(HaveOccurred())
Expect(buildManager.ResolveCall.Receives.WorkingDir).To(Equal(filepath.Join(workingDir, "some-dir")))
Expect(processLayerDir).To(Equal(filepath.Join(layersDir, "launch-modules")))
Expect(processCacheDir).To(Equal(filepath.Join(layersDir, npminstall.LayerNameCache)))
Expect(processWorkingDir).To(Equal(filepath.Join(workingDir, "some-dir")))
})
})
})
context("when the cache layer directory is empty", func() {
it.Before(func() {
entryResolver.MergeLayerTypesCall.Returns.Launch = true
buildProcess.RunCall.Stub = func(ld, cd, wd, rc string, l bool) error {
err := os.MkdirAll(cd, os.ModePerm)
if err != nil {
return err
}
return nil
}
})
it("filters out empty layers", func() {
result, err := build(packit.BuildContext{
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).NotTo(HaveOccurred())
Expect(len(result.Layers)).To(Equal(1))
Expect(result.Layers[0].Name).To(Equal("launch-modules"))
})
})
context("when the cache layer directory does not exist", func() {
it("filters out empty layers", func() {
result, err := build(packit.BuildContext{
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).NotTo(HaveOccurred())
Expect(len(result.Layers)).To(Equal(0))
})
})
context("failure cases", func() {
context("when the npm-cache layer cannot be fetched", func() {
it.Before(func() {
_, err := os.Create(filepath.Join(layersDir, "npm-cache.toml"))
Expect(err).NotTo(HaveOccurred())
Expect(os.Chmod(filepath.Join(layersDir, "npm-cache.toml"), 0000)).To(Succeed())
})
it("returns an error", func() {
_, err := build(packit.BuildContext{
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).To(MatchError(ContainSubstring("permission denied")))
})
})
context("when the configuration manager fails while determining the path", func() {
it.Before(func() {
configurationManager.DeterminePathCall.Returns.Err = errors.New("failed to determine path")
})
it("returns an error", func() {
_, err := build(packit.BuildContext{
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).To(MatchError("failed to determine path"))
})
})
context("when the project path parser provided fails", func() {
it.Before(func() {
t.Setenv("BP_NODE_PROJECT_PATH", "does_not_exist")
})
it("returns an error", func() {
_, err := build(packit.BuildContext{
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).To(MatchError(ContainSubstring(fmt.Sprintf("could not find project path \"%s/does_not_exist\": stat %s/does_not_exist: no such file or directory", workingDir, workingDir))))
})
})
context("when the build process cannot be resolved", func() {
it.Before(func() {
buildManager.ResolveCall.Returns.Error = errors.New("failed to resolve build process")
})
it("returns an error", func() {
_, err := build(packit.BuildContext{
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).To(MatchError("failed to resolve build process"))
})
})
context("during the build installation process", func() {
it.Before(func() {
entryResolver.MergeLayerTypesCall.Returns.Build = true
})
context("when the node_modules layer cannot be fetched", func() {
it.Before(func() {
Expect(os.WriteFile(filepath.Join(layersDir, "build-modules.toml"), nil, 0000)).To(Succeed())
})
it("returns an error", func() {
_, err := build(packit.BuildContext{
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).To(MatchError(ContainSubstring("permission denied")))
})
})
context("when the build process cache check fails", func() {
it.Before(func() {
buildProcess.ShouldRunCall.Returns.Err = errors.New("failed to check cache")
})
it("returns an error", func() {
_, err := build(packit.BuildContext{
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).To(MatchError("failed to check cache"))
})
})
context("when the node_modules layer cannot be reset", func() {
it.Before(func() {
Expect(os.Chmod(layersDir, 4444)).To(Succeed())
})
it.After(func() {
Expect(os.Chmod(layersDir, os.ModePerm)).To(Succeed())
})
it("returns an error", func() {
_, err := build(packit.BuildContext{
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).To(MatchError(ContainSubstring("permission denied")))
})
})
context("when the build process provided fails", func() {
it.Before(func() {
buildProcess.RunCall.Stub = func(string, string, string, string, bool) error {
return errors.New("given build process failed")
}
})
it("returns an error", func() {
_, err := build(packit.BuildContext{
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{
{Name: "node_modules"},
},
},
})
Expect(err).To(MatchError("given build process failed"))
})
})
context("when the BOM cannot be generated", func() {
it.Before(func() {
sbomGenerator.GenerateCall.Returns.Error = errors.New("failed to generate SBOM")
})
it("returns an error", func() {
_, err := build(packit.BuildContext{
BuildpackInfo: packit.BuildpackInfo{
SBOMFormats: []string{"application/vnd.cyclonedx+json", "application/spdx+json", "application/vnd.syft+json"},
},
WorkingDir: workingDir,
Layers: packit.Layers{Path: layersDir},
CNBPath: cnbDir,
Plan: packit.BuildpackPlan{
Entries: []packit.BuildpackPlanEntry{{Name: "node_modules"}},
},
Stack: "some-stack",
})
Expect(err).To(MatchError("failed to generate SBOM"))