Add Makefile and fix some linting issues

Signed-off-by: Ralf Pannemans <[email protected]>

.github/pipeline-descriptor.yml

@@ -5,3 +5,34 @@ github:
 codeowners:
 - path:  "*"
   owner: "@paketo-buildpacks/java-maintainers"
+
+test:
+  steps:
+  - name: Install richgo
+    run: |
+      #!/usr/bin/env bash
+
+      set -euo pipefail
+
+      echo "Installing richgo ${RICHGO_VERSION}"
+
+      mkdir -p "${HOME}"/bin
+      echo "${HOME}/bin" >> "${GITHUB_PATH}"
+
+      curl \
+        --location \
+        --show-error \
+        --silent \
+        "https://github.com/kyoh86/richgo/releases/download/v${RICHGO_VERSION}/richgo_${RICHGO_VERSION}_linux_amd64.tar.gz" \
+      | tar -C "${HOME}"/bin -xz richgo
+    env:
+      RICHGO_VERSION: 0.3.10
+  - name: Run Tests
+    run: |
+      #!/usr/bin/env bash
+
+      set -euo pipefail
+
+      GOCMD=richgo make
+    env:
+      RICHGO_FORCE_COLOR: "1"

.github/workflows/pb-tests.yml

@@ -49,6 +49,6 @@ jobs:
 
                 set -euo pipefail
 
-                richgo test ./...
+                GOCMD=richgo make
               env:
                 RICHGO_FORCE_COLOR: "1"

Makefile

@@ -0,0 +1,25 @@
+# Go parameters
+GOCMD?=go
+GO_VERSION=$(shell go list -m -f "{{.GoVersion}}")
+PACKAGE_BASE=github.com/buildpacks/libpak/v2
+
+all: test
+
+install-goimports:
+	@echo "> Installing goimports..."
+	cd tools && $(GOCMD) install golang.org/x/tools/cmd/goimports
+
+format: install-goimports
+	@echo "> Formating code..."
+	@goimports -l -w -local ${PACKAGE_BASE} .
+
+install-golangci-lint:
+	@echo "> Installing golangci-lint..."
+	cd tools && $(GOCMD) install github.com/golangci/golangci-lint/cmd/golangci-lint
+
+lint: install-golangci-lint
+	@echo "> Linting code..."
+	@golangci-lint run -c golangci.yaml
+
+test: format lint
+	$(GOCMD) test -parallel=1 -count=1 -v ./...

buildmodule.go

@@ -122,18 +122,18 @@ func (b BuildModuleDependency) GetMetadata() DependencyLayerContributorMetadata
 
 // Equals compares the 2 structs if they are equal. This is very simiar to reflect.DeepEqual
 // except that properties that will not work (e.g. DeprecationDate) are ignored.
-func (b1 BuildModuleDependency) Equals(b2 BuildModuleDependency) bool {
-	b1.DeprecationDate = b1.DeprecationDate.Truncate(time.Second).In(time.UTC)
+func (b BuildModuleDependency) Equals(b2 BuildModuleDependency) bool {
+	b.DeprecationDate = b.DeprecationDate.Truncate(time.Second).In(time.UTC)
 	b2.DeprecationDate = b2.DeprecationDate.Truncate(time.Second).In(time.UTC)
 
-	if len(b1.CPEs) == 0 {
-		b1.CPEs = nil
+	if len(b.CPEs) == 0 {
+		b.CPEs = nil
 	}
 	if len(b2.CPEs) == 0 {
 		b2.CPEs = nil
 	}
 
-	return reflect.DeepEqual(b1, b2)
+	return reflect.DeepEqual(b, b2)
 }
 
 // AsSyftArtifact renders a bill of materials entry describing the dependency as Syft.
@@ -461,8 +461,8 @@ type DependencyResolver struct {
 }
 
 // NewDependencyResolver creates a new instance from the build module metadata and stack id.
-func NewDependencyResolver(md BuildModuleMetadata, stackId string) (DependencyResolver, error) {
-	return DependencyResolver{Dependencies: md.Dependencies, StackID: stackId}, nil
+func NewDependencyResolver(md BuildModuleMetadata, stackID string) (DependencyResolver, error) {
+	return DependencyResolver{Dependencies: md.Dependencies, StackID: stackID}, nil
 }
 
 // NoValidDependenciesError is returned when the resolver cannot find any valid dependencies given the constraints.

buildmodule_test.go

@@ -636,7 +636,6 @@ func testBuildpack(t *testing.T, context spec.G, it spec.S) {
 
 				Expect(buff.String()).To(Equal(fmt.Sprintf("  \x1b[33mDeprecation Notice:\x1b[0m\n\x1b[2m    \x1b[33mVersion 1.1 of soon-deprecated-dependency will be deprecated after %s.\x1b[0m\x1b[2m\x1b[0m\n\x1b[2m    \x1b[33mMigrate your application to a supported version of soon-deprecated-dependency before this time.\x1b[0m\x1b[2m\x1b[0m\n  \x1b[33mDeprecation Notice:\x1b[0m\n\x1b[2m    \x1b[33mVersion 1.1 of deprecated-dependency is deprecated.\x1b[0m\x1b[2m\x1b[0m\n\x1b[2m    \x1b[33mMigrate your application to a supported version of deprecated-dependency.\x1b[0m\x1b[2m\x1b[0m\n", soonDeprecated.Format("2006-01-02"))))
 			})
-
 		})
 
 		it("indicates whether error is NoValidDependenciesError", func() {

buildpack_plan_test.go

@@ -32,7 +32,6 @@ func testBuildpackPlan(t *testing.T, context spec.G, it spec.S) {
 	)
 
 	context("ShallowMerge", func() {
-
 		it("merges with empty", func() {
 			a := libcnb.BuildpackPlanEntry{}
 			b := libcnb.BuildpackPlanEntry{Name: "test-name"}
@@ -109,11 +108,9 @@ func testBuildpackPlan(t *testing.T, context spec.G, it spec.S) {
 				Expect(libpak.ShallowMerge(a, b)).To(Equal(expected))
 			})
 		})
-
 	})
 
 	context("PlanEntryResolver", func() {
-
 		context("ResolveWithMerge", func() {
 			var (
 				resolver = libpak.PlanEntryResolver{}
@@ -165,7 +162,6 @@ func testBuildpackPlan(t *testing.T, context spec.G, it spec.S) {
 		})
 
 		context("Resolve", func() {
-
 			it("merges with empty", func() {
 				a := libcnb.BuildpackPlanEntry{}
 				b := libcnb.BuildpackPlanEntry{Name: "test-name"}

carton/build_image_dependency.go

@@ -67,5 +67,4 @@ func (i BuildImageDependency) Update(options ...Option) {
 		config.exitHandler.Error(fmt.Errorf("unable to write %s\n%w", i.BuilderPath, err))
 		return
 	}
-
 }

carton/buildmodule_dependency.go

@@ -128,16 +128,16 @@ func (b BuildModuleDependency) Update(options ...Option) {
 	}
 
 	for _, dep := range dependencies {
-		depIdUnwrapped, found := dep["id"]
+		depIDUnwrapped, found := dep["id"]
 		if !found {
 			continue
 		}
-		depId, ok := depIdUnwrapped.(string)
+		depID, ok := depIDUnwrapped.(string)
 		if !ok {
 			continue
 		}
 
-		if depId == b.ID {
+		if depID == b.ID {
 			depVersionUnwrapped, found := dep["version"]
 			if !found {
 				continue

carton/lifecycle_dependency.go

@@ -67,5 +67,4 @@ func (l LifecycleDependency) Update(options ...Option) {
 		config.exitHandler.Error(fmt.Errorf("unable to write %s\n%w", l.BuilderPath, err))
 		return
 	}
-
 }

carton/package_dependency.go

@@ -92,17 +92,17 @@ func (p PackageDependency) Update(options ...Option) {
 						continue
 					}
 
-					bpIdUnwrappd, found := bp["id"]
+					bpIDUnwrappd, found := bp["id"]
 					if !found {
 						continue
 					}
 
-					bpId, ok := bpIdUnwrappd.(string)
+					bpID, ok := bpIDUnwrappd.(string)
 					if !ok {
 						continue
 					}
 
-					if bpId == id {
+					if bpID == id {
 						bp["version"] = p.Version
 					}
 				}

carton/package_dependency_test.go

@@ -174,7 +174,7 @@ group = [
 		Expect(os.ReadFile(path)).To(internal.MatchTOML(`[[buildpacks]]
 		id = "paketo-buildpacks/test-1"
 		uri = "docker://gcr.io/paketo-buildpacks/test-1:test-version-3"
-	  
+
 	  [[buildpacks]]
 		id = "paketo-buildpacks/test-2"
 		uri = "docker://gcr.io/paketo-buildpacks/test-2:test-version-2"`))
@@ -196,7 +196,7 @@ group = [
 
 		Expect(os.ReadFile(path)).To(internal.MatchTOML(`[[dependencies]]
 		uri = "docker://gcr.io/paketo-buildpacks/test-1:test-version-3"
-	  
+
 	  [[dependencies]]
 		uri = "docker://gcr.io/paketo-buildpacks/test-2:test-version-2"`))
 	})
@@ -217,9 +217,8 @@ group = [
 
 		Expect(os.ReadFile(path)).To(internal.MatchTOML(`[[dependencies]]
 		uri = "docker://docker.io/paketocommunity/test-1:test-version-3"
-	  
+
 	  [[dependencies]]
 		uri = "docker://docker.io/paketocommunity/test-2:test-version-2"`))
 	})
-
 }

carton/package_test.go

@@ -81,7 +81,6 @@ include-files = [
   "buildpack.toml",
 ]
 `), 0644)).To(Succeed())
-
 		})
 
 		it.After(func() {
@@ -355,7 +354,6 @@ include-files = [
   "extension.toml",
 ]
 `), 0644)).To(Succeed())
-
 		})
 
 		it.After(func() {
@@ -593,5 +591,4 @@ include-files = [
 			})
 		})
 	})
-
 }

dependency_cache.go

@@ -38,7 +38,7 @@ import (
 	"github.com/paketo-buildpacks/libpak/v2/sherpa"
 )
 
-type HttpClientTimeouts struct {
+type HTTPlientTimeouts struct {
 	DialerTimeout         time.Duration
 	DialerKeepAlive       time.Duration
 	TLSHandshakeTimeout   time.Duration
@@ -65,7 +65,7 @@ type DependencyCache struct {
 	Mappings map[string]string
 
 	// httpClientTimeouts contains the timeout values used by HTTP client
-	HttpClientTimeouts HttpClientTimeouts
+	HTTPClientTimeouts HTTPlientTimeouts
 }
 
 // NewDependencyCache creates a new instance setting the default cache path (<BUILDMODULE_PATH>/dependencies) and user
@@ -84,16 +84,16 @@ func NewDependencyCache(buildModuleID string, buildModuleVersion string, buildMo
 	}
 	cache.Mappings = mappings
 
-	clientTimeouts, err := customizeHttpClientTimeouts()
+	clientTimeouts, err := customizeHTTPClientTimeouts()
 	if err != nil {
 		return DependencyCache{}, fmt.Errorf("unable to read custom timeout settings\n%w", err)
 	}
-	cache.HttpClientTimeouts = *clientTimeouts
+	cache.HTTPClientTimeouts = *clientTimeouts
 
 	return cache, nil
 }
 
-func customizeHttpClientTimeouts() (*HttpClientTimeouts, error) {
+func customizeHTTPClientTimeouts() (*HTTPlientTimeouts, error) {
 	rawStr := sherpa.GetEnvWithDefault("BP_DIALER_TIMEOUT", "6")
 	dialerTimeout, err := strconv.Atoi(rawStr)
 	if err != nil {
@@ -124,7 +124,7 @@ func customizeHttpClientTimeouts() (*HttpClientTimeouts, error) {
 		return nil, fmt.Errorf("unable to convert BP_EXPECT_CONTINUE_TIMEOUT=%s to integer\n%w", rawStr, err)
 	}
 
-	return &HttpClientTimeouts{
+	return &HTTPlientTimeouts{
 		DialerTimeout:         time.Duration(dialerTimeout) * time.Second,
 		DialerKeepAlive:       time.Duration(dialerKeepAlive) * time.Second,
 		TLSHandshakeTimeout:   time.Duration(tlsHandshakeTimeout) * time.Second,
@@ -250,7 +250,7 @@ func (d DependencyCache) download(uri string, destination string, mods ...Reques
 		return d.downloadFile(url.Path, destination, mods...)
 	}
 
-	return d.downloadHttp(uri, destination, mods...)
+	return d.downloadHTTP(uri, destination, mods...)
 }
 
 func (d DependencyCache) downloadFile(source string, destination string, mods ...RequestModifierFunc) error {
@@ -277,7 +277,7 @@ func (d DependencyCache) downloadFile(source string, destination string, mods ..
 	return nil
 }
 
-func (d DependencyCache) downloadHttp(uri string, destination string, mods ...RequestModifierFunc) error {
+func (d DependencyCache) downloadHTTP(uri string, destination string, mods ...RequestModifierFunc) error {
 	req, err := http.NewRequest("GET", uri, nil)
 	if err != nil {
 		return fmt.Errorf("unable to create new GET request for %s\n%w", uri, err)
@@ -297,12 +297,12 @@ func (d DependencyCache) downloadHttp(uri string, destination string, mods ...Re
 	client := http.Client{
 		Transport: &http.Transport{
 			Dial: (&net.Dialer{
-				Timeout:   d.HttpClientTimeouts.DialerTimeout,
-				KeepAlive: d.HttpClientTimeouts.DialerKeepAlive,
+				Timeout:   d.HTTPClientTimeouts.DialerTimeout,
+				KeepAlive: d.HTTPClientTimeouts.DialerKeepAlive,
 			}).Dial,
-			TLSHandshakeTimeout:   d.HttpClientTimeouts.TLSHandshakeTimeout,
-			ResponseHeaderTimeout: d.HttpClientTimeouts.ResponseHeaderTimeout,
-			ExpectContinueTimeout: d.HttpClientTimeouts.ExpectContinueTimeout,
+			TLSHandshakeTimeout:   d.HTTPClientTimeouts.TLSHandshakeTimeout,
+			ResponseHeaderTimeout: d.HTTPClientTimeouts.ResponseHeaderTimeout,
+			ExpectContinueTimeout: d.HTTPClientTimeouts.ExpectContinueTimeout,
 			Proxy:                 http.ProxyFromEnvironment,
 		},
 	}

dependency_cache_test.go

@@ -58,19 +58,19 @@ func testDependencyCache(t *testing.T, context spec.G, it spec.S) {
 		it("set default CachePath and UserAgent", func() {
 			dependencyCache, err := libpak.NewDependencyCache(ctx.Buildpack.Info.ID, ctx.Buildpack.Info.Version, ctx.Buildpack.Path, ctx.Platform.Bindings, log.NewDiscardLogger())
 			Expect(err).NotTo(HaveOccurred())
-			Expect(dependencyCache.CachePath).To(Equal(filepath.Join("some/path/dependencies")))
+			Expect(dependencyCache.CachePath).To(Equal("some/path/dependencies"))
 			Expect(dependencyCache.UserAgent).To(Equal("some-buildpack-id/some-buildpack-version"))
 			Expect(dependencyCache.Mappings).To(Equal(map[string]string{}))
 		})
 
 		it("uses default timeout values", func() {
 			dependencyCache, err := libpak.NewDependencyCache(ctx.Buildpack.Info.ID, ctx.Buildpack.Info.Version, ctx.Buildpack.Path, ctx.Platform.Bindings, log.NewDiscardLogger())
 			Expect(err).NotTo(HaveOccurred())
-			Expect(dependencyCache.HttpClientTimeouts.DialerTimeout).To(Equal(6 * time.Second))
-			Expect(dependencyCache.HttpClientTimeouts.DialerKeepAlive).To(Equal(60 * time.Second))
-			Expect(dependencyCache.HttpClientTimeouts.TLSHandshakeTimeout).To(Equal(5 * time.Second))
-			Expect(dependencyCache.HttpClientTimeouts.ResponseHeaderTimeout).To(Equal(5 * time.Second))
-			Expect(dependencyCache.HttpClientTimeouts.ExpectContinueTimeout).To(Equal(1 * time.Second))
+			Expect(dependencyCache.HTTPClientTimeouts.DialerTimeout).To(Equal(6 * time.Second))
+			Expect(dependencyCache.HTTPClientTimeouts.DialerKeepAlive).To(Equal(60 * time.Second))
+			Expect(dependencyCache.HTTPClientTimeouts.TLSHandshakeTimeout).To(Equal(5 * time.Second))
+			Expect(dependencyCache.HTTPClientTimeouts.ResponseHeaderTimeout).To(Equal(5 * time.Second))
+			Expect(dependencyCache.HTTPClientTimeouts.ExpectContinueTimeout).To(Equal(1 * time.Second))
 		})
 
 		context("custom timeout setttings", func() {
@@ -85,11 +85,11 @@ func testDependencyCache(t *testing.T, context spec.G, it spec.S) {
 			it("uses custom timeout values", func() {
 				dependencyCache, err := libpak.NewDependencyCache(ctx.Buildpack.Info.ID, ctx.Buildpack.Info.Version, ctx.Buildpack.Path, ctx.Platform.Bindings, log.NewDiscardLogger())
 				Expect(err).NotTo(HaveOccurred())
-				Expect(dependencyCache.HttpClientTimeouts.DialerTimeout).To(Equal(7 * time.Second))
-				Expect(dependencyCache.HttpClientTimeouts.DialerKeepAlive).To(Equal(50 * time.Second))
-				Expect(dependencyCache.HttpClientTimeouts.TLSHandshakeTimeout).To(Equal(2 * time.Second))
-				Expect(dependencyCache.HttpClientTimeouts.ResponseHeaderTimeout).To(Equal(3 * time.Second))
-				Expect(dependencyCache.HttpClientTimeouts.ExpectContinueTimeout).To(Equal(2 * time.Second))
+				Expect(dependencyCache.HTTPClientTimeouts.DialerTimeout).To(Equal(7 * time.Second))
+				Expect(dependencyCache.HTTPClientTimeouts.DialerKeepAlive).To(Equal(50 * time.Second))
+				Expect(dependencyCache.HTTPClientTimeouts.TLSHandshakeTimeout).To(Equal(2 * time.Second))
+				Expect(dependencyCache.HTTPClientTimeouts.ResponseHeaderTimeout).To(Equal(3 * time.Second))
+				Expect(dependencyCache.HTTPClientTimeouts.ExpectContinueTimeout).To(Equal(2 * time.Second))
 			})
 		})
 

formatter_test.go

@@ -30,7 +30,6 @@ func testFormatter(t *testing.T, context spec.G, it spec.S) {
 	)
 
 	context("DependenciesFormatter", func() {
-
 		it("formats contents", func() {
 			deps := []libpak.BuildModuleDependency{
 				{
@@ -48,6 +47,5 @@ func testFormatter(t *testing.T, context spec.G, it spec.S) {
 			Expect(libpak.DependenciesFormatter(deps).String()).
 				To(Equal("[(test-id-1, 1.1.1, [test-stack-1]) (test-id-2, 2.2.2, [test-stack-2])]"))
 		})
-
 	})
 }