Migrates tests to use switchblade

config.json

@@ -1,14 +1,20 @@
 {
-  "stack": "cflinuxfs3",
+  "stack": "cflinuxfs4",
   "oses": [
     "linux",
     "windows"
   ],
   "integration": {
-    "harness": "ginkgo",
+    "harness": "switchblade",
     "matrix": [
-      { "cached": false, "parallel": true },
-      { "cached": true, "parallel": true }
+      {
+        "cached": false,
+        "parallel": true
+      },
+      {
+        "cached": true,
+        "parallel": true
+      }
     ]
   }
 }

go.mod

@@ -2,27 +2,44 @@ module github.com/cloudfoundry/binary-buildpack
 
 require (
 	github.com/cloudfoundry/libbuildpack v0.0.0-20240717165421-f2ae8069fcba
+	github.com/cloudfoundry/switchblade v0.8.0
 	github.com/onsi/ginkgo v1.16.5
 	github.com/onsi/gomega v1.36.2
+	github.com/sclevine/spec v1.4.0
 )
 
 require (
 	code.cloudfoundry.org/lager v2.0.0+incompatible // indirect
 	github.com/Masterminds/semver v1.5.0 // indirect
+	github.com/Microsoft/go-winio v0.6.0 // indirect
 	github.com/blang/semver v3.5.1+incompatible // indirect
 	github.com/cenkalti/backoff/v4 v4.3.0 // indirect
+	github.com/docker/distribution v2.8.1+incompatible // indirect
+	github.com/docker/docker v24.0.9+incompatible // indirect
+	github.com/docker/go-connections v0.4.0 // indirect
+	github.com/docker/go-units v0.5.0 // indirect
 	github.com/elazarl/goproxy v1.2.8 // indirect
 	github.com/fsnotify/fsnotify v1.8.0 // indirect
+	github.com/gabriel-vasile/mimetype v1.4.6 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/google/go-cmp v0.6.0 // indirect
 	github.com/nxadm/tail v1.4.11 // indirect
+	github.com/opencontainers/go-digest v1.0.0 // indirect
+	github.com/opencontainers/image-spec v1.1.0 // indirect
 	github.com/paketo-buildpacks/packit v1.3.1 // indirect
+	github.com/paketo-buildpacks/packit/v2 v2.16.0 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
+	github.com/teris-io/shortid v0.0.0-20220617161101-71ec9f2aa569 // indirect
 	github.com/tidwall/gjson v1.18.0 // indirect
 	github.com/tidwall/match v1.1.1 // indirect
 	github.com/tidwall/pretty v1.2.1 // indirect
+	github.com/ulikunitz/xz v0.5.12 // indirect
+	golang.org/x/mod v0.22.0 // indirect
 	golang.org/x/net v0.34.0 // indirect
+	golang.org/x/sync v0.10.0 // indirect
 	golang.org/x/sys v0.29.0 // indirect
 	golang.org/x/text v0.21.0 // indirect
+	golang.org/x/tools v0.28.0 // indirect
 	gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect

src/binary/integration/default_test.go

@@ -0,0 +1,69 @@
+package integration_test
+
+import (
+	"os/exec"
+	"path/filepath"
+	"testing"
+
+	"github.com/cloudfoundry/switchblade"
+	"github.com/sclevine/spec"
+
+	. "github.com/cloudfoundry/switchblade/matchers"
+	. "github.com/onsi/gomega"
+)
+
+func testDefault(platform switchblade.Platform, fixtures string) func(*testing.T, spec.G, spec.S) {
+	return func(t *testing.T, context spec.G, it spec.S) {
+		var (
+			Expect     = NewWithT(t).Expect
+			Eventually = NewWithT(t).Eventually
+
+			name string
+		)
+
+		it.Before(func() {
+			var err error
+			name, err = switchblade.RandomName()
+			Expect(err).NotTo(HaveOccurred())
+		})
+
+		it.After(func() {
+			Expect(platform.Delete.Execute(name)).To(Succeed())
+		})
+
+		it("builds and runs the app when buildpack is specified", func() {
+			deployment, _, err := platform.Deploy.
+				WithBuildpacks("binary_buildpack").
+				Execute(name, filepath.Join(fixtures, "default"))
+			Expect(err).NotTo(HaveOccurred())
+
+			Eventually(deployment).Should(Serve(ContainSubstring("Hello, world!")))
+		})
+
+		context("the buildpack is not specified", func() {
+			it("it fails to run", func() {
+				_, logs, err := platform.Deploy.
+					Execute(name, filepath.Join(fixtures, "default"))
+				Expect(err).To(HaveOccurred())
+
+				Expect(logs).To(ContainSubstring("None of the buildpacks detected a compatible application"))
+			})
+		})
+
+		context("there is no start command given", func() {
+			it("it fails to run", func() {
+				deployment, _, err := platform.Deploy.
+					WithBuildpacks("binary_buildpack").
+					Execute(name, filepath.Join(fixtures, "no_start_command"))
+				Expect(err).NotTo(HaveOccurred())
+
+				cmd := exec.Command("docker", "container", "logs", deployment.Name)
+
+				output, err := cmd.CombinedOutput()
+				Expect(err).NotTo(HaveOccurred())
+
+				Expect(output).To(ContainSubstring("Error: no start command specified during staging or launch"), string(output))
+			})
+		})
+	}
+}