integration test updates for implementation buildpackage releases,

- add package.toml file
- update to use freezer

go.sum

@@ -249,6 +249,7 @@ golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLL
 golang.org/x/net v0.0.0-20200501053045-e0ff5e5a1de5/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
 golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7 h1:AeiKBIuRw3UomYXSbLy0Mc2dDLfdtbT/IVn4keq83P0=
 golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
+golang.org/x/net v0.0.0-20200625001655-4c5254603344 h1:vGXIOMxbNfDTk/aXCmfdLgkrSV+Z2tcbze+pEc3v5W4=
 golang.org/x/net v0.0.0-20200625001655-4c5254603344/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -305,6 +306,7 @@ golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
+golang.org/x/text v0.3.3 h1:cokOdA+Jmi5PJGXLlLllQSgYigAEfHXJAERHVMaCc2k=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=

integration.json

@@ -0,0 +1,3 @@
+{
+  "nginx": "github.com/paketo-buildpacks/nginx"
+}

integration/init_test.go

@@ -2,13 +2,15 @@ package integration
 
 import (
 	"bytes"
-	"fmt"
+	"encoding/json"
+	"os"
+	"path/filepath"
 	"strings"
 	"testing"
 	"time"
 
-	"github.com/cloudfoundry/dagger"
 	"github.com/paketo-buildpacks/packit/pexec"
+	"github.com/paketo-buildpacks/occam"
 	"github.com/sclevine/spec"
 	"github.com/sclevine/spec/report"
 
@@ -23,22 +25,31 @@ var (
 func TestIntegration(t *testing.T) {
 	Expect := NewWithT(t).Expect
 
-	root, err := dagger.FindBPRoot()
+	var config struct {
+		Nginx string `json:"nginx"`
+	}
+
+	root, err := filepath.Abs("./..")
 	Expect(err).NotTo(HaveOccurred())
 
-	buildpack, err = dagger.PackageBuildpack(root)
+	file, err := os.Open("../integration.json")
 	Expect(err).NotTo(HaveOccurred())
 
-	nginxBuildpack, err = dagger.GetLatestCommunityBuildpack("paketo-buildpacks", "nginx")
+	Expect(json.NewDecoder(file).Decode(&config)).To(Succeed())
+
+	version, err := GetGitVersion()
 	Expect(err).NotTo(HaveOccurred())
 
-	// HACK: we need to fix dagger and the package.sh scripts so that this isn't required
-	buildpack = fmt.Sprintf("%s.tgz", buildpack)
+	buildpackStore := occam.NewBuildpackStore()
 
-	defer func() {
-		Expect(dagger.DeleteBuildpack(buildpack)).To(Succeed())
-		Expect(dagger.DeleteBuildpack(nginxBuildpack)).To(Succeed())
-	}()
+	buildpack, err = buildpackStore.Get.
+	  WithVersion(version).
+		Execute(root)
+	Expect(err).NotTo(HaveOccurred())
+
+	nginxBuildpack, err = buildpackStore.Get.
+	  Execute(config.Nginx)
+	Expect(err).NotTo(HaveOccurred())
 
 	SetDefaultEventuallyTimeout(5 * time.Second)
 

package.toml

@@ -0,0 +1,2 @@
+[buildpack]
+uri = "build/buildpack.tgz"