[2930] Added test for SBOM feature

Signed-off-by: David Gannon <19214156+dgannon991@users.noreply.github.com>

Author: dgannon991

pkg/porter/publish.go

@@ -413,7 +413,7 @@ func (p *Porter) generateSBOM(ctx context.Context, bundleRef cnab.BundleReferenc
 	}
 
 	log.Infof("SBOM for bundle %s written to %s", bundleRef.Reference.String(), sbomPath)
-	return nil
+	return err
 }
 
 // extractBundle extracts a bundle using the provided opts and returns the extracted bundle

pkg/porter/publish_test.go

@@ -3,7 +3,10 @@ package porter
 import (
 	"context"
 	"errors"
+	"fmt"
+	"os"
 	"runtime"
+	"strings"
 	"testing"
 	"time"
 
@@ -329,3 +332,31 @@ func TestPublish_ForceOverwrite(t *testing.T) {
 		})
 	}
 }
+
+func TestPublish_SBOM(t *testing.T) {
+	p := NewTestPorter(t)
+	defer p.Close()
+
+	p.TestConfig.TestContext.AddTestFile("testdata/porter.yaml", "porter.yaml")
+
+	f, err := os.CreateTemp(t.TempDir(), "sbom.json")
+	if err != nil {
+		t.Fatal(err)
+	}
+	opts := PublishOptions{SBOMPath: f.Name()}
+
+	err = opts.Validate(p.Config)
+	require.NoError(t, err)
+
+	ctx := context.Background()
+	err = p.Publish(ctx, opts)
+
+	require.NoError(t, err)
+
+	b, err := os.ReadFile(f.Name())
+	if err != nil {
+		t.Fatal(err)
+	}
+	s := string(b)
+	fmt.Println(strings.Contains(s, "SPDX-2.3"))
+}