1 files changed, 165 insertions, 0 deletions
diff --git a/utils/verification_test.go b/utils/verification_test.go
index 3fa4ead..beee8b6 100644
--- a/utils/verification_test.go
+++ b/utils/verification_test.go
@@ -8,6 +8,7 @@ import (
 	"github.com/spdx/tools-golang/spdx/common"
 	"github.com/spdx/tools-golang/spdx/v2_1"
 	"github.com/spdx/tools-golang/spdx/v2_2"
+	"github.com/spdx/tools-golang/spdx/v2_3"
 )
 
 // ===== 2.1 Verification code functionality tests =====
@@ -277,3 +278,167 @@ func TestPackage2_2GetVerificationCodeFailsIfNilFileInSlice(t *testing.T) {
 		t.Fatalf("expected non-nil error, got nil")
 	}
 }
+
+// ===== 2.3 Verification code functionality tests =====
+
+func TestPackage2_3CanGetVerificationCode(t *testing.T) {
+	files := []*v2_3.File{
+		{
+			FileName:           "file2.txt",
+			FileSPDXIdentifier: "File0",
+			Checksums: []common.Checksum{
+				{
+					Algorithm: common.SHA1,
+					Value:     "aaaaaaaaaabbbbbbbbbbccccccccccdddddddddd",
+				},
+			},
+		},
+		{
+			FileName:           "file1.txt",
+			FileSPDXIdentifier: "File1",
+			Checksums: []common.Checksum{
+				{
+					Algorithm: common.SHA1,
+					Value:     "3333333333bbbbbbbbbbccccccccccdddddddddd",
+				},
+			},
+		},
+		{
+			FileName:           "file3.txt",
+			FileSPDXIdentifier: "File2",
+			Checksums: []common.Checksum{
+				{
+					Algorithm: common.SHA1,
+					Value:     "8888888888bbbbbbbbbbccccccccccdddddddddd",
+				},
+			},
+		},
+		{
+			FileName:           "file5.txt",
+			FileSPDXIdentifier: "File3",
+			Checksums: []common.Checksum{
+				{
+					Algorithm: common.SHA1,
+					Value:     "2222222222bbbbbbbbbbccccccccccdddddddddd",
+				},
+			},
+		},
+		{
+			FileName:           "file4.txt",
+			FileSPDXIdentifier: "File4",
+			Checksums: []common.Checksum{
+				{
+					Algorithm: common.SHA1,
+					Value:     "bbbbbbbbbbccccccccccddddddddddaaaaaaaaaa",
+				},
+			},
+		},
+	}
+
+	wantCode := common.PackageVerificationCode{Value: "ac924b375119c81c1f08c3e2722044bfbbdcd3dc"}
+
+	gotCode, err := GetVerificationCode2_3(files, "")
+	if err != nil {
+		t.Fatalf("expected nil error, got %v", err)
+	}
+	if wantCode.Value != gotCode.Value {
+		t.Errorf("expected %v, got %v", wantCode, gotCode)
+	}
+
+}
+
+func TestPackage2_3CanGetVerificationCodeIgnoringExcludesFile(t *testing.T) {
+	files := []*v2_3.File{
+		{
+			FileName:           "file1.txt",
+			FileSPDXIdentifier: "File0",
+			Checksums: []common.Checksum{
+				{
+					Algorithm: common.SHA1,
+					Value:     "aaaaaaaaaabbbbbbbbbbccccccccccdddddddddd",
+				},
+			},
+		},
+		{
+			FileName:           "file2.txt",
+			FileSPDXIdentifier: "File1",
+			Checksums: []common.Checksum{
+				{
+					Algorithm: common.SHA1,
+					Value:     "3333333333bbbbbbbbbbccccccccccdddddddddd",
+				},
+			},
+		},
+		{
+			FileName:           "thisfile.spdx",
+			FileSPDXIdentifier: "File2",
+			Checksums: []common.Checksum{
+				{
+					Algorithm: common.SHA1,
+					Value:     "bbbbbbbbbbccccccccccddddddddddaaaaaaaaaa",
+				},
+			},
+		},
+		{
+			FileName:           "file3.txt",
+			FileSPDXIdentifier: "File3",
+			Checksums: []common.Checksum{
+				{
+					Algorithm: common.SHA1,
+					Value:     "8888888888bbbbbbbbbbccccccccccdddddddddd",
+				},
+			},
+		},
+		{
+			FileName:           "file4.txt",
+			FileSPDXIdentifier: "File4",
+			Checksums: []common.Checksum{
+				{
+					Algorithm: common.SHA1,
+					Value:     "2222222222bbbbbbbbbbccccccccccdddddddddd",
+				},
+			},
+		},
+	}
+
+	wantCode := common.PackageVerificationCode{Value: "17fab1bd18fe5c13b5d3983f1c17e5f88b8ff266"}
+
+	gotCode, err := GetVerificationCode2_3(files, "thisfile.spdx")
+	if err != nil {
+		t.Fatalf("expected nil error, got %v", err)
+	}
+	if wantCode.Value != gotCode.Value {
+		t.Errorf("expected %v, got %v", wantCode, gotCode)
+	}
+}
+
+func TestPackage2_3GetVerificationCodeFailsIfNilFileInSlice(t *testing.T) {
+	files := []*v2_3.File{
+		{
+			FileName:           "file2.txt",
+			FileSPDXIdentifier: "File0",
+			Checksums: []common.Checksum{
+				{
+					Algorithm: common.SHA1,
+					Value:     "aaaaaaaaaabbbbbbbbbbccccccccccdddddddddd",
+				},
+			},
+		},
+		nil,
+		{
+			FileName:           "file3.txt",
+			FileSPDXIdentifier: "File2",
+			Checksums: []common.Checksum{
+				{
+					Algorithm: common.SHA1,
+					Value:     "8888888888bbbbbbbbbbccccccccccdddddddddd",
+				},
+			},
+		},
+	}
+
+	_, err := GetVerificationCode2_3(files, "")
+	if err == nil {
+		t.Fatalf("expected non-nil error, got nil")
+	}
+}