1 files changed, 133 insertions, 0 deletions
diff --git a/tvloader/parser2v1/parse_relationship_test.go b/tvloader/parser2v1/parse_relationship_test.go
new file mode 100644
index 0000000..17964fc
--- /dev/null
+++ b/tvloader/parser2v1/parse_relationship_test.go
@@ -0,0 +1,133 @@
+// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
+package parser2v1
+
+import (
+	"testing"
+
+	"github.com/spdx/tools-golang/spdx"
+)
+
+// ===== Relationship section tests =====
+func TestParser2_1FailsIfRelationshipNotSet(t *testing.T) {
+	parser := tvParser2_1{
+		doc: &spdx.Document2_1{},
+		st:  psCreationInfo2_1,
+	}
+	err := parser.parsePairForRelationship2_1("Relationship", "something DESCRIBES something-else")
+	if err == nil {
+		t.Errorf("expected error when calling parsePairFromRelationship2_1 without setting rln pointer")
+	}
+}
+
+func TestParser2_1FailsIfRelationshipCommentWithoutRelationship(t *testing.T) {
+	parser := tvParser2_1{
+		doc: &spdx.Document2_1{},
+		st:  psCreationInfo2_1,
+	}
+	err := parser.parsePair2_1("RelationshipComment", "comment whatever")
+	if err == nil {
+		t.Errorf("expected error when calling parsePair2_1 for RelationshipComment without Relationship first")
+	}
+}
+
+func TestParser2_1CanParseRelationshipTags(t *testing.T) {
+	parser := tvParser2_1{
+		doc: &spdx.Document2_1{},
+		st:  psCreationInfo2_1,
+	}
+
+	// Relationship
+	err := parser.parsePair2_1("Relationship", "something DESCRIBES something-else")
+	if err != nil {
+		t.Errorf("expected nil error, got %v", err)
+	}
+	if parser.rln.RefA != "something" {
+		t.Errorf("got %v for first part of Relationship, expected something", parser.rln.RefA)
+	}
+	if parser.rln.RefB != "something-else" {
+		t.Errorf("got %v for second part of Relationship, expected something-else", parser.rln.RefB)
+	}
+	if parser.rln.Relationship != "DESCRIBES" {
+		t.Errorf("got %v for Relationship type, expected DESCRIBES", parser.rln.Relationship)
+	}
+
+	// Relationship Comment
+	cmt := "this is a comment"
+	err = parser.parsePair2_1("RelationshipComment", cmt)
+	if err != nil {
+		t.Errorf("expected nil error, got %v", err)
+	}
+	if parser.rln.RelationshipComment != cmt {
+		t.Errorf("got %v for RelationshipComment, expected %v", parser.rln.RelationshipComment, cmt)
+	}
+}
+
+func TestParser2_1InvalidRelationshipTagsNoValueFail(t *testing.T) {
+	parser := tvParser2_1{
+		doc: &spdx.Document2_1{},
+		st:  psCreationInfo2_1,
+	}
+
+	// no items
+	parser.rln = nil
+	err := parser.parsePair2_1("Relationship", "")
+	if err == nil {
+		t.Errorf("expected error for empty items in relationship, got nil")
+	}
+}
+
+func TestParser2_1InvalidRelationshipTagsOneValueFail(t *testing.T) {
+	parser := tvParser2_1{
+		doc: &spdx.Document2_1{},
+		st:  psCreationInfo2_1,
+	}
+
+	// one item
+	parser.rln = nil
+	err := parser.parsePair2_1("Relationship", "DESCRIBES")
+	if err == nil {
+		t.Errorf("expected error for only one item in relationship, got nil")
+	}
+}
+
+func TestParser2_1InvalidRelationshipTagsTwoValuesFail(t *testing.T) {
+	parser := tvParser2_1{
+		doc: &spdx.Document2_1{},
+		st:  psCreationInfo2_1,
+	}
+
+	// two items
+	parser.rln = nil
+	err := parser.parsePair2_1("Relationship", "SPDXRef-DOCUMENT DESCRIBES")
+	if err == nil {
+		t.Errorf("expected error for only two items in relationship, got nil")
+	}
+}
+
+func TestParser2_1InvalidRelationshipTagsThreeValuesSucceed(t *testing.T) {
+	parser := tvParser2_1{
+		doc: &spdx.Document2_1{},
+		st:  psCreationInfo2_1,
+	}
+
+	// three items but with interspersed additional whitespace
+	parser.rln = nil
+	err := parser.parsePair2_1("Relationship", "  SPDXRef-DOCUMENT \t   DESCRIBES  something-else    ")
+	if err != nil {
+		t.Errorf("expected pass for three items in relationship w/ extra whitespace, got: %v", err)
+	}
+}
+
+func TestParser2_1InvalidRelationshipTagsFourValuesFail(t *testing.T) {
+	parser := tvParser2_1{
+		doc: &spdx.Document2_1{},
+		st:  psCreationInfo2_1,
+	}
+
+	// four items
+	parser.rln = nil
+	err := parser.parsePair2_1("Relationship", "a DESCRIBES b c")
+	if err == nil {
+		t.Errorf("expected error for more than three items in relationship, got nil")
+	}
+}