1 files changed, 97 insertions, 0 deletions
diff --git a/tvloader/parser2v3/parser_test.go b/tvloader/parser2v3/parser_test.go
new file mode 100644
index 0000000..dfd8c04
--- /dev/null
+++ b/tvloader/parser2v3/parser_test.go
@@ -0,0 +1,97 @@
+// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
+package parser2v3
+
+import (
+	"testing"
+
+	"github.com/spdx/tools-golang/tvloader/reader"
+)
+
+// ===== Parser exported entry point tests =====
+func TestParser2_3CanParseTagValues(t *testing.T) {
+	var tvPairs []reader.TagValuePair
+
+	// create some pairs
+	tvPair1 := reader.TagValuePair{Tag: "SPDXVersion", Value: "SPDX-2.3"}
+	tvPairs = append(tvPairs, tvPair1)
+	tvPair2 := reader.TagValuePair{Tag: "DataLicense", Value: "CC0-1.0"}
+	tvPairs = append(tvPairs, tvPair2)
+	tvPair3 := reader.TagValuePair{Tag: "SPDXID", Value: "SPDXRef-DOCUMENT"}
+	tvPairs = append(tvPairs, tvPair3)
+
+	// now parse them
+	doc, err := ParseTagValues(tvPairs)
+	if err != nil {
+		t.Errorf("got error when calling ParseTagValues: %v", err)
+	}
+	if doc.SPDXVersion != "SPDX-2.3" {
+		t.Errorf("expected SPDXVersion to be SPDX-2.3, got %v", doc.SPDXVersion)
+	}
+	if doc.DataLicense != "CC0-1.0" {
+		t.Errorf("expected DataLicense to be CC0-1.0, got %v", doc.DataLicense)
+	}
+	if doc.SPDXIdentifier != "DOCUMENT" {
+		t.Errorf("expected SPDXIdentifier to be DOCUMENT, got %v", doc.SPDXIdentifier)
+	}
+
+}
+
+// ===== Parser initialization tests =====
+func TestParser2_3InitCreatesResetStatus(t *testing.T) {
+	parser := tvParser2_3{}
+	if parser.st != psStart2_3 {
+		t.Errorf("parser did not begin in start state")
+	}
+	if parser.doc != nil {
+		t.Errorf("parser did not begin with nil document")
+	}
+}
+
+func TestParser2_3HasDocumentAfterCallToParseFirstTag(t *testing.T) {
+	parser := tvParser2_3{}
+	err := parser.parsePair2_3("SPDXVersion", "SPDX-2.3")
+	if err != nil {
+		t.Errorf("got error when calling parsePair2_3: %v", err)
+	}
+	if parser.doc == nil {
+		t.Errorf("doc is still nil after parsing first pair")
+	}
+}
+
+func TestParser2_3StartFailsToParseIfInInvalidState(t *testing.T) {
+	parser := tvParser2_3{st: psReview2_3}
+	err := parser.parsePairFromStart2_3("SPDXVersion", "SPDX-2.3")
+	if err == nil {
+		t.Errorf("expected non-nil error, got nil")
+	}
+}
+
+func TestParser2_3FilesWithoutSpdxIdThrowErrorAtCompleteParse(t *testing.T) {
+	// case: Checks the last file
+	// Last unpackaged file with no packages in doc
+	// Last file of last package in the doc
+	tvPairs := []reader.TagValuePair{
+		{Tag: "SPDXVersion", Value: "SPDX-2.3"},
+		{Tag: "DataLicense", Value: "CC0-1.0"},
+		{Tag: "SPDXID", Value: "SPDXRef-DOCUMENT"},
+		{Tag: "FileName", Value: "f1"},
+	}
+	_, err := ParseTagValues(tvPairs)
+	if err == nil {
+		t.Errorf("file without SPDX Identifier getting accepted")
+	}
+}
+
+func TestParser2_3PackageWithoutSpdxIdThrowErrorAtCompleteParse(t *testing.T) {
+	// case: Checks the last package
+	tvPairs := []reader.TagValuePair{
+		{Tag: "SPDXVersion", Value: "SPDX-2.3"},
+		{Tag: "DataLicense", Value: "CC0-1.0"},
+		{Tag: "SPDXID", Value: "SPDXRef-DOCUMENT"},
+		{Tag: "PackageName", Value: "p1"},
+	}
+	_, err := ParseTagValues(tvPairs)
+	if err == nil {
+		t.Errorf("package without SPDX Identifier getting accepted")
+	}
+}