(#460) Extend license mapping for common SPDX license names (#509)

Fixes #460 Signed-off-by: Christopher Angelo Phillips <christopher.phillips@anchore.com>
2026-11-04 16:36:40 +01:00 · 2021-09-30 16:54:36 -04:00
parent 270fbb7665
commit 75aed5f3ec
8 changed files with 1432 additions and 569 deletions
@@ -0,0 +1,146 @@
+package main
+
+import (
+	"strings"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestLicensePermutations(t *testing.T) {
+	var tests = []struct {
+		shortName    string
+		permutations []string
+	}{
+		{
+			"GPL-1-only",
+			[]string{
+				"GPL-1-only",
+				"GPL-1.0-only",
+				"GPL-1.0.0-only",
+			},
+		},
+		{
+			"GPL-2",
+			[]string{
+				"GPL-2",
+				"GPL-2.0",
+				"GPL-2.0.0",
+			},
+		},
+		{
+			"GPL-2.0+",
+			[]string{
+				"GPL-2+",
+				"GPL-2.0+",
+				"GPL-2.0.0+",
+			},
+		},
+		{
+			"GPL-3.0.0-or-later",
+			[]string{
+				"GPL-3-or-later",
+				"GPL-3.0-or-later",
+				"GPL-3.0.0-or-later",
+			},
+		},
+		{
+			"oldap-2.0",
+			[]string{
+				"oldap-2",
+				"oldap-2.0",
+				"oldap-2.0.0",
+			},
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.shortName, func(t *testing.T) {
+			perms := buildLicensePermutations(test.shortName)
+			assert.ElementsMatch(t, test.permutations, perms)
+		})
+	}
+}
+
+func TestVersionPermutations(t *testing.T) {
+	var tests = []struct {
+		version      []string
+		permutations []string
+	}{
+		{
+			[]string{"1", "0"},
+			[]string{"1", "1.0", "1.0.0"},
+		},
+		{
+			[]string{"2"},
+			[]string{"2", "2.0", "2.0.0"},
+		},
+		{
+			[]string{"2", "0"},
+			[]string{"2", "2.0", "2.0.0"},
+		},
+
+		{
+			[]string{"3", "0", "0"},
+			[]string{"3", "3.0", "3.0.0"},
+		},
+		{
+			[]string{"0", "3"},
+			[]string{"0.3", "0.3.0"},
+		},
+		{
+			[]string{"0", "0", "3"},
+			[]string{"0.0.3"},
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(strings.Join(test.version, "."), func(t *testing.T) {
+			got := versionPermutations(test.version)
+			assert.ElementsMatch(t, test.permutations, got)
+		})
+	}
+}
+
+func TestFindLicenseVersion(t *testing.T) {
+	var tests = []struct {
+		license string
+		version []string
+	}{
+		{
+			"GPL-1.0-only",
+			[]string{"1", "0"},
+		},
+		{
+			"GPL-2.0",
+			[]string{"2", "0"},
+		},
+		{
+			"GPL-2.0.0",
+			[]string{"2", "0", "0"},
+		},
+		{
+			"GPL-2",
+			[]string{"2"},
+		},
+		{
+			"bzip2-1",
+			[]string{"1"},
+		},
+		{
+			"php-3.01",
+			[]string{"3", "01"},
+		},
+		{
+			"oldap-2.0",
+			[]string{"2", "0"},
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.license, func(t *testing.T) {
+			got := findLicenseVersion(test.license)
+			assert.Equal(t, test.version, got)
+		})
+	}
+}