Initial Commit

vercmp_test.go

@@ -0,0 +1,82 @@
+/*
+ * LURE - Linux User REpository
+ * Copyright (C) 2023 Arsen Musayelyan
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package vercmp
+
+import (
+	"testing"
+
+	"golang.org/x/exp/slices"
+)
+
+func TestSepLabel(t *testing.T) {
+	type item struct {
+		label    string
+		expected []string
+	}
+
+	table := []item{
+		{"2.0.1", []string{"2", "0", "1"}},
+		{"v0.0.1", []string{"v", "0", "0", "1"}},
+		{"2xFg33.+f.5", []string{"2", "xFg", "33", "f", "5"}},
+	}
+
+	for _, it := range table {
+		t.Run(it.label, func(t *testing.T) {
+			s := sepLabel(it.label)
+			if !slices.Equal(s, it.expected) {
+				t.Errorf("Expected %v, got %v", it.expected, s)
+			}
+		})
+	}
+}
+
+func TestVerCmp(t *testing.T) {
+	type item struct {
+		v1, v2   string
+		expected int
+	}
+
+	table := []item{
+		{"1.0010", "1.9", 1},
+		{"1.05", "1.5", 0},
+		{"1.0", "1", 1},
+		{"1", "1.0", -1},
+		{"2.50", "2.5", 1},
+		{"FC5", "fc4", -1},
+		{"2a", "2.0", -1},
+		{"1.0", "1.fc4", 1},
+		{"3.0.0_fc", "3.0.0.fc", 0},
+		{"4.1__", "4.1+", 0},
+	}
+
+	for _, it := range table {
+		t.Run(it.v1+"/"+it.v2, func(t *testing.T) {
+			c := Compare(it.v1, it.v2)
+			if c != it.expected {
+				t.Errorf("Expected %d, got %d", it.expected, c)
+			}
+
+			// Ensure opposite comparison gives opposite value
+			c = -Compare(it.v2, it.v1)
+			if c != it.expected {
+				t.Errorf("Expected %d, got %d (opposite)", it.expected, c)
+			}
+		})
+	}
+}