// SPDX-License-Identifier: MIT
package contract

import "testing"

func TestCompareVersions(t *testing.T) {
	cases := []struct {
		a, b string
		want int
	}{
		{"1.0.0", "1.0.0", 0},
		{"1.0.1", "1.0.0", 1},
		{"1.9.0", "1.10.0", -1},
		{"2.0.0", "1.99.99", 1},
		{"1.0.0-rc.1", "1.0.0", -1},
		{"1.0.0", "1.0.0-rc.1", 1},
		{"1.0.0-rc.2", "1.0.0-rc.10", -1},
		{"1.0.0-alpha", "1.0.0-alpha.1", -1},
		{"1.0.0-1", "1.0.0-a", -1},
		{"0.0.0-dev.abc", "0.0.1", -1},
	}
	for _, c := range cases {
		if got := CompareVersions(c.a, c.b); got != c.want {
			t.Errorf("CompareVersions(%q, %q) = %d, want %d", c.a, c.b, got, c.want)
		}
		if got := CompareVersions(c.b, c.a); got != -c.want {
			t.Errorf("CompareVersions(%q, %q) = %d, want %d", c.b, c.a, got, -c.want)
		}
	}
}