Function TestTrustPrivateNet

ip_test.go:169–276

(t *testing.T)

}

func TestTrustPrivateNet(t *testing.T) {
	var testCases = []struct {
		name   string
		whenIP string
		expect bool
	}{
		{
			name:   "do not trust public IPv4 address",
			whenIP: "8.8.8.8",
			expect: false,
		},
		{
			name:   "do not trust public IPv6 address",
			whenIP: "2a00:1450:4026:805::200e",
			expect: false,
		},

		{ // Class A: 10.0.0.0 — 10.255.255.255
			name:   "do not trust IPv4 just outside of class A (lower bounds)",
			whenIP: "9.255.255.255",
			expect: false,
		},
		{
			name:   "do not trust IPv4 just outside of class A (upper bounds)",
			whenIP: "11.0.0.0",
			expect: false,
		},
		{
			name:   "trust IPv4 of class A (lower bounds)",
			whenIP: "10.0.0.0",
			expect: true,
		},
		{
			name:   "trust IPv4 of class A (upper bounds)",
			whenIP: "10.255.255.255",
			expect: true,
		},

		{ // Class B: 172.16.0.0 — 172.31.255.255
			name:   "do not trust IPv4 just outside of class B (lower bounds)",
			whenIP: "172.15.255.255",
			expect: false,
		},
		{
			name:   "do not trust IPv4 just outside of class B (upper bounds)",
			whenIP: "172.32.0.0",
			expect: false,
		},
		{
			name:   "trust IPv4 of class B (lower bounds)",
			whenIP: "172.16.0.0",
			expect: true,
		},
		{
			name:   "trust IPv4 of class B (upper bounds)",
			whenIP: "172.31.255.255",
			expect: true,
		},