Method TestResolverBuild

internal/resolver/dns/dns_resolver_test.go:864–962

Tests the DNS resolver builder with different target names.

(t *testing.T)

// Tests the DNS resolver builder with different target names.
func (s) TestResolverBuild(t *testing.T) {
	tests := []struct {
		name    string
		target  string
		wantErr string
	}{
		{
			name:   "valid url",
			target: "www.google.com",
		},
		{
			name:   "host port",
			target: "foo.bar:12345",
		},
		{
			name:   "ipv4 address with default port",
			target: "127.0.0.1",
		},
		{
			name:   "ipv6 address without brackets and default port",
			target: "::",
		},
		{
			name:   "ipv4 address with non-default port",
			target: "127.0.0.1:12345",
		},
		{
			name:   "localhost ipv6 with brackets",
			target: "[::1]:80",
		},
		{
			name:   "ipv6 address with brackets",
			target: "[2001:db8:a0b:12f0::1]:21",
		},
		{
			name:   "empty host with port",
			target: ":80",
		},
		{
			name:   "ipv6 address with zone",
			target: "[fe80::1%25lo0]:80",
		},
		{
			name:   "url with port",
			target: "golang.org:http",
		},
		{
			name:   "ipv6 address with non integer port",
			target: "[2001:db8::1]:http",
		},
		{
			name:    "address ends with colon",
			target:  "[2001:db8::1]:",
			wantErr: dnsinternal.ErrEndsWithColon.Error(),
		},
		{
			name:    "address contains only a colon",
			target:  ":",