Update Go AWS SDK to the latest version

vendor/github.com/aws/aws-sdk-go/private/protocol/host_test.go

@@ -0,0 +1,63 @@
+// +build go1.7
+
+package protocol
+
+import (
+	"strconv"
+	"testing"
+)
+
+func TestValidHostLabel(t *testing.T) {
+	cases := []struct {
+		Input string
+		Valid bool
+	}{
+		{Input: "abc123", Valid: true},
+		{Input: "123", Valid: true},
+		{Input: "abc", Valid: true},
+		{Input: "123-abc", Valid: true},
+		{Input: "{thing}-abc", Valid: false},
+		{Input: "abc.123", Valid: false},
+		{Input: "abc/123", Valid: false},
+		{Input: "012345678901234567890123456789012345678901234567890123456789123", Valid: true},
+		{Input: "0123456789012345678901234567890123456789012345678901234567891234", Valid: false},
+		{Input: "", Valid: false},
+	}
+
+	for i, c := range cases {
+		t.Run(strconv.Itoa(i), func(t *testing.T) {
+			valid := ValidHostLabel(c.Input)
+			if e, a := c.Valid, valid; e != a {
+				t.Errorf("expect valid %v, got %v", e, a)
+			}
+		})
+	}
+}
+
+func TestValidateEndpointHostHandler(t *testing.T) {
+	cases := map[string]struct {
+		Input string
+		Valid bool
+	}{
+		"valid host":  {Input: "abc.123", Valid: true},
+		"fqdn host":   {Input: "abc.123.", Valid: true},
+		"empty label": {Input: "abc..", Valid: false},
+		"max host len": {
+			Input: "123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.12345",
+			Valid: true,
+		},
+		"too long host": {
+			Input: "123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456",
+			Valid: false,
+		},
+	}
+
+	for name, c := range cases {
+		t.Run(name, func(t *testing.T) {
+			err := ValidateEndpointHost("OpName", c.Input)
+			if e, a := c.Valid, err == nil; e != a {
+				t.Errorf("expect valid %v, got %v, %v", e, a, err)
+			}
+		})
+	}
+}