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request_utils_test.go
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request_utils_test.go
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package websocket
import (
"net/http"
"testing"
)
func TestValidateRequestVersion(t *testing.T) {
r := &http.Request{}
r.Header = make(http.Header)
type testCase struct {
a int
i int
r bool
}
testCases := []testCase{
// HTTP v1.1 should be valid.
{a: 1, i: 1, r: true},
// HTTP v2.1 should be valid.
{a: 2, i: 1, r: true},
// HTTP v1.0 should be not valid.
{a: 1, i: 0, r: false},
// HTTP v0.1 should be not valid.
{a: 0, i: 1, r: false},
}
for i, c := range testCases {
r.ProtoMajor = c.a
r.ProtoMinor = c.i
err := validateRequestVersion(r)
if c.r && err != nil {
t.Errorf(`test case %d: unexpected error retured for "v%d.%d"`, i, c.a, c.i)
}
if !c.r && err == nil {
t.Errorf(`test case %d: expected an error for "v%d.%d"`, i, c.a, c.i)
}
}
}
func TestValidateRequestMethod(t *testing.T) {
r := &http.Request{}
r.Header = make(http.Header)
type testCase struct {
m string
r bool
}
testCases := []testCase{
// HTTP GET should be valid.
{m: "GET", r: true},
// HTTP POST should be not valid.
{m: "POST", r: false},
}
for i, c := range testCases {
r.Method = c.m
err := validateRequestMethod(r)
if c.r && err != nil {
t.Errorf(`test case %d: unexpected error retured for "%s" request`, i, c.m)
}
if !c.r && err == nil {
t.Errorf(`test case %d: expected an error for "%s" request`, i, c.m)
}
}
}
func TestValidateRequestUpgradeHeader(t *testing.T) {
r := &http.Request{}
r.Header = make(http.Header)
type testCase struct {
v string
r bool
}
testCases := []testCase{
// When value is "websocket" should be valid.
{v: "websocket", r: true},
// When value is "webSocket" should be valid.
{v: "webSocket", r: true},
// When value is not "websocket" should not be valid.
{v: "ValueOtherThanWebsocket", r: false},
}
for i, c := range testCases {
r.Header.Set("Upgrade", c.v)
err := validateRequestUpgradeHeader(r)
if c.r && err != nil {
t.Errorf(`test case %d: unexpected error retured for "%s"`, i, c.v)
}
if !c.r && err == nil {
t.Errorf(`test case %d: expected an error for "%s"`, i, c.v)
}
}
}
func TestValidateRequestConnectionHeader(t *testing.T) {
r := &http.Request{}
r.Header = make(http.Header)
type testCase struct {
v string
r bool
}
testCases := []testCase{
// When value is "upgrade" should be valid.
{v: "upgrade", r: true},
// When value is "Upgrade" should be valid.
{v: "Upgrade", r: true},
// When value is not "upgrade" should not be valid.
{v: "ValueOtherThanUpgrade", r: false},
}
for i, c := range testCases {
r.Header.Set("Connection", c.v)
err := validateRequestConnectionHeader(r)
if c.r && err != nil {
t.Errorf(`test case %d: unexpected error retured for "%s"`, i, c.v)
}
if !c.r && err == nil {
t.Errorf(`test case %d: expected an error for "%s"`, i, c.v)
}
}
}
func TestValidateRequestSecWebsocketKeyHeader(t *testing.T) {
r := &http.Request{}
r.Header = make(http.Header)
type testCase struct {
v string
r bool
}
testCases := []testCase{
// Valid key.
{v: "FlBPpXKmN36AUZxV0tYHYw==", r: true},
// Invalid decoded length.
{v: "InvalidKey==", r: false},
// Invalid encoded data.
{v: "InvalidKeyError", r: false},
}
for i, c := range testCases {
r.Header.Set("Sec-WebSocket-Key", c.v)
err := validateRequestSecWebsocketKeyHeader(r)
if c.r && err != nil {
t.Errorf(`test case %d: unexpected error retured for "%s"`, i, c.v)
}
if !c.r && err == nil {
t.Errorf(`test case %d: expected an error for "%s"`, i, c.v)
}
}
}
func TestValidateWSVersionHeader(t *testing.T) {
r := &http.Request{}
r.Header = make(http.Header)
type testCase struct {
v string
r bool
}
testCases := []testCase{
// Valid when value is the same as the version of the ws supported.
{v: wsVersion, r: true},
// Not valid when value is not the same as the version of the ws
// supported.
{v: "14", r: false},
}
for i, c := range testCases {
r.Header.Set("Sec-WebSocket-Version", c.v)
err := validateWSVersionHeader(r)
if c.r && err != nil {
t.Errorf(`test case %d: unexpected error retured for "%s"`, i, c.v)
}
if !c.r && err == nil {
t.Errorf(`test case %d: expected an error for "%s"`, i, c.v)
}
}
}
func TestCheckOrigin(t *testing.T) {
r := &http.Request{}
r.Header = make(http.Header)
r.Host = "example.com:8080"
type testCase struct {
v string
r bool
}
testCases := []testCase{
// Valid when origin is omitted (non-browser client).
{v: "", r: true},
// Valid when same origin.
{v: r.Host, r: true},
{v: "example.com:8080", r: true},
{v: "http://example.com:8080", r: true},
{v: "https://example.com:8080", r: true},
}
for i, c := range testCases {
r.Header.Set("Origin", c.v)
if checkOrigin(r) != c.r {
t.Errorf(`Test Case %d: Expected checkOrigin() to return '%t' when 'Origin' header == "%s" and Host is at "%s".`, i, c.r, c.v, r.Host)
}
}
}