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utils_test.go
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utils_test.go
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/*
Copyright 2015 All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package main
import (
"bytes"
"crypto/tls"
"fmt"
"io/ioutil"
"net/http"
"net/url"
"os"
"reflect"
"testing"
"time"
uuid "github.com/gofrs/uuid"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestDecodeKeyPairs(t *testing.T) {
testCases := []struct {
List []string
KeyPairs map[string]string
Ok bool
}{
{
List: []string{"a=b", "b=3"},
KeyPairs: map[string]string{
"a": "b",
"b": "3",
},
Ok: true,
},
{
List: []string{"add", "b=3"},
},
}
for i, c := range testCases {
kp, err := decodeKeyPairs(c.List)
if err != nil && c.Ok {
t.Errorf("test case %d should not have failed", i)
continue
}
if !c.Ok {
continue
}
if !reflect.DeepEqual(kp, c.KeyPairs) {
t.Errorf("test case %d are not equal %v <-> %v", i, kp, c.KeyPairs)
}
}
}
func TestGetRequestHostURL(t *testing.T) {
cs := []struct {
Expected string
HostHeader string
Hostname string
TLS *tls.ConnectionState
}{
{
Expected: "http://www.test.com",
Hostname: "www.test.com",
},
{
Expected: "http://",
},
{
Expected: "http://www.override.com",
HostHeader: "www.override.com",
Hostname: "www.test.com",
},
{
Expected: "https://www.test.com",
Hostname: "www.test.com",
TLS: &tls.ConnectionState{},
},
{
Expected: "https://www.override.com",
HostHeader: "www.override.com",
Hostname: "www.test.com",
TLS: &tls.ConnectionState{},
},
}
for i, c := range cs {
request := &http.Request{
Method: http.MethodGet,
Host: c.Hostname,
TLS: c.TLS,
}
if c.HostHeader != "" {
request.Header = make(http.Header)
request.Header.Set("X-Forwarded-Host", c.HostHeader)
}
assert.Equal(t, c.Expected, getRequestHostURL(request), "case %d, expected: %s, got: %s", i, c.Expected, getRequestHostURL(request))
}
}
func BenchmarkUUID(b *testing.B) {
for n := 0; n < b.N; n++ {
s, err := uuid.NewV1()
if err != nil {
b.Errorf("test case should not have failed")
}
_ = s.String()
}
}
func TestDefaultTo(t *testing.T) {
cs := []struct {
Value string
Default string
Expected string
}{
{
Value: "",
Default: "hello",
Expected: "hello",
},
{
Value: "world",
Default: "hello",
Expected: "world",
},
}
for _, c := range cs {
assert.Equal(t, c.Expected, defaultTo(c.Value, c.Default))
}
}
func TestEncryptDataBlock(t *testing.T) {
testCase := []struct {
Text string
Key string
Ok bool
}{
{
Text: "hello world, my name is Louketo proxy",
Key: "DtNMS2eO7Fi5vsuLrW55nrRbir2kPfTw",
Ok: true,
},
{
Text: "hello world, my name is Louketo proxy",
Key: "DtNMS2eO7Fi5vsu",
},
{
Text: "h",
Key: "DtNMS2eO7Fi5vsuLrW55nrRbir2kPfTwtr",
},
}
for i, test := range testCase {
_, err := encryptDataBlock(bytes.NewBufferString(test.Text).Bytes(), bytes.NewBufferString(test.Key).Bytes())
if err != nil && test.Ok {
t.Errorf("test case: %d should not have failed, %s", i, err)
}
}
}
func TestEncodeText(t *testing.T) {
session, err := encodeText("12245325632323263762", "1gjrlcjQ8RyKANngp9607txr5fF5fhf1")
assert.NotEmpty(t, session)
assert.NoError(t, err)
}
var (
fakePlainText = []byte(`nFlhnhwRzC9uJ9mjhR0PQezUpIiDlU9ASLqH1KIKFhBZZrMZfnAAdHdgKs2OJoni8cTSQ
JxkaNpboZ6hnrMytlw5kf0biF7dLTU885uHIGkUIRy75hx6BaTEEhbN36qVTxediEHd6xeBPS3qpJ7riO6J
EeaQr1rroDL0LvmDyB6Zds4LdVQEmtUueusc7jkBz7gJ12vnTHIxviZM5rzcq4tyCbZO7Kb37RqZg5kbYGK
PfErhUwUIin7jsNVE7coB`)
fakeCipherText = []byte("lfQPTa6jwMTABaJhcrfVkoqcdyMVAettMsqgKXIALSKG5UpoYKbT/WgZjOiuCmEI0E/7piP8VATLOAHKDBNF2WrQOKSYF+gdHkh4NLv0cW0NZ2qyZeWhknywE6063ylhCYjJOrJA1z12i2bHHbjZZGfqkwfzyxxFLTv6jSbalpZ4oZcUcNY/DrtVk/K01qZw6o4l1f0FUL6UZVSirn+B3YDWLeVQ0FGr6jlhCpN203Rf688nqdBvhw4bUEQiykCMxWm2/rJBNWm2SzZgw65kb4W0ph1qjcoUjXBwNakK+E0Lw/fwi8+bUC1lkT8+hJpMLKZkzb07rbGAnmljQo0NkqJh4kl+aycsEhm9bZj+b6w0r795YugyNsyca5CnUvkB1Dg")
fakeKey = []byte("u3K0eKsmGl76jY1buzexwYoRRLLQrQck")
)
/*
func TestEncryptedText(t *testing.T) {
s, err := encodeText(string(fakePlainText), string(fakeKey))
require.NoError(t, err)
require.NotEmpty(t, s)
d, err := decodeText(s, string(fakeKey))
require.NoError(t, err)
require.NotEmpty(t, d)
assert.Equal(t, string(fakePlainText), d)
fmt.Printf("Encoded: '%s'\n", s)
fmt.Printf("Decoded: '%s'\n", d)
}
*/
func BenchmarkEncryptDataBlock(b *testing.B) {
for n := 0; n < b.N; n++ {
_, _ = encryptDataBlock(fakePlainText, fakeKey)
}
}
func BenchmarkEncodeText(b *testing.B) {
text := string(fakePlainText)
key := string(fakeKey)
for n := 0; n < b.N; n++ {
_, _ = encodeText(text, key)
}
}
func BenchmarkDecodeText(b *testing.B) {
t := string(fakeCipherText)
k := string(fakeKey)
for n := 0; n < b.N; n++ {
if _, err := decodeText(t, k); err != nil {
b.FailNow()
}
}
}
func TestDecodeText(t *testing.T) {
fakeKey := "HYLNt2JSzD7Lpz0djTRudmlOpbwx1oHB"
fakeText := "12245325632323263762"
encrypted, err := encodeText(fakeText, fakeKey)
require.NoError(t, err)
assert.NotEmpty(t, encrypted)
decoded, _ := decodeText(encrypted, fakeKey)
assert.NotNil(t, decoded, "the session should not have been nil")
assert.Equal(t, decoded, fakeText, "the decoded text is not the same")
}
func TestFindCookie(t *testing.T) {
cookies := []*http.Cookie{
{Name: "cookie_there"},
}
assert.NotNil(t, findCookie("cookie_there", cookies))
assert.Nil(t, findCookie("not_there", cookies))
}
func TestDecryptDataBlock(t *testing.T) {
testCase := []struct {
Text string
Key string
Ok bool
}{
{
Text: "hello world, my name is Louketo proxy",
Key: "DtNMS2eO7Fi5vsuLrW55nrRbir2kPfss",
Ok: true,
},
{
Text: "h",
Key: "DtNMS2eO7Fi5vsuLrW55nrRbir2kPfTw",
Ok: true,
},
}
for i, test := range testCase {
cipher, err := encryptDataBlock(bytes.NewBufferString(test.Text).Bytes(), bytes.NewBufferString(test.Key).Bytes())
if err != nil && test.Ok {
t.Errorf("test case: %d should not have failed, %s", i, err)
}
plain, err := decryptDataBlock(cipher, bytes.NewBufferString(test.Key).Bytes())
if err != nil {
t.Errorf("test case: %d should not have failed, %s", i, err)
}
if string(plain) != test.Text {
t.Errorf("test case: %d are not the same", i)
}
}
}
func TestHasAccessOK(t *testing.T) {
cs := []struct {
Have []string
Need []string
Required bool
}{
{},
{
Have: []string{"a", "b"},
},
{
Have: []string{"a", "b", "c"},
Need: []string{"a", "b"},
Required: true,
},
{
Have: []string{"a", "b", "c"},
Need: []string{"a", "c"},
},
{
Have: []string{"a", "b", "c"},
Need: []string{"c"},
},
{
Have: []string{"a", "b", "c"},
Need: []string{"b"},
},
{
Have: []string{"a", "b", "c"},
Need: []string{"b"},
},
{
Have: []string{"a", "b"},
Need: []string{"a"},
},
{
Have: []string{"a", "b"},
Need: []string{"a"},
Required: true,
},
{
Have: []string{"b", "a"},
Need: []string{"a"},
Required: true,
},
}
for i, x := range cs {
assert.True(t, hasAccess(x.Need, x.Have, x.Required), "case: %d should be true, have: %v, need: %v, require: %t ", i, x.Have, x.Need, x.Required)
}
}
func TestHasAccessBad(t *testing.T) {
cs := []struct {
Have []string
Need []string
Required bool
}{
{
Have: []string{"a", "b"},
Need: []string{"c"},
},
{
Have: []string{"a", "b"},
Need: []string{"c"},
Required: true,
},
{
Have: []string{"a", "c"},
Need: []string{"a", "b"},
Required: true,
},
{
Have: []string{"a", "b", "c"},
Need: []string{"b", "j"},
Required: true,
},
{
Have: []string{"a", "b", "c"},
Need: []string{"a", "d"},
Required: true,
},
}
for i, x := range cs {
assert.False(t, hasAccess(x.Need, x.Have, x.Required), "case: %d should be false, have: %v, need: %v, require: %t ", i, x.Have, x.Need, x.Required)
}
}
func TestContainedIn(t *testing.T) {
assert.False(t, containedIn("1", []string{"2", "3", "4"}))
assert.True(t, containedIn("1", []string{"1", "2", "3", "4"}))
}
func TestContainsSubString(t *testing.T) {
assert.False(t, containsSubString("bar.com", []string{"foo.bar.com"}))
assert.True(t, containsSubString("www.foo.bar.com", []string{"foo.bar.com"}))
assert.True(t, containsSubString("foo.bar.com", []string{"bar.com"}))
assert.True(t, containsSubString("star.domain.com", []string{"domain.com", "domain1.com"}))
assert.True(t, containsSubString("star.domain1.com", []string{"domain.com", "domain1.com"}))
assert.True(t, containsSubString("test.test.svc.cluster.local", []string{"svc.cluster.local"}))
assert.False(t, containsSubString("star.domain1.com", []string{"domain.com", "sub.domain1.com"}))
assert.False(t, containsSubString("svc.cluster.local", []string{"nginx.pr1.svc.cluster.local"}))
assert.False(t, containsSubString("cluster.local", []string{"nginx.pr1.svc.cluster.local"}))
assert.False(t, containsSubString("pr1", []string{"nginx.pr1.svc.cluster.local"}))
}
func BenchmarkContainsSubString(t *testing.B) {
for n := 0; n < t.N; n++ {
containsSubString("svc.cluster.local", []string{"nginx.pr1.svc.cluster.local"})
}
}
func TestDialAddress(t *testing.T) {
assert.Equal(t, dialAddress(getFakeURL("http://127.0.0.1")), "127.0.0.1:80")
assert.Equal(t, dialAddress(getFakeURL("https://127.0.0.1")), "127.0.0.1:443")
assert.Equal(t, dialAddress(getFakeURL("http://127.0.0.1:8080")), "127.0.0.1:8080")
}
func TestIsUpgradedConnection(t *testing.T) {
header := http.Header{}
header.Add(headerUpgrade, "")
assert.False(t, isUpgradedConnection(&http.Request{Header: header}))
header.Set(headerUpgrade, "set")
assert.True(t, isUpgradedConnection(&http.Request{Header: header}))
}
func TestIdValidHTTPMethod(t *testing.T) {
cs := []struct {
Method string
Ok bool
}{
{Method: "GET", Ok: true},
{Method: "GETT"},
{Method: "CONNECT", Ok: false},
{Method: "PUT", Ok: true},
{Method: "PATCH", Ok: true},
}
for _, x := range cs {
assert.Equal(t, x.Ok, isValidHTTPMethod(x.Method))
}
}
func TestFileExists(t *testing.T) {
if fileExists("no_such_file_exsit_32323232") {
t.Error("we should have received false")
}
tmpfile, err := ioutil.TempFile("/tmp", fmt.Sprintf("test_file_%d", os.Getpid()))
if err != nil {
t.Fatalf("failed to create the temporary file, %s", err)
}
defer os.Remove(tmpfile.Name())
if !fileExists(tmpfile.Name()) {
t.Error("we should have received a true")
}
}
func TestGetWithin(t *testing.T) {
cs := []struct {
Expires time.Time
Percent float64
Expected time.Duration
}{
{
Expires: time.Now().Add(time.Duration(1) * time.Hour),
Percent: 0.10,
Expected: 359000000000,
},
{
Expires: time.Now().Add(time.Duration(1) * time.Hour),
Percent: 0.20,
Expected: 719000000000,
},
}
for _, x := range cs {
assert.InDelta(t, x.Expected, getWithin(x.Expires, x.Percent), 1000000001)
}
}
func TestToHeader(t *testing.T) {
cases := []struct {
Word string
Expected string
}{
{
Word: "given_name",
Expected: "Given-Name",
},
{
Word: "family%name",
Expected: "Family-Name",
},
{
Word: "perferredname",
Expected: "Perferredname",
},
}
for i, x := range cases {
assert.Equal(t, x.Expected, toHeader(x.Word), "case %d, expected: %s but got: %s",
i, x.Expected, toHeader(x.Word))
}
}
func TestCapitalize(t *testing.T) {
cases := []struct {
Word string
Expected string
}{
{
Word: "given",
Expected: "Given",
},
{
Word: "1iven",
Expected: "1iven",
},
{
Word: "Test this",
Expected: "Test this",
},
}
for i, x := range cases {
assert.Equal(t, x.Expected, capitalize(x.Word), "case %d, expected: %s but got: %s", i, x.Expected,
capitalize(x.Word))
}
}
func TestMergeMaps(t *testing.T) {
cases := []struct {
Source map[string]string
Dest map[string]string
Expected map[string]string
}{
{
Source: map[string]string{
"a": "b",
"b": "b",
},
Dest: map[string]string{
"c": "c",
},
Expected: map[string]string{
"a": "b",
"b": "b",
"c": "c",
},
},
}
for i, x := range cases {
merged := mergeMaps(x.Dest, x.Source)
if !reflect.DeepEqual(x.Expected, merged) {
t.Errorf("case %d, expected: %v but got: %v", i, x.Expected, merged)
}
}
}
func TestReadConfiguration(t *testing.T) {
testCases := []struct {
Content string
Ok bool
}{
{
Content: `
discovery_url: https://keyclock.domain.com/
client-id: <client_id>
secret: <secret>
`,
},
{
Content: `
discovery_url: https://keyclock.domain.com
client-id: <client_id>
secret: <secret>
upstream-url: http://127.0.0.1:8080
redirection_url: http://127.0.0.1:3000
`,
Ok: true,
},
}
for i, test := range testCases {
// step: write the fake config file
file := writeFakeConfigFile(t, test.Content)
config := new(Config)
err := readConfigFile(file.Name(), config)
if test.Ok && err != nil {
os.Remove(file.Name())
t.Errorf("test case %d should not have failed, config: %v, error: %s", i, config, err)
}
os.Remove(file.Name())
}
}
func getFakeURL(location string) *url.URL {
u, _ := url.Parse(location)
return u
}
func writeFakeConfigFile(t *testing.T, content string) *os.File {
f, err := ioutil.TempFile("", "node_label_file")
if err != nil {
t.Fatalf("unexpected error creating node_label_file: %v", err)
}
f.Close()
if err := ioutil.WriteFile(f.Name(), []byte(content), 0600); err != nil {
t.Fatalf("unexpected error writing node label file: %v", err)
}
return f
}