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dex/vendor/google.golang.org/grpc/clientconn_test.go
2016-07-31 23:26:27 -07:00

127 lines
4.4 KiB
Go

/*
*
* Copyright 2014, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
package grpc
import (
"testing"
"time"
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/credentials/oauth"
)
const tlsDir = "testdata/"
func TestDialTimeout(t *testing.T) {
conn, err := Dial("Non-Existent.Server:80", WithTimeout(time.Millisecond), WithBlock(), WithInsecure())
if err == nil {
conn.Close()
}
if err != ErrClientConnTimeout {
t.Fatalf("Dial(_, _) = %v, %v, want %v", conn, err, ErrClientConnTimeout)
}
}
func TestTLSDialTimeout(t *testing.T) {
creds, err := credentials.NewClientTLSFromFile(tlsDir+"ca.pem", "x.test.youtube.com")
if err != nil {
t.Fatalf("Failed to create credentials %v", err)
}
conn, err := Dial("Non-Existent.Server:80", WithTransportCredentials(creds), WithTimeout(time.Millisecond), WithBlock())
if err == nil {
conn.Close()
}
if err != ErrClientConnTimeout {
t.Fatalf("grpc.Dial(_, _) = %v, %v, want %v", conn, err, ErrClientConnTimeout)
}
}
func TestCredentialsMisuse(t *testing.T) {
tlsCreds, err := credentials.NewClientTLSFromFile(tlsDir+"ca.pem", "x.test.youtube.com")
if err != nil {
t.Fatalf("Failed to create authenticator %v", err)
}
// Two conflicting credential configurations
if _, err := Dial("Non-Existent.Server:80", WithTransportCredentials(tlsCreds), WithTimeout(time.Millisecond), WithBlock(), WithInsecure()); err != errCredentialsConflict {
t.Fatalf("Dial(_, _) = _, %v, want _, %v", err, errCredentialsConflict)
}
rpcCreds, err := oauth.NewJWTAccessFromKey(nil)
if err != nil {
t.Fatalf("Failed to create credentials %v", err)
}
// security info on insecure connection
if _, err := Dial("Non-Existent.Server:80", WithPerRPCCredentials(rpcCreds), WithTimeout(time.Millisecond), WithBlock(), WithInsecure()); err != errTransportCredentialsMissing {
t.Fatalf("Dial(_, _) = _, %v, want _, %v", err, errTransportCredentialsMissing)
}
}
func TestWithBackoffConfigDefault(t *testing.T) {
testBackoffConfigSet(t, &DefaultBackoffConfig)
}
func TestWithBackoffConfig(t *testing.T) {
b := BackoffConfig{MaxDelay: DefaultBackoffConfig.MaxDelay / 2}
expected := b
setDefaults(&expected) // defaults should be set
testBackoffConfigSet(t, &expected, WithBackoffConfig(b))
}
func TestWithBackoffMaxDelay(t *testing.T) {
md := DefaultBackoffConfig.MaxDelay / 2
expected := BackoffConfig{MaxDelay: md}
setDefaults(&expected)
testBackoffConfigSet(t, &expected, WithBackoffMaxDelay(md))
}
func testBackoffConfigSet(t *testing.T, expected *BackoffConfig, opts ...DialOption) {
opts = append(opts, WithInsecure())
conn, err := Dial("foo:80", opts...)
if err != nil {
t.Fatalf("unexpected error dialing connection: %v", err)
}
if conn.dopts.bs == nil {
t.Fatalf("backoff config not set")
}
actual, ok := conn.dopts.bs.(BackoffConfig)
if !ok {
t.Fatalf("unexpected type of backoff config: %#v", conn.dopts.bs)
}
if actual != *expected {
t.Fatalf("unexpected backoff config on connection: %v, want %v", actual, expected)
}
}