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/*
* Copyright 2004 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <string>
#include "webrtc/base/gunit.h"
#include "webrtc/base/helpers.h"
#include "webrtc/base/ssladapter.h"
namespace rtc {
class RandomTest : public testing::Test {};
TEST_F(RandomTest, TestCreateRandomId) {
CreateRandomId();
}
TEST_F(RandomTest, TestCreateRandomDouble) {
for (int i = 0; i < 100; ++i) {
double r = CreateRandomDouble();
EXPECT_GE(r, 0.0);
EXPECT_LT(r, 1.0);
}
}
TEST_F(RandomTest, TestCreateNonZeroRandomId) {
EXPECT_NE(0U, CreateRandomNonZeroId());
}
TEST_F(RandomTest, TestCreateRandomString) {
std::string random = CreateRandomString(256);
EXPECT_EQ(256U, random.size());
std::string random2;
EXPECT_TRUE(CreateRandomString(256, &random2));
EXPECT_NE(random, random2);
EXPECT_EQ(256U, random2.size());
}
TEST_F(RandomTest, TestCreateRandomForTest) {
// Make sure we get the output we expect.
SetRandomTestMode(true);
EXPECT_EQ(2154761789U, CreateRandomId());
EXPECT_EQ("h0ISP4S5SJKH/9EY", CreateRandomString(16));
// Reset and make sure we get the same output.
SetRandomTestMode(true);
EXPECT_EQ(2154761789U, CreateRandomId());
EXPECT_EQ("h0ISP4S5SJKH/9EY", CreateRandomString(16));
// Test different character sets.
SetRandomTestMode(true);
std::string str;
EXPECT_TRUE(CreateRandomString(16, "a", &str));
EXPECT_EQ("aaaaaaaaaaaaaaaa", str);
EXPECT_TRUE(CreateRandomString(16, "abc", &str));
EXPECT_EQ("acbccaaaabbaacbb", str);
// Turn off test mode for other tests.
SetRandomTestMode(false);
}
} // namespace rtc
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