Initial checkin of gRPC to third_party/

third_party/grpc/src/php/tests/unit_tests/TimevalTest.php

+<?php
+/*
+ *
+ * Copyright 2015-2016, 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.
+ *
+ */
+class TimevalTest extends PHPUnit_Framework_TestCase
+{
+    public function testCompareSame()
+    {
+        $zero = Grpc\Timeval::zero();
+        $this->assertSame(0, Grpc\Timeval::compare($zero, $zero));
+    }
+
+    public function testPastIsLessThanZero()
+    {
+        $zero = Grpc\Timeval::zero();
+        $past = Grpc\Timeval::infPast();
+        $this->assertLessThan(0, Grpc\Timeval::compare($past, $zero));
+        $this->assertGreaterThan(0, Grpc\Timeval::compare($zero, $past));
+    }
+
+    public function testFutureIsGreaterThanZero()
+    {
+        $zero = Grpc\Timeval::zero();
+        $future = Grpc\Timeval::infFuture();
+        $this->assertLessThan(0, Grpc\Timeval::compare($zero, $future));
+        $this->assertGreaterThan(0, Grpc\Timeval::compare($future, $zero));
+    }
+
+    /**
+     * @depends testFutureIsGreaterThanZero
+     */
+    public function testNowIsBetweenZeroAndFuture()
+    {
+        $zero = Grpc\Timeval::zero();
+        $future = Grpc\Timeval::infFuture();
+        $now = Grpc\Timeval::now();
+        $this->assertLessThan(0, Grpc\Timeval::compare($zero, $now));
+        $this->assertLessThan(0, Grpc\Timeval::compare($now, $future));
+    }
+
+    public function testNowAndAdd()
+    {
+        $now = Grpc\Timeval::now();
+        $delta = new Grpc\Timeval(1000);
+        $deadline = $now->add($delta);
+        $this->assertGreaterThan(0, Grpc\Timeval::compare($deadline, $now));
+    }
+
+    public function testNowAndSubtract()
+    {
+        $now = Grpc\Timeval::now();
+        $delta = new Grpc\Timeval(1000);
+        $deadline = $now->subtract($delta);
+        $this->assertLessThan(0, Grpc\Timeval::compare($deadline, $now));
+    }
+
+    public function testAddAndSubtract()
+    {
+        $now = Grpc\Timeval::now();
+        $delta = new Grpc\Timeval(1000);
+        $deadline = $now->add($delta);
+        $back_to_now = $deadline->subtract($delta);
+        $this->assertSame(0, Grpc\Timeval::compare($back_to_now, $now));
+    }
+
+    public function testSimilar()
+    {
+      $a = Grpc\Timeval::now();
+      $delta = new Grpc\Timeval(1000);
+      $b = $a->add($delta);
+      $thresh = new Grpc\Timeval(1100);
+      $this->assertTrue(Grpc\Timeval::similar($a, $b, $thresh));
+      $thresh = new Grpc\Timeval(900);
+      $this->assertFalse(Grpc\Timeval::similar($a, $b, $thresh));
+    }
+
+    public function testSleepUntil()
+    {
+        $curr_microtime = microtime(true);
+        $now = Grpc\Timeval::now();
+        $delta = new Grpc\Timeval(1000);
+        $deadline = $now->add($delta);
+        $deadline->sleepUntil();
+        $done_microtime = microtime(true);
+        $this->assertTrue(($done_microtime - $curr_microtime) > 0.0009);
+    }
+
+    /**
+     * @expectedException InvalidArgumentException
+     */
+    public function testConstructorInvalidParam()
+    {
+        $delta = new Grpc\Timeval('abc');
+    }
+
+    /**
+     * @expectedException InvalidArgumentException
+     */
+    public function testAddInvalidParam()
+    {
+        $a = Grpc\Timeval::now();
+        $a->add(1000);
+    }
+
+    /**
+     * @expectedException InvalidArgumentException
+     */
+    public function testSubtractInvalidParam()
+    {
+        $a = Grpc\Timeval::now();
+        $a->subtract(1000);
+    }
+
+    /**
+     * @expectedException InvalidArgumentException
+     */
+    public function testCompareInvalidParam()
+    {
+        $a = Grpc\Timeval::compare(1000, 1100);
+    }
+
+    /**
+     * @expectedException InvalidArgumentException
+     */
+    public function testSimilarInvalidParam()
+    {
+        $a = Grpc\Timeval::similar(1000, 1100, 1200);
+    }
+
+}