Revert "Move mojo edk into mojo/edk"

mojo/edk/system/waiter_list_unittest.cc

Index: mojo/edk/system/waiter_list_unittest.cc
diff --git a/mojo/edk/system/waiter_list_unittest.cc b/mojo/edk/system/waiter_list_unittest.cc
deleted file mode 100644
index 129df71528f7d61d5d459f9b610719136377178a..0000000000000000000000000000000000000000
--- a/mojo/edk/system/waiter_list_unittest.cc
+++ /dev/null
@@ -1,289 +0,0 @@
-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// NOTE(vtl): Some of these tests are inherently flaky (e.g., if run on a
-// heavily-loaded system). Sorry. |test::EpsilonTimeout()| may be increased to
-// increase tolerance and reduce observed flakiness (though doing so reduces the
-// meaningfulness of the test).
-
-#include "mojo/edk/system/waiter_list.h"
-
-#include "base/threading/platform_thread.h"  // For |Sleep()|.
-#include "base/time/time.h"
-#include "mojo/edk/system/handle_signals_state.h"
-#include "mojo/edk/system/test_utils.h"
-#include "mojo/edk/system/waiter.h"
-#include "mojo/edk/system/waiter_test_utils.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace mojo {
-namespace system {
-namespace {
-
-TEST(WaiterListTest, BasicCancel) {
-  MojoResult result;
-  uint32_t context;
-
-  // Cancel immediately after thread start.
-  {
-    WaiterList waiter_list;
-    test::SimpleWaiterThread thread(&result, &context);
-    waiter_list.AddWaiter(thread.waiter(), MOJO_HANDLE_SIGNAL_READABLE, 1);
-    thread.Start();
-    waiter_list.CancelAllWaiters();
-    // Double-remove okay:
-    waiter_list.RemoveWaiter(thread.waiter());
-  }  // Join |thread|.
-  EXPECT_EQ(MOJO_RESULT_CANCELLED, result);
-  EXPECT_EQ(1u, context);
-
-  // Cancel before after thread start.
-  {
-    WaiterList waiter_list;
-    test::SimpleWaiterThread thread(&result, &context);
-    waiter_list.AddWaiter(thread.waiter(), MOJO_HANDLE_SIGNAL_WRITABLE, 2);
-    waiter_list.CancelAllWaiters();
-    thread.Start();
-  }  // Join |thread|.
-  EXPECT_EQ(MOJO_RESULT_CANCELLED, result);
-  EXPECT_EQ(2u, context);
-
-  // Cancel some time after thread start.
-  {
-    WaiterList waiter_list;
-    test::SimpleWaiterThread thread(&result, &context);
-    waiter_list.AddWaiter(thread.waiter(), MOJO_HANDLE_SIGNAL_READABLE, 3);
-    thread.Start();
-    base::PlatformThread::Sleep(2 * test::EpsilonTimeout());
-    waiter_list.CancelAllWaiters();
-  }  // Join |thread|.
-  EXPECT_EQ(MOJO_RESULT_CANCELLED, result);
-  EXPECT_EQ(3u, context);
-}
-
-TEST(WaiterListTest, BasicAwakeSatisfied) {
-  MojoResult result;
-  uint32_t context;
-
-  // Awake immediately after thread start.
-  {
-    WaiterList waiter_list;
-    test::SimpleWaiterThread thread(&result, &context);
-    waiter_list.AddWaiter(thread.waiter(), MOJO_HANDLE_SIGNAL_READABLE, 1);
-    thread.Start();
-    waiter_list.AwakeWaitersForStateChange(HandleSignalsState(
-        MOJO_HANDLE_SIGNAL_READABLE,
-        MOJO_HANDLE_SIGNAL_READABLE | MOJO_HANDLE_SIGNAL_WRITABLE));
-    waiter_list.RemoveWaiter(thread.waiter());
-  }  // Join |thread|.
-  EXPECT_EQ(MOJO_RESULT_OK, result);
-  EXPECT_EQ(1u, context);
-
-  // Awake before after thread start.
-  {
-    WaiterList waiter_list;
-    test::SimpleWaiterThread thread(&result, &context);
-    waiter_list.AddWaiter(thread.waiter(), MOJO_HANDLE_SIGNAL_WRITABLE, 2);
-    waiter_list.AwakeWaitersForStateChange(HandleSignalsState(
-        MOJO_HANDLE_SIGNAL_WRITABLE,
-        MOJO_HANDLE_SIGNAL_READABLE | MOJO_HANDLE_SIGNAL_WRITABLE));
-    waiter_list.RemoveWaiter(thread.waiter());
-    // Double-remove okay:
-    waiter_list.RemoveWaiter(thread.waiter());
-    thread.Start();
-  }  // Join |thread|.
-  EXPECT_EQ(MOJO_RESULT_OK, result);
-  EXPECT_EQ(2u, context);
-
-  // Awake some time after thread start.
-  {
-    WaiterList waiter_list;
-    test::SimpleWaiterThread thread(&result, &context);
-    waiter_list.AddWaiter(thread.waiter(), MOJO_HANDLE_SIGNAL_READABLE, 3);
-    thread.Start();
-    base::PlatformThread::Sleep(2 * test::EpsilonTimeout());
-    waiter_list.AwakeWaitersForStateChange(HandleSignalsState(
-        MOJO_HANDLE_SIGNAL_READABLE,
-        MOJO_HANDLE_SIGNAL_READABLE | MOJO_HANDLE_SIGNAL_WRITABLE));
-    waiter_list.RemoveWaiter(thread.waiter());
-  }  // Join |thread|.
-  EXPECT_EQ(MOJO_RESULT_OK, result);
-  EXPECT_EQ(3u, context);
-}
-
-TEST(WaiterListTest, BasicAwakeUnsatisfiable) {
-  MojoResult result;
-  uint32_t context;
-
-  // Awake (for unsatisfiability) immediately after thread start.
-  {
-    WaiterList waiter_list;
-    test::SimpleWaiterThread thread(&result, &context);
-    waiter_list.AddWaiter(thread.waiter(), MOJO_HANDLE_SIGNAL_READABLE, 1);
-    thread.Start();
-    waiter_list.AwakeWaitersForStateChange(HandleSignalsState(
-        MOJO_HANDLE_SIGNAL_NONE, MOJO_HANDLE_SIGNAL_WRITABLE));
-    waiter_list.RemoveWaiter(thread.waiter());
-  }  // Join |thread|.
-  EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, result);
-  EXPECT_EQ(1u, context);
-
-  // Awake (for unsatisfiability) before after thread start.
-  {
-    WaiterList waiter_list;
-    test::SimpleWaiterThread thread(&result, &context);
-    waiter_list.AddWaiter(thread.waiter(), MOJO_HANDLE_SIGNAL_WRITABLE, 2);
-    waiter_list.AwakeWaitersForStateChange(HandleSignalsState(
-        MOJO_HANDLE_SIGNAL_READABLE, MOJO_HANDLE_SIGNAL_READABLE));
-    waiter_list.RemoveWaiter(thread.waiter());
-    thread.Start();
-  }  // Join |thread|.
-  EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, result);
-  EXPECT_EQ(2u, context);
-
-  // Awake (for unsatisfiability) some time after thread start.
-  {
-    WaiterList waiter_list;
-    test::SimpleWaiterThread thread(&result, &context);
-    waiter_list.AddWaiter(thread.waiter(), MOJO_HANDLE_SIGNAL_READABLE, 3);
-    thread.Start();
-    base::PlatformThread::Sleep(2 * test::EpsilonTimeout());
-    waiter_list.AwakeWaitersForStateChange(HandleSignalsState(
-        MOJO_HANDLE_SIGNAL_NONE, MOJO_HANDLE_SIGNAL_WRITABLE));
-    waiter_list.RemoveWaiter(thread.waiter());
-    // Double-remove okay:
-    waiter_list.RemoveWaiter(thread.waiter());
-  }  // Join |thread|.
-  EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, result);
-  EXPECT_EQ(3u, context);
-}
-
-TEST(WaiterListTest, MultipleWaiters) {
-  MojoResult result1;
-  MojoResult result2;
-  MojoResult result3;
-  MojoResult result4;
-  uint32_t context1;
-  uint32_t context2;
-  uint32_t context3;
-  uint32_t context4;
-
-  // Cancel two waiters.
-  {
-    WaiterList waiter_list;
-    test::SimpleWaiterThread thread1(&result1, &context1);
-    waiter_list.AddWaiter(thread1.waiter(), MOJO_HANDLE_SIGNAL_READABLE, 1);
-    thread1.Start();
-    test::SimpleWaiterThread thread2(&result2, &context2);
-    waiter_list.AddWaiter(thread2.waiter(), MOJO_HANDLE_SIGNAL_WRITABLE, 2);
-    thread2.Start();
-    base::PlatformThread::Sleep(2 * test::EpsilonTimeout());
-    waiter_list.CancelAllWaiters();
-  }  // Join threads.
-  EXPECT_EQ(MOJO_RESULT_CANCELLED, result1);
-  EXPECT_EQ(1u, context1);
-  EXPECT_EQ(MOJO_RESULT_CANCELLED, result2);
-  EXPECT_EQ(2u, context2);
-
-  // Awake one waiter, cancel other.
-  {
-    WaiterList waiter_list;
-    test::SimpleWaiterThread thread1(&result1, &context1);
-    waiter_list.AddWaiter(thread1.waiter(), MOJO_HANDLE_SIGNAL_READABLE, 3);
-    thread1.Start();
-    test::SimpleWaiterThread thread2(&result2, &context2);
-    waiter_list.AddWaiter(thread2.waiter(), MOJO_HANDLE_SIGNAL_WRITABLE, 4);
-    thread2.Start();
-    base::PlatformThread::Sleep(2 * test::EpsilonTimeout());
-    waiter_list.AwakeWaitersForStateChange(HandleSignalsState(
-        MOJO_HANDLE_SIGNAL_READABLE,
-        MOJO_HANDLE_SIGNAL_READABLE | MOJO_HANDLE_SIGNAL_WRITABLE));
-    waiter_list.RemoveWaiter(thread1.waiter());
-    waiter_list.CancelAllWaiters();
-  }  // Join threads.
-  EXPECT_EQ(MOJO_RESULT_OK, result1);
-  EXPECT_EQ(3u, context1);
-  EXPECT_EQ(MOJO_RESULT_CANCELLED, result2);
-  EXPECT_EQ(4u, context2);
-
-  // Cancel one waiter, awake other for unsatisfiability.
-  {
-    WaiterList waiter_list;
-    test::SimpleWaiterThread thread1(&result1, &context1);
-    waiter_list.AddWaiter(thread1.waiter(), MOJO_HANDLE_SIGNAL_READABLE, 5);
-    thread1.Start();
-    test::SimpleWaiterThread thread2(&result2, &context2);
-    waiter_list.AddWaiter(thread2.waiter(), MOJO_HANDLE_SIGNAL_WRITABLE, 6);
-    thread2.Start();
-    base::PlatformThread::Sleep(2 * test::EpsilonTimeout());
-    waiter_list.AwakeWaitersForStateChange(HandleSignalsState(
-        MOJO_HANDLE_SIGNAL_NONE, MOJO_HANDLE_SIGNAL_READABLE));
-    waiter_list.RemoveWaiter(thread2.waiter());
-    waiter_list.CancelAllWaiters();
-  }  // Join threads.
-  EXPECT_EQ(MOJO_RESULT_CANCELLED, result1);
-  EXPECT_EQ(5u, context1);
-  EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, result2);
-  EXPECT_EQ(6u, context2);
-
-  // Cancel one waiter, awake other for unsatisfiability.
-  {
-    WaiterList waiter_list;
-    test::SimpleWaiterThread thread1(&result1, &context1);
-    waiter_list.AddWaiter(thread1.waiter(), MOJO_HANDLE_SIGNAL_READABLE, 7);
-    thread1.Start();
-
-    base::PlatformThread::Sleep(1 * test::EpsilonTimeout());
-
-    // Should do nothing.
-    waiter_list.AwakeWaitersForStateChange(HandleSignalsState(
-        MOJO_HANDLE_SIGNAL_NONE,
-        MOJO_HANDLE_SIGNAL_READABLE | MOJO_HANDLE_SIGNAL_WRITABLE));
-
-    test::SimpleWaiterThread thread2(&result2, &context2);
-    waiter_list.AddWaiter(thread2.waiter(), MOJO_HANDLE_SIGNAL_WRITABLE, 8);
-    thread2.Start();
-
-    base::PlatformThread::Sleep(1 * test::EpsilonTimeout());
-
-    // Awake #1.
-    waiter_list.AwakeWaitersForStateChange(HandleSignalsState(
-        MOJO_HANDLE_SIGNAL_READABLE,
-        MOJO_HANDLE_SIGNAL_READABLE | MOJO_HANDLE_SIGNAL_WRITABLE));
-    waiter_list.RemoveWaiter(thread1.waiter());
-
-    base::PlatformThread::Sleep(1 * test::EpsilonTimeout());
-
-    test::SimpleWaiterThread thread3(&result3, &context3);
-    waiter_list.AddWaiter(thread3.waiter(), MOJO_HANDLE_SIGNAL_WRITABLE, 9);
-    thread3.Start();
-
-    test::SimpleWaiterThread thread4(&result4, &context4);
-    waiter_list.AddWaiter(thread4.waiter(), MOJO_HANDLE_SIGNAL_READABLE, 10);
-    thread4.Start();
-
-    base::PlatformThread::Sleep(1 * test::EpsilonTimeout());
-
-    // Awake #2 and #3 for unsatisfiability.
-    waiter_list.AwakeWaitersForStateChange(HandleSignalsState(
-        MOJO_HANDLE_SIGNAL_NONE, MOJO_HANDLE_SIGNAL_READABLE));
-    waiter_list.RemoveWaiter(thread2.waiter());
-    waiter_list.RemoveWaiter(thread3.waiter());
-
-    // Cancel #4.
-    waiter_list.CancelAllWaiters();
-  }  // Join threads.
-  EXPECT_EQ(MOJO_RESULT_OK, result1);
-  EXPECT_EQ(7u, context1);
-  EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, result2);
-  EXPECT_EQ(8u, context2);
-  EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, result3);
-  EXPECT_EQ(9u, context3);
-  EXPECT_EQ(MOJO_RESULT_CANCELLED, result4);
-  EXPECT_EQ(10u, context4);
-}
-
-}  // namespace
-}  // namespace system
-}  // namespace mojo