Task Scheduler.

base/task_scheduler/sequence_sort_key_unittest.cc

Index: base/task_scheduler/sequence_sort_key_unittest.cc
diff --git a/base/task_scheduler/sequence_sort_key_unittest.cc b/base/task_scheduler/sequence_sort_key_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..8a6b4851ed4a22a0a807d6f485c2a9e7683a7f4b
--- /dev/null
+++ b/base/task_scheduler/sequence_sort_key_unittest.cc
@@ -0,0 +1,72 @@
+// Copyright 2016 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.
+
+#include "base/task_scheduler/sequence_sort_key.h"
+
+#include "base/task_scheduler/task_traits.h"
+#include "base/time/time.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace base {
+namespace task_scheduler {
+
+TEST(TaskSchedulerSequenceSortKeyTest, Comparison) {
+  SequenceSortKey key_a(TaskPriority::USER_BLOCKING,
+                        TimeTicks::FromInternalValue(0));
+  SequenceSortKey key_b(TaskPriority::USER_BLOCKING,
+                        TimeTicks::FromInternalValue(1));
+  SequenceSortKey key_c(TaskPriority::USER_VISIBLE,
+                        TimeTicks::FromInternalValue(0));
+  SequenceSortKey key_d(TaskPriority::USER_VISIBLE,
+                        TimeTicks::FromInternalValue(1));
+  SequenceSortKey key_e(TaskPriority::BACKGROUND,
+                        TimeTicks::FromInternalValue(0));
+  SequenceSortKey key_f(TaskPriority::BACKGROUND,
+                        TimeTicks::FromInternalValue(1));
+
+  EXPECT_FALSE(key_a < key_a);
+  EXPECT_LT(key_b, key_a);
+  EXPECT_LT(key_c, key_a);
+  EXPECT_LT(key_d, key_a);
+  EXPECT_LT(key_e, key_a);
+  EXPECT_LT(key_f, key_a);
+
+  EXPECT_FALSE(key_a < key_b);
+  EXPECT_FALSE(key_b < key_b);
+  EXPECT_LT(key_c, key_b);
+  EXPECT_LT(key_d, key_b);
+  EXPECT_LT(key_e, key_b);
+  EXPECT_LT(key_f, key_b);
+
+  EXPECT_FALSE(key_a < key_c);
+  EXPECT_FALSE(key_b < key_c);
+  EXPECT_FALSE(key_c < key_c);
+  EXPECT_LT(key_d, key_c);
+  EXPECT_LT(key_e, key_c);
+  EXPECT_LT(key_f, key_c);
+
+  EXPECT_FALSE(key_a < key_d);
+  EXPECT_FALSE(key_b < key_d);
+  EXPECT_FALSE(key_c < key_d);
+  EXPECT_FALSE(key_d < key_d);
+  EXPECT_LT(key_e, key_d);
+  EXPECT_LT(key_f, key_d);
+
+  EXPECT_FALSE(key_a < key_e);
+  EXPECT_FALSE(key_b < key_e);
+  EXPECT_FALSE(key_c < key_e);
+  EXPECT_FALSE(key_d < key_e);
+  EXPECT_FALSE(key_e < key_e);
+  EXPECT_LT(key_f, key_e);
+
+  EXPECT_FALSE(key_a < key_f);
+  EXPECT_FALSE(key_b < key_f);
+  EXPECT_FALSE(key_c < key_f);
+  EXPECT_FALSE(key_d < key_f);
+  EXPECT_FALSE(key_e < key_f);
+  EXPECT_FALSE(key_f < key_f);
+}
+
+}  // namespace task_scheduler
+}  // namespace base