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Unified Diff: test/cctest/test-gc-tracer.cc

Issue 1830723004: Refactor the ring buffer in GCTracer. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fix cast Created 4 years, 9 months ago
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Index: test/cctest/test-gc-tracer.cc
diff --git a/test/cctest/test-gc-tracer.cc b/test/cctest/test-gc-tracer.cc
deleted file mode 100644
index 1289ec5cea958a714b9a29d744bdf79fd6eb6057..0000000000000000000000000000000000000000
--- a/test/cctest/test-gc-tracer.cc
+++ /dev/null
@@ -1,124 +0,0 @@
-// Copyright 2014 the V8 project authors. 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.
-
-#include <stdlib.h>
-#include <utility>
-
-#include "src/heap/gc-tracer.h"
-#include "test/cctest/cctest.h"
-
-using namespace v8::internal;
-
-TEST(RingBufferPartialFill) {
- const int max_size = 6;
- typedef RingBuffer<int, max_size>::const_iterator Iter;
- RingBuffer<int, max_size> ring_buffer;
- CHECK(ring_buffer.empty());
- CHECK_EQ(static_cast<int>(ring_buffer.size()), 0);
- CHECK(ring_buffer.begin() == ring_buffer.end());
-
- // Fill ring_buffer partially: [0, 1, 2]
- for (int i = 0; i < max_size / 2; i++) ring_buffer.push_back(i);
-
- CHECK(!ring_buffer.empty());
- CHECK(static_cast<int>(ring_buffer.size()) == max_size / 2);
- CHECK(ring_buffer.begin() != ring_buffer.end());
-
- // Test forward itartion
- int i = 0;
- for (Iter iter = ring_buffer.begin(); iter != ring_buffer.end(); ++iter) {
- CHECK(*iter == i);
- ++i;
- }
- CHECK_EQ(i, 3); // one past last element.
-
- // Test backward iteration
- i = 2;
- Iter iter = ring_buffer.back();
- while (true) {
- CHECK(*iter == i);
- if (iter == ring_buffer.begin()) break;
- --iter;
- --i;
- }
- CHECK_EQ(i, 0);
-}
-
-
-TEST(RingBufferWrapAround) {
- const int max_size = 6;
- typedef RingBuffer<int, max_size>::const_iterator Iter;
- RingBuffer<int, max_size> ring_buffer;
-
- // Fill ring_buffer (wrap around): [9, 10, 11, 12, 13, 14]
- for (int i = 0; i < 2 * max_size + 3; i++) ring_buffer.push_back(i);
-
- CHECK(!ring_buffer.empty());
- CHECK(static_cast<int>(ring_buffer.size()) == max_size);
- CHECK(ring_buffer.begin() != ring_buffer.end());
-
- // Test forward iteration
- int i = 9;
- for (Iter iter = ring_buffer.begin(); iter != ring_buffer.end(); ++iter) {
- CHECK(*iter == i);
- ++i;
- }
- CHECK_EQ(i, 15); // one past last element.
-
- // Test backward iteration
- i = 14;
- Iter iter = ring_buffer.back();
- while (true) {
- CHECK(*iter == i);
- if (iter == ring_buffer.begin()) break;
- --iter;
- --i;
- }
- CHECK_EQ(i, 9);
-}
-
-
-TEST(RingBufferPushFront) {
- const int max_size = 6;
- typedef RingBuffer<int, max_size>::const_iterator Iter;
- RingBuffer<int, max_size> ring_buffer;
-
- // Fill ring_buffer (wrap around): [14, 13, 12, 11, 10, 9]
- for (int i = 0; i < 2 * max_size + 3; i++) ring_buffer.push_front(i);
-
- CHECK(!ring_buffer.empty());
- CHECK(static_cast<int>(ring_buffer.size()) == max_size);
- CHECK(ring_buffer.begin() != ring_buffer.end());
-
- // Test forward iteration
- int i = 14;
- for (Iter iter = ring_buffer.begin(); iter != ring_buffer.end(); ++iter) {
- CHECK(*iter == i);
- --i;
- }
- CHECK_EQ(i, 8); // one past last element.
-}
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