7bbd0bfe51
R=bmeurer@chromium.org, clemensh@chromium.org, jkummerow@chromium.org, sigurds@chromium.org, ulan@chromium.org, verwaest@chromium.org Bug: v8:9247 Change-Id: I153a6bbfc55989fe7a86c052f95c5cb8ee61e841 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1613244 Commit-Queue: Yang Guo <yangguo@chromium.org> Auto-Submit: Yang Guo <yangguo@chromium.org> Reviewed-by: Sigurd Schneider <sigurds@chromium.org> Reviewed-by: Jakob Kummerow <jkummerow@chromium.org> Reviewed-by: Clemens Hammacher <clemensh@chromium.org> Reviewed-by: Ulan Degenbaev <ulan@chromium.org> Reviewed-by: Jakob Gruber <jgruber@chromium.org> Reviewed-by: Toon Verwaest <verwaest@chromium.org> Cr-Commit-Position: refs/heads/master@{#61557}
77 lines
2.1 KiB
C++
77 lines
2.1 KiB
C++
// Copyright 2016 the V8 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.
|
|
|
|
#include "src/v8.h"
|
|
|
|
#include "src/numbers/conversions.h"
|
|
#include "test/unittests/test-utils.h"
|
|
|
|
namespace v8 {
|
|
namespace internal {
|
|
namespace interpreter {
|
|
|
|
class ConversionsTest : public ::testing::Test {
|
|
public:
|
|
ConversionsTest() = default;
|
|
~ConversionsTest() override = default;
|
|
|
|
SourcePosition toPos(int offset) {
|
|
return SourcePosition(offset, offset % 10 - 1);
|
|
}
|
|
};
|
|
|
|
// Some random offsets, mostly at 'suspicious' bit boundaries.
|
|
|
|
struct IntStringPair {
|
|
int integer;
|
|
std::string string;
|
|
};
|
|
|
|
static IntStringPair int_pairs[] = {{0, "0"},
|
|
{101, "101"},
|
|
{-1, "-1"},
|
|
{1024, "1024"},
|
|
{200000, "200000"},
|
|
{-1024, "-1024"},
|
|
{-200000, "-200000"},
|
|
{kMinInt, "-2147483648"},
|
|
{kMaxInt, "2147483647"}};
|
|
|
|
TEST_F(ConversionsTest, IntToCString) {
|
|
std::unique_ptr<char[]> buf(new char[4096]);
|
|
|
|
for (size_t i = 0; i < arraysize(int_pairs); i++) {
|
|
ASSERT_STREQ(IntToCString(int_pairs[i].integer, {buf.get(), 4096}),
|
|
int_pairs[i].string.c_str());
|
|
}
|
|
}
|
|
|
|
struct DoubleStringPair {
|
|
double number;
|
|
std::string string;
|
|
};
|
|
|
|
static DoubleStringPair double_pairs[] = {
|
|
{0.0, "0"},
|
|
{kMinInt, "-2147483648"},
|
|
{kMaxInt, "2147483647"},
|
|
// ES section 7.1.12.1 #sec-tostring-applied-to-the-number-type:
|
|
// -0.0 is stringified to "0".
|
|
{-0.0, "0"},
|
|
{1.1, "1.1"},
|
|
{0.1, "0.1"}};
|
|
|
|
TEST_F(ConversionsTest, DoubleToCString) {
|
|
std::unique_ptr<char[]> buf(new char[4096]);
|
|
|
|
for (size_t i = 0; i < arraysize(double_pairs); i++) {
|
|
ASSERT_STREQ(DoubleToCString(double_pairs[i].number, {buf.get(), 4096}),
|
|
double_pairs[i].string.c_str());
|
|
}
|
|
}
|
|
|
|
} // namespace interpreter
|
|
} // namespace internal
|
|
} // namespace v8
|