xref: /third_party/jerryscript/tests/unit-core/test-number-to-string.cpp

/* Copyright JS Foundation and other contributors, http://js.foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "ecma-globals.h"
extern "C"
{
  #include "ecma-helpers.h"
}

#include "test-common.h"
#include <gtest/gtest.h>
/**
 * Unit test's main function.
 */
class NumberToStringsTest : public testing::Test{
public:
    static void SetUpTestCase()
    {
        GTEST_LOG_(INFO) << "NumberToStringsTest SetUpTestCase";
    }

    static void TearDownTestCase()
    {
        GTEST_LOG_(INFO) << "NumberToStringsTest TearDownTestCase";
    }

    void SetUp() override {}
    void TearDown() override {}

};
HWTEST_F(NumberToStringsTest, Test001, testing::ext::TestSize.Level1)
{
  TEST_INIT ();

  const lit_utf8_byte_t *strings[] =
  {
    (const lit_utf8_byte_t *) "1",
    (const lit_utf8_byte_t *) "0.5",
    (const lit_utf8_byte_t *) "12345",
    (const lit_utf8_byte_t *) "12345.123",
    (const lit_utf8_byte_t *) "1e-45",
    (const lit_utf8_byte_t *) "-2.5e+38",
    (const lit_utf8_byte_t *) "NaN",
    (const lit_utf8_byte_t *) "Infinity",
    (const lit_utf8_byte_t *) "-Infinity",
    (const lit_utf8_byte_t *) "0",
    (const lit_utf8_byte_t *) "0",
  };

  const ecma_number_t nums[] =
  {
    (ecma_number_t) 1.0,
    (ecma_number_t) 0.5,
    (ecma_number_t) 12345.0,
    (ecma_number_t) 12345.123,
    (ecma_number_t) 1.0e-45,
    (ecma_number_t) -2.5e+38,
    (ecma_number_t) NAN,
    (ecma_number_t) INFINITY,
    (ecma_number_t) -INFINITY,
    (ecma_number_t) +0.0,
    (ecma_number_t) -0.0
  };

  for (uint32_t i = 0;
       i < sizeof (nums) / sizeof (nums[0]);
       i++)
  {
    lit_utf8_byte_t str[64];

    lit_utf8_size_t str_size = ecma_number_to_utf8_string (nums[i], str, sizeof (str));

    if (strncmp ((char *) str, (char *) strings[i], str_size) != 0)
    {
      return;
    }
  }
  return;
}