xref: /third_party/jerryscript/tests/unit-core/test-string-to-number.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.
 */
extern "C"
{
  #include "lit-strings.h"
  #include "ecma-helpers.h"
}

#include "ecma-globals.h"
#include "jerryscript.h"
#include "test-common.h"
#include <gtest/gtest.h>

/**
 * Unit test's main function.
 */
class StringToNumberTest : public testing::Test{
public:
    static void SetUpTestCase()
    {
        GTEST_LOG_(INFO) << "StringToNumberTest SetUpTestCase";
    }

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

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

};

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

  const jerry_char_t *strings[] =
  {
    (const jerry_char_t *) "1",
    (const jerry_char_t *) "0.5",
    (const jerry_char_t *) "12345",
    (const jerry_char_t *) "1e-45",
    (const jerry_char_t *) "-2.5e+38",
    (const jerry_char_t *) "-2.5e38",
    (const jerry_char_t *) "- 2.5e+38",
    (const jerry_char_t *) "-2 .5e+38",
    (const jerry_char_t *) "-2. 5e+38",
    (const jerry_char_t *) "-2.5e+ 38",
    (const jerry_char_t *) "-2.5 e+38",
    (const jerry_char_t *) "-2.5e +38",
    (const jerry_char_t *) "NaN",
    (const jerry_char_t *) "abc",
    (const jerry_char_t *) "   Infinity  ",
    (const jerry_char_t *) "-Infinity",
    (const jerry_char_t *) "0",
    (const jerry_char_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) 1.0e-45,
    (ecma_number_t) -2.5e+38,
    (ecma_number_t) -2.5e+38,
    (ecma_number_t) NAN,
    (ecma_number_t) NAN,
    (ecma_number_t) NAN,
    (ecma_number_t) NAN,
    (ecma_number_t) NAN,
    (ecma_number_t) NAN,
    (ecma_number_t) NAN,
    (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++)
  {
    ecma_number_t num = ecma_utf8_string_to_number (strings[i], lit_zt_utf8_string_size (strings[i]));

    if (num != nums[i]
        && (!ecma_number_is_nan (num)
            || !ecma_number_is_nan (nums[i])))
    {
      return;
    }
  }

  return;
}