function IntlTest::testFormatAmount in Currency 8.3

@covers ::formatAmount

File

modules/currency_intl/tests/src/Unit/Plugin/Currency/AmountFormatter/IntlTest.php, line 69

Class

IntlTest

@coversDefaultClass \Drupal\currency_intl\Plugin\Currency\AmountFormatter\Intl

Namespace

Drupal\Tests\currency_intl\Unit\Plugin\Currency\AmountFormatter

Code

function testFormatAmount() {
  $locale = 'nl_NL';
  $pattern = '¤-#,##0.00¤¤';
  $decimal_separator = '@';
  $grouping_separator = '%';
  $currency_locale = $this
    ->createMock(CurrencyLocaleInterface::class);
  $currency_locale
    ->expects($this
    ->any())
    ->method('getLocale')
    ->willReturn($locale);
  $currency_locale
    ->expects($this
    ->any())
    ->method('getPattern')
    ->willReturn($pattern);
  $currency_locale
    ->expects($this
    ->any())
    ->method('getDecimalSeparator')
    ->willReturn($decimal_separator);
  $currency_locale
    ->expects($this
    ->any())
    ->method('getGroupingSeparator')
    ->willReturn($grouping_separator);
  $this->localeResolver
    ->expects($this
    ->any())
    ->method('resolveCurrencyLocale')
    ->willReturn($currency_locale);

  // ICU, the C library that PHP's Intl extension uses for formatting, is
  // known to have trouble formatting combinations of currencies and locales
  // that it does not know. In order to make sure this works, test such a
  // combination, such as the Ukrainian Hryvnia (UAH) with Dutch, Netherlands
  // (nl_NL).
  $currency_sign = '₴';
  $currency_code = 'UAH';
  $currency = $this
    ->createMock(CurrencyInterface::class);
  $currency
    ->expects($this
    ->any())
    ->method('getCurrencyCode')
    ->willReturn($currency_code);
  $currency
    ->expects($this
    ->any())
    ->method('getSign')
    ->willReturn($currency_sign);
  $results = array(
    // An amount with no decimals should be formatted without decimals and
    // decimal separator.
    '123' => '₴-123UAH',
    // An amount with three groupings should have two grouping separators. All
    // of its three decimals should be formatted, even if the currency only
    // has two.
    '1234567.890' => '₴-1%234%567@890UAH',
    // An amount with only one decimal should be formatted with only one.
    '.3' => '₴-0@3UAH',
  );
  foreach ($results as $amount => $expected) {
    $formatted = $this->formatter
      ->formatAmount($currency, $amount);
    $this
      ->assertSame($expected, $formatted);
  }
}