function PoHeaderTest::testPluralsFormula

Tests that plural expressions are evaluated correctly.

Validate that the given plural expressions is evaluated with the correct plural formula.

@dataProvider providerTestPluralsFormula

Parameters

string $plural: The plural expression.

array $expected: Array of expected plural positions keyed by plural value.

File

core/tests/Drupal/Tests/Component/Gettext/PoHeaderTest.php, line 30

Class

PoHeaderTest

Unit tests for the Gettext PO file header handling features.

Namespace

Code

public function testPluralsFormula($plural, $expected) {
    $p = new PoHeader();
    $parsed = $p->parsePluralForms($plural);
    [
        $nplurals,
        $new_plural,
    ] = $parsed;
    foreach ($expected as $number => $plural_form) {
        $result = $new_plural[$number] ?? $new_plural['default'];
        $this->assertEquals($result, $plural_form, 'Difference found at ' . $number . ': ' . $plural_form . ' versus ' . $result);
    }
}