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[10.x] Implement Test Coverage for Str::convertCase Method #48730

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merged 1 commit into from Oct 16, 2023
Merged

[10.x] Implement Test Coverage for Str::convertCase Method #48730

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23 changes: 23 additions & 0 deletions tests/Support/SupportStrTest.php
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Expand Up @@ -302,6 +302,29 @@ public function testStrContainsAll($haystack, $needles, $expected, $ignoreCase =
$this->assertEquals($expected, Str::containsAll($haystack, $needles, $ignoreCase));
}

public function testConvertCase()
{
// Upper Case Conversion
$this->assertSame('HELLO', Str::convertCase('hello', MB_CASE_UPPER));
$this->assertSame('WORLD', Str::convertCase('WORLD', MB_CASE_UPPER));

// Lower Case Conversion
$this->assertSame('hello', Str::convertCase('HELLO', MB_CASE_LOWER));
$this->assertSame('world', Str::convertCase('WORLD', MB_CASE_LOWER));

// Case Folding
$this->assertSame('hello', Str::convertCase('HeLLo', MB_CASE_FOLD));
$this->assertSame('world', Str::convertCase('WoRLD', MB_CASE_FOLD));

// Multi-byte String
$this->assertSame('ÜÖÄ', Str::convertCase('üöä', MB_CASE_UPPER, 'UTF-8'));
$this->assertSame('üöä', Str::convertCase('ÜÖÄ', MB_CASE_LOWER, 'UTF-8'));

// Unsupported Mode
$this->expectException(\ValueError::class);
Str::convertCase('Hello', -1);
}

public function testParseCallback()
{
$this->assertEquals(['Class', 'method'], Str::parseCallback('Class@method', 'foo'));
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