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<?php |
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namespace Signify\SecurityChecker\Tests; |
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use PHPUnit\Framework\TestCase; |
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use Signify\SecurityChecker\StringUtil; |
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final class StringUtilTest extends TestCase |
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{ |
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public const TEST_STRING = 'this is a string to test'; |
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public function testStartsWith(): void |
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{ |
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// Single string comparison. |
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$result = StringUtil::startsWith(self::TEST_STRING, 'this '); |
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$this->assertTrue($result); |
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// Compare with two strings that match. |
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$result = StringUtil::startsWith(self::TEST_STRING, ['this ', 'this is']); |
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$this->assertTrue($result); |
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// Compare with one string that matches, and one that doesn't. |
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$result = StringUtil::startsWith(self::TEST_STRING, ['not start', 'thi']); |
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$this->assertTrue($result); |
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// Same as above but checking that order doesn't matter. |
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$result = StringUtil::startsWith(self::TEST_STRING, ['this is', 'not start']); |
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$this->assertTrue($result); |
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// Test empty comparator. |
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$result = StringUtil::startsWith(self::TEST_STRING, ''); |
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$this->assertTrue($result); |
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} |
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public function testDoesntStartWith(): void |
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{ |
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// Single string comparison. |
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$result = StringUtil::startsWith(self::TEST_STRING, 'not the start'); |
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$this->assertFalse($result); |
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// Check case sensitivity. |
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$result = StringUtil::startsWith(self::TEST_STRING, 'This'); |
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$this->assertFalse($result); |
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// Compare with multiple strings that don't match. |
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$result = StringUtil::startsWith(self::TEST_STRING, ['This', 'something else']); |
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$this->assertFalse($result); |
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} |
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public function testEndsWith(): void |
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{ |
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// Single string comparison. |
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$result = StringUtil::endsWith(self::TEST_STRING, 'test'); |
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$this->assertTrue($result); |
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// Compare with two strings that match. |
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$result = StringUtil::endsWith(self::TEST_STRING, ['test', 'g to test']); |
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$this->assertTrue($result); |
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// Compare with one string that matches, and one that doesn't. |
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$result = StringUtil::endsWith(self::TEST_STRING, ['not end', 'est']); |
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$this->assertTrue($result); |
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// Same as above but checking that order doesn't matter. |
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$result = StringUtil::endsWith(self::TEST_STRING, ['to test', 'not end']); |
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$this->assertTrue($result); |
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// Test empty comparator. |
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$result = StringUtil::endsWith(self::TEST_STRING, ''); |
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$this->assertTrue($result); |
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} |
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public function testDoesntEndWith(): void |
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{ |
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// Single string comparison. |
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$result = StringUtil::endsWith(self::TEST_STRING, 'not the end'); |
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$this->assertFalse($result); |
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// Check case sensitivity. |
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$result = StringUtil::endsWith(self::TEST_STRING, 'Test'); |
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$this->assertFalse($result); |
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// Compare with multiple strings that don't match. |
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$result = StringUtil::endsWith(self::TEST_STRING, ['Test', 'something else']); |
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$this->assertFalse($result); |
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} |
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public function testRemoveFromStart(): void |
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{ |
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// Remove a single string. |
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$result = StringUtil::removeFromStart(self::TEST_STRING, 'this is'); |
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$this->assertSame(' a string to test', $result); |
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// Remove multiple strings in succession. |
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$result = StringUtil::removeFromStart(self::TEST_STRING, ['this is', ' a string ']); |
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$this->assertSame('to test', $result); |
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// Check that the strings are removed in order. |
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$result = StringUtil::removeFromStart(self::TEST_STRING, ['this is', 'this is a ']); |
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$this->assertSame(' a string to test', $result); |
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// Check that only strings that fully match are removed (no removal by strlen if no match). |
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$result = StringUtil::removeFromStart(self::TEST_STRING, ['this match', 'this ']); |
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$this->assertSame('is a string to test', $result); |
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} |
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public function testDontRemoveFromStart(): void |
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{ |
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// Don't remove a single string when it doesn't match. |
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$result = StringUtil::removeFromStart(self::TEST_STRING, 'to test'); |
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$this->assertSame(self::TEST_STRING, $result); |
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// Don't remove any strings when they don't match. |
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$result = StringUtil::removeFromStart(self::TEST_STRING, ['to test', ' a string ']); |
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$this->assertSame(self::TEST_STRING, $result); |
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// Make sure nothing weird happens with empty string comparators. |
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$result = StringUtil::removeFromStart(self::TEST_STRING, ''); |
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$this->assertSame(self::TEST_STRING, $result); |
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} |
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public function testRemoveFromEnd(): void |
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{ |
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// Remove a single string. |
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$result = StringUtil::removeFromEnd(self::TEST_STRING, 'to test'); |
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$this->assertSame('this is a string ', $result); |
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// Remove multiple strings in succession. |
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$result = StringUtil::removeFromEnd(self::TEST_STRING, ['to test', ' a string ']); |
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$this->assertSame('this is', $result); |
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// Check that the strings are removed in order. |
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$result = StringUtil::removeFromEnd(self::TEST_STRING, ['to test', 'string to test']); |
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$this->assertSame('this is a string ', $result); |
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// Check that only strings that fully match are removed (no removal by strlen if no match). |
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$result = StringUtil::removeFromEnd(self::TEST_STRING, ['match test', ' test']); |
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$this->assertSame('this is a string to', $result); |
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} |
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public function testDontRemoveFromEnd(): void |
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{ |
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// Don't remove a single string when it doesn't match. |
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$result = StringUtil::removeFromEnd(self::TEST_STRING, 'this is'); |
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$this->assertSame(self::TEST_STRING, $result); |
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// Don't remove any strings when they don't match. |
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$result = StringUtil::removeFromEnd(self::TEST_STRING, ['this is', ' a string ']); |
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$this->assertSame(self::TEST_STRING, $result); |
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// Make sure nothing weird happens with empty string comparators. |
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$result = StringUtil::removeFromEnd(self::TEST_STRING, ''); |
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$this->assertSame(self::TEST_STRING, $result); |
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} |
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} |
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signify-nz /
composer-security-checker
