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[TASK] Add tests for the exceptions
Part of #757
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‎tests/Unit/Parsing/OutputExceptionTest.php‎

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<?php
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declare(strict_types=1);
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namespace Sabberworm\CSS\Tests\Unit\Parsing;
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use PHPUnit\Framework\TestCase;
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use Sabberworm\CSS\Parsing\OutputException;
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/**
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* @covers \Sabberworm\CSS\Parsing\OutputException
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*/
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final class OutputExceptionTest extends TestCase
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{
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/**
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* @test
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*/
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public function getMessageReturnsMessageProvidedToConstructor(): void
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{
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$message = 'The cake is a lie.';
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$exception = new OutputException($message);
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self::assertStringContainsString($message, $exception->getMessage());
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}
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/**
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* @test
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*/
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public function getLineNoByDefaultReturnsZero(): void
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{
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$exception = new OutputException('foo');
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self::assertSame(0, $exception->getLineNo());
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}
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/**
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* @test
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*/
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public function getLineNoReturnsLineNumberProvidedToConstructor(): void
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{
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$lineNumber = 17;
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$exception = new OutputException('foo', $lineNumber);
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self::assertSame($lineNumber, $exception->getLineNo());
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}
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/**
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* @test
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*/
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public function getMessageForLineNumberProvidedIncludesMessage(): void
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{
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$lineNumber = 17;
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$exception = new OutputException('foo', $lineNumber);
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self::assertStringContainsString(' [line no: ' . $lineNumber . ']', $exception->getMessage());
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}
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/**
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* @test
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*/
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public function canBeThrown(): void
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{
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$this->expectException(OutputException::class);
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throw new OutputException('foo');
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}
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}

‎tests/Unit/Parsing/SourceExceptionTest.php‎

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<?php
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declare(strict_types=1);
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namespace Sabberworm\CSS\Tests\Unit\Parsing;
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use PHPUnit\Framework\TestCase;
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use Sabberworm\CSS\Parsing\SourceException;
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/**
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* @covers \Sabberworm\CSS\Parsing\SourceException
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*/
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final class SourceExceptionTest extends TestCase
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{
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/**
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* @test
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*/
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public function getMessageReturnsMessageProvidedToConstructor(): void
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{
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$message = 'The cake is a lie.';
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$exception = new SourceException($message);
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self::assertStringContainsString($message, $exception->getMessage());
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}
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/**
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* @test
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*/
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public function getLineNoByDefaultReturnsZero(): void
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{
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$exception = new SourceException('foo');
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self::assertSame(0, $exception->getLineNo());
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}
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/**
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* @test
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*/
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public function getLineNoReturnsLineNumberProvidedToConstructor(): void
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{
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$lineNumber = 17;
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$exception = new SourceException('foo', $lineNumber);
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self::assertSame($lineNumber, $exception->getLineNo());
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}
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/**
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* @test
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*/
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public function getMessageForLineNumberProvidedIncludesMessage(): void
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{
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$lineNumber = 17;
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$exception = new SourceException('foo', $lineNumber);
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self::assertStringContainsString(' [line no: ' . $lineNumber . ']', $exception->getMessage());
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}
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/**
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* @test
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*/
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public function canBeThrown(): void
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{
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$this->expectException(SourceException::class);
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throw new SourceException('foo');
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}
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}

‎tests/Unit/Parsing/UnexpectedEOFExceptionTest.php‎

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<?php
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declare(strict_types=1);
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namespace Sabberworm\CSS\Tests\Unit\Parsing;
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use PHPUnit\Framework\TestCase;
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use Sabberworm\CSS\Parsing\UnexpectedEOFException;
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/**
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* @covers \Sabberworm\CSS\Parsing\UnexpectedEOFException
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*/
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final class UnexpectedEOFExceptionTest extends TestCase
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{
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/**
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* @test
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*/
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public function getLineNoByDefaultReturnsZero(): void
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{
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$exception = new UnexpectedEOFException('expected', 'found');
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self::assertSame(0, $exception->getLineNo());
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}
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/**
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* @test
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*/
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public function getLineNoReturnsLineNumberProvidedToConstructor(): void
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{
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$lineNumber = 17;
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$exception = new UnexpectedEOFException('expected', 'found', 'literal', $lineNumber);
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self::assertSame($lineNumber, $exception->getLineNo());
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}
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/**
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* @test
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*/
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public function getMessageForLineNumberProvidedIncludesMessage(): void
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{
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$lineNumber = 17;
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$exception = new UnexpectedEOFException('expected', 'found', 'literal', $lineNumber);
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self::assertStringContainsString(' [line no: ' . $lineNumber . ']', $exception->getMessage());
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}
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/**
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* @test
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*/
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public function canBeThrown(): void
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{
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$this->expectException(UnexpectedEOFException::class);
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throw new UnexpectedEOFException('expected', 'found');
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}
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/**
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* @test
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*/
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public function messageByDefaultRefersToTokenNotFound(): void
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{
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$expected = 'tea';
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$found = 'coffee';
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$exception = new UnexpectedEOFException($expected, $found);
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$expectedMessage = 'Token “' . $expected . '” (literal) not found. Got “' . $found . '”.';
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self::assertStringContainsString($expectedMessage, $exception->getMessage());
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}
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/**
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* @test
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*/
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public function messageForInvalidMatchTypeRefersToTokenNotFound(): void
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{
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$expected = 'tea';
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$found = 'coffee';
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$exception = new UnexpectedEOFException($expected, $found, 'coding');
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$expectedMessage = 'Token “' . $expected . '” (coding) not found. Got “' . $found . '”.';
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self::assertStringContainsString($expectedMessage, $exception->getMessage());
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}
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/**
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* @test
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*/
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public function messageForLiteralMatchTypeRefersToTokenNotFound(): void
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{
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$expected = 'tea';
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$found = 'coffee';
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$exception = new UnexpectedEOFException($expected, $found, 'literal');
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$expectedMessage = 'Token “' . $expected . '” (literal) not found. Got “' . $found . '”.';
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self::assertStringContainsString($expectedMessage, $exception->getMessage());
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}
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/**
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* @test
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*/
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public function messageForSearchMatchTypeRefersToNoResults(): void
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{
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$expected = 'tea';
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$found = 'coffee';
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$exception = new UnexpectedEOFException($expected, $found, 'search');
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$expectedMessage = 'Search for “' . $expected . '” returned no results. Context: “' . $found . '”.';
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self::assertStringContainsString($expectedMessage, $exception->getMessage());
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}
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/**
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* @test
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*/
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public function messageForCountMatchTypeRefersToNumberOfCharacters(): void
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{
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$expected = 'tea';
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$found = 'coffee';
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$exception = new UnexpectedEOFException($expected, $found, 'count');
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$expectedMessage = 'Next token was expected to have ' . $expected . ' chars. Context: “' . $found . '”.';
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self::assertStringContainsString($expectedMessage, $exception->getMessage());
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}
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/**
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* @test
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*/
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public function messageForIdentifierMatchTypeRefersToIdentifier(): void
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{
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$expected = 'tea';
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$found = 'coffee';
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$exception = new UnexpectedEOFException($expected, $found, 'identifier');
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$expectedMessage = 'Identifier expected. Got “' . $found . '”';
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self::assertStringContainsString($expectedMessage, $exception->getMessage());
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}
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/**
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* @test
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*/
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public function messageForCustomMatchTypeMentionsExpectedAndFound(): void
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{
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$expected = 'tea';
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$found = 'coffee';
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$exception = new UnexpectedEOFException($expected, $found, 'custom');
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$expectedMessage = $expected . ' ' . $found;
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self::assertStringContainsString($expectedMessage, $exception->getMessage());
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}
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/**
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* @test
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*/
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public function messageForCustomMatchTypeTrimsMessage(): void
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{
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$expected = 'tea';
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$found = 'coffee';
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$exception = new UnexpectedEOFException(' ' . $expected, $found . ' ', 'custom');
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$expectedMessage = $expected . ' ' . $found;
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self::assertStringContainsString($expectedMessage, $exception->getMessage());
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}
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}

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