134045b9aa
Changes from patch set Icb93c79f4843b59dae80d3eda1a880457a1a68f2 Also some swaps from assertEquals to assertSame/True/False/Null Change-Id: Ife497ae6cb1888b77eb25e85b76df72adc65641a
131 lines
3.4 KiB
PHP
131 lines
3.4 KiB
PHP
<?php
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namespace MediaWiki\Tests\Rest;
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use InvalidArgumentException;
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use MediaWiki\Rest\StringStream;
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/** @covers \MediaWiki\Rest\StringStream */
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class StringStreamTest extends \MediaWikiUnitTestCase {
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public static function provideSeekGetContents() {
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return [
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[ 'abcde', 0, SEEK_SET, 'abcde' ],
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[ 'abcde', 1, SEEK_SET, 'bcde' ],
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[ 'abcde', 5, SEEK_SET, '' ],
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[ 'abcde', 1, SEEK_CUR, 'cde' ],
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[ 'abcde', 0, SEEK_END, '' ],
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];
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}
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/** @dataProvider provideSeekGetContents */
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public function testCopyToStream( $input, $offset, $whence, $expected ) {
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$ss = new StringStream;
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$ss->write( $input );
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$ss->seek( 1 );
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$ss->seek( $offset, $whence );
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$destStream = fopen( 'php://memory', 'w+' );
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$ss->copyToStream( $destStream );
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fseek( $destStream, 0 );
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$result = stream_get_contents( $destStream );
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$this->assertSame( $expected, $result );
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}
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public function testGetSize() {
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$ss = new StringStream;
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$this->assertSame( 0, $ss->getSize() );
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$ss->write( "hello" );
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$this->assertSame( 5, $ss->getSize() );
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$ss->rewind();
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$this->assertSame( 5, $ss->getSize() );
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}
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public function testTell() {
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$ss = new StringStream;
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$this->assertSame( 0, $ss->tell() );
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$ss->write( "abc" );
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$this->assertSame( 3, $ss->tell() );
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$ss->seek( 0 );
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$ss->read( 1 );
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$this->assertSame( 1, $ss->tell() );
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}
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public function testEof() {
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$ss = new StringStream( 'abc' );
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$this->assertFalse( $ss->eof() );
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$ss->read( 1 );
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$this->assertFalse( $ss->eof() );
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$ss->read( 1 );
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$this->assertFalse( $ss->eof() );
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$ss->read( 1 );
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$this->assertTrue( $ss->eof() );
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$ss->rewind();
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$this->assertFalse( $ss->eof() );
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}
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public function testIsSeekable() {
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$ss = new StringStream;
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$this->assertTrue( $ss->isSeekable() );
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}
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public function testIsReadable() {
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$ss = new StringStream;
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$this->assertTrue( $ss->isReadable() );
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}
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public function testIsWritable() {
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$ss = new StringStream;
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$this->assertTrue( $ss->isWritable() );
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}
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public function testSeekWrite() {
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$ss = new StringStream;
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$this->assertSame( '', (string)$ss );
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$ss->write( 'a' );
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$this->assertSame( 'a', (string)$ss );
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$ss->write( 'b' );
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$this->assertSame( 'ab', (string)$ss );
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$ss->seek( 1 );
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$ss->write( 'c' );
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$this->assertSame( 'ac', (string)$ss );
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}
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/** @dataProvider provideSeekGetContents */
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public function testSeekGetContents( $input, $offset, $whence, $expected ) {
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$ss = new StringStream( $input );
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$ss->seek( 1 );
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$ss->seek( $offset, $whence );
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$this->assertSame( $expected, $ss->getContents() );
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}
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public static function provideSeekRead() {
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return [
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[ 'abcde', 0, SEEK_SET, 1, 'a' ],
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[ 'abcde', 0, SEEK_SET, 2, 'ab' ],
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[ 'abcde', 4, SEEK_SET, 2, 'e' ],
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[ 'abcde', 5, SEEK_SET, 1, '' ],
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[ 'abcde', 1, SEEK_CUR, 1, 'c' ],
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[ 'abcde', 0, SEEK_END, 1, '' ],
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[ 'abcde', -1, SEEK_END, 1, 'e' ],
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];
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}
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/** @dataProvider provideSeekRead */
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public function testSeekRead( $input, $offset, $whence, $length, $expected ) {
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$ss = new StringStream( $input );
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$ss->seek( 1 );
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$ss->seek( $offset, $whence );
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$this->assertSame( $expected, $ss->read( $length ) );
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}
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public function testReadBeyondEnd() {
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$ss = new StringStream( 'abc' );
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$this->expectException( InvalidArgumentException::class );
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$ss->seek( 1, SEEK_END );
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}
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public function testReadBeforeStart() {
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$ss = new StringStream( 'abc' );
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$this->expectException( InvalidArgumentException::class );
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$ss->seek( -1 );
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}
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}
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