FormOptionsTest.php

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<?php
class FormOptionsTest extends MediaWikiTestCase {
    protected $object;

    protected function setUp() {
        parent::setUp();
        $this->object = new FormOptions;
        $this->object->add( 'string1', 'string one' );
        $this->object->add( 'string2', 'string two' );
        $this->object->add( 'integer', 0 );
        $this->object->add( 'float', 0.0 );
        $this->object->add( 'intnull', 0, FormOptions::INTNULL );
    }

    /* @{ */
    private function assertGuessBoolean( $data ) {
        $this->guess( FormOptions::BOOL, $data );
    }
    private function assertGuessInt( $data ) {
        $this->guess( FormOptions::INT, $data );
    }
    private function assertGuessFloat( $data ) {
        $this->guess( FormOptions::FLOAT, $data );
    }
    private function assertGuessString( $data ) {
        $this->guess( FormOptions::STRING, $data );
    }

    private function guess( $expected, $data ) {
        $this->assertEquals(
            $expected,
            FormOptions::guessType( $data )
        );
    }
    /* @} */

    public function testGuessTypeDetection() {
        $this->assertGuessBoolean( true );
        $this->assertGuessBoolean( false );

        $this->assertGuessInt( 0 );
        $this->assertGuessInt( -5 );
        $this->assertGuessInt( 5 );
        $this->assertGuessInt( 0x0F );

        $this->assertGuessFloat( 0.0 );
        $this->assertGuessFloat( 1.5 );
        $this->assertGuessFloat( 1e3 );

        $this->assertGuessString( 'true' );
        $this->assertGuessString( 'false' );
        $this->assertGuessString( '5' );
        $this->assertGuessString( '0' );
        $this->assertGuessString( '1.5' );
    }

    public function testGuessTypeOnArrayThrowException() {
        $this->object->guessType( array( 'foo' ) );
    }
    public function testGuessTypeOnNullThrowException() {
        $this->object->guessType( null );
    }
}