silverstripe-framework/tests/forms/CurrencyFieldTest.php

<?php

/**
 * @package framework
 * @subpackage tests
 */
class CurrencyFieldTest extends SapphireTest {

	public function testValidate() {
		$f = new CurrencyField('TestField');
		$validator = new RequiredFields();

        //tests with default currency symbol setting
		$f->setValue('123.45');
		$this->assertTrue(
			$f->validate($validator),
			'Validates positive decimals'
		);

		$f->setValue('-123.45');
		$this->assertTrue(
			$f->validate($validator),
			'Validates negative decimals'
		);

		$f->setValue('$123.45');
		$this->assertTrue(
			$f->validate($validator),
			'Validates positive decimals with sign'
		);

		$f->setValue('-$123.45');
		$this->assertTrue(
			$f->validate($validator),
			'Validates negative decimals with sign'
		);

		$f->setValue('$-123.45');
		$this->assertTrue(
			$f->validate($validator),
			'Validates negative decimals with sign'
		);

		$f->setValue('324511434634');
		$this->assertTrue(
			$f->validate($validator),
			'Validates large integers'
		);

		$f->setValue('test$1.23test');
		$this->assertTrue(
			$f->validate($validator),
			'Alphanumeric is valid'
		);

		$f->setValue('$test');
		$this->assertTrue(
			$f->validate($validator),
			'Words are valid'
		);

        //tests with updated currency symbol setting
        Config::inst()->update('Currency', 'currency_symbol', '€');

        $f->setValue('123.45');
        $this->assertTrue(
            $f->validate($validator),
            'Validates positive decimals'
        );

        $f->setValue('-123.45');
        $this->assertTrue(
            $f->validate($validator),
            'Validates negative decimals'
        );

        $f->setValue('€123.45');
        $this->assertTrue(
            $f->validate($validator),
            'Validates positive decimals with sign'
        );

        $f->setValue('-€123.45');
        $this->assertTrue(
            $f->validate($validator),
            'Validates negative decimals with sign'
        );

        $f->setValue('€-123.45');
        $this->assertTrue(
            $f->validate($validator),
            'Validates negative decimals with sign'
        );

        $f->setValue('324511434634');
        $this->assertTrue(
            $f->validate($validator),
            'Validates large integers'
        );

        $f->setValue('test€1.23test');
        $this->assertTrue(
            $f->validate($validator),
            'Alphanumeric is valid'
        );

        $f->setValue('€test');
        $this->assertTrue(
            $f->validate($validator),
            'Words are valid'
        );
	}

	public function testSetValue() {
		$f = new CurrencyField('TestField');

        //tests with default currency symbol setting
		$f->setValue('123.45');
		$this->assertEquals(
			$f->value, '$123.45',
			'Prepends dollar sign to positive decimal'
		);

		$f->setValue('-123.45');
		$this->assertEquals(
			$f->value, '$-123.45',
			'Prepends dollar sign to negative decimal'
		);

		$f->setValue('$1');
		$this->assertEquals(
			$f->value, '$1.00',
			'Formats small value'
		);

		$f->setValue('$2.5');
		$this->assertEquals(
			$f->value, '$2.50',
			'Formats small value'
		);

		$f->setValue('$2500000.13');
		$this->assertEquals(
			$f->value, '$2,500,000.13',
			'Formats large value'
		);

		$f->setValue('$2.50000013');
		$this->assertEquals(
			$f->value, '$2.50',
			'Truncates long decimal portions'
		);

		$f->setValue('test123.00test');
		$this->assertEquals(
			$f->value, '$123.00',
			'Strips alpha values'
		);

		$f->setValue('test');
		$this->assertEquals(
			$f->value, '$0.00',
			'Does not set alpha values'
		);

        //update currency symbol via config
        Config::inst()->update('Currency', 'currency_symbol', '€');

        $f->setValue('123.45');
        $this->assertEquals(
            $f->value, '€123.45',
            'Prepends dollar sign to positive decimal'
        );

        $f->setValue('-123.45');
        $this->assertEquals(
            $f->value, '€-123.45',
            'Prepends dollar sign to negative decimal'
        );

        $f->setValue('€1');
        $this->assertEquals(
            $f->value, '€1.00',
            'Formats small value'
        );

        $f->setValue('€2.5');
        $this->assertEquals(
            $f->value, '€2.50',
            'Formats small value'
        );

        $f->setValue('€2500000.13');
        $this->assertEquals(
            $f->value, '€2,500,000.13',
            'Formats large value'
        );

        $f->setValue('€2.50000013');
        $this->assertEquals(
            $f->value, '€2.50',
            'Truncates long decimal portions'
        );

        $f->setValue('test123.00test');
        $this->assertEquals(
            $f->value, '€123.00',
            'Strips alpha values'
        );

        $f->setValue('test');
        $this->assertEquals(
            $f->value, '€0.00',
            'Does not set alpha values'
        );
    }

	public function testDataValue() {
		$f = new CurrencyField('TestField');

        //tests with default currency symbol settings
		$f->setValue('$123.45');
		$this->assertEquals(
			$f->dataValue(), 123.45
		);

		$f->setValue('-$123.45');
		$this->assertEquals(
			$f->dataValue(), -123.45
		);

		$f->setValue('$-123.45');
		$this->assertEquals(
			$f->dataValue(), -123.45
		);

        //tests with updated currency symbol setting
        Config::inst()->update('Currency', 'currency_symbol', '€');

        $f->setValue('€123.45');
        $this->assertEquals(
            $f->dataValue(), 123.45
        );

        $f->setValue('-€123.45');
        $this->assertEquals(
            $f->dataValue(), -123.45
        );

        $f->setValue('€-123.45');
        $this->assertEquals(
            $f->dataValue(), -123.45
        );
	}
}