<?php

/**
 * Special test-case for cases that can't be tested using
 * HTMLPurifier_ConfigSchema_ValidatorTestCase.
 */
class HTMLPurifier_ConfigSchema_ValidatorTest extends UnitTestCase {
	public $validator, $interchange;
	public function setup() {
		$this->validator = new HTMLPurifier_ConfigSchema_Validator ();
		$this->interchange = new HTMLPurifier_ConfigSchema_Interchange ();
	}
	public function testDirectiveIntegrityViolation() {
		$d = $this->makeDirective ( 'Ns.Dir' );
		$d->id = new HTMLPurifier_ConfigSchema_Interchange_Id ( 'Ns.Dir2' );
		$this->expectValidationException ( "Integrity violation: key 'Ns.Dir' does not match internal id 'Ns.Dir2'" );
		$this->validator->validate ( $this->interchange );
	}
	public function testDirectiveTypeNotEmpty() {
		$d = $this->makeDirective ( 'Ns.Dir' );
		$d->default = 0;
		$d->description = 'Description';
		
		$this->expectValidationException ( "Type in directive 'Ns.Dir' must not be empty" );
		$this->validator->validate ( $this->interchange );
	}
	public function testDirectiveDefaultInvalid() {
		$d = $this->makeDirective ( 'Ns.Dir' );
		$d->default = 'asdf';
		$d->type = 'int';
		$d->description = 'Description';
		
		$this->expectValidationException ( "Default in directive 'Ns.Dir' had error: Expected type int, got string" );
		$this->validator->validate ( $this->interchange );
	}
	public function testDirectiveIdIsString() {
		$d = $this->makeDirective ( 3 );
		$d->default = 0;
		$d->type = 'int';
		$d->description = 'Description';
		
		$this->expectValidationException ( "Key in id '3' in directive '3' must be a string" );
		$this->validator->validate ( $this->interchange );
	}
	public function testDirectiveTypeAllowsNullIsBool() {
		$d = $this->makeDirective ( 'Ns.Dir' );
		$d->default = 0;
		$d->type = 'int';
		$d->description = 'Description';
		$d->typeAllowsNull = 'yes';
		
		$this->expectValidationException ( "TypeAllowsNull in directive 'Ns.Dir' must be a boolean" );
		$this->validator->validate ( $this->interchange );
	}
	public function testDirectiveValueAliasesIsArray() {
		$d = $this->makeDirective ( 'Ns.Dir' );
		$d->default = 'a';
		$d->type = 'string';
		$d->description = 'Description';
		$d->valueAliases = 2;
		
		$this->expectValidationException ( "ValueAliases in directive 'Ns.Dir' must be an array" );
		$this->validator->validate ( $this->interchange );
	}
	public function testDirectiveAllowedIsLookup() {
		$d = $this->makeDirective ( 'Ns.Dir' );
		$d->default = 'foo';
		$d->type = 'string';
		$d->description = 'Description';
		$d->allowed = array (
				'foo' => 1 
		);
		
		$this->expectValidationException ( "Allowed in directive 'Ns.Dir' must be a lookup array" );
		$this->validator->validate ( $this->interchange );
	}
	
	// helper functions
	protected function makeDirective($key) {
		$directive = new HTMLPurifier_ConfigSchema_Interchange_Directive ();
		$directive->id = new HTMLPurifier_ConfigSchema_Interchange_Id ( $key );
		$this->interchange->addDirective ( $directive );
		return $directive;
	}
	protected function expectValidationException($msg) {
		$this->expectException ( new HTMLPurifier_ConfigSchema_Exception ( $msg ) );
	}
}

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