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<?php
/*
* template_test.php - expression template unit tests
*
* Copyright (c) 2013 Elmar Ludwig
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*/
use exTpl\Template;
class extTplTemplateTest extends \Codeception\Test\Unit
{
public function testSimpleString()
{
$bindings = [];
$template = 'The quick brown fox jumps over the layz dog.';
$expected = $template;
$tmpl_obj = new Template($template);
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testConstantExpression()
{
$bindings = array();
$template = '17 + 4 = {"foo" != "bar" ? 17 + 4 : 42.0}';
$expected = '17 + 4 = 21';
$tmpl_obj = new Template($template);
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testConditionExpression()
{
$bindings = array('a' => 0, 'b' => 42);
$template = 'answer is {"" ?: a ?: b}';
$expected = 'answer is 42';
$tmpl_obj = new Template($template);
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testStringEscapes()
{
$bindings = array();
$template = '"{"\\tfoo\'\\"\\n"}{\'{"bar"}\'}"';
$expected = "\"\tfoo'\"\n{\"bar\"}\"";
$tmpl_obj = new Template($template);
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testOperatorPrecedence()
{
$bindings = array('val' => array(array(42)));
$template = '{-val[0][0] / (17+4) + 8 > 6 && "foo" == "f"~"o"~"o" ? 1 : 2}';
$expected = '2';
$tmpl_obj = new Template($template);
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testSimpleBindings()
{
$bindings = array('foo' => 'bar', 'val' => array(17, 4), 'pi' => 3.14159);
$template = 'foo = "{foo}", sum = {val[0] + val[1]}, pi^2 = {pi * pi}, x = {x}';
$expected = 'foo = "bar", sum = 21, pi^2 = 9.8695877281, x = ';
$tmpl_obj = new Template($template);
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testConditional()
{
$bindings = array('foo' => 'bar', 'pi' => 3.14159);
$template = '{if foo == "foo"}NO{elseif foo == "bar"}pi = {pi}{else}NO{endif}';
$expected = 'pi = 3.14159';
$tmpl_obj = new Template($template);
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testConditionalIteration()
{
$bindings = array('foo' => 'bar', 'pi' => 3.14159);
$template = '{foreach foo}{if foo}{foo}{endif}{endforeach}';
$expected = 'bar';
$tmpl_obj = new Template($template);
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testIteration()
{
$bindings = array('persons' => array(
1 => array('user' => 'jane', 'phone' => '555-81281'),
2 => array('user' => 'mike', 'phone' => '230-28382'),
3 => array('user' => 'john', 'phone' => '911-19212')
));
$template = '<ul>{foreach persons as person}<li>{index~":"~person.user~":"~phone}</li>{endforeach}</ul>';
$expected = '<ul>' .
'<li>1:jane:555-81281</li>' .
'<li>2:mike:230-28382</li>' .
'<li>3:john:911-19212</li>' .
'</ul>';
$tmpl_obj = new Template($template);
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testEmptyIteration()
{
$bindings = array('foo' => array(), 'bar' => false);
$template = '{foreach foo}foo{endforeach}:{foreach bar}bar{endforeach}';
$expected = ':';
$tmpl_obj = new Template($template);
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testVariableScope()
{
$bindings = array('value' => 42, 'test' => array(
array(),
array('value' => 17),
array('test' => array(
array(),
array('value' => 4)
))
));
$template = '{foreach test}{value}:{foreach test}{value}~{endforeach}{endforeach}';
$expected = '42:42~17~42~17:17~17~17~42:42~4~';
$tmpl_obj = new Template($template);
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testNestedStatements()
{
foreach (range(0, 9) as $i) {
$bindings['loop'][$i]['i'] = "$i";
}
$template = '{foreach loop}' .
'{if i+1>4 && i<(1+10/2)}{i==4*1 ? \'foo\'~i : "bar"}' .
'{elseif !(i<=+4)}+{elseif i==""}..{else}{"-"}{endif}' .
'{endforeach}';
$expected = '----foo4bar++++';
$tmpl_obj = new Template($template);
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testFunctionCall()
{
$bindings = array('val' => array(0, 1, 2, 3));
$template = '{strlen("foobar") + count(val)}';
$expected = '10';
$tmpl_obj = new Template($template);
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testFilters()
{
$bindings = array(
'pi' => 3.14159,
'format' => function($a, $b) { return number_format($a, $b); },
'upper' => function($a) { return strtoupper($a); }
);
$template = '{pi|format(3) ~ ":" ~ "foobar"|upper}';
$expected = '3.142:FOOBAR';
$tmpl_obj = new Template($template);
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testRawFilter()
{
$bindings = array('foo' => '<img>', 'upper' => function($a) { return strtoupper($a); });
$template = '{foo}:{foo|upper|raw}';
$expected = '<img>:<IMG>';
$tmpl_obj = new Template($template);
$tmpl_obj->autoescape('html');
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testHtmlAutoEscape()
{
$bindings = array('foo' => '<img>', 'pi' => 3.14159);
$template = '{foo}:{pi}';
$expected = '<img>:3.14159';
$tmpl_obj = new Template($template);
$tmpl_obj->autoescape('html');
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
public function testJsonAutoEscape()
{
$bindings = array('foo' => '<img>', 'pi' => 3.14159);
$template = '{foo}:{pi}';
$expected = '"<img>":3.14159';
$tmpl_obj = new Template($template);
$tmpl_obj->autoescape('json');
$this->assertEquals($expected, $tmpl_obj->render($bindings));
}
}
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