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UriTemplateTest.php
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UriTemplateTest.php
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<?php
/**
* League.Uri (https://uri.thephpleague.com)
*
* (c) Ignace Nyamagana Butera <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
declare(strict_types=1);
namespace League\Uri;
use League\Uri\Exceptions\SyntaxError;
use League\Uri\Exceptions\TemplateCanNotBeExpanded;
use PHPUnit\Framework\TestCase;
/**
* @coversDefaultClass \League\Uri\UriTemplate
*/
final class UriTemplateTest extends TestCase
{
/**
* @covers ::__construct
* @covers ::getTemplate
*/
public function testGetTemplate(): void
{
$template = 'https://example.com{+path}{/segments}{?query,more*,foo[]*}';
$variables = [
'path' => '/foo/bar',
'segments' => ['one', 'two'],
'query' => 'test',
'more' => ['fun', 'ice cream'],
'foo[]' => ['fizz', 'buzz'],
];
$uriTemplate = new UriTemplate($template, $variables);
self::assertSame($template, $uriTemplate->getTemplate());
self::assertSame($template, $uriTemplate->template->value);
}
/**
* @covers ::__construct
* @covers ::filterVariables
* @covers ::getDefaultVariables
*/
public function testGetDefaultVariables(): void
{
$template = 'https://example.com{+path}{/segments}{?query,more*,foo[]*}';
$variables = [
'path' => '/foo/bar',
'segments' => ['one', 'two', 3, true, 'false', false, null],
'query' => 'test',
'more' => ['fun', 'ice cream'],
'foo[]' => ['fizz', 'buzz'],
'nonexistent' => ['random'],
];
$expectedVariables = [
'path' => '/foo/bar',
'segments' => ['one', 'two', '3', '1', 'false', '0', ''],
'query' => 'test',
'more' => ['fun', 'ice cream'],
'foo[]' => ['fizz', 'buzz'],
];
$uriTemplate = new UriTemplate($template, $variables);
self::assertSame($expectedVariables, $uriTemplate->getDefaultVariables());
self::assertSame($expectedVariables, $uriTemplate->defaultVariables->all());
self::assertFalse($uriTemplate->defaultVariables->isEmpty());
$uriTemplateEmpty = new UriTemplate($template, []);
self::assertSame([], $uriTemplateEmpty->getDefaultVariables());
self::assertSame([], $uriTemplateEmpty->defaultVariables->all());
self::assertTrue($uriTemplateEmpty->defaultVariables->isEmpty());
}
/**
* @covers ::filterVariables
* @covers ::withDefaultVariables
*/
public function testWithDefaultVariables(): void
{
$template = '{foo}{bar}';
$variables = ['foo' => 'foo', 'bar' => 'bar'];
$newVariables = ['foo' => 'bar', 'bar' => 'foo'];
$newAltVariables = ['foo' => 'foo', 'bar' => 'bar', 'filteredVariable' => 'random'];
$uriTemplate = new UriTemplate($template, $variables);
$newTemplate = $uriTemplate->withDefaultVariables($newVariables);
$altTemplate = $uriTemplate->withDefaultVariables($variables);
$newAltTemplate = $uriTemplate->withDefaultVariables($newAltVariables);
self::assertSame($altTemplate->getDefaultVariables(), $uriTemplate->getDefaultVariables());
self::assertSame($newAltTemplate->getDefaultVariables(), $uriTemplate->getDefaultVariables());
self::assertNotSame($newTemplate->getDefaultVariables(), $uriTemplate->getDefaultVariables());
}
/**
* @covers ::__set_state
*/
public function testSetState(): void
{
$template = '{foo}{bar}';
$variables = ['foo' => 'foo', 'bar' => 'bar'];
$uriTemplate = new UriTemplate($template, $variables);
self::assertEquals($uriTemplate, eval('return '.var_export($uriTemplate, true).';'));
}
/**
* @covers ::getVariableNames
*
* @dataProvider expectedVariableNames
*/
public function testGetVariableNames(string $template, array $expected): void
{
self::assertSame($expected, (new UriTemplate($template))->getVariableNames());
}
public static function expectedVariableNames(): iterable
{
return [
[
'template' => '',
'expected' => [],
],
[
'template' => '{foo}{bar}',
'expected' => ['foo', 'bar'],
],
[
'template' => '{foo}{foo:2}{+foo}',
'expected' => ['foo'],
],
[
'template' => '{bar}{foo}',
'expected' => ['bar', 'foo'],
],
];
}
/**
* @covers ::expand
*
* @dataProvider templateExpansionProvider
*/
public function testExpandsUriTemplates(string $template, string $expectedUriString, array $variables): void
{
self::assertSame($expectedUriString, (new UriTemplate($template))->expand($variables)->__toString());
}
public static function templateExpansionProvider(): iterable
{
$variables = [
'var' => 'value',
'hello' => 'Hello World!',
'empty' => '',
'path' => '/foo/bar',
'x' => '1024',
'y' => '768',
'null' => null,
'list' => ['red', 'green', 'blue'],
'keys' => [
'semi' => ';',
'dot' => '.',
'comma' => ',',
],
'empty_keys' => [],
'bool' => true,
];
$templateAndExpansionData = [
'level 1' => [
['foo', 'foo'],
['{var}', 'value'],
['{hello}', 'Hello%20World%21'],
['{bool}', '1'],
],
'level 2' => [
['{+var}', 'value'],
['{+hello}', 'Hello%20World!'],
['{+path}/here', '/foo/bar/here'],
['here?ref={+path}', 'here?ref=/foo/bar'],
],
'level 3' => [
['X{#var}', 'X#value'],
['X{#hello}', 'X#Hello%20World!'],
['map?{x,y}', 'map?1024,768'],
['{x,hello,y}', '1024,Hello%20World%21,768'],
['{+x,hello,y}', '1024,Hello%20World!,768'],
['{+path,x}/here', '/foo/bar,1024/here'],
['{#x,hello,y}', '#1024,Hello%20World!,768'],
['{#path,x}/here', '#/foo/bar,1024/here'],
['X{.var}', 'X.value'],
['X{.x,y}', 'X.1024.768'],
['{/var}', '/value'],
['{/var,x}/here', '/value/1024/here'],
['{;x,y}', ';x=1024;y=768'],
['{;x,y,empty}', ';x=1024;y=768;empty'],
['{?x,y}', '?x=1024&y=768'],
['{?x,y,empty}', '?x=1024&y=768&empty='],
['{?x,y,undef}', '?x=1024&y=768'],
['?fixed=yes{&x}', '?fixed=yes&x=1024'],
['{&x,y,empty}', '&x=1024&y=768&empty='],
],
'level 4' => [
['{var:3}', 'val'],
['{var:30}', 'value'],
['{list}', 'red,green,blue'],
['{list*}', 'red,green,blue'],
['{keys}', 'semi,%3B,dot,.,comma,%2C'],
['{keys*}', 'semi=%3B,dot=.,comma=%2C'],
['{+path:6}/here', '/foo/b/here'],
['{+list}', 'red,green,blue'],
['{+list*}', 'red,green,blue'],
['{+keys}', 'semi,;,dot,.,comma,,'],
['{+keys*}', 'semi=;,dot=.,comma=,'],
['{#path:6}/here', '#/foo/b/here'],
['{#list}', '#red,green,blue'],
['{#list*}', '#red,green,blue'],
['{#keys}', '#semi,;,dot,.,comma,,'],
['{#keys*}', '#semi=;,dot=.,comma=,'],
['X{.var:3}', 'X.val'],
['X{.list}', 'X.red,green,blue'],
['X{.list*}', 'X.red.green.blue'],
['X{.keys}', 'X.semi,%3B,dot,.,comma,%2C'],
['X{.keys*}', 'X.semi=%3B.dot=..comma=%2C'],
['{/var:1,var}', '/v/value'],
['{/list}', '/red,green,blue'],
['{/list*}', '/red/green/blue'],
['{/list*,path:4}', '/red/green/blue/%2Ffoo'],
['{/keys}', '/semi,%3B,dot,.,comma,%2C'],
['{/keys*}', '/semi=%3B/dot=./comma=%2C'],
['{;hello:5}', ';hello=Hello'],
['{;list}', ';list=red,green,blue'],
['{;list*}', ';list=red;list=green;list=blue'],
['{;keys}', ';keys=semi,%3B,dot,.,comma,%2C'],
['{;keys*}', ';semi=%3B;dot=.;comma=%2C'],
['{?var:3}', '?var=val'],
['{?list}', '?list=red,green,blue'],
['{?list*}', '?list=red&list=green&list=blue'],
['{?keys}', '?keys=semi,%3B,dot,.,comma,%2C'],
['{?keys*}', '?semi=%3B&dot=.&comma=%2C'],
['{&var:3}', '&var=val'],
['{&list}', '&list=red,green,blue'],
['{&list*}', '&list=red&list=green&list=blue'],
['{&keys}', '&keys=semi,%3B,dot,.,comma,%2C'],
['{&keys*}', '&semi=%3B&dot=.&comma=%2C'],
['{.null}', ''],
['{.null,var}', '.value'],
['X{.empty_keys*}', 'X'],
['X{.empty_keys}', 'X'],
],
'extra' => [
// Test that missing expansions are skipped
['test{&missing*}', 'test'],
// Test that multiple expansions can be set
['http://{var}/{var:2}{?keys*}', 'http://value/va?semi=%3B&dot=.&comma=%2C'],
// Test more complex query string stuff
['http://www.test.com{+path}{?var,keys*}', 'http://www.test.com/foo/bar?var=value&semi=%3B&dot=.&comma=%2C'],
],
];
foreach ($templateAndExpansionData as $specification => $tests) {
foreach ($tests as $offset => $test) {
yield $specification.' test '.$offset => [
'template' => $test[0],
'expectedUriString' => $test[1],
'variables' => $variables,
];
}
}
}
public function testAllowsQueryValuePairsArrayExpansion(): void
{
$template = 'http://example.com{+path}{/segments}{?query,more*,foo[]*}';
$variables = [
'path' => '/foo/bar',
'segments' => ['one', 'two'],
'query' => 'test',
'more' => ['fun', 'ice cream'],
'foo[]' => ['fizz', 'buzz'],
];
self::assertSame(
'http://example.com/foo/bar/one,two?query=test&more=fun&more=ice%20cream&foo%5B%5D=fizz&foo%5B%5D=buzz',
(new UriTemplate($template))->expand($variables)->__toString()
);
}
/**
* @covers \League\Uri\Exceptions\TemplateCanNotBeExpanded
* @covers \League\Uri\UriTemplate\Template
*/
public function testDisallowNestedArrayExpansion(): void
{
$template = 'http://example.com{?query,data*,foo*}';
$variables = [
'query' => 'test',
'data' => [
'more' => ['fun', 'ice cream'],
],
'foo' => [
'baz' => [
'bar' => 'fizz',
'test' => 'buzz',
],
'bam' => 'boo',
],
];
self::expectException(TemplateCanNotBeExpanded::class);
(new UriTemplate($template))->expand($variables);
}
/**
* @covers ::expand
* @covers ::filterVariables
* @covers \League\Uri\UriTemplate\Template
*/
public function testExpandWithDefaultVariables(): void
{
$template = 'http://example.com{+path}{/segments}{?query,more*,foo[]*}';
$defaultVariables = [
'path' => '/foo/bar',
'segments' => ['one', 'two'],
];
$variables = [
'query' => 'test',
'more' => ['fun', 'ice cream'],
'foo[]' => ['fizz', 'buzz'],
];
self::assertSame(
'http://example.com/foo/bar/one,two?query=test&more=fun&more=ice%20cream&foo%5B%5D=fizz&foo%5B%5D=buzz',
(new UriTemplate($template, $defaultVariables))->expand($variables)->__toString()
);
}
/**
* @covers ::expand
* @covers ::filterVariables
* @covers \League\Uri\UriTemplate\Template
*/
public function testExpandWithDefaultVariablesWithOverride(): void
{
$template = 'http://example.com{+path}{/segments}{?query,more*,foo[]*}';
$defaultVariables = [
'path' => '/foo/bar',
'segments' => ['one', 'two'],
];
$variables = [
'path' => '/bar/baz',
'query' => 'test',
'more' => ['fun', 'ice cream'],
'foo[]' => ['fizz', 'buzz'],
];
self::assertSame(
'http://example.com/bar/baz/one,two?query=test&more=fun&more=ice%20cream&foo%5B%5D=fizz&foo%5B%5D=buzz',
(new UriTemplate($template, $defaultVariables))->expand($variables)->__toString()
);
}
/**
* @covers \League\Uri\UriTemplate\Template
*
* @dataProvider provideInvalidTemplate
*/
public function testInvalidUriTemplate(string $template): void
{
self::expectException(SyntaxError::class);
new UriTemplate($template);
}
/**
* @see https://github.com/uri-templates/uritemplate-test/blob/master/negative-tests.json
*/
public static function provideInvalidTemplate(): iterable
{
return [
'mismatch in at least one expression (1)' => ['http://example.com/}/{+foo}'],
'mismatch in at least one expression (2)' => ['http://example.com/{/{+foo}'],
];
}
/**
* @covers \League\Uri\UriTemplate\Template
*/
public function testExpansionWithMultipleSameExpression(): void
{
$template = '{foo}/{foo}';
$data = ['foo' => 'foo'];
self::assertSame('foo/foo', (new UriTemplate($template, $data))->expand()->__toString());
}
}