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<?php declare(strict_types=1);
/*
* This file is part of PHPUnit.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace PHPUnit\Framework\Constraint;
use PHPUnit\Framework\Attributes\CoversClass;
use PHPUnit\Framework\Attributes\DataProvider;
use PHPUnit\Framework\Attributes\Small;
use PHPUnit\Framework\ExpectationFailedException;
use PHPUnit\Framework\TestCase;
use stdClass;
#[CoversClass(IsEqualWithDelta::class)]
#[CoversClass(Constraint::class)]
#[Small]
final class IsEqualWithDeltaTest extends TestCase
{
public static function provider(): array
{
return [
[
true,
'is equal to 1.0 with delta <0.000000>',
'',
'',
1.0,
0.0,
1.0,
],
[
true,
'is equal to 1.0 with delta <0.100000>',
'',
'',
1.0,
0.1,
1.09,
],
[
true,
<<<'EOT'
is equal to Array &%d [
0 => 1.0,
] with delta <0.000000>
EOT,
'',
'',
[1.0],
0.0,
[1.0],
],
[
true,
<<<'EOT'
is equal to Array &%d [
0 => 1.0,
] with delta <0.100000>
EOT,
'',
'',
[1.0],
0.1,
[1.09],
],
[
true,
<<<'EOT'
is equal to stdClass Object #%d (
'property' => 1.0,
) with delta <0.000000>
EOT,
'',
'',
self::stdClass('property', 1.0),
0.0,
self::stdClass('property', 1.0),
],
[
true,
<<<'EOT'
is equal to stdClass Object #%d (
'property' => 1.0,
) with delta <0.100000>
EOT,
'',
'',
self::stdClass('property', 1.0),
0.1,
self::stdClass('property', 1.09),
],
[
false,
'is equal to 1.0 with delta <0.100000>',
'Failed asserting that 1.1 matches expected 1.0.',
'Failed asserting that 1.1 matches expected 1.0.',
1.0,
0.1,
1.1,
],
[
false,
<<<'EOT'
is equal to Array &%d [
0 => 1.0,
] with delta <0.000000>
EOT,
'Failed asserting that two arrays are equal.',
<<<'EOT'
Failed asserting that two arrays are equal.
--- Expected
+++ Actual
@@ @@
Array (
- 0 => 1.0
+ 0 => 1.01
)
EOT,
[1.0],
0.0,
[1.01],
],
[
false,
<<<'EOT'
is equal to stdClass Object #%d (
'property' => 1.0,
) with delta <0.000000>
EOT,
'Failed asserting that two objects are equal.',
<<<'EOT'
Failed asserting that two objects are equal.
--- Expected
+++ Actual
@@ @@
stdClass Object (
- 'property' => 1.0
+ 'property' => 1.01
)
EOT,
self::stdClass('property', 1.0),
0.0,
self::stdClass('property', 1.01),
],
];
}
#[DataProvider('provider')]
public function testCanBeEvaluated(bool $result, string $constraintAsString, string $failureDescription, string $comparisonFailureAsString, mixed $expected, float $delta, mixed $actual): void
{
$constraint = new IsEqualWithDelta($expected, $delta);
$this->assertSame($result, $constraint->evaluate($actual, returnResult: true));
if ($result) {
return;
}
try {
$constraint->evaluate($actual);
} catch (ExpectationFailedException $e) {
$this->assertSame($failureDescription, $e->getMessage());
$this->assertSame($comparisonFailureAsString, $e->getComparisonFailure() ? $e->getComparisonFailure()->toString() : '');
return;
}
$this->fail();
}
#[DataProvider('provider')]
public function testCanBeRepresentedAsString(bool $result, string $constraintAsString, string $failureDescription, string $comparisonFailureAsString, mixed $expected, float $delta, mixed $actual): void
{
$constraint = new IsEqualWithDelta($expected, $delta);
$this->assertStringMatchesFormat($constraintAsString, $constraint->toString(true));
}
public function testIsCountable(): void
{
$this->assertCount(1, (new IsEqualWithDelta(1.0, 0.0)));
}
private static function stdClass(string $key, float $value): stdClass
{
$o = new stdClass;
$o->{$key} = $value;
return $o;
}
}
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