1 files changed, 137 insertions, 0 deletions
diff --git a/vendor/phpunit/phpunit/src/Framework/Constraint/IsIdentical.php b/vendor/phpunit/phpunit/src/Framework/Constraint/IsIdentical.php
new file mode 100644
index 000000000..565f1a3a8
--- /dev/null
+++ b/vendor/phpunit/phpunit/src/Framework/Constraint/IsIdentical.php
@@ -0,0 +1,137 @@
+<?php declare(strict_types=1);
+/*
+ * This file is part of PHPUnit.
+ *
+ * (c) Sebastian Bergmann <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+namespace PHPUnit\Framework\Constraint;
+
+use const PHP_FLOAT_EPSILON;
+use function abs;
+use function get_class;
+use function is_array;
+use function is_float;
+use function is_infinite;
+use function is_nan;
+use function is_object;
+use function is_string;
+use function sprintf;
+use PHPUnit\Framework\ExpectationFailedException;
+use SebastianBergmann\Comparator\ComparisonFailure;
+
+/**
+ * @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
+ */
+final class IsIdentical extends Constraint
+{
+    /**
+     * @var mixed
+     */
+    private $value;
+
+    public function __construct($value)
+    {
+        $this->value = $value;
+    }
+
+    /**
+     * Evaluates the constraint for parameter $other.
+     *
+     * If $returnResult is set to false (the default), an exception is thrown
+     * in case of a failure. null is returned otherwise.
+     *
+     * If $returnResult is true, the result of the evaluation is returned as
+     * a boolean value instead: true in case of success, false in case of a
+     * failure.
+     *
+     * @throws \SebastianBergmann\RecursionContext\InvalidArgumentException
+     * @throws ExpectationFailedException
+     */
+    public function evaluate($other, string $description = '', bool $returnResult = false): ?bool
+    {
+        if (is_float($this->value) && is_float($other) &&
+            !is_infinite($this->value) && !is_infinite($other) &&
+            !is_nan($this->value) && !is_nan($other)) {
+            $success = abs($this->value - $other) < PHP_FLOAT_EPSILON;
+        } else {
+            $success = $this->value === $other;
+        }
+
+        if ($returnResult) {
+            return $success;
+        }
+
+        if (!$success) {
+            $f = null;
+
+            // if both values are strings, make sure a diff is generated
+            if (is_string($this->value) && is_string($other)) {
+                $f = new ComparisonFailure(
+                    $this->value,
+                    $other,
+                    sprintf("'%s'", $this->value),
+                    sprintf("'%s'", $other)
+                );
+            }
+
+            // if both values are array, make sure a diff is generated
+            if (is_array($this->value) && is_array($other)) {
+                $f = new ComparisonFailure(
+                    $this->value,
+                    $other,
+                    $this->exporter()->export($this->value),
+                    $this->exporter()->export($other)
+                );
+            }
+
+            $this->fail($other, $description, $f);
+        }
+
+        return null;
+    }
+
+    /**
+     * Returns a string representation of the constraint.
+     *
+     * @throws \SebastianBergmann\RecursionContext\InvalidArgumentException
+     */
+    public function toString(): string
+    {
+        if (is_object($this->value)) {
+            return 'is identical to an object of class "' .
+                get_class($this->value) . '"';
+        }
+
+        return 'is identical to ' . $this->exporter()->export($this->value);
+    }
+
+    /**
+     * Returns the description of the failure.
+     *
+     * The beginning of failure messages is "Failed asserting that" in most
+     * cases. This method should return the second part of that sentence.
+     *
+     * @param mixed $other evaluated value or object
+     *
+     * @throws \SebastianBergmann\RecursionContext\InvalidArgumentException
+     */
+    protected function failureDescription($other): string
+    {
+        if (is_object($this->value) && is_object($other)) {
+            return 'two variables reference the same object';
+        }
+
+        if (is_string($this->value) && is_string($other)) {
+            return 'two strings are identical';
+        }
+
+        if (is_array($this->value) && is_array($other)) {
+            return 'two arrays are identical';
+        }
+
+        return parent::failureDescription($other);
+    }
+}