Closes #5810

Author: sebastianbergmann

ChangeLog-13.2.md

@@ -9,6 +9,7 @@ All notable changes of the PHPUnit 13.2 release series are documented in this fi
 * [#3387](https://github.com/sebastianbergmann/phpunit/issues/3387): Specify a list of tests to run
 * [#4201](https://github.com/sebastianbergmann/phpunit/issues/4201): Handle interrupts and display current test results
 * [#5757](https://github.com/sebastianbergmann/phpunit/issues/5757): Add assertions for ignoring whitespace differences in strings
+* [#5810](https://github.com/sebastianbergmann/phpunit/issues/5810): Do not dump arrays and objects in failure messages of `IsTrue`, `IsFalse`, `IsNull`, `IsFinite`, `IsInfinite`, and `IsNan` constraints
 * [#6559](https://github.com/sebastianbergmann/phpunit/issues/6559): Improved API for exception message expectations
 * [#6566](https://github.com/sebastianbergmann/phpunit/pull/6566): Allow `--stop-on-defect`, `--stop-on-error`, etc. to accept an optional threshold
 * [#6567](https://github.com/sebastianbergmann/phpunit/issues/6567): Make diff context lines configurable

src/Framework/Constraint/Boolean/IsFalse.php

@@ -9,6 +9,10 @@
  */
 namespace PHPUnit\Framework\Constraint;
 
+use function is_array;
+use function is_object;
+use PHPUnit\Util\Exporter;
+
 /**
  * @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
  */
@@ -30,4 +34,13 @@ protected function matches(mixed $other): bool
     {
         return $other === false;
     }
+
+    protected function failureDescription(mixed $other): string
+    {
+        if (is_array($other) || is_object($other)) {
+            return $this->valueToTypeStringFragment($other) . $this->toString();
+        }
+
+        return Exporter::export($other) . ' ' . $this->toString();
+    }
 }

src/Framework/Constraint/Boolean/IsTrue.php

@@ -9,6 +9,10 @@
  */
 namespace PHPUnit\Framework\Constraint;
 
+use function is_array;
+use function is_object;
+use PHPUnit\Util\Exporter;
+
 /**
  * @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
  */
@@ -30,4 +34,13 @@ protected function matches(mixed $other): bool
     {
         return $other === true;
     }
+
+    protected function failureDescription(mixed $other): string
+    {
+        if (is_array($other) || is_object($other)) {
+            return $this->valueToTypeStringFragment($other) . $this->toString();
+        }
+
+        return Exporter::export($other) . ' ' . $this->toString();
+    }
 }

src/Framework/Constraint/Math/IsFinite.php

@@ -9,7 +9,10 @@
  */
 namespace PHPUnit\Framework\Constraint;
 
+use function is_array;
 use function is_finite;
+use function is_object;
+use PHPUnit\Util\Exporter;
 
 /**
  * @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
@@ -32,4 +35,13 @@ protected function matches(mixed $other): bool
     {
         return is_finite($other);
     }
+
+    protected function failureDescription(mixed $other): string
+    {
+        if (is_array($other) || is_object($other)) {
+            return $this->valueToTypeStringFragment($other) . $this->toString();
+        }
+
+        return Exporter::export($other) . ' ' . $this->toString();
+    }
 }

src/Framework/Constraint/Math/IsInfinite.php

@@ -9,7 +9,10 @@
  */
 namespace PHPUnit\Framework\Constraint;
 
+use function is_array;
 use function is_infinite;
+use function is_object;
+use PHPUnit\Util\Exporter;
 
 /**
  * @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
@@ -32,4 +35,13 @@ protected function matches(mixed $other): bool
     {
         return is_infinite($other);
     }
+
+    protected function failureDescription(mixed $other): string
+    {
+        if (is_array($other) || is_object($other)) {
+            return $this->valueToTypeStringFragment($other) . $this->toString();
+        }
+
+        return Exporter::export($other) . ' ' . $this->toString();
+    }
 }

src/Framework/Constraint/Math/IsNan.php

@@ -9,7 +9,10 @@
  */
 namespace PHPUnit\Framework\Constraint;
 
+use function is_array;
 use function is_nan;
+use function is_object;
+use PHPUnit\Util\Exporter;
 
 /**
  * @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
@@ -32,4 +35,13 @@ protected function matches(mixed $other): bool
     {
         return is_nan($other);
     }
+
+    protected function failureDescription(mixed $other): string
+    {
+        if (is_array($other) || is_object($other)) {
+            return $this->valueToTypeStringFragment($other) . $this->toString();
+        }
+
+        return Exporter::export($other) . ' ' . $this->toString();
+    }
 }

src/Framework/Constraint/Type/IsNull.php

@@ -9,6 +9,10 @@
  */
 namespace PHPUnit\Framework\Constraint;
 
+use function is_array;
+use function is_object;
+use PHPUnit\Util\Exporter;
+
 /**
  * @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
  */
@@ -30,4 +34,13 @@ protected function matches(mixed $other): bool
     {
         return $other === null;
     }
+
+    protected function failureDescription(mixed $other): string
+    {
+        if (is_array($other) || is_object($other)) {
+            return $this->valueToTypeStringFragment($other) . $this->toString();
+        }
+
+        return Exporter::export($other) . ' ' . $this->toString();
+    }
 }

tests/end-to-end/regression/5567.phpt

@@ -20,11 +20,7 @@ Time: %s, Memory: %s MB
 There was 1 failure:
 
 1) PHPUnit\TestFixture\Issue5567\Issue5567Test::testAnythingThatFailsWithRecursiveArray
-Failed asserting that Array &0 [
-    'self' => Array &1 [
-        'self' => Array &1,
-    ],
-] is false.
+Failed asserting that an array is false.
 
 %sIssue5567Test.php:%d