From 36130eb7a0ba97b6d2710fbabc101525c34481ca Mon Sep 17 00:00:00 2001
From: Fabio Ivona <fabio.ivona@defstudio.it>
Date: Fri, 18 Feb 2022 16:40:17 +0100
Subject: [PATCH 1/3] adds a failing test

---
 tests/Features/Expect/toThrow.php | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/tests/Features/Expect/toThrow.php b/tests/Features/Expect/toThrow.php
index 434ced44..b5c66abf 100644
--- a/tests/Features/Expect/toThrow.php
+++ b/tests/Features/Expect/toThrow.php
@@ -58,3 +58,19 @@ test('closure missing parameter', function () {
 test('closure missing type-hint', function () {
     expect(function () {})->toThrow(function ($e) {});
 })->throws(InvalidArgumentException::class, 'The given closure\'s parameter must be type-hinted as the class string.');
+
+it('can handle a non-defined exception', function () {
+    expect(function () {
+        throw new NonExistingException();
+    })->toThrow(NonExistingException::class);
+})->throws(Error::class, 'Class "NonExistingException" not found');
+
+it('can handle a class not found Error', function () {
+    expect(function () {
+        throw new NonExistingException();
+    })->toThrow('Class "NonExistingException" not found');
+
+    expect(function () {
+        throw new NonExistingException();
+    })->toThrow(Error::class, 'Class "NonExistingException" not found');
+});

From 10b204e19d0f6721e3e2ca3c4a46bfbd7e0c4547 Mon Sep 17 00:00:00 2001
From: Fabio Ivona <fabio.ivona@defstudio.it>
Date: Fri, 18 Feb 2022 16:40:31 +0100
Subject: [PATCH 2/3] handles toThrow exception with a "class not found" error

---
 src/Mixins/Expectation.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/Mixins/Expectation.php b/src/Mixins/Expectation.php
index 3fbd2110..64235cfc 100644
--- a/src/Mixins/Expectation.php
+++ b/src/Mixins/Expectation.php
@@ -6,6 +6,7 @@ namespace Pest\Mixins;
 
 use BadMethodCallException;
 use Closure;
+use Error;
 use InvalidArgumentException;
 use Pest\Exceptions\InvalidExpectationValue;
 use Pest\Support\Arr;
@@ -824,6 +825,10 @@ final class Expectation
             ($this->value)();
         } catch (Throwable $e) { // @phpstan-ignore-line
             if (!class_exists($exception)) {
+                if ($e instanceof Error && $e->getMessage() === "Class \"$exception\" not found") {
+                    throw $e;
+                }
+
                 Assert::assertStringContainsString($exception, $e->getMessage());
 
                 return $this;

From 2c3a2960406367c4438a51fd531dd4d5c7dcc329 Mon Sep 17 00:00:00 2001
From: Fabio Ivona <fabio.ivona@defstudio.it>
Date: Fri, 18 Feb 2022 16:42:34 +0100
Subject: [PATCH 3/3] fix types

---
 src/Mixins/Expectation.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Mixins/Expectation.php b/src/Mixins/Expectation.php
index 64235cfc..5823d61c 100644
--- a/src/Mixins/Expectation.php
+++ b/src/Mixins/Expectation.php
@@ -823,7 +823,7 @@ final class Expectation
 
         try {
             ($this->value)();
-        } catch (Throwable $e) { // @phpstan-ignore-line
+        } catch (Throwable $e) {
             if (!class_exists($exception)) {
                 if ($e instanceof Error && $e->getMessage() === "Class \"$exception\" not found") {
                     throw $e;