minor #58746 [Process] Improve test cleanup by unlinking in a `finall…

…y` block (alexandre-daubois)

This PR was merged into the 5.4 branch.

Discussion
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[Process] Improve test cleanup by unlinking in a `finally` block

| Q             | A
| ------------- | ---
| Branch?       | 5.4
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Issues        | -
| License       | MIT

Follwup for #58711, I realized afterwards that we may unlink in `finally` block to ensure proper test clean up in case something goes wrong.

Commits
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5c547c958b9 [Process] Improve test cleanup by unlinking in a `finally` block

Tests/ExecutableFinderTest.php

@@ -125,18 +125,20 @@ public function testFindBatchExecutableOnWindows()
 
         $target = tempnam(sys_get_temp_dir(), 'example-windows-executable');
 
-        touch($target);
-        touch($target.'.BAT');
-
-        $this->assertFalse(is_executable($target));
+        try {
+            touch($target);
+            touch($target.'.BAT');
 
-        putenv('PATH='.sys_get_temp_dir());
+            $this->assertFalse(is_executable($target));
 
-        $finder = new ExecutableFinder();
-        $result = $finder->find(basename($target), false);
+            putenv('PATH='.sys_get_temp_dir());
 
-        unlink($target);
-        unlink($target.'.BAT');
+            $finder = new ExecutableFinder();
+            $result = $finder->find(basename($target), false);
+        } finally {
+            unlink($target);
+            unlink($target.'.BAT');
+        }
 
         $this->assertSamePath($target.'.BAT', $result);
     }
@@ -148,15 +150,17 @@ public function testEmptyDirInPath()
     {
         putenv(sprintf('PATH=%s:', \dirname(\PHP_BINARY)));
 
-        touch('executable');
-        chmod('executable', 0700);
-
-        $finder = new ExecutableFinder();
-        $result = $finder->find('executable');
+        try {
+            touch('executable');
+            chmod('executable', 0700);
 
-        $this->assertSame('./executable', $result);
+            $finder = new ExecutableFinder();
+            $result = $finder->find('executable');
 
-        unlink('executable');
+            $this->assertSame('./executable', $result);
+        } finally {
+            unlink('executable');
+        }
     }
 
     public function testFindBuiltInCommandOnWindows()