Add moar tests

Author: herndlm

tests/PHPStan/Analyser/StatementResultTest.php

@@ -173,6 +173,50 @@ public function dataIsAlwaysTerminating(): array
 				'while (true) { break; }',
 				false,
 			],
+			[
+				'while (true) { exit; }',
+				true,
+			],
+			[
+				'while (true) { while (true) { } }',
+				true,
+			],
+			[
+				'while (true) { while (true) { return; } }',
+				true,
+			],
+			[
+				'while (true) { while (true) { break; } }',
+				true,
+			],
+			[
+				'while (true) { while (true) { exit; } }',
+				true,
+			],
+			[
+				'while (true) { while (true) { break 2; } }',
+				false,
+			],
+			[
+				'while (true) { while ($x) { } }',
+				true,
+			],
+			[
+				'while (true) { while ($x) { return; } }',
+				true,
+			],
+			[
+				'while (true) { while ($x) { break; } }',
+				true,
+			],
+			[
+				'while (true) { while ($x) { exit; } }',
+				true,
+			],
+			[
+				'while (true) { while ($x) { break 2; } }',
+				false,
+			],
 			[
 				'for (;;) { }',
 				true,
@@ -185,6 +229,50 @@ public function dataIsAlwaysTerminating(): array
 				'for (;;) { break; }',
 				false,
 			],
+			[
+				'for (;;) { exit; }',
+				true,
+			],
+			[
+				'for (;;) { for (;;) { } }',
+				true,
+			],
+			[
+				'for (;;) { for (;;) { return; } }',
+				true,
+			],
+			[
+				'for (;;) { for (;;) { break; }	}',
+				true,
+			],
+			[
+				'for (;;) { for (;;) { exit; } }',
+				true,
+			],
+			[
+				'for (;;) { for (;;) { break 2; } }',
+				false,
+			],
+			[
+				'for (;;) { for ($i = 0; $i< 5; $i++) { } }',
+				true,
+			],
+			[
+				'for (;;) { for ($i = 0; $i< 5; $i++) { return; } }',
+				true,
+			],
+			[
+				'for (;;) { for ($i = 0; $i< 5; $i++) { break; } }',
+				true,
+			],
+			[
+				'for (;;) { for ($i = 0; $i< 5; $i++) { exit; } }',
+				true,
+			],
+			[
+				'for (;;) { for ($i = 0; $i< 5; $i++) { break 2; } }',
+				false,
+			],
 			[
 				'do { } while (doFoo());',
 				false,