add UnreachableStatementNextStatementsRuleTest

Author: samsonasik

tests/PHPStan/Rules/DeadCode/UnreachableStatementNextStatementsRuleTest.php

@@ -0,0 +1,57 @@
+<?php declare(strict_types = 1);
+
+namespace PHPStan\Rules\DeadCode;
+
+use PhpParser\Node;
+use PHPStan\Analyser\Scope;
+use PHPStan\Node\UnreachableStatementNode;
+use PHPStan\Rules\Rule;
+use PHPStan\Rules\RuleErrorBuilder;
+use PHPStan\Testing\RuleTestCase;
+
+/**
+ * @extends RuleTestCase<Rule>
+ */
+class UnreachableStatementNextStatementsRuleTest extends RuleTestCase
+{
+
+	/**
+	 * @return Rule<Node>
+	 */
+	protected function getRule(): Rule
+	{
+		return new class implements Rule {
+
+			public function getNodeType(): string
+			{
+				return UnreachableStatementNode::class;
+			}
+
+			/**
+			 * @param UnreachableStatementNode $node
+			 */
+			public function processNode(Node $node, Scope $scope): array
+			{
+				$totalNextStatements = count($node->getNextStatements());
+
+				return [
+					RuleErrorBuilder::message(sprintf("It has %d over first unreachable statements", $totalNextStatements))
+						->identifier('tests.total.next.unreachable.statement')
+						->build(),
+				];
+			}
+
+		};
+	}
+
+	public function testRule(): void
+	{
+		$this->analyse([__DIR__ . '/data/multiple_unreachable.php'], [
+			[
+				'It has 2 over first unreachable statements',
+				14
+			],
+		]);
+	}
+
+}