Add tests for PHP 7.0, 7.1 and 7.2.

tests/PHPSemVerChecker/Scanner/ScannerTest.php

@@ -21,4 +21,28 @@ public function testInvalidCodeParsing()
 		$scanner = new Scanner();
 		$scanner->scan(__DIR__.'/../../fixtures/general/InvalidCode.php');
 	}
+
+	public function testPHP70()
+	{
+		$scanner = new Scanner();
+		$scanner->scan(__DIR__.'/../../fixtures/general/PHP7.0.php');
+
+		$this->assertTrue(true);
+	}
+
+	public function testPHP71()
+	{
+		$scanner = new Scanner();
+		$scanner->scan(__DIR__.'/../../fixtures/general/PHP7.1.php');
+
+		$this->assertTrue(true);
+	}
+
+	public function testPHP72()
+	{
+		$scanner = new Scanner();
+		$scanner->scan(__DIR__.'/../../fixtures/general/PHP7.2.php');
+
+		$this->assertTrue(true);
+	}
 }

tests/fixtures/general/PHP7.0.php

@@ -0,0 +1,31 @@
+<?php
+
+function testScalarTypes(string $test)
+{
+
+}
+
+function testReturnType(): array
+{
+	return [];
+}
+
+function testNullCoalescingOperator()
+{
+	return 1 ?? 2;
+}
+
+function testSpaceshipOperator()
+{
+	return 1 <=> 1;
+}
+
+function testAnonymousClass()
+{
+	new class {
+		public function test()
+		{
+
+		}
+	};
+}

tests/fixtures/general/PHP7.1.php

@@ -0,0 +1,11 @@
+<?php
+
+function testNullableTypes(?string $test)
+{
+
+}
+
+function testNullFunctions(): void
+{
+
+}

tests/fixtures/general/PHP7.2.php

@@ -0,0 +1,6 @@
+<?php
+
+function testNewObjectType(): object
+{
+
+}