wimg / PHPCompatibility

     *

     * @return void

     */

    public function testEmptyListAssignment($line)

    {

        $file = $this->sniffFile('sniff-examples/forbidden_empty_list_assignment.php', '5.6');

        $this->assertNoViolation($file, $line);

        $file = $this->sniffFile('sniff-examples/forbidden_empty_list_assignment.php', '7.0');

        $this->assertError($file, $line, "Empty list() assignments are not allowed since PHP 7.0");

    }

    /**

     * dataEmptyListAssignment

     *

     * @return void

     */

    public function testFunctionsThatShouldntBeFlagged()

    {

        $file = $this->sniffFile(self::TEST_FILE, '5.3');

        $this->assertNoViolation($file, 4);

        $this->assertNoViolation($file, 5);

        $this->assertNoViolation($file, 6);

        $this->assertNoViolation($file, 7);

    }

    /**

     *

     * @return void

     */

    public function testFunctionThatShouldntBeFlagged()

    {

        $file = $this->sniffFile(self::TEST_FILE, '5.1');

        $this->assertNoViolation($file, 3);

        $this->assertNoViolation($file, 4);

        $this->assertNoViolation($file, 5);

    }

    /**

     * @requires PHP 5.3 if used outside class context

     * @return void

     */

    public function testConst()

    {

        $file = $this->sniffFile('sniff-examples/new_keywords.php', '5.2');

        $this->assertError($file, 43, "\"const\" keyword is not present in PHP version 5.2 or earlier");

        $this->assertNoViolation($file, 46);

        $this->assertNoViolation($file, 47);

    }

    /**

     * testHaltCompiler

     *

     * @return void

     */

    public function testNamespaceSeparator()

    {

        $file = $this->sniffFile(self::TEST_FILE, '5.2');

        $this->assertError($file, 3, 'the \ operator (for namespaces) is not present in PHP version 5.2 or earlier');

        $file = $this->sniffFile(self::TEST_FILE, '5.3');

        $this->assertNoViolation($file, 3);

    }

    /**

     * testPow

     *

     * @return void

     */

    public function testPow()

    {

        $file = $this->sniffFile(self::TEST_FILE, '5.5');

        $this->assertError($file, 5, "power operator (**) is not present in PHP version 5.5 or earlier");

        $file = $this->sniffFile(self::TEST_FILE, '5.6');

        $this->assertNoViolation($file, 5);

    }

    /**

     * testPowEquals

     *

     * @return void

     */

    public function testPowEquals()

    {

        $file = $this->sniffFile(self::TEST_FILE, '5.5');

        $this->assertError($file, 6, "power assignment operator (**=) is not present in PHP version 5.5 or earlier");

        $file = $this->sniffFile(self::TEST_FILE, '5.6');

        $this->assertNoViolation($file, 6);

    }

    /**

     * testSpaceship

     *

     * @return void

     */

    public function testSpaceship()

    {

        $file = $this->sniffFile(self::TEST_FILE, '5.6');

        $this->assertError($file, 12, "spaceship operator (<=>) is not present in PHP version 5.6 or earlier");

        $file = $this->sniffFile(self::TEST_FILE, '7.0');

        $this->assertNoViolation($file, 12);

    }

    /**

     * Coalescing operator

     *

     * @return void

     */

    public function testEllipsis()

    {

        $file = $this->sniffFile(self::TEST_FILE, '5.5');

        $this->assertError($file, 14, "variadic functions using ... is not present in PHP version 5.5 or earlier");

        $file = $this->sniffFile(self::TEST_FILE, '5.6');

        $this->assertNoViolation($file, 14);

    }

}