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| -rw-r--r-- | vendor/swiftmailer/swiftmailer/tests/unit/Swift/Encoder/QpEncoderTest.php | 400 |
diff --git a/vendor/swiftmailer/swiftmailer/tests/unit/Swift/Encoder/QpEncoderTest.php b/vendor/swiftmailer/swiftmailer/tests/unit/Swift/Encoder/QpEncoderTest.php new file mode 100644 index 0000000..6740f22 --- /dev/null +++ b/vendor/swiftmailer/swiftmailer/tests/unit/Swift/Encoder/QpEncoderTest.php @@ -0,0 +1,400 @@ +<?php + +class Swift_Encoder_QpEncoderTest extends \SwiftMailerTestCase +{ + /* -- RFC 2045, 6.7 -- + (1) (General 8bit representation) Any octet, except a CR or + LF that is part of a CRLF line break of the canonical + (standard) form of the data being encoded, may be + represented by an "=" followed by a two digit + hexadecimal representation of the octet's value. The + digits of the hexadecimal alphabet, for this purpose, + are "0123456789ABCDEF". Uppercase letters must be + used; lowercase letters are not allowed. Thus, for + example, the decimal value 12 (US-ASCII form feed) can + be represented by "=0C", and the decimal value 61 (US- + ASCII EQUAL SIGN) can be represented by "=3D". This + rule must be followed except when the following rules + allow an alternative encoding. + */ + + public function testPermittedCharactersAreNotEncoded() + { + /* -- RFC 2045, 6.7 -- + (2) (Literal representation) Octets with decimal values of + 33 through 60 inclusive, and 62 through 126, inclusive, + MAY be represented as the US-ASCII characters which + correspond to those octets (EXCLAMATION POINT through + LESS THAN, and GREATER THAN through TILDE, + respectively). + */ + + foreach (array_merge(range(33, 60), range(62, 126)) as $ordinal) { + $char = chr($ordinal); + + $charStream = $this->_createCharStream(); + $charStream->shouldReceive('flushContents') + ->once(); + $charStream->shouldReceive('importString') + ->once() + ->with($char); + $charStream->shouldReceive('readBytes') + ->once() + ->andReturn(array($ordinal)); + $charStream->shouldReceive('readBytes') + ->atLeast()->times(1) + ->andReturn(false); + + $encoder = new Swift_Encoder_QpEncoder($charStream); + + $this->assertIdenticalBinary($char, $encoder->encodeString($char)); + } + } + + public function testWhiteSpaceAtLineEndingIsEncoded() + { + /* -- RFC 2045, 6.7 -- + (3) (White Space) Octets with values of 9 and 32 MAY be + represented as US-ASCII TAB (HT) and SPACE characters, + respectively, but MUST NOT be so represented at the end + of an encoded line. Any TAB (HT) or SPACE characters + on an encoded line MUST thus be followed on that line + by a printable character. In particular, an "=" at the + end of an encoded line, indicating a soft line break + (see rule #5) may follow one or more TAB (HT) or SPACE + characters. It follows that an octet with decimal + value 9 or 32 appearing at the end of an encoded line + must be represented according to Rule #1. This rule is + necessary because some MTAs (Message Transport Agents, + programs which transport messages from one user to + another, or perform a portion of such transfers) are + known to pad lines of text with SPACEs, and others are + known to remove "white space" characters from the end + of a line. Therefore, when decoding a Quoted-Printable + body, any trailing white space on a line must be + deleted, as it will necessarily have been added by + intermediate transport agents. + */ + + $HT = chr(0x09); //9 + $SPACE = chr(0x20); //32 + + //HT + $string = 'a'.$HT.$HT."\r\n".'b'; + + $charStream = $this->_createCharStream(); + $charStream->shouldReceive('flushContents') + ->once(); + $charStream->shouldReceive('importString') + ->once() + ->with($string); + + $charStream->shouldReceive('readBytes')->once()->andReturn(array(ord('a'))); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(0x09)); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(0x09)); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(0x0D)); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(0x0A)); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(ord('b'))); + $charStream->shouldReceive('readBytes')->once()->andReturn(false); + + $encoder = new Swift_Encoder_QpEncoder($charStream); + $this->assertEquals( + 'a'.$HT.'=09'."\r\n".'b', + $encoder->encodeString($string) + ); + + //SPACE + $string = 'a'.$SPACE.$SPACE."\r\n".'b'; + + $charStream = $this->_createCharStream(); + $charStream->shouldReceive('flushContents') + ->once(); + $charStream->shouldReceive('importString') + ->once() + ->with($string); + + $charStream->shouldReceive('readBytes')->once()->andReturn(array(ord('a'))); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(0x20)); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(0x20)); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(0x0D)); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(0x0A)); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(ord('b'))); + $charStream->shouldReceive('readBytes')->once()->andReturn(false); + + $encoder = new Swift_Encoder_QpEncoder($charStream); + $this->assertEquals( + 'a'.$SPACE.'=20'."\r\n".'b', + $encoder->encodeString($string) + ); + } + + public function testCRLFIsLeftAlone() + { + /* + (4) (Line Breaks) A line break in a text body, represented + as a CRLF sequence in the text canonical form, must be + represented by a (RFC 822) line break, which is also a + CRLF sequence, in the Quoted-Printable encoding. Since + the canonical representation of media types other than + text do not generally include the representation of + line breaks as CRLF sequences, no hard line breaks + (i.e. line breaks that are intended to be meaningful + and to be displayed to the user) can occur in the + quoted-printable encoding of such types. Sequences + like "=0D", "=0A", "=0A=0D" and "=0D=0A" will routinely + appear in non-text data represented in quoted- + printable, of course. + + Note that many implementations may elect to encode the + local representation of various content types directly + rather than converting to canonical form first, + encoding, and then converting back to local + representation. In particular, this may apply to plain + text material on systems that use newline conventions + other than a CRLF terminator sequence. Such an + implementation optimization is permissible, but only + when the combined canonicalization-encoding step is + equivalent to performing the three steps separately. + */ + + $string = 'a'."\r\n".'b'."\r\n".'c'."\r\n"; + + $charStream = $this->_createCharStream(); + $charStream->shouldReceive('flushContents') + ->once(); + $charStream->shouldReceive('importString') + ->once() + ->with($string); + + $charStream->shouldReceive('readBytes')->once()->andReturn(array(ord('a'))); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(0x0D)); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(0x0A)); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(ord('b'))); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(0x0D)); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(0x0A)); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(ord('c'))); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(0x0D)); + $charStream->shouldReceive('readBytes')->once()->andReturn(array(0x0A)); + $charStream->shouldReceive('readBytes')->once()->andReturn(false); + + $encoder = new Swift_Encoder_QpEncoder($charStream); + $this->assertEquals($string, $encoder->encodeString($string)); + } + + public function testLinesLongerThan76CharactersAreSoftBroken() + { + /* + (5) (Soft Line Breaks) The Quoted-Printable encoding + REQUIRES that encoded lines be no more than 76 + characters long. If longer lines are to be encoded + with the Quoted-Printable encoding, "soft" line breaks + must be used. An equal sign as the last character on a + encoded line indicates such a non-significant ("soft") + line break in the encoded text. + */ + + $input = str_repeat('a', 140); + + $charStream = $this->_createCharStream(); + $charStream->shouldReceive('flushContents') + ->once(); + $charStream->shouldReceive('importString') + ->once() + ->with($input); + + $output = ''; + for ($i = 0; $i < 140; ++$i) { + $charStream->shouldReceive('readBytes') + ->once() + ->andReturn(array(ord('a'))); + + if (75 == $i) { + $output .= "=\r\n"; + } + $output .= 'a'; + } + + $charStream->shouldReceive('readBytes') + ->once() + ->andReturn(false); + + $encoder = new Swift_Encoder_QpEncoder($charStream); + $this->assertEquals($output, $encoder->encodeString($input)); + } + + public function testMaxLineLengthCanBeSpecified() + { + $input = str_repeat('a', 100); + + $charStream = $this->_createCharStream(); + $charStream->shouldReceive('flushContents') + ->once(); + $charStream->shouldReceive('importString') + ->once() + ->with($input); + + $output = ''; + for ($i = 0; $i < 100; ++$i) { + $charStream->shouldReceive('readBytes') + ->once() + ->andReturn(array(ord('a'))); + + if (53 == $i) { + $output .= "=\r\n"; + } + $output .= 'a'; + } + $charStream->shouldReceive('readBytes') + ->once() + ->andReturn(false); + + $encoder = new Swift_Encoder_QpEncoder($charStream); + $this->assertEquals($output, $encoder->encodeString($input, 0, 54)); + } + + public function testBytesBelowPermittedRangeAreEncoded() + { + /* + According to Rule (1 & 2) + */ + + foreach (range(0, 32) as $ordinal) { + $char = chr($ordinal); + + $charStream = $this->_createCharStream(); + $charStream->shouldReceive('flushContents') + ->once(); + $charStream->shouldReceive('importString') + ->once() + ->with($char); + $charStream->shouldReceive('readBytes') + ->once() + ->andReturn(array($ordinal)); + $charStream->shouldReceive('readBytes') + ->atLeast()->times(1) + ->andReturn(false); + + $encoder = new Swift_Encoder_QpEncoder($charStream); + + $this->assertEquals( + sprintf('=%02X', $ordinal), $encoder->encodeString($char) + ); + } + } + + public function testDecimalByte61IsEncoded() + { + /* + According to Rule (1 & 2) + */ + + $char = '='; + + $charStream = $this->_createCharStream(); + $charStream->shouldReceive('flushContents') + ->once(); + $charStream->shouldReceive('importString') + ->once() + ->with($char); + $charStream->shouldReceive('readBytes') + ->once() + ->andReturn(array(61)); + $charStream->shouldReceive('readBytes') + ->atLeast()->times(1) + ->andReturn(false); + + $encoder = new Swift_Encoder_QpEncoder($charStream); + + $this->assertEquals('=3D', $encoder->encodeString('=')); + } + + public function testBytesAbovePermittedRangeAreEncoded() + { + /* + According to Rule (1 & 2) + */ + + foreach (range(127, 255) as $ordinal) { + $char = chr($ordinal); + + $charStream = $this->_createCharStream(); + $charStream->shouldReceive('flushContents') + ->once(); + $charStream->shouldReceive('importString') + ->once() + ->with($char); + $charStream->shouldReceive('readBytes') + ->once() + ->andReturn(array($ordinal)); + $charStream->shouldReceive('readBytes') + ->atLeast()->times(1) + ->andReturn(false); + + $encoder = new Swift_Encoder_QpEncoder($charStream); + + $this->assertEquals( + sprintf('=%02X', $ordinal), $encoder->encodeString($char) + ); + } + } + + public function testFirstLineLengthCanBeDifferent() + { + $input = str_repeat('a', 140); + + $charStream = $this->_createCharStream(); + $charStream->shouldReceive('flushContents') + ->once(); + $charStream->shouldReceive('importString') + ->once() + ->with($input); + + $output = ''; + for ($i = 0; $i < 140; ++$i) { + $charStream->shouldReceive('readBytes') + ->once() + ->andReturn(array(ord('a'))); + + if (53 == $i || 53 + 75 == $i) { + $output .= "=\r\n"; + } + $output .= 'a'; + } + + $charStream->shouldReceive('readBytes') + ->once() + ->andReturn(false); + + $encoder = new Swift_Encoder_QpEncoder($charStream); + $this->assertEquals( + $output, $encoder->encodeString($input, 22), + '%s: First line should start at offset 22 so can only have max length 54' + ); + } + + public function testTextIsPreWrapped() + { + $encoder = $this->createEncoder(); + + $input = str_repeat('a', 70)."\r\n". + str_repeat('a', 70)."\r\n". + str_repeat('a', 70); + + $this->assertEquals( + $input, $encoder->encodeString($input) + ); + } + + private function _createCharStream() + { + return $this->getMockery('Swift_CharacterStream')->shouldIgnoreMissing(); + } + + private function createEncoder() + { + $factory = new Swift_CharacterReaderFactory_SimpleCharacterReaderFactory(); + $charStream = new Swift_CharacterStream_NgCharacterStream($factory, 'utf-8'); + + return new Swift_Encoder_QpEncoder($charStream); + } +} |