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rARC/src/utils/__tests__/PhutilUtilsTestCase.php
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PhutilUtilsTestCase.php
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<?php
/**
* Test cases for functions in utils.php.
*/
final class PhutilUtilsTestCase extends PhutilTestCase {
public function testMFilterNullMethodThrowException() {
$caught = null;
try {
mfilter(array(), null);
} catch (InvalidArgumentException $ex) {
$caught = $ex;
}
$this->assertTrue($caught instanceof InvalidArgumentException);
}
public function testMFilterWithEmptyValueFiltered() {
$a = new MFilterTestHelper('o', 'p', 'q');
$b = new MFilterTestHelper('o', '', 'q');
$c = new MFilterTestHelper('o', 'p', 'q');
$list = array(
'a' => $a,
'b' => $b,
'c' => $c,
);
$actual = mfilter($list, 'getI');
$expected = array(
'a' => $a,
'c' => $c,
);
$this->assertEqual($expected, $actual);
}
public function testMFilterWithEmptyValueNegateFiltered() {
$a = new MFilterTestHelper('o', 'p', 'q');
$b = new MFilterTestHelper('o', '', 'q');
$c = new MFilterTestHelper('o', 'p', 'q');
$list = array(
'a' => $a,
'b' => $b,
'c' => $c,
);
$actual = mfilter($list, 'getI', true);
$expected = array(
'b' => $b,
);
$this->assertEqual($expected, $actual);
}
public function testIFilterInvalidIndexThrowException() {
$caught = null;
try {
ifilter(array(), null);
} catch (InvalidArgumentException $ex) {
$caught = $ex;
}
$this->assertTrue($caught instanceof InvalidArgumentException);
}
public function testIFilterWithEmptyValueFiltered() {
$list = array(
'a' => array('h' => 'o', 'i' => 'p', 'j' => 'q'),
'b' => array('h' => 'o', 'i' => '', 'j' => 'q'),
'c' => array('h' => 'o', 'i' => 'p', 'j' => 'q'),
'd' => array('h' => 'o', 'i' => 0, 'j' => 'q'),
'e' => array('h' => 'o', 'i' => null, 'j' => 'q'),
'f' => array('h' => 'o', 'i' => false, 'j' => 'q'),
);
$actual = ifilter($list, 'i');
$expected = array(
'a' => array('h' => 'o', 'i' => 'p', 'j' => 'q'),
'c' => array('h' => 'o', 'i' => 'p', 'j' => 'q'),
);
$this->assertEqual($expected, $actual);
}
public function testIFilterIndexNotExistsAllFiltered() {
$list = array(
'a' => array('h' => 'o', 'i' => 'p', 'j' => 'q'),
'b' => array('h' => 'o', 'i' => '', 'j' => 'q'),
);
$actual = ifilter($list, 'NoneExisting');
$expected = array();
$this->assertEqual($expected, $actual);
}
public function testIFilterWithEmptyValueNegateFiltered() {
$list = array(
'a' => array('h' => 'o', 'i' => 'p', 'j' => 'q'),
'b' => array('h' => 'o', 'i' => '', 'j' => 'q'),
'c' => array('h' => 'o', 'i' => 'p', 'j' => 'q'),
'd' => array('h' => 'o', 'i' => 0, 'j' => 'q'),
'e' => array('h' => 'o', 'i' => null, 'j' => 'q'),
'f' => array('h' => 'o', 'i' => false, 'j' => 'q'),
);
$actual = ifilter($list, 'i', true);
$expected = array(
'b' => array('h' => 'o', 'i' => '', 'j' => 'q'),
'd' => array('h' => 'o', 'i' => 0, 'j' => 'q'),
'e' => array('h' => 'o', 'i' => null, 'j' => 'q'),
'f' => array('h' => 'o', 'i' => false, 'j' => 'q'),
);
$this->assertEqual($expected, $actual);
}
public function testIFilterIndexNotExistsNotFiltered() {
$list = array(
'a' => array('h' => 'o', 'i' => 'p', 'j' => 'q'),
'b' => array('h' => 'o', 'i' => '', 'j' => 'q'),
);
$actual = ifilter($list, 'NoneExisting', true);
$expected = array(
'a' => array('h' => 'o', 'i' => 'p', 'j' => 'q'),
'b' => array('h' => 'o', 'i' => '', 'j' => 'q'),
);
$this->assertEqual($expected, $actual);
}
public function testmergevMergingBasicallyWorksCorrectly() {
$this->assertEqual(
array(),
array_mergev(
array(
// <empty>
)));
$this->assertEqual(
array(),
array_mergev(
array(
array(),
array(),
array(),
)));
$this->assertEqual(
array(1, 2, 3, 4, 5),
array_mergev(
array(
array(1, 2),
array(3),
array(),
array(4, 5),
)));
$not_valid = array(
'scalar' => array(1),
'array plus scalar' => array(array(), 1),
'null' => array(null),
);
foreach ($not_valid as $key => $invalid_input) {
$caught = null;
try {
array_mergev($invalid_input);
} catch (InvalidArgumentException $ex) {
$caught = $ex;
}
$this->assertTrue(
($caught instanceof InvalidArgumentException),
pht('%s invalid on %s', 'array_mergev()', $key));
}
}
public function testNonempty() {
$this->assertEqual(
'zebra',
nonempty(false, null, 0, '', array(), 'zebra'));
$this->assertEqual(
null,
nonempty());
$this->assertEqual(
false,
nonempty(null, false));
$this->assertEqual(
null,
nonempty(false, null));
}
protected function tryAssertInstancesOfArray($input) {
assert_instances_of($input, 'array');
}
protected function tryAssertInstancesOfStdClass($input) {
assert_instances_of($input, 'stdClass');
}
public function testAssertInstancesOf() {
$object = new stdClass();
$inputs = array(
'empty' => array(),
'stdClass' => array($object, $object),
__CLASS__ => array($object, $this),
'array' => array(array(), array()),
'integer' => array($object, 1),
);
$this->tryTestCases(
$inputs,
array(true, true, false, false, false),
array($this, 'tryAssertInstancesOfStdClass'),
'InvalidArgumentException');
$this->tryTestCases(
$inputs,
array(true, false, false, true, false),
array($this, 'tryAssertInstancesOfArray'),
'InvalidArgumentException');
}
public function testAssertSameKeys() {
$cases = array(
array(true, array(), array()),
array(true, array(0), array(1)),
array(false, array(0), array()),
array(false, array(), array(0)),
array(false, array('a' => 1), array('b' => 1)),
// Make sure "null" values survive "isset()" tests.
array(true, array('a' => 1), array('a' => null)),
// Key order should not matter.
array(true, array('a' => 1, 'b' => 1), array('b' => 1, 'a' => 1)),
);
foreach ($cases as $case) {
list($same_keys, $expect, $input) = $case;
$caught = null;
try {
assert_same_keys($expect, $input);
} catch (InvalidArgumentException $ex) {
$caught = $ex;
}
$this->assertEqual($same_keys, ($caught === null));
}
}
public function testAssertStringLike() {
$this->assertEqual(
null,
assert_stringlike(null));
$this->assertEqual(
null,
assert_stringlike(''));
$this->assertEqual(
null,
assert_stringlike('Hello World'));
$this->assertEqual(
null,
assert_stringlike(1));
$this->assertEqual(
null,
assert_stringlike(9.9999));
$this->assertEqual(
null,
assert_stringlike(true));
$obj = new Exception('.');
$this->assertEqual(
null,
assert_stringlike($obj));
$obj = (object)array();
try {
assert_stringlike($obj);
} catch (InvalidArgumentException $ex) {
$caught = $ex;
}
$this->assertTrue($caught instanceof InvalidArgumentException);
$array = array(
'foo' => 'bar',
'bar' => 'foo',
);
try {
assert_stringlike($array);
} catch (InvalidArgumentException $ex) {
$caught = $ex;
}
$this->assertTrue($caught instanceof InvalidArgumentException);
$tmp = new TempFile();
$resource = fopen($tmp, 'r');
try {
assert_stringlike($resource);
} catch (InvalidArgumentException $ex) {
$caught = $ex;
}
fclose($resource);
$this->assertTrue($caught instanceof InvalidArgumentException);
}
public function testCoalesce() {
$this->assertEqual(
'zebra',
coalesce(null, 'zebra'));
$this->assertEqual(
null,
coalesce());
$this->assertEqual(
false,
coalesce(false, null));
$this->assertEqual(
false,
coalesce(null, false));
}
public function testHeadLast() {
$this->assertEqual(
'a',
head(explode('.', 'a.b')));
$this->assertEqual(
'b',
last(explode('.', 'a.b')));
}
public function testHeadKeyLastKey() {
$this->assertEqual(
'a',
head_key(array('a' => 0, 'b' => 1)));
$this->assertEqual(
'b',
last_key(array('a' => 0, 'b' => 1)));
$this->assertEqual(null, head_key(array()));
$this->assertEqual(null, last_key(array()));
}
public function testID() {
$this->assertEqual(true, id(true));
$this->assertEqual(false, id(false));
}
public function testIdx() {
$array = array(
'present' => true,
'null' => null,
);
$this->assertEqual(true, idx($array, 'present'));
$this->assertEqual(true, idx($array, 'present', false));
$this->assertEqual(null, idx($array, 'null'));
$this->assertEqual(null, idx($array, 'null', false));
$this->assertEqual(null, idx($array, 'missing'));
$this->assertEqual(false, idx($array, 'missing', false));
}
public function testSplitLines() {
$retain_cases = array(
'' => array(''),
'x' => array('x'),
"x\n" => array("x\n"),
"\n" => array("\n"),
"\n\n\n" => array("\n", "\n", "\n"),
"\r\n" => array("\r\n"),
"x\r\ny\n" => array("x\r\n", "y\n"),
"x\ry\nz\r\n" => array("x\ry\n", "z\r\n"),
"x\ry\nz\r\n\n" => array("x\ry\n", "z\r\n", "\n"),
);
foreach ($retain_cases as $input => $expect) {
$this->assertEqual(
$expect,
phutil_split_lines($input, $retain_endings = true),
pht('(Retained) %s', addcslashes($input, "\r\n\\")));
}
$discard_cases = array(
'' => array(''),
'x' => array('x'),
"x\n" => array('x'),
"\n" => array(''),
"\n\n\n" => array('', '', ''),
"\r\n" => array(''),
"x\r\ny\n" => array('x', 'y'),
"x\ry\nz\r\n" => array("x\ry", 'z'),
"x\ry\nz\r\n\n" => array("x\ry", 'z', ''),
);
foreach ($discard_cases as $input => $expect) {
$this->assertEqual(
$expect,
phutil_split_lines($input, $retain_endings = false),
pht('(Discarded) %s', addcslashes($input, "\r\n\\")));
}
}
public function testArrayFuse() {
$this->assertEqual(array(), array_fuse(array()));
$this->assertEqual(array('x' => 'x'), array_fuse(array('x')));
}
public function testArrayInterleave() {
$this->assertEqual(array(), array_interleave('x', array()));
$this->assertEqual(array('y'), array_interleave('x', array('y')));
$this->assertEqual(
array('y', 'x', 'z'),
array_interleave('x', array('y', 'z')));
$this->assertEqual(
array('y', 'x', 'z'),
array_interleave(
'x',
array(
'kangaroo' => 'y',
'marmoset' => 'z',
)));
$obj1 = (object)array();
$obj2 = (object)array();
$this->assertEqual(
array($obj1, $obj2, $obj1, $obj2, $obj1),
array_interleave(
$obj2,
array(
$obj1,
$obj1,
$obj1,
)));
$implode_tests = array(
'' => array(1, 2, 3),
'x' => array(1, 2, 3),
'y' => array(),
'z' => array(1),
);
foreach ($implode_tests as $x => $y) {
$this->assertEqual(
implode('', array_interleave($x, $y)),
implode($x, $y));
}
}
public function testLoggableString() {
$this->assertEqual(
'',
phutil_loggable_string(''));
$this->assertEqual(
"a\\nb",
phutil_loggable_string("a\nb"));
$this->assertEqual(
"a\\x01b",
phutil_loggable_string("a\x01b"));
$this->assertEqual(
"a\\x1Fb",
phutil_loggable_string("a\x1Fb"));
}
public function testPhutilUnits() {
$cases = array(
'0 seconds in seconds' => 0,
'1 second in seconds' => 1,
'2 seconds in seconds' => 2,
'100 seconds in seconds' => 100,
'2 minutes in seconds' => 120,
'1 hour in seconds' => 3600,
'1 day in seconds' => 86400,
'3 days in seconds' => 259200,
'128 bits in bytes' => 16,
'1 byte in bytes' => 1,
'8 bits in bytes' => 1,
'1 minute in milliseconds' => 60000,
'2 minutes in microseconds' => 120000000,
);
foreach ($cases as $input => $expect) {
$this->assertEqual(
$expect,
phutil_units($input),
'phutil_units("'.$input.'")');
}
$bad_cases = array(
'quack',
'3 years in seconds',
'1 day in days',
'-1 minutes in seconds',
'1.5 minutes in seconds',
'7 bits in bytes',
'2 hours in bytes',
'1 dram in bytes',
'24 bits in seconds',
);
foreach ($bad_cases as $input) {
$caught = null;
try {
phutil_units($input);
} catch (InvalidArgumentException $ex) {
$caught = $ex;
}
$this->assertTrue(
($caught instanceof InvalidArgumentException),
'phutil_units("'.$input.'")');
}
}
public function testPhutilJSONDecode() {
$valid_cases = array(
'{}' => array(),
'[]' => array(),
'[1, 2]' => array(1, 2),
'{"a":"b"}' => array('a' => 'b'),
);
foreach ($valid_cases as $input => $expect) {
$result = phutil_json_decode($input);
$this->assertEqual($expect, $result, 'phutil_json_decode('.$input.')');
}
$invalid_cases = array(
'',
'"a"',
'{,}',
'null',
'"null"',
);
foreach ($invalid_cases as $input) {
$caught = null;
try {
phutil_json_decode($input);
} catch (Exception $ex) {
$caught = $ex;
}
$this->assertTrue($caught instanceof PhutilJSONParserException);
}
}
public function testPhutilINIDecode() {
// Skip the test if we are using an older version of PHP that doesn't
// have the `parse_ini_string` function.
try {
phutil_ini_decode('');
} catch (PhutilMethodNotImplementedException $ex) {
$this->assertSkipped($ex->getMessage());
}
$valid_cases = array(
'' => array(),
'foo=' => array('foo' => ''),
'foo=bar' => array('foo' => 'bar'),
'foo = bar' => array('foo' => 'bar'),
"foo = bar\n" => array('foo' => 'bar'),
"foo\nbar = baz" => array('bar' => 'baz'),
"[foo]\nbar = baz" => array('foo' => array('bar' => 'baz')),
"[foo]\n[bar]\nbaz = foo" => array(
'foo' => array(),
'bar' => array('baz' => 'foo'),
),
"[foo]\nbar = baz\n\n[bar]\nbaz = foo" => array(
'foo' => array('bar' => 'baz'),
'bar' => array('baz' => 'foo'),
),
"; Comment\n[foo]\nbar = baz" => array('foo' => array('bar' => 'baz')),
"# Comment\n[foo]\nbar = baz" => array('foo' => array('bar' => 'baz')),
"foo = true\n[bar]\nbaz = false"
=> array('foo' => true, 'bar' => array('baz' => false)),
"foo = 1\nbar = 1.234" => array('foo' => 1, 'bar' => 1.234),
'x = {"foo": "bar"}' => array('x' => '{"foo": "bar"}'),
);
foreach ($valid_cases as $input => $expect) {
$result = phutil_ini_decode($input);
$this->assertEqual($expect, $result, 'phutil_ini_decode('.$input.')');
}
$invalid_cases = array(
'[' => new PhutilINIParserException(),
);
foreach ($invalid_cases as $input => $expect) {
$caught = null;
try {
phutil_ini_decode($input);
} catch (Exception $ex) {
$caught = $ex;
}
$this->assertTrue($caught instanceof $expect);
}
}
public function testCensorCredentials() {
$cases = array(
'' => '',
'abc' => 'abc',
// NOTE: We're liberal about censoring here, since we can't tell
// if this is a truncated password at the end of an input string
// or a domain name. The version with a "/" isn't censored.
'http://example.com' => 'http://********',
'http://example.com/' => 'http://example.com/',
'http://username@example.com' => 'http://********@example.com',
'http://user:pass@example.com' => 'http://********@example.com',
// We censor these because they might be truncated credentials at the end
// of the string.
'http://user' => 'http://********',
"http://user\n" => "http://********\n",
'svn+ssh://user:pass@example.com' => 'svn+ssh://********@example.com',
);
foreach ($cases as $input => $expect) {
$this->assertEqual(
$expect,
phutil_censor_credentials($input),
pht('Credential censoring for: %s', $input));
}
}
public function testVarExport() {
// Constants
$this->assertEqual('null', phutil_var_export(null));
$this->assertEqual('true', phutil_var_export(true));
$this->assertEqual('false', phutil_var_export(false));
$this->assertEqual("'quack'", phutil_var_export('quack'));
$this->assertEqual('1234567', phutil_var_export(1234567));
// Arrays
$this->assertEqual(
'array()',
phutil_var_export(array()));
$this->assertEqual(
implode("\n", array(
'array(',
' 1,',
' 2,',
' 3,',
')',
)),
phutil_var_export(array(1, 2, 3)));
$this->assertEqual(
implode("\n", array(
'array(',
" 'foo' => 'bar',",
" 'bar' => 'baz',",
')',
)),
phutil_var_export(array('foo' => 'bar', 'bar' => 'baz')));
$this->assertEqual(
implode("\n", array(
'array(',
" 'foo' => array(",
" 'bar' => array(",
" 'baz' => array(),",
' ),',
' ),',
')',
)),
phutil_var_export(
array('foo' => array('bar' => array('baz' => array())))));
// NOTE: Object behavior differs across PHP versions. Older versions of
// PHP export objects as "stdClass::__set_state(array())". Newer versions
// of PHP (7.3+) export objects as "(object) array()".
}
public function testFnmatch() {
$cases = array(
'' => array(
array(''),
array('.', '/'),
),
'*' => array(
array('file'),
array('dir/', '/dir'),
),
'**' => array(
array('file', 'dir/', '/dir', 'dir/subdir/file'),
array(),
),
'**/file' => array(
array('file', 'dir/file', 'dir/subdir/file', 'dir/subdir/subdir/file'),
array('file/', 'file/dir'),
),
'file.*' => array(
array('file.php', 'file.a', 'file.'),
array('files.php', 'file.php/blah'),
),
'fo?' => array(
array('foo', 'fot'),
array('fooo', 'ffoo', 'fo/', 'foo/'),
),
'fo{o,t}' => array(
array('foo', 'fot'),
array('fob', 'fo/', 'foo/'),
),
'fo{o,\\,}' => array(
array('foo', 'fo,'),
array('foo/', 'fo,/'),
),
'fo{o,\\\\}' => array(
array('foo', 'fo\\'),
array('foo/', 'fo\\/'),
),
'/foo' => array(
array('/foo'),
array('foo', '/foo/'),
),
// Tests for various `fnmatch` flags.
'*.txt' => array(
array(
'file.txt',
// FNM_PERIOD
'.secret-file.txt',
),
array(
// FNM_PATHNAME
'dir/file.txt',
// FNM_CASEFOLD
'file.TXT',
),
'\\*.txt' => array(
array(
// FNM_NOESCAPE
'*.txt',
),
array(
'file.txt',
),
),
),
);
$invalid = array(
'{',
'asdf\\',
);
foreach ($cases as $input => $expect) {
list($matches, $no_matches) = $expect;
foreach ($matches as $match) {
$this->assertTrue(
phutil_fnmatch($input, $match),
pht('Expecting "%s" to match "%s".', $input, $match));
}
foreach ($no_matches as $no_match) {
$this->assertFalse(
phutil_fnmatch($input, $no_match),
pht('Expecting "%s" not to match "%s".', $input, $no_match));
}
}
foreach ($invalid as $input) {
$caught = null;
try {
phutil_fnmatch($input, '');
} catch (Exception $ex) {
$caught = $ex;
}
$this->assertTrue($caught instanceof InvalidArgumentException);
}
}
public function testJSONEncode() {
$in = array(
'example' => "Not Valid UTF8: \x80",
);
$caught = null;
try {
$value = phutil_json_encode($in);
} catch (Exception $ex) {
$caught = $ex;
}
$this->assertTrue(($caught instanceof Exception));
}
public function testHashComparisons() {
$tests = array(
array('1', '12', false),
array('0', '0e123', false),
array('0e123', '0e124', false),
array('', '0', false),
array('000', '0e0', false),
array('001', '002', false),
array('0', '', false),
array('987654321', '123456789', false),
array('A', 'a', false),
array('123456789', '123456789', true),
array('hunter42', 'hunter42', true),
);
foreach ($tests as $key => $test) {
list($u, $v, $expect) = $test;
$actual = phutil_hashes_are_identical($u, $v);
$this->assertEqual(
$expect,
$actual,
pht('Test Case: "%s" vs "%s"', $u, $v));
}
}
public function testVectorSortInt() {
$original = array(
~PHP_INT_MAX,
-2147483648,
-5,
-3,
-1,
0,
1,
2,
3,
100,
PHP_INT_MAX,
);
$items = $this->shuffleMap($original);
foreach ($items as $key => $value) {
$items[$key] = (string)id(new PhutilSortVector())
->addInt($value);
}
asort($items, SORT_STRING);
$this->assertEqual(
array_keys($original),
array_keys($items));
}
public function testVectorSortString() {
$original = array(
'',
"\1",
'A',
'AB',
'Z',
"Z\1",
'ZZZ',
);
$items = $this->shuffleMap($original);
foreach ($items as $key => $value) {
$items[$key] = (string)id(new PhutilSortVector())
->addString($value);
}
asort($items, SORT_STRING);
$this->assertEqual(
array_keys($original),
array_keys($items));
}
private function shuffleMap(array $map) {
$keys = array_keys($map);
shuffle($keys);
return array_select_keys($map, $keys);
}
public function testQueryStringEncoding() {
$expect = array();
// As a starting point, we expect every character to encode as an "%XX"
// escaped version.
foreach (range(0, 255) as $byte) {
$c = chr($byte);
$expect[$c] = sprintf('%%%02X', $byte);
}
// We expect these characters to not be escaped.
$ranges = array(
range('a', 'z'),
range('A', 'Z'),
range('0', '9'),
array('-', '.', '_', '~'),
);
foreach ($ranges as $range) {
foreach ($range as $preserve_char) {
$expect[$preserve_char] = $preserve_char;
}
}
foreach (range(0, 255) as $byte) {
$c = chr($byte);
$expect_c = $expect[$c];
$expect_str = "{$expect_c}={$expect_c}";
$actual_str = phutil_build_http_querystring(array($c => $c));
$this->assertEqual(
$expect_str,
$actual_str,
pht('HTTP querystring for byte "%s".', sprintf('0x%02x', $byte)));
}
}
public function testNaturalList() {
$cases = array(
array(true, array()),
array(true, array(0 => true, 1 => true, 2 => true)),
array(true, array('a', 'b', 'c')),
array(false, array(0 => true, 2 => true, 1 => true)),
array(false, array(1 => true)),
array(false, array('sound' => 'quack')),
);
foreach ($cases as $case) {
list($expect, $value) = $case;
$this->assertEqual($expect, phutil_is_natural_list($value));
}
}
public function testArrayPartition() {
$map = array(
'empty' => array(
array(),
array(),
),
'unique' => array(
array('a' => 'a', 'b' => 'b', 'c' => 'c'),
array(array('a' => 'a'), array('b' => 'b'), array('c' => 'c')),
),
'xy' => array(
array('a' => 'x', 'b' => 'x', 'c' => 'y', 'd' => 'y'),
array(
array('a' => 'x', 'b' => 'x'),
array('c' => 'y', 'd' => 'y'),
),
),
'multi' => array(
array('a' => true, 'b' => true, 'c' => false, 'd' => true),
array(
array('a' => true, 'b' => true),
array('c' => false),
array('d' => true),
),
),
);
foreach ($map as $name => $item) {
list($input, $expect) = $item;
$actual = phutil_partition($input);
$this->assertEqual($expect, $actual, pht('Partition of "%s"', $name));
}
}
}

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