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libphutil/src/utils/__tests__/PhutilUtilsTestCase.php
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PhutilUtilsTestCase.php
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<?php
/**
* Test cases for functions in utils.php.
*
* @group testcase
*/
final class PhutilUtilsTestCase extends PhutilTestCase {
public function testMFilterNullMethodThrowException() {
$caught = null;
try {
mfilter(array(), null);
} catch (InvalidArgumentException $ex) {
$caught = $ex;
}
$this->assertEqual(
true,
($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;
}
$this->assertEqual(
true,
($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),
)));
}
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, $object),
'PhutilUtilsTestCase' => array($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 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;
}
$this->assertEqual(
true,
($caught instanceof InvalidArgumentException));
$array = array(
"foo" => "bar",
"bar" => "foo",
);
try {
assert_stringlike($array);
} catch (InvalidArgumentException $ex) {
$caught = $ex;
}
$this->assertEqual(
true,
($caught instanceof InvalidArgumentException));
$tmp = new TempFile();
$resource = fopen($tmp, 'r');
try {
assert_stringlike($resource);
} catch (InvalidArgumentException $ex) {
$caught = $ex;
}
fclose($resource);
$this->assertEqual(
true,
($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, $retain_endings = true),
"(Retained) ".addcslashes($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, $retain_endings = false),
"(Discarded) ".addcslashes($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));
}
}
}
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