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|
--TEST--
Scalar type basics
--FILE--
<?php
$errnames = [
E_NOTICE => 'E_NOTICE',
E_WARNING => 'E_WARNING',
];
set_error_handler(function (int $errno, string $errmsg, string $file, int $line) use ($errnames) {
echo "$errnames[$errno]: $errmsg on line $line\n";
return true;
});
$functions = [
'int' => function (int $i) { return $i; },
'float' => function (float $f) { return $f; },
'string' => function (string $s) { return $s; },
'bool' => function (bool $b) { return $b; }
];
class Stringable {
public function __toString() {
return "foobar";
}
}
$values = [
1,
"1",
1.0,
1.5,
"1a",
"a",
"",
PHP_INT_MAX,
NAN,
TRUE,
FALSE,
NULL,
[],
new StdClass,
new Stringable,
fopen("data:text/plain,foobar", "r")
];
foreach ($functions as $type => $function) {
echo PHP_EOL, "Testing '$type' type:", PHP_EOL;
foreach ($values as $value) {
echo PHP_EOL . "*** Trying ";
var_dump($value);
try {
var_dump($function($value));
} catch (\TypeError $e) {
echo "*** Caught " . $e->getMessage() . PHP_EOL;
}
}
}
echo PHP_EOL . "Done";
?>
--EXPECTF--
Testing 'int' type:
*** Trying int(1)
int(1)
*** Trying string(1) "1"
int(1)
*** Trying float(1)
int(1)
*** Trying float(1.5)
int(1)
*** Trying string(2) "1a"
E_NOTICE: A non well formed numeric value encountered on line %d
int(1)
*** Trying string(1) "a"
*** Caught Argument 1 passed to {closure}() must be of the type integer, string given, called in %s on line %d
*** Trying string(0) ""
*** Caught Argument 1 passed to {closure}() must be of the type integer, string given, called in %s on line %d
*** Trying int(%d)
int(%d)
*** Trying float(NAN)
*** Caught Argument 1 passed to {closure}() must be of the type integer, float given, called in %s on line %d
*** Trying bool(true)
int(1)
*** Trying bool(false)
int(0)
*** Trying NULL
*** Caught Argument 1 passed to {closure}() must be of the type integer, null given, called in %s on line %d
*** Trying array(0) {
}
*** Caught Argument 1 passed to {closure}() must be of the type integer, array given, called in %s on line %d
*** Trying object(stdClass)#%s (0) {
}
*** Caught Argument 1 passed to {closure}() must be of the type integer, object given, called in %s on line %d
*** Trying object(Stringable)#%s (0) {
}
*** Caught Argument 1 passed to {closure}() must be of the type integer, object given, called in %s on line %d
*** Trying resource(%d) of type (stream)
*** Caught Argument 1 passed to {closure}() must be of the type integer, resource given, called in %s on line %d
Testing 'float' type:
*** Trying int(1)
float(1)
*** Trying string(1) "1"
float(1)
*** Trying float(1)
float(1)
*** Trying float(1.5)
float(1.5)
*** Trying string(2) "1a"
E_NOTICE: A non well formed numeric value encountered on line %d
float(1)
*** Trying string(1) "a"
*** Caught Argument 1 passed to {closure}() must be of the type float, string given, called in %s on line %d
*** Trying string(0) ""
*** Caught Argument 1 passed to {closure}() must be of the type float, string given, called in %s on line %d
*** Trying int(%d)
float(%s)
*** Trying float(NAN)
float(NAN)
*** Trying bool(true)
float(1)
*** Trying bool(false)
float(0)
*** Trying NULL
*** Caught Argument 1 passed to {closure}() must be of the type float, null given, called in %s on line %d
*** Trying array(0) {
}
*** Caught Argument 1 passed to {closure}() must be of the type float, array given, called in %s on line %d
*** Trying object(stdClass)#%s (0) {
}
*** Caught Argument 1 passed to {closure}() must be of the type float, object given, called in %s on line %d
*** Trying object(Stringable)#%s (0) {
}
*** Caught Argument 1 passed to {closure}() must be of the type float, object given, called in %s on line %d
*** Trying resource(%d) of type (stream)
*** Caught Argument 1 passed to {closure}() must be of the type float, resource given, called in %s on line %d
Testing 'string' type:
*** Trying int(1)
string(1) "1"
*** Trying string(1) "1"
string(1) "1"
*** Trying float(1)
string(1) "1"
*** Trying float(1.5)
string(3) "1.5"
*** Trying string(2) "1a"
string(2) "1a"
*** Trying string(1) "a"
string(1) "a"
*** Trying string(0) ""
string(0) ""
*** Trying int(%d)
string(%d) "%d"
*** Trying float(NAN)
string(3) "NAN"
*** Trying bool(true)
string(1) "1"
*** Trying bool(false)
string(0) ""
*** Trying NULL
*** Caught Argument 1 passed to {closure}() must be of the type string, null given, called in %s on line %d
*** Trying array(0) {
}
*** Caught Argument 1 passed to {closure}() must be of the type string, array given, called in %s on line %d
*** Trying object(stdClass)#%s (0) {
}
*** Caught Argument 1 passed to {closure}() must be of the type string, object given, called in %s on line %d
*** Trying object(Stringable)#%s (0) {
}
string(6) "foobar"
*** Trying resource(%d) of type (stream)
*** Caught Argument 1 passed to {closure}() must be of the type string, resource given, called in %s on line %d
Testing 'bool' type:
*** Trying int(1)
bool(true)
*** Trying string(1) "1"
bool(true)
*** Trying float(1)
bool(true)
*** Trying float(1.5)
bool(true)
*** Trying string(2) "1a"
bool(true)
*** Trying string(1) "a"
bool(true)
*** Trying string(0) ""
bool(false)
*** Trying int(%d)
bool(true)
*** Trying float(NAN)
bool(true)
*** Trying bool(true)
bool(true)
*** Trying bool(false)
bool(false)
*** Trying NULL
*** Caught Argument 1 passed to {closure}() must be of the type boolean, null given, called in %s on line %d
*** Trying array(0) {
}
*** Caught Argument 1 passed to {closure}() must be of the type boolean, array given, called in %s on line %d
*** Trying object(stdClass)#%s (0) {
}
*** Caught Argument 1 passed to {closure}() must be of the type boolean, object given, called in %s on line %d
*** Trying object(Stringable)#%s (0) {
}
*** Caught Argument 1 passed to {closure}() must be of the type boolean, object given, called in %s on line %d
*** Trying resource(%d) of type (stream)
*** Caught Argument 1 passed to {closure}() must be of the type boolean, resource given, called in %s on line %d
Done
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