1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
|
--TEST--
Test strtr() function : usage variations - unexpected inputs for 'from' argument
--FILE--
<?php
/* Test strtr() function: with unexpected inputs for 'from'
* and expected type for 'str' & 'to' arguments
*/
echo "*** Testing strtr() function: with unexpected inputs for 'from' ***\n";
//get an unset variable
$unset_var = 'string_val';
unset($unset_var);
//defining a class
class sample {
public function __toString() {
return "sample object";
}
}
//getting the resource
$file_handle = fopen(__FILE__, "r");
//defining 'str' argument
$str = "012atm";
// array of values for 'from'
$from_arr = array (
// integer values
/*1*/ 0,
1,
-2,
// float values
/*4*/ 10.5,
-20.5,
10.1234567e10,
// array values
/*7*/ array(),
array(0),
array(1, 2),
// boolean values
/*10*/ true,
false,
TRUE,
FALSE,
// null values
/*14*/ NULL,
null,
// objects
/*16*/ new sample(),
// resource
/*17*/ $file_handle,
// undefined variable
/*18*/ @$undefined_var,
// unset variable
/*19*/ @$unset_var
);
//defining 'to' argument
$to = "atm012";
// loop through with each element of the $from array to test strtr() function
$count = 1;
for($index = 0; $index < count($from_arr); $index++) {
echo "-- Iteration $count --\n";
$from = $from_arr[$index];
try {
var_dump(strtr($str, $from, $to));
} catch (TypeError $exception) {
echo $exception->getMessage() . "\n";
}
$count++;
}
fclose($file_handle); //closing the file handle
?>
--EXPECT--
*** Testing strtr() function: with unexpected inputs for 'from' ***
-- Iteration 1 --
string(6) "a12atm"
-- Iteration 2 --
string(6) "0a2atm"
-- Iteration 3 --
string(6) "01tatm"
-- Iteration 4 --
string(6) "ta2atm"
-- Iteration 5 --
string(6) "m1tatm"
-- Iteration 6 --
string(6) "tm0atm"
-- Iteration 7 --
strtr(): Argument #2 ($from) must be of type string, array given
-- Iteration 8 --
strtr(): Argument #2 ($from) must be of type string, array given
-- Iteration 9 --
strtr(): Argument #2 ($from) must be of type string, array given
-- Iteration 10 --
string(6) "0a2atm"
-- Iteration 11 --
string(6) "012atm"
-- Iteration 12 --
string(6) "0a2atm"
-- Iteration 13 --
string(6) "012atm"
-- Iteration 14 --
string(6) "012atm"
-- Iteration 15 --
string(6) "012atm"
-- Iteration 16 --
string(6) "012ttm"
-- Iteration 17 --
strtr(): Argument #2 ($from) must be of type string|array, resource given
-- Iteration 18 --
string(6) "012atm"
-- Iteration 19 --
string(6) "012atm"
|
