1--TEST--
2Test strval() function
3--INI--
4precision=14
5--FILE--
6<?php
7/* Prototype: string strval ( mixed $var );
8 * Description: Returns the string value of var
9 */
10
11echo "*** Testing str_val() with scalar values***\n";
12$heredoc_string = <<<EOD
13This is a multiline heredoc
14string. Numeric = 1232455.
15EOD;
16/* heredoc string with only numeric values */
17$heredoc_numeric_string = <<<EOD
1812345
192345
20EOD;
21/* null heredoc string */
22$heredoc_empty_string = <<<EOD
23EOD;
24/* heredoc string with NULL */
25$heredoc_NULL_string = <<<EOD
26NULL
27EOD;
28
29// different valid  scalar vlaues
30$scalars = array(
31  /* integers */
32  0,
33  1,
34  -1,
35  -2147483648, // max negative integer value
36  -2147483647,
37  2147483647,  // max positive integer value
38  2147483640,
39  0x123B,      // integer as hexadecimal
40  0x12ab,
41  0Xfff,
42  0XFA,
43
44  /* floats */
45  -0x80000000, // max negative integer as hexadecimal
46  0x7fffffff,  // max postive integer as hexadecimal
47  0x7FFFFFFF,  // max postive integer as hexadecimal
48  0123,        // integer as octal
49  01912,       // should be quivalent to octal 1
50  -020000000000, // max negative integer as octal
51  017777777777,  // max positive integer as octal
52  -2147483649, // float value
53  2147483648,  // float value
54  -0x80000001, // float value, beyond max negative int
55  0x800000001, // float value, beyond max positive int
56  020000000001, // float value, beyond max positive int
57  -020000000001, // float value, beyond max negative int
58  0.0,
59  -0.1,
60  10.0000000000000000005,
61  10.5e+5,
62  1e-5,
63  .5e+7,
64  .6e-19,
65  .05E+44,
66  .0034E-30,
67
68  /* booleans */
69  true,
70  TRUE,
71  FALSE,
72  false,
73
74  /* strings */
75  "",
76  '',
77  " ",
78  ' ',
79  '0',
80  "0",
81  "testing",
82  "0x564",
83  "0123",
84  "new\n",
85  'new\n',
86  "@#$$%^&&*()",
87  "        ",
88  "null",
89  'null',
90  'true',
91  "true",
92  /*"\0123",
93  "\0x12FF",*/
94  $heredoc_string,
95  $heredoc_numeric_string,
96  $heredoc_empty_string
97);
98/* loop to check that strval() recognizes different
99   scalar values and retuns the string conversion of same */
100$loop_counter = 1;
101foreach ($scalars as $scalar ) {
102   echo "-- Iteration $loop_counter --\n"; $loop_counter++;
103   var_dump( strval($scalar) );
104}
105
106echo "\n*** Testing strval() with non_scalar values ***\n";
107// get a resource type variable
108$fp = fopen(__FILE__, "r");
109$dfp = opendir( dirname(__FILE__) );
110
111// unset variable
112$unset_var = 10;
113unset ($unset_var);
114
115// non_scalar values, objects, arrays, resources and boolean
116class foo
117{
118  function __toString() {
119    return "Object";
120  }
121}
122
123$not_scalars = array (
124  new foo, //object
125  $fp,  // resource
126  $dfp,
127  array(),  // arrays
128  array(NULL),
129  array(1,2,3,4),
130  array("string"),
131  NULL,  // nulls
132  null,
133  @$unset_var,  // unset variable
134  @$undefined_var
135);
136/* loop through the $not_scalars to see working of
137   strval() on objects, arrays, boolean and others */
138$loop_counter = 1;
139foreach ($not_scalars as $value ) {
140   echo "-- Iteration $loop_counter --\n"; $loop_counter++;
141   var_dump( strval($value) );
142}
143
144echo "\n*** Testing error conditions ***\n";
145//Zero argument
146var_dump( strval() );
147
148//arguments more than expected
149var_dump( strval( $scalars[0], $scalars[1]) );
150
151echo "Done\n";
152
153// close the resources used
154fclose($fp);
155closedir($dfp);
156
157?>
158--EXPECTF--
159*** Testing str_val() with scalar values***
160-- Iteration 1 --
161string(1) "0"
162-- Iteration 2 --
163string(1) "1"
164-- Iteration 3 --
165string(2) "-1"
166-- Iteration 4 --
167string(11) "-2147483648"
168-- Iteration 5 --
169string(11) "-2147483647"
170-- Iteration 6 --
171string(10) "2147483647"
172-- Iteration 7 --
173string(10) "2147483640"
174-- Iteration 8 --
175string(4) "4667"
176-- Iteration 9 --
177string(4) "4779"
178-- Iteration 10 --
179string(4) "4095"
180-- Iteration 11 --
181string(3) "250"
182-- Iteration 12 --
183string(11) "-2147483648"
184-- Iteration 13 --
185string(10) "2147483647"
186-- Iteration 14 --
187string(10) "2147483647"
188-- Iteration 15 --
189string(2) "83"
190-- Iteration 16 --
191string(1) "1"
192-- Iteration 17 --
193string(11) "-2147483648"
194-- Iteration 18 --
195string(10) "2147483647"
196-- Iteration 19 --
197string(11) "-2147483649"
198-- Iteration 20 --
199string(10) "2147483648"
200-- Iteration 21 --
201string(11) "-2147483649"
202-- Iteration 22 --
203string(11) "34359738369"
204-- Iteration 23 --
205string(10) "2147483649"
206-- Iteration 24 --
207string(11) "-2147483649"
208-- Iteration 25 --
209string(1) "0"
210-- Iteration 26 --
211string(4) "-0.1"
212-- Iteration 27 --
213string(2) "10"
214-- Iteration 28 --
215string(7) "1050000"
216-- Iteration 29 --
217string(6) "1.0E-5"
218-- Iteration 30 --
219string(7) "5000000"
220-- Iteration 31 --
221string(7) "6.0E-20"
222-- Iteration 32 --
223string(7) "5.0E+42"
224-- Iteration 33 --
225string(7) "3.4E-33"
226-- Iteration 34 --
227string(1) "1"
228-- Iteration 35 --
229string(1) "1"
230-- Iteration 36 --
231string(0) ""
232-- Iteration 37 --
233string(0) ""
234-- Iteration 38 --
235string(0) ""
236-- Iteration 39 --
237string(0) ""
238-- Iteration 40 --
239string(1) " "
240-- Iteration 41 --
241string(1) " "
242-- Iteration 42 --
243string(1) "0"
244-- Iteration 43 --
245string(1) "0"
246-- Iteration 44 --
247string(7) "testing"
248-- Iteration 45 --
249string(5) "0x564"
250-- Iteration 46 --
251string(4) "0123"
252-- Iteration 47 --
253string(4) "new
254"
255-- Iteration 48 --
256string(5) "new\n"
257-- Iteration 49 --
258string(11) "@#$$%^&&*()"
259-- Iteration 50 --
260string(8) "        "
261-- Iteration 51 --
262string(4) "null"
263-- Iteration 52 --
264string(4) "null"
265-- Iteration 53 --
266string(4) "true"
267-- Iteration 54 --
268string(4) "true"
269-- Iteration 55 --
270string(5%d) "This is a multiline heredoc
271string. Numeric = 1232455."
272-- Iteration 56 --
273string(1%d) "12345
2742345"
275-- Iteration 57 --
276string(0) ""
277
278*** Testing strval() with non_scalar values ***
279-- Iteration 1 --
280string(6) "Object"
281-- Iteration 2 --
282string(14) "Resource id #%d"
283-- Iteration 3 --
284string(14) "Resource id #%d"
285-- Iteration 4 --
286
287Notice: Array to string conversion in %sstrval.php on line %d
288string(5) "Array"
289-- Iteration 5 --
290
291Notice: Array to string conversion in %sstrval.php on line %d
292string(5) "Array"
293-- Iteration 6 --
294
295Notice: Array to string conversion in %sstrval.php on line %d
296string(5) "Array"
297-- Iteration 7 --
298
299Notice: Array to string conversion in %sstrval.php on line %d
300string(5) "Array"
301-- Iteration 8 --
302string(0) ""
303-- Iteration 9 --
304string(0) ""
305-- Iteration 10 --
306string(0) ""
307-- Iteration 11 --
308string(0) ""
309
310*** Testing error conditions ***
311
312Warning: strval() expects exactly 1 parameter, 0 given in %s on line %d
313NULL
314
315Warning: strval() expects exactly 1 parameter, 2 given in %s on line %d
316NULL
317Done
318