--- /dev/null
+--TEST--
+Test sscanf() function : basic functionality - string format
+--FILE--
+<?php
+/* Prototype : mixed sscanf ( string $str , string $format [, mixed &$... ] )
+ * Description: Parses input from a string according to a format
+ * Source code: ext/standard/string.c
+*/
+
+/*
+ * Testing sscanf() : basic functionality
+*/
+
+echo "*** Testing sscanf() : basic functionality - using string format ***\n";
+
+$str = "Part: Widget Serial Number: 1234789 Stock: 25";
+$format = "Part: %s Serial Number: %s Stock: %s";
+
+echo "\n-- Try sccanf() WITHOUT optional args --\n";
+// extract details using short format
+list($part, $number, $stock) = sscanf($str, $format);
+var_dump($part, $number, $stock);
+
+echo "\n-- Try sccanf() WITH optional args --\n";
+// extract details using long format
+$res = sscanf($str, $format, $part, $number, $stock);
+var_dump($res, $part, $number, $stock);
+
+?>
+===DONE===
+--EXPECT--
+*** Testing sscanf() : basic functionality - using string format ***
+
+-- Try sccanf() WITHOUT optional args --
+string(6) "Widget"
+string(7) "1234789"
+string(2) "25"
+
+-- Try sccanf() WITH optional args --
+int(3)
+string(6) "Widget"
+string(7) "1234789"
+string(2) "25"
+===DONE===
--- /dev/null
+--TEST--
+Test sscanf() function : basic functionality - integer format
+--FILE--
+<?php
+/* Prototype : mixed sscanf ( string $str , string $format [, mixed &$... ] )
+ * Description: Parses input from a string according to a format
+ * Source code: ext/standard/string.c
+*/
+
+/*
+ * Testing sscanf() : basic functionality
+*/
+
+echo "*** Testing sscanf() : basic functionality - using integer format ***\n";
+
+$str = "Part: Widget Serial Number: 1234789 Stock: 25";
+$format = "Part: %s Serial Number: %d Stock: %d";
+
+echo "\n-- Try sccanf() WITHOUT optional args --\n";
+// extract details using short format
+list($part, $number, $stock) = sscanf($str, $format);
+var_dump($part, $number, $stock);
+
+echo "\n-- Try sccanf() WITH optional args --\n";
+// extract details using long format
+$res = sscanf($str, $format, $part, $number, $stock);
+var_dump($res, $part, $number, $stock);
+
+?>
+===DONE===
+--EXPECT--
+*** Testing sscanf() : basic functionality - using integer format ***
+
+-- Try sccanf() WITHOUT optional args --
+string(6) "Widget"
+int(1234789)
+int(25)
+
+-- Try sccanf() WITH optional args --
+int(3)
+string(6) "Widget"
+int(1234789)
+int(25)
+===DONE===
--- /dev/null
+--TEST--
+Test sscanf() function : basic functionality - float format
+--FILE--
+<?php
+
+/* Prototype : mixed sscanf ( string $str , string $format [, mixed &$... ] )
+ * Description: Parses input from a string according to a format
+ * Source code: ext/standard/string.c
+*/
+
+echo "*** Testing sscanf() : basic functionality -- using float format ***\n";
+
+$str = "Part: Widget Length: 111.53 Width: 22.345 Depth: 12.4";
+$format = "Part: %s Length: %f Width: %f Depth: %f";
+
+echo "\n-- Try sccanf() WITHOUT optional args --\n";
+// extract details using short format
+list($part, $length, $width, $depth) = sscanf($str, $format);
+var_dump($part, $length, $width, $depth);
+
+echo "\n-- Try sccanf() WITH optional args --\n";
+// extract details using long format
+$res = sscanf($str, $format, $part, $length, $width, $depth);
+var_dump($res, $part, $length, $width, $depth);
+
+?>
+===DONE===
+--EXPECT--
+*** Testing sscanf() : basic functionality -- using float format ***
+
+-- Try sccanf() WITHOUT optional args --
+string(6) "Widget"
+float(111.53)
+float(22.345)
+float(12.4)
+
+-- Try sccanf() WITH optional args --
+int(4)
+string(6) "Widget"
+float(111.53)
+float(22.345)
+float(12.4)
+===DONE===
--- /dev/null
+--TEST--
+Test sscanf() function : basic functionality - char format
+--FILE--
+<?php
+
+/* Prototype : mixed sscanf ( string $str , string $format [, mixed &$... ] )
+ * Description: Parses input from a string according to a format
+ * Source code: ext/standard/string.c
+*/
+
+echo "*** Testing sscanf() : basic functionality - using char format ***\n";
+
+$str = "X = A + B - C";
+$format = "%c = %c + %c - %c";
+
+echo "\n-- Try sccanf() WITHOUT optional args --\n";
+// extract details using short format
+list($arg1, $arg2, $arg3, $arg4) = sscanf($str, $format);
+var_dump($arg1, $arg2, $arg3, $arg4);
+
+echo "\n-- Try sccanf() WITH optional args --\n";
+// extract details using long format
+$res = sscanf($str, $format, $arg1, $arg2, $arg3, $arg4);
+var_dump($res, $arg1, $arg2, $arg3, $arg4);
+
+?>
+===DONE===
+--EXPECT--
+*** Testing sscanf() : basic functionality - using char format ***
+
+-- Try sccanf() WITHOUT optional args --
+string(1) "X"
+string(1) "A"
+string(1) "B"
+string(1) "C"
+
+-- Try sccanf() WITH optional args --
+int(4)
+string(1) "X"
+string(1) "A"
+string(1) "B"
+string(1) "C"
+===DONE===
\ No newline at end of file
--- /dev/null
+--TEST--
+Test sscanf() function : basic functionality - exponential format
+--FILE--
+<?php
+
+/* Prototype : mixed sscanf ( string $str , string $format [, mixed &$... ] )
+ * Description: Parses input from a string according to a format
+ * Source code: ext/standard/string.c
+*/
+
+echo "*** Testing sscanf() : basic functionality -using exponential format ***\n";
+
+$str = "10.12345 10.12345E3 10.12345e3 -10.12345e4" ;
+$format1 = "%e %e %e %e";
+$format2 = "%E %E %E %E";
+
+echo "\n-- Try sccanf() WITHOUT optional args --\n";
+// extract details using short format
+list($arg1, $arg2, $arg3, $arg4) = sscanf($str, $format1);
+var_dump($arg1, $arg2, $arg3, $arg4);
+list($arg1, $arg2, $arg3, $arg4) = sscanf($str, $format2);
+var_dump($arg1, $arg2, $arg3, $arg4);
+
+echo "\n-- Try sccanf() WITH optional args --\n";
+// extract details using long format
+$res = sscanf($str, $format1, $arg1, $arg2, $arg3, $arg4);
+var_dump($res, $arg1, $arg2, $arg3, $arg4);
+$res = sscanf($str, $format2,$arg1, $arg2, $arg3, $arg4);
+var_dump($res, $arg1, $arg2, $arg3, $arg4);
+
+
+?>
+===DONE===
+--EXPECT--
+*** Testing sscanf() : basic functionality -using exponential format ***
+
+-- Try sccanf() WITHOUT optional args --
+float(10.12345)
+float(10123.45)
+float(10123.45)
+float(-101234.5)
+float(10.12345)
+float(10123.45)
+float(10123.45)
+float(-101234.5)
+
+-- Try sccanf() WITH optional args --
+int(4)
+float(10.12345)
+float(10123.45)
+float(10123.45)
+float(-101234.5)
+int(4)
+float(10.12345)
+float(10123.45)
+float(10123.45)
+float(-101234.5)
+===DONE===
--- /dev/null
+--TEST--
+Test sscanf() function : basic functionality - unsigned format
+--FILE--
+<?php
+
+/* Prototype : mixed sscanf ( string $str , string $format [, mixed &$... ] )
+ * Description: Parses input from a string according to a format
+ * Source code: ext/standard/string.c
+*/
+
+echo "*** Testing sscanf() : basic functionality - using unsigned format ***\n";
+
+$str = "-11 +11 11 -11.234 +11.234 11.234";
+$format = "%u %u %u %u %u %u";
+
+echo "\n-- Try sccanf() WITHOUT optional args --\n";
+// extract details using short format
+list($arg1, $arg2, $arg3, $arg4, $arg5, $arg6) = sscanf($str, $format);
+var_dump($arg1, $arg2, $arg3, $arg4, $arg5, $arg6);
+
+echo "\n-- Try sccanf() WITH optional args --\n";
+// extract details using long format
+$res = sscanf($str, $format, $arg1, $arg2, $arg3, $arg4, $arg5, $arg6);
+var_dump($res, $arg1, $arg2, $arg3, $arg4, $arg5, $arg6);
+
+?>
+===DONE===
+--EXPECT--
+*** Testing sscanf() : basic functionality - using unsigned format ***
+
+-- Try sccanf() WITHOUT optional args --
+string(10) "4294967285"
+int(11)
+int(11)
+string(10) "4294967285"
+NULL
+NULL
+
+-- Try sccanf() WITH optional args --
+int(4)
+string(10) "4294967285"
+int(11)
+int(11)
+string(10) "4294967285"
+NULL
+NULL
+===DONE===
--- /dev/null
+--TEST--
+Test sscanf() function : basic functionality - octal format
+--FILE--
+<?php
+
+/* Prototype : mixed sscanf ( string $str , string $format [, mixed &$... ] )
+ * Description: Parses input from a string according to a format
+ * Source code: ext/standard/string.c
+*/
+
+echo "*** Testing sscanf() : basic functionality - using octal format ***\n";
+
+$str = "0123 -0123 +0123 0129 -0129 +0129";
+$format = "%o %o %o %o %o %o";
+
+echo "\n-- Try sccanf() WITHOUT optional args --\n";
+// extract details using short format
+list($arg1, $arg2, $arg3, $arg4, $arg5, $arg6) = sscanf($str, $format);
+var_dump($arg1, $arg2, $arg3, $arg4, $arg5, $arg6);
+
+echo "\n-- Try sccanf() WITH optional args --\n";
+// extract details using long format
+$res = sscanf($str, $format, $arg1, $arg2, $arg3, $arg4, $arg5, $arg6);
+var_dump($res, $arg1, $arg2, $arg3, $arg4, $arg5, $arg6);
+
+?>
+===DONE===
+--EXPECT--
+*** Testing sscanf() : basic functionality - using octal format ***
+
+-- Try sccanf() WITHOUT optional args --
+int(83)
+int(-83)
+int(83)
+int(10)
+NULL
+NULL
+
+-- Try sccanf() WITH optional args --
+int(4)
+int(83)
+int(-83)
+int(83)
+int(10)
+NULL
+NULL
+===DONE===
--- /dev/null
+--TEST--
+Test sscanf() function : basic functionality - hexadecimal format
+--FILE--
+<?php
+
+/* Prototype : mixed sscanf ( string $str , string $format [, mixed &$... ] )
+ * Description: Parses input from a string according to a format
+ * Source code: ext/standard/string.c
+*/
+
+echo "*** Testing sscanf() : basic functionality - - using hexadecimal format ***\n";
+
+$str = "129 12F 123B -123B 01ABC 1G";
+$format1 = "%x %x %x %x %x %x";
+$format2 = "%X %X %X %X %X %X";
+
+echo "\n-- Try sccanf() WITHOUT optional args --\n";
+// extract details using short format
+list($arg1, $arg2, $arg3, $arg4, $arg5, $arg6) = sscanf($str, $format1);
+var_dump($arg1, $arg2, $arg3, $arg4, $arg5, $arg6);
+list($arg1, $arg2, $arg3, $arg4, $arg5, $arg6) = sscanf($str, $format2);
+var_dump($arg1, $arg2, $arg3, $arg4, $arg5, $arg6);
+
+echo "\n-- Try sccanf() WITH optional args --\n";
+// extract details using long format
+$res = sscanf($str, $format1, $arg1, $arg2, $arg3, $arg4, $arg5, $arg6);
+var_dump($res, $arg1, $arg2, $arg3, $arg4, $arg5, $arg6);
+$res = sscanf($str, $format2, $arg1, $arg2, $arg3, $arg4, $arg5, $arg6);
+var_dump($res, $arg1, $arg2, $arg3, $arg4, $arg5, $arg6);
+
+?>
+===DONE===
+--EXPECT--
+*** Testing sscanf() : basic functionality - - using hexadecimal format ***
+
+-- Try sccanf() WITHOUT optional args --
+int(297)
+int(303)
+int(4667)
+int(-4667)
+int(6844)
+int(1)
+int(297)
+int(303)
+int(4667)
+int(-4667)
+int(6844)
+int(1)
+
+-- Try sccanf() WITH optional args --
+int(6)
+int(297)
+int(303)
+int(4667)
+int(-4667)
+int(6844)
+int(1)
+int(6)
+int(297)
+int(303)
+int(4667)
+int(-4667)
+int(6844)
+int(1)
+===DONE===
\ No newline at end of file
--- /dev/null
+--TEST--
+Test sscanf() function : error conditions
+--FILE--
+<?php
+
+/* Prototype : mixed sscanf ( string $str , string $format [, mixed &$... ] )
+ * Description: Parses input from a string according to a format
+ * Source code: ext/standard/string.c
+*/
+echo "*** Testing sscanf() : error conditions ***\n";
+
+$str = "Hello World";
+$format = "%s %s";
+
+echo "\n-- Testing sscanf() function with no arguments --\n";
+var_dump( sscanf() );
+
+echo "\n-- Testing sscanf() function with one argument --\n";
+var_dump( sscanf($str) );
+
+echo "\n-- Testing sscanf() function with more than expected no. of arguments --\n";
+
+var_dump( sscanf($str, $format, $str1, $str2, $extra_str) );
+
+?>
+===DONE===
+--EXPECTF--
+*** Testing sscanf() : error conditions ***
+
+-- Testing sscanf() function with no arguments --
+
+Warning: Wrong parameter count for sscanf() in %s on line %d
+NULL
+
+-- Testing sscanf() function with one argument --
+
+Warning: Wrong parameter count for sscanf() in %s on line %d
+NULL
+
+-- Testing sscanf() function with more than expected no. of arguments --
+
+Warning: sscanf(): Variable is not assigned by any conversion specifiers in %s on line %d
+int(-1)
+===DONE===
--- /dev/null
+--TEST--
+Test sscanf() function : usage variations - unexpected inputs for '$str' argument
+--FILE--
+<?php
+/* Prototype : mixed sscanf ( string $str , string $format [, mixed &$... ] )
+ * Description: Parses input from a string according to a format
+ * Source code: ext/standard/string.c
+*/
+
+echo "*** Testing sscanf() function: with unexpected inputs for 'str' argument ***\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");
+
+// array with different values for $input
+$inputs = array (
+
+ // integer values
+/*1*/ 0,
+ 1,
+ -2,
+ 2147483647,
+ -2147483648,
+
+ // float values
+/*6*/ 10.5,
+ -20.5,
+ 10.1234567e10,
+
+ // array values
+/*9*/ array(),
+ array(0),
+ array(1, 2),
+
+ // boolean values
+/*12*/ true,
+ false,
+ TRUE,
+ FALSE,
+
+ // null values
+/*16*/ NULL,
+ null,
+
+ // objects
+/*18*/ new sample(),
+
+ // resource
+/*19*/ $file_handle,
+
+ // undefined variable
+/*20*/ @$undefined_var,
+
+ // unset variable
+/*21*/ @$unset_var
+);
+
+//defining '$pad_length' argument
+$format = "%s";
+
+// loop through with each element of the $inputs array to test sscanf() function
+$count = 1;
+foreach($inputs as $input) {
+ echo "-- Iteration $count --\n";
+ var_dump( sscanf($input, $format) );
+ $count ++;
+}
+
+fclose($file_handle); //closing the file handle
+
+?>
+===DONE===
+--EXPECTF--
+*** Testing sscanf() function: with unexpected inputs for 'str' argument ***
+-- Iteration 1 --
+array(1) {
+ [0]=>
+ string(1) "0"
+}
+-- Iteration 2 --
+array(1) {
+ [0]=>
+ string(1) "1"
+}
+-- Iteration 3 --
+array(1) {
+ [0]=>
+ string(2) "-2"
+}
+-- Iteration 4 --
+array(1) {
+ [0]=>
+ string(10) "2147483647"
+}
+-- Iteration 5 --
+array(1) {
+ [0]=>
+ string(11) "-2147483648"
+}
+-- Iteration 6 --
+array(1) {
+ [0]=>
+ string(4) "10.5"
+}
+-- Iteration 7 --
+array(1) {
+ [0]=>
+ string(5) "-20.5"
+}
+-- Iteration 8 --
+array(1) {
+ [0]=>
+ string(12) "101234567000"
+}
+-- Iteration 9 --
+
+Notice: Array to string conversion in %s on line %d
+array(1) {
+ [0]=>
+ string(5) "Array"
+}
+-- Iteration 10 --
+
+Notice: Array to string conversion in %s on line %d
+array(1) {
+ [0]=>
+ string(5) "Array"
+}
+-- Iteration 11 --
+
+Notice: Array to string conversion in %s on line %d
+array(1) {
+ [0]=>
+ string(5) "Array"
+}
+-- Iteration 12 --
+array(1) {
+ [0]=>
+ string(1) "1"
+}
+-- Iteration 13 --
+NULL
+-- Iteration 14 --
+array(1) {
+ [0]=>
+ string(1) "1"
+}
+-- Iteration 15 --
+NULL
+-- Iteration 16 --
+NULL
+-- Iteration 17 --
+NULL
+-- Iteration 18 --
+array(1) {
+ [0]=>
+ string(6) "sample"
+}
+-- Iteration 19 --
+array(1) {
+ [0]=>
+ string(8) "Resource"
+}
+-- Iteration 20 --
+NULL
+-- Iteration 21 --
+NULL
+===DONE===
\ No newline at end of file
--- /dev/null
+--TEST--
+Test sscanf() function : usage variations - unexpected inputs for '$format' argument
+--FILE--
+<?php
+/* Prototype : mixed sscanf ( string $str , string $format [, mixed &$... ] )
+ * Description: Parses input from a string according to a format
+ * Source code: ext/standard/string.c
+*/
+
+echo "*** Testing sscanf() function: with unexpected inputs for 'format' argument ***\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");
+
+// array with different values for $input
+$inputs = array (
+
+ // integer values
+/*1*/ 0,
+ 1,
+ -2,
+ 2147483647,
+ -2147483648,
+
+ // float values
+/*6*/ 10.5,
+ -20.5,
+ 10.1234567e10,
+
+ // array values
+/*9*/ array(),
+ array(0),
+ array(1, 2),
+
+ // boolean values
+/*12*/ true,
+ false,
+ TRUE,
+ FALSE,
+
+ // null values
+/*16*/ NULL,
+ null,
+
+ // objects
+/*18*/ new sample(),
+
+ // resource
+/*19*/ $file_handle,
+
+ // undefined variable
+/*20*/ @$undefined_var,
+
+ // unset variable
+/*21*/ @$unset_var
+);
+
+//defining '$pad_length' argument
+$str = "Hello World";
+
+// loop through with each element of the $inputs array to test sscanf() function
+$count = 1;
+foreach($inputs as $input) {
+ echo "-- Iteration $count --\n";
+ var_dump( sscanf($str, $input) );
+ $count ++;
+}
+
+fclose($file_handle); //closing the file handle
+
+?>
+===DONE===
+--EXPECTF--
+*** Testing sscanf() function: with unexpected inputs for 'format' argument ***
+-- Iteration 1 --
+array(0) {
+}
+-- Iteration 2 --
+array(0) {
+}
+-- Iteration 3 --
+array(0) {
+}
+-- Iteration 4 --
+array(0) {
+}
+-- Iteration 5 --
+array(0) {
+}
+-- Iteration 6 --
+array(0) {
+}
+-- Iteration 7 --
+array(0) {
+}
+-- Iteration 8 --
+array(0) {
+}
+-- Iteration 9 --
+
+Notice: Array to string conversion in %s on line %d
+array(0) {
+}
+-- Iteration 10 --
+
+Notice: Array to string conversion in %s on line %d
+array(0) {
+}
+-- Iteration 11 --
+
+Notice: Array to string conversion in %s on line %d
+array(0) {
+}
+-- Iteration 12 --
+array(0) {
+}
+-- Iteration 13 --
+array(0) {
+}
+-- Iteration 14 --
+array(0) {
+}
+-- Iteration 15 --
+array(0) {
+}
+-- Iteration 16 --
+array(0) {
+}
+-- Iteration 17 --
+array(0) {
+}
+-- Iteration 18 --
+array(0) {
+}
+-- Iteration 19 --
+array(0) {
+}
+-- Iteration 20 --
+array(0) {
+}
+-- Iteration 21 --
+array(0) {
+}
+===DONE===
\ No newline at end of file
projects / php / commitdiff