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42 ECMA Section: 9.3 Type Conversion: ToNumber
43 Description: rules for converting an argument to a number.
44 see 9.3.1 for cases for converting strings to numbers.
48 Boolean 1 if true; +0 if false
49 Number the argument ( no conversion )
54 This tests ToNumber applied to the string type
56 Author: christine@netscape.com
60 var SECTION = "9.3.1-1";
61 var VERSION = "ECMA_1";
62 var TITLE = "ToNumber applied to the String type";
63 var BUGNUMBER="77391";
67 writeHeaderToLog( SECTION + " "+ TITLE);
70 // StringNumericLiteral:::StrWhiteSpace:::StrWhiteSpaceChar StrWhiteSpace:::
72 // Name Unicode Value Escape Sequence
79 new TestCase( SECTION, "Number('')", 0, Number("") );
80 new TestCase( SECTION, "Number(' ')", 0, Number(" ") );
81 new TestCase( SECTION, "Number(\\t)", 0, Number("\t") );
82 new TestCase( SECTION, "Number(\\n)", 0, Number("\n") );
83 new TestCase( SECTION, "Number(\\r)", 0, Number("\r") );
84 new TestCase( SECTION, "Number(\\f)", 0, Number("\f") );
86 new TestCase( SECTION, "Number(String.fromCharCode(0x0009)", 0, Number(String.fromCharCode(0x0009)) );
87 new TestCase( SECTION, "Number(String.fromCharCode(0x0020)", 0, Number(String.fromCharCode(0x0020)) );
88 new TestCase( SECTION, "Number(String.fromCharCode(0x000C)", 0, Number(String.fromCharCode(0x000C)) );
89 new TestCase( SECTION, "Number(String.fromCharCode(0x000B)", 0, Number(String.fromCharCode(0x000B)) );
90 new TestCase( SECTION, "Number(String.fromCharCode(0x000D)", 0, Number(String.fromCharCode(0x000D)) );
91 new TestCase( SECTION, "Number(String.fromCharCode(0x000A)", 0, Number(String.fromCharCode(0x000A)) );
93 // a StringNumericLiteral may be preceeded or followed by whitespace and/or
96 new TestCase( SECTION, "Number( ' ' + 999 )", 999, Number( ' '+999) );
97 new TestCase( SECTION, "Number( '\\n' + 999 )", 999, Number( '\n' +999) );
98 new TestCase( SECTION, "Number( '\\r' + 999 )", 999, Number( '\r' +999) );
99 new TestCase( SECTION, "Number( '\\t' + 999 )", 999, Number( '\t' +999) );
100 new TestCase( SECTION, "Number( '\\f' + 999 )", 999, Number( '\f' +999) );
102 new TestCase( SECTION, "Number( 999 + ' ' )", 999, Number( 999+' ') );
103 new TestCase( SECTION, "Number( 999 + '\\n' )", 999, Number( 999+'\n' ) );
104 new TestCase( SECTION, "Number( 999 + '\\r' )", 999, Number( 999+'\r' ) );
105 new TestCase( SECTION, "Number( 999 + '\\t' )", 999, Number( 999+'\t' ) );
106 new TestCase( SECTION, "Number( 999 + '\\f' )", 999, Number( 999+'\f' ) );
108 new TestCase( SECTION, "Number( '\\n' + 999 + '\\n' )", 999, Number( '\n' +999+'\n' ) );
109 new TestCase( SECTION, "Number( '\\r' + 999 + '\\r' )", 999, Number( '\r' +999+'\r' ) );
110 new TestCase( SECTION, "Number( '\\t' + 999 + '\\t' )", 999, Number( '\t' +999+'\t' ) );
111 new TestCase( SECTION, "Number( '\\f' + 999 + '\\f' )", 999, Number( '\f' +999+'\f' ) );
113 new TestCase( SECTION, "Number( ' ' + '999' )", 999, Number( ' '+'999') );
114 new TestCase( SECTION, "Number( '\\n' + '999' )", 999, Number( '\n' +'999') );
115 new TestCase( SECTION, "Number( '\\r' + '999' )", 999, Number( '\r' +'999') );
116 new TestCase( SECTION, "Number( '\\t' + '999' )", 999, Number( '\t' +'999') );
117 new TestCase( SECTION, "Number( '\\f' + '999' )", 999, Number( '\f' +'999') );
119 new TestCase( SECTION, "Number( '999' + ' ' )", 999, Number( '999'+' ') );
120 new TestCase( SECTION, "Number( '999' + '\\n' )", 999, Number( '999'+'\n' ) );
121 new TestCase( SECTION, "Number( '999' + '\\r' )", 999, Number( '999'+'\r' ) );
122 new TestCase( SECTION, "Number( '999' + '\\t' )", 999, Number( '999'+'\t' ) );
123 new TestCase( SECTION, "Number( '999' + '\\f' )", 999, Number( '999'+'\f' ) );
125 new TestCase( SECTION, "Number( '\\n' + '999' + '\\n' )", 999, Number( '\n' +'999'+'\n' ) );
126 new TestCase( SECTION, "Number( '\\r' + '999' + '\\r' )", 999, Number( '\r' +'999'+'\r' ) );
127 new TestCase( SECTION, "Number( '\\t' + '999' + '\\t' )", 999, Number( '\t' +'999'+'\t' ) );
128 new TestCase( SECTION, "Number( '\\f' + '999' + '\\f' )", 999, Number( '\f' +'999'+'\f' ) );
135 for (var i = 0, sz = ws.length; i < sz; i++)
138 for (var j = 0; j < sz; j++)
141 new TestCase( SECTION, "Number( '" + start + "' + '0xA' )", 10, Number( start+'0xA') );
143 new TestCase( SECTION, "Number( '0xA' + '" + end + "' )", 10, Number( '0xA'+end) );
145 new TestCase( SECTION, "Number( '" + start + "' + '0xA' + '" + end + "' )", 10, Number( start +'0xA'+end ) );
149 new TestCase( SECTION, "Number( String.fromCharCode(0x0009) + '99' )", 99, Number( String.fromCharCode(0x0009) + '99' ) );
150 new TestCase( SECTION, "Number( String.fromCharCode(0x0020) + '99' )", 99, Number( String.fromCharCode(0x0020) + '99' ) );
151 new TestCase( SECTION, "Number( String.fromCharCode(0x000C) + '99' )", 99, Number( String.fromCharCode(0x000C) + '99' ) );
152 new TestCase( SECTION, "Number( String.fromCharCode(0x000B) + '99' )", 99, Number( String.fromCharCode(0x000B) + '99' ) );
153 new TestCase( SECTION, "Number( String.fromCharCode(0x000D) + '99' )", 99, Number( String.fromCharCode(0x000D) + '99' ) );
154 new TestCase( SECTION, "Number( String.fromCharCode(0x000A) + '99' )", 99, Number( String.fromCharCode(0x000A) + '99' ) );
156 new TestCase( SECTION, "Number( String.fromCharCode(0x0009) + '99' + String.fromCharCode(0x0009)", 99, Number( String.fromCharCode(0x0009) + '99' + String.fromCharCode(0x0009)) );
157 new TestCase( SECTION, "Number( String.fromCharCode(0x0020) + '99' + String.fromCharCode(0x0020)", 99, Number( String.fromCharCode(0x0009) + '99' + String.fromCharCode(0x0020)) );
158 new TestCase( SECTION, "Number( String.fromCharCode(0x000C) + '99' + String.fromCharCode(0x000C)", 99, Number( String.fromCharCode(0x0009) + '99' + String.fromCharCode(0x000C)) );
159 new TestCase( SECTION, "Number( String.fromCharCode(0x000D) + '99' + String.fromCharCode(0x000D)", 99, Number( String.fromCharCode(0x0009) + '99' + String.fromCharCode(0x000D)) );
160 new TestCase( SECTION, "Number( String.fromCharCode(0x000B) + '99' + String.fromCharCode(0x000B)", 99, Number( String.fromCharCode(0x0009) + '99' + String.fromCharCode(0x000B)) );
161 new TestCase( SECTION, "Number( String.fromCharCode(0x000A) + '99' + String.fromCharCode(0x000A)", 99, Number( String.fromCharCode(0x0009) + '99' + String.fromCharCode(0x000A)) );
163 new TestCase( SECTION, "Number( '99' + String.fromCharCode(0x0009)", 99, Number( '99' + String.fromCharCode(0x0009)) );
164 new TestCase( SECTION, "Number( '99' + String.fromCharCode(0x0020)", 99, Number( '99' + String.fromCharCode(0x0020)) );
165 new TestCase( SECTION, "Number( '99' + String.fromCharCode(0x000C)", 99, Number( '99' + String.fromCharCode(0x000C)) );
166 new TestCase( SECTION, "Number( '99' + String.fromCharCode(0x000D)", 99, Number( '99' + String.fromCharCode(0x000D)) );
167 new TestCase( SECTION, "Number( '99' + String.fromCharCode(0x000B)", 99, Number( '99' + String.fromCharCode(0x000B)) );
168 new TestCase( SECTION, "Number( '99' + String.fromCharCode(0x000A)", 99, Number( '99' + String.fromCharCode(0x000A)) );
170 new TestCase( SECTION, "Number( String.fromCharCode(0x0009) + 99 )", 99, Number( String.fromCharCode(0x0009) + 99 ) );
171 new TestCase( SECTION, "Number( String.fromCharCode(0x0020) + 99 )", 99, Number( String.fromCharCode(0x0020) + 99 ) );
172 new TestCase( SECTION, "Number( String.fromCharCode(0x000C) + 99 )", 99, Number( String.fromCharCode(0x000C) + 99 ) );
173 new TestCase( SECTION, "Number( String.fromCharCode(0x000B) + 99 )", 99, Number( String.fromCharCode(0x000B) + 99 ) );
174 new TestCase( SECTION, "Number( String.fromCharCode(0x000D) + 99 )", 99, Number( String.fromCharCode(0x000D) + 99 ) );
175 new TestCase( SECTION, "Number( String.fromCharCode(0x000A) + 99 )", 99, Number( String.fromCharCode(0x000A) + 99 ) );
177 new TestCase( SECTION, "Number( String.fromCharCode(0x0009) + 99 + String.fromCharCode(0x0009)", 99, Number( String.fromCharCode(0x0009) + 99 + String.fromCharCode(0x0009)) );
178 new TestCase( SECTION, "Number( String.fromCharCode(0x0020) + 99 + String.fromCharCode(0x0020)", 99, Number( String.fromCharCode(0x0009) + 99 + String.fromCharCode(0x0020)) );
179 new TestCase( SECTION, "Number( String.fromCharCode(0x000C) + 99 + String.fromCharCode(0x000C)", 99, Number( String.fromCharCode(0x0009) + 99 + String.fromCharCode(0x000C)) );
180 new TestCase( SECTION, "Number( String.fromCharCode(0x000D) + 99 + String.fromCharCode(0x000D)", 99, Number( String.fromCharCode(0x0009) + 99 + String.fromCharCode(0x000D)) );
181 new TestCase( SECTION, "Number( String.fromCharCode(0x000B) + 99 + String.fromCharCode(0x000B)", 99, Number( String.fromCharCode(0x0009) + 99 + String.fromCharCode(0x000B)) );
182 new TestCase( SECTION, "Number( String.fromCharCode(0x000A) + 99 + String.fromCharCode(0x000A)", 99, Number( String.fromCharCode(0x0009) + 99 + String.fromCharCode(0x000A)) );
184 new TestCase( SECTION, "Number( 99 + String.fromCharCode(0x0009)", 99, Number( 99 + String.fromCharCode(0x0009)) );
185 new TestCase( SECTION, "Number( 99 + String.fromCharCode(0x0020)", 99, Number( 99 + String.fromCharCode(0x0020)) );
186 new TestCase( SECTION, "Number( 99 + String.fromCharCode(0x000C)", 99, Number( 99 + String.fromCharCode(0x000C)) );
187 new TestCase( SECTION, "Number( 99 + String.fromCharCode(0x000D)", 99, Number( 99 + String.fromCharCode(0x000D)) );
188 new TestCase( SECTION, "Number( 99 + String.fromCharCode(0x000B)", 99, Number( 99 + String.fromCharCode(0x000B)) );
189 new TestCase( SECTION, "Number( 99 + String.fromCharCode(0x000A)", 99, Number( 99 + String.fromCharCode(0x000A)) );
192 // StrNumericLiteral:::StrDecimalLiteral:::Infinity
194 new TestCase( SECTION, "Number('Infinity')", Math.pow(10,10000), Number("Infinity") );
195 new TestCase( SECTION, "Number('-Infinity')", -Math.pow(10,10000), Number("-Infinity") );
196 new TestCase( SECTION, "Number('+Infinity')", Math.pow(10,10000), Number("+Infinity") );
198 // StrNumericLiteral::: StrDecimalLiteral ::: DecimalDigits . DecimalDigits opt ExponentPart opt
200 new TestCase( SECTION, "Number('0')", 0, Number("0") );
201 new TestCase( SECTION, "Number('-0')", -0, Number("-0") );
202 new TestCase( SECTION, "Number('+0')", 0, Number("+0") );
204 new TestCase( SECTION, "Number('1')", 1, Number("1") );
205 new TestCase( SECTION, "Number('-1')", -1, Number("-1") );
206 new TestCase( SECTION, "Number('+1')", 1, Number("+1") );
208 new TestCase( SECTION, "Number('2')", 2, Number("2") );
209 new TestCase( SECTION, "Number('-2')", -2, Number("-2") );
210 new TestCase( SECTION, "Number('+2')", 2, Number("+2") );
212 new TestCase( SECTION, "Number('3')", 3, Number("3") );
213 new TestCase( SECTION, "Number('-3')", -3, Number("-3") );
214 new TestCase( SECTION, "Number('+3')", 3, Number("+3") );
216 new TestCase( SECTION, "Number('4')", 4, Number("4") );
217 new TestCase( SECTION, "Number('-4')", -4, Number("-4") );
218 new TestCase( SECTION, "Number('+4')", 4, Number("+4") );
220 new TestCase( SECTION, "Number('5')", 5, Number("5") );
221 new TestCase( SECTION, "Number('-5')", -5, Number("-5") );
222 new TestCase( SECTION, "Number('+5')", 5, Number("+5") );
224 new TestCase( SECTION, "Number('6')", 6, Number("6") );
225 new TestCase( SECTION, "Number('-6')", -6, Number("-6") );
226 new TestCase( SECTION, "Number('+6')", 6, Number("+6") );
228 new TestCase( SECTION, "Number('7')", 7, Number("7") );
229 new TestCase( SECTION, "Number('-7')", -7, Number("-7") );
230 new TestCase( SECTION, "Number('+7')", 7, Number("+7") );
232 new TestCase( SECTION, "Number('8')", 8, Number("8") );
233 new TestCase( SECTION, "Number('-8')", -8, Number("-8") );
234 new TestCase( SECTION, "Number('+8')", 8, Number("+8") );
236 new TestCase( SECTION, "Number('9')", 9, Number("9") );
237 new TestCase( SECTION, "Number('-9')", -9, Number("-9") );
238 new TestCase( SECTION, "Number('+9')", 9, Number("+9") );
240 new TestCase( SECTION, "Number('3.14159')", 3.14159, Number("3.14159") );
241 new TestCase( SECTION, "Number('-3.14159')", -3.14159, Number("-3.14159") );
242 new TestCase( SECTION, "Number('+3.14159')", 3.14159, Number("+3.14159") );
244 new TestCase( SECTION, "Number('3.')", 3, Number("3.") );
245 new TestCase( SECTION, "Number('-3.')", -3, Number("-3.") );
246 new TestCase( SECTION, "Number('+3.')", 3, Number("+3.") );
248 new TestCase( SECTION, "Number('3.e1')", 30, Number("3.e1") );
249 new TestCase( SECTION, "Number('-3.e1')", -30, Number("-3.e1") );
250 new TestCase( SECTION, "Number('+3.e1')", 30, Number("+3.e1") );
252 new TestCase( SECTION, "Number('3.e+1')", 30, Number("3.e+1") );
253 new TestCase( SECTION, "Number('-3.e+1')", -30, Number("-3.e+1") );
254 new TestCase( SECTION, "Number('+3.e+1')", 30, Number("+3.e+1") );
256 new TestCase( SECTION, "Number('3.e-1')", .30, Number("3.e-1") );
257 new TestCase( SECTION, "Number('-3.e-1')", -.30, Number("-3.e-1") );
258 new TestCase( SECTION, "Number('+3.e-1')", .30, Number("+3.e-1") );
260 // StrDecimalLiteral::: .DecimalDigits ExponentPart opt
262 new TestCase( SECTION, "Number('.00001')", 0.00001, Number(".00001") );
263 new TestCase( SECTION, "Number('+.00001')", 0.00001, Number("+.00001") );
264 new TestCase( SECTION, "Number('-0.0001')", -0.00001, Number("-.00001") );
266 new TestCase( SECTION, "Number('.01e2')", 1, Number(".01e2") );
267 new TestCase( SECTION, "Number('+.01e2')", 1, Number("+.01e2") );
268 new TestCase( SECTION, "Number('-.01e2')", -1, Number("-.01e2") );
270 new TestCase( SECTION, "Number('.01e+2')", 1, Number(".01e+2") );
271 new TestCase( SECTION, "Number('+.01e+2')", 1, Number("+.01e+2") );
272 new TestCase( SECTION, "Number('-.01e+2')", -1, Number("-.01e+2") );
274 new TestCase( SECTION, "Number('.01e-2')", 0.0001, Number(".01e-2") );
275 new TestCase( SECTION, "Number('+.01e-2')", 0.0001, Number("+.01e-2") );
276 new TestCase( SECTION, "Number('-.01e-2')", -0.0001, Number("-.01e-2") );
278 // StrDecimalLiteral::: DecimalDigits ExponentPart opt
280 new TestCase( SECTION, "Number('1234e5')", 123400000, Number("1234e5") );
281 new TestCase( SECTION, "Number('+1234e5')", 123400000, Number("+1234e5") );
282 new TestCase( SECTION, "Number('-1234e5')", -123400000, Number("-1234e5") );
284 new TestCase( SECTION, "Number('1234e+5')", 123400000, Number("1234e+5") );
285 new TestCase( SECTION, "Number('+1234e+5')", 123400000, Number("+1234e+5") );
286 new TestCase( SECTION, "Number('-1234e+5')", -123400000, Number("-1234e+5") );
288 new TestCase( SECTION, "Number('1234e-5')", 0.01234, Number("1234e-5") );
289 new TestCase( SECTION, "Number('+1234e-5')", 0.01234, Number("+1234e-5") );
290 new TestCase( SECTION, "Number('-1234e-5')", -0.01234, Number("-1234e-5") );
292 // StrNumericLiteral::: HexIntegerLiteral
294 new TestCase( SECTION, "Number('0x0')", 0, Number("0x0"));
295 new TestCase( SECTION, "Number('0x1')", 1, Number("0x1"));
296 new TestCase( SECTION, "Number('0x2')", 2, Number("0x2"));
297 new TestCase( SECTION, "Number('0x3')", 3, Number("0x3"));
298 new TestCase( SECTION, "Number('0x4')", 4, Number("0x4"));
299 new TestCase( SECTION, "Number('0x5')", 5, Number("0x5"));
300 new TestCase( SECTION, "Number('0x6')", 6, Number("0x6"));
301 new TestCase( SECTION, "Number('0x7')", 7, Number("0x7"));
302 new TestCase( SECTION, "Number('0x8')", 8, Number("0x8"));
303 new TestCase( SECTION, "Number('0x9')", 9, Number("0x9"));
304 new TestCase( SECTION, "Number('0xa')", 10, Number("0xa"));
305 new TestCase( SECTION, "Number('0xb')", 11, Number("0xb"));
306 new TestCase( SECTION, "Number('0xc')", 12, Number("0xc"));
307 new TestCase( SECTION, "Number('0xd')", 13, Number("0xd"));
308 new TestCase( SECTION, "Number('0xe')", 14, Number("0xe"));
309 new TestCase( SECTION, "Number('0xf')", 15, Number("0xf"));
310 new TestCase( SECTION, "Number('0xA')", 10, Number("0xA"));
311 new TestCase( SECTION, "Number('0xB')", 11, Number("0xB"));
312 new TestCase( SECTION, "Number('0xC')", 12, Number("0xC"));
313 new TestCase( SECTION, "Number('0xD')", 13, Number("0xD"));
314 new TestCase( SECTION, "Number('0xE')", 14, Number("0xE"));
315 new TestCase( SECTION, "Number('0xF')", 15, Number("0xF"));
317 new TestCase( SECTION, "Number('0X0')", 0, Number("0X0"));
318 new TestCase( SECTION, "Number('0X1')", 1, Number("0X1"));
319 new TestCase( SECTION, "Number('0X2')", 2, Number("0X2"));
320 new TestCase( SECTION, "Number('0X3')", 3, Number("0X3"));
321 new TestCase( SECTION, "Number('0X4')", 4, Number("0X4"));
322 new TestCase( SECTION, "Number('0X5')", 5, Number("0X5"));
323 new TestCase( SECTION, "Number('0X6')", 6, Number("0X6"));
324 new TestCase( SECTION, "Number('0X7')", 7, Number("0X7"));
325 new TestCase( SECTION, "Number('0X8')", 8, Number("0X8"));
326 new TestCase( SECTION, "Number('0X9')", 9, Number("0X9"));
327 new TestCase( SECTION, "Number('0Xa')", 10, Number("0Xa"));
328 new TestCase( SECTION, "Number('0Xb')", 11, Number("0Xb"));
329 new TestCase( SECTION, "Number('0Xc')", 12, Number("0Xc"));
330 new TestCase( SECTION, "Number('0Xd')", 13, Number("0Xd"));
331 new TestCase( SECTION, "Number('0Xe')", 14, Number("0Xe"));
332 new TestCase( SECTION, "Number('0Xf')", 15, Number("0Xf"));
333 new TestCase( SECTION, "Number('0XA')", 10, Number("0XA"));
334 new TestCase( SECTION, "Number('0XB')", 11, Number("0XB"));
335 new TestCase( SECTION, "Number('0XC')", 12, Number("0XC"));
336 new TestCase( SECTION, "Number('0XD')", 13, Number("0XD"));
337 new TestCase( SECTION, "Number('0XE')", 14, Number("0XE"));
338 new TestCase( SECTION, "Number('0XF')", 15, Number("0XF"));