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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 library math_test; | 5 library math_test; |
6 import 'dart:math'; | 6 import 'dart:math'; |
7 | 7 |
8 class MathTest { | 8 class MathTest { |
9 static void testConstants() { | 9 static void testConstants() { |
10 // Source for mathematical constants is Wolfram Alpha. | 10 // Source for mathematical constants is Wolfram Alpha. |
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146 } | 146 } |
147 | 147 |
148 static void testPow() { | 148 static void testPow() { |
149 checkVeryClose(16.0, pow(4.0, 2.0)); | 149 checkVeryClose(16.0, pow(4.0, 2.0)); |
150 checkVeryClose(SQRT2, pow(2.0, 0.5)); | 150 checkVeryClose(SQRT2, pow(2.0, 0.5)); |
151 checkVeryClose(SQRT1_2, pow(0.5, 0.5)); | 151 checkVeryClose(SQRT1_2, pow(0.5, 0.5)); |
152 } | 152 } |
153 | 153 |
154 static bool parseIntThrowsFormatException(str) { | 154 static bool parseIntThrowsFormatException(str) { |
155 try { | 155 try { |
156 parseInt(str); | 156 int.parse(str); |
157 return false; | 157 return false; |
158 } on FormatException catch (e) { | 158 } on FormatException catch (e) { |
159 return true; | 159 return true; |
160 } | 160 } |
161 } | 161 } |
162 | 162 |
163 static void testParseInt() { | 163 static void testParseInt() { |
164 Expect.equals(499, parseInt("499")); | 164 Expect.equals(499, int.parse("499")); |
165 Expect.equals(499, parseInt("+499")); | 165 Expect.equals(499, int.parse("+499")); |
166 Expect.equals(-499, parseInt("-499")); | 166 Expect.equals(-499, int.parse("-499")); |
167 Expect.equals(499, parseInt(" 499 ")); | 167 Expect.equals(499, int.parse(" 499 ")); |
168 Expect.equals(499, parseInt(" +499 ")); | 168 Expect.equals(499, int.parse(" +499 ")); |
169 Expect.equals(-499, parseInt(" -499 ")); | 169 Expect.equals(-499, int.parse(" -499 ")); |
170 Expect.equals(0, parseInt("0")); | 170 Expect.equals(0, int.parse("0")); |
171 Expect.equals(0, parseInt("+0")); | 171 Expect.equals(0, int.parse("+0")); |
172 Expect.equals(0, parseInt("-0")); | 172 Expect.equals(0, int.parse("-0")); |
173 Expect.equals(0, parseInt(" 0 ")); | 173 Expect.equals(0, int.parse(" 0 ")); |
174 Expect.equals(0, parseInt(" +0 ")); | 174 Expect.equals(0, int.parse(" +0 ")); |
175 Expect.equals(0, parseInt(" -0 ")); | 175 Expect.equals(0, int.parse(" -0 ")); |
176 Expect.equals(0x1234567890, parseInt("0x1234567890")); | 176 Expect.equals(0x1234567890, int.parse("0x1234567890")); |
177 Expect.equals(-0x1234567890, parseInt("-0x1234567890")); | 177 Expect.equals(-0x1234567890, int.parse("-0x1234567890")); |
178 Expect.equals(0x1234567890, parseInt(" 0x1234567890 ")); | 178 Expect.equals(0x1234567890, int.parse(" 0x1234567890 ")); |
179 Expect.equals(-0x1234567890, parseInt(" -0x1234567890 ")); | 179 Expect.equals(-0x1234567890, int.parse(" -0x1234567890 ")); |
180 Expect.equals(256, parseInt("0x100")); | 180 Expect.equals(256, int.parse("0x100")); |
181 Expect.equals(-256, parseInt("-0x100")); | 181 Expect.equals(-256, int.parse("-0x100")); |
182 Expect.equals(256, parseInt(" 0x100 ")); | 182 Expect.equals(256, int.parse(" 0x100 ")); |
183 Expect.equals(-256, parseInt(" -0x100 ")); | 183 Expect.equals(-256, int.parse(" -0x100 ")); |
184 Expect.equals(0xabcdef, parseInt("0xabcdef")); | 184 Expect.equals(0xabcdef, int.parse("0xabcdef")); |
185 Expect.equals(0xABCDEF, parseInt("0xABCDEF")); | 185 Expect.equals(0xABCDEF, int.parse("0xABCDEF")); |
186 Expect.equals(0xabcdef, parseInt("0xabCDEf")); | 186 Expect.equals(0xabcdef, int.parse("0xabCDEf")); |
187 Expect.equals(-0xabcdef, parseInt("-0xabcdef")); | 187 Expect.equals(-0xabcdef, int.parse("-0xabcdef")); |
188 Expect.equals(-0xABCDEF, parseInt("-0xABCDEF")); | 188 Expect.equals(-0xABCDEF, int.parse("-0xABCDEF")); |
189 Expect.equals(0xabcdef, parseInt(" 0xabcdef ")); | 189 Expect.equals(0xabcdef, int.parse(" 0xabcdef ")); |
190 Expect.equals(0xABCDEF, parseInt(" 0xABCDEF ")); | 190 Expect.equals(0xABCDEF, int.parse(" 0xABCDEF ")); |
191 Expect.equals(-0xabcdef, parseInt(" -0xabcdef ")); | 191 Expect.equals(-0xabcdef, int.parse(" -0xabcdef ")); |
192 Expect.equals(-0xABCDEF, parseInt(" -0xABCDEF ")); | 192 Expect.equals(-0xABCDEF, int.parse(" -0xABCDEF ")); |
193 Expect.equals(0xabcdef, parseInt("0x00000abcdef")); | 193 Expect.equals(0xabcdef, int.parse("0x00000abcdef")); |
194 Expect.equals(0xABCDEF, parseInt("0x00000ABCDEF")); | 194 Expect.equals(0xABCDEF, int.parse("0x00000ABCDEF")); |
195 Expect.equals(-0xabcdef, parseInt("-0x00000abcdef")); | 195 Expect.equals(-0xabcdef, int.parse("-0x00000abcdef")); |
196 Expect.equals(-0xABCDEF, parseInt("-0x00000ABCDEF")); | 196 Expect.equals(-0xABCDEF, int.parse("-0x00000ABCDEF")); |
197 Expect.equals(0xabcdef, parseInt(" 0x00000abcdef ")); | 197 Expect.equals(0xabcdef, int.parse(" 0x00000abcdef ")); |
198 Expect.equals(0xABCDEF, parseInt(" 0x00000ABCDEF ")); | 198 Expect.equals(0xABCDEF, int.parse(" 0x00000ABCDEF ")); |
199 Expect.equals(-0xabcdef, parseInt(" -0x00000abcdef ")); | 199 Expect.equals(-0xabcdef, int.parse(" -0x00000abcdef ")); |
200 Expect.equals(-0xABCDEF, parseInt(" -0x00000ABCDEF ")); | 200 Expect.equals(-0xABCDEF, int.parse(" -0x00000ABCDEF ")); |
201 Expect.equals(10, parseInt("010")); | 201 Expect.equals(10, int.parse("010")); |
202 Expect.equals(-10, parseInt("-010")); | 202 Expect.equals(-10, int.parse("-010")); |
203 Expect.equals(10, parseInt(" 010 ")); | 203 Expect.equals(10, int.parse(" 010 ")); |
204 Expect.equals(-10, parseInt(" -010 ")); | 204 Expect.equals(-10, int.parse(" -010 ")); |
205 Expect.equals(9, parseInt("09")); | 205 Expect.equals(9, int.parse("09")); |
206 Expect.equals(9, parseInt(" 09 ")); | 206 Expect.equals(9, int.parse(" 09 ")); |
207 Expect.equals(-9, parseInt("-09")); | 207 Expect.equals(-9, int.parse("-09")); |
208 Expect.equals(true, parseIntThrowsFormatException("1b")); | 208 Expect.equals(true, parseIntThrowsFormatException("1b")); |
209 Expect.equals(true, parseIntThrowsFormatException(" 1b ")); | 209 Expect.equals(true, parseIntThrowsFormatException(" 1b ")); |
210 Expect.equals(true, parseIntThrowsFormatException(" 1 b ")); | 210 Expect.equals(true, parseIntThrowsFormatException(" 1 b ")); |
211 Expect.equals(true, parseIntThrowsFormatException("1e2")); | 211 Expect.equals(true, parseIntThrowsFormatException("1e2")); |
212 Expect.equals(true, parseIntThrowsFormatException(" 1e2 ")); | 212 Expect.equals(true, parseIntThrowsFormatException(" 1e2 ")); |
213 Expect.equals(true, parseIntThrowsFormatException("00x12")); | 213 Expect.equals(true, parseIntThrowsFormatException("00x12")); |
214 Expect.equals(true, parseIntThrowsFormatException(" 00x12 ")); | 214 Expect.equals(true, parseIntThrowsFormatException(" 00x12 ")); |
215 Expect.equals(true, parseIntThrowsFormatException("-1b")); | 215 Expect.equals(true, parseIntThrowsFormatException("-1b")); |
216 Expect.equals(true, parseIntThrowsFormatException(" -1b ")); | 216 Expect.equals(true, parseIntThrowsFormatException(" -1b ")); |
217 Expect.equals(true, parseIntThrowsFormatException(" -1 b ")); | 217 Expect.equals(true, parseIntThrowsFormatException(" -1 b ")); |
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251 testLog(); | 251 testLog(); |
252 testExp(); | 252 testExp(); |
253 testPow(); | 253 testPow(); |
254 testParseInt(); | 254 testParseInt(); |
255 } | 255 } |
256 } | 256 } |
257 | 257 |
258 main() { | 258 main() { |
259 MathTest.testMain(); | 259 MathTest.testMain(); |
260 } | 260 } |
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