Mercurial > lcfOS
annotate test/testc3.py @ 341:4d204f6f7d4e devel
Rewrite of assembler parts
| author | Windel Bouwman |
|---|---|
| date | Fri, 28 Feb 2014 18:07:14 +0100 |
| parents | 04cf4d26a3bc |
| children | 86b02c98a717 |
| rev | line source |
|---|---|
| 300 | 1 from ppci.c3 import Builder, Lexer |
| 301 | 2 from target import SimpleTarget |
| 287 | 3 import ppci |
| 167 | 4 import unittest |
| 287 | 5 import io |
| 148 | 6 |
| 7 | |
| 204 | 8 class testLexer(unittest.TestCase): |
| 293 | 9 def setUp(self): |
| 10 diag = ppci.DiagnosticsManager() | |
| 300 | 11 self.l = Lexer(diag) |
| 293 | 12 |
| 205 | 13 def testUnexpectedCharacter(self): |
| 287 | 14 snippet = io.StringIO(""" var s \u6c34 """) |
| 205 | 15 with self.assertRaises(ppci.CompilerError): |
| 293 | 16 list(self.l.tokenize(snippet)) |
| 17 | |
| 18 def check(self, snippet, toks): | |
| 19 toks2 = list(tok.typ for tok in self.l.tokenize(io.StringIO(snippet))) | |
| 20 self.assertSequenceEqual(toks, toks2) | |
| 205 | 21 |
| 204 | 22 def testBlockComment(self): |
| 293 | 23 snippet = """ |
| 204 | 24 /* Demo */ |
| 25 var int x = 0; | |
| 293 | 26 """ |
| 204 | 27 toks = ['var', 'ID', 'ID', '=', 'NUMBER', ';', 'END'] |
| 293 | 28 self.check(snippet, toks) |
| 205 | 29 |
| 204 | 30 def testBlockCommentMultiLine(self): |
| 293 | 31 snippet = """ |
| 204 | 32 /* Demo |
| 33 bla1 | |
| 34 bla2 | |
| 35 */ | |
| 36 var int x = 0; | |
| 293 | 37 """ |
| 204 | 38 toks = ['var', 'ID', 'ID', '=', 'NUMBER', ';', 'END'] |
| 293 | 39 self.check(snippet, toks) |
| 204 | 40 |
| 287 | 41 |
| 204 | 42 class testBuilder(unittest.TestCase): |
| 215 | 43 def setUp(self): |
| 44 self.diag = ppci.DiagnosticsManager() | |
| 301 | 45 self.builder = Builder(self.diag, SimpleTarget()) |
| 215 | 46 self.diag.clear() |
| 47 | |
| 306 | 48 def makeFileList(self, snippet): |
| 49 """ Try to make a list with opened files """ | |
| 50 if type(snippet) is list: | |
| 51 l2 = [] | |
| 52 for s in snippet: | |
| 53 if type(s) is str: | |
| 54 l2.append(io.StringIO(s)) | |
| 55 else: | |
| 56 l2.append(s) | |
| 57 return l2 | |
| 58 else: | |
| 59 return [io.StringIO(snippet)] | |
| 60 | |
| 215 | 61 def expectErrors(self, snippet, rows): |
| 62 """ Helper to test for expected errors on rows """ | |
| 287 | 63 ircode = list(self.builder.build([io.StringIO(snippet)])) |
| 215 | 64 actualErrors = [err.row for err in self.diag.diags] |
| 65 if rows != actualErrors: | |
| 306 | 66 self.diag.printErrors() |
| 215 | 67 self.assertSequenceEqual(rows, actualErrors) |
| 287 | 68 # self.assertFalse(all(ircode)) |
| 215 | 69 |
| 287 | 70 def expectOK(self, snippet): |
| 306 | 71 """ Expect a snippet to be OK """ |
| 72 ircode = list(self.builder.build(self.makeFileList(snippet))) | |
| 73 if len(self.diag.diags) > 0: | |
| 74 self.diag.printErrors() | |
| 287 | 75 self.assertTrue(all(ircode)) |
| 306 | 76 self.assertEqual(0, len(self.diag.diags)) |
| 217 | 77 return ircode |
| 215 | 78 |
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79 def testPackage(self): |
| 284 | 80 p1 = """module p1; |
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81 type int A; |
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82 """ |
| 284 | 83 p2 = """module p2; |
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84 import p1; |
| 306 | 85 var p1.A b; |
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86 """ |
| 306 | 87 self.expectOK([p1, p2]) |
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88 |
| 288 | 89 def testPackageMutual(self): |
| 90 p1 = """module p1; | |
| 91 import p2; | |
| 92 type int A; | |
| 93 var p2.B b; | |
| 94 """ | |
| 95 p2 = """module p2; | |
| 96 import p1; | |
| 97 var p1.A a; | |
| 98 """ | |
| 306 | 99 self.expectOK([p1, p2]) |
| 288 | 100 |
| 313 | 101 def testConstant(self): |
| 102 snip = """module C; | |
| 103 const int a = 2; | |
| 104 """ | |
| 105 i = self.expectOK(snip) | |
| 106 | |
| 107 @unittest.skip('Not checked yet') | |
| 108 def testConstantMutual(self): | |
| 109 snip = """module C; | |
| 110 const int a = b + 1; | |
| 111 const int b = a + 1; | |
| 112 function void f() | |
| 113 { | |
| 114 return b; | |
| 115 } | |
| 116 """ | |
| 117 i = self.expectOK(snip) | |
| 118 | |
| 293 | 119 def testPackageNotExists(self): |
| 120 p1 = """module p1; | |
| 121 import p23; | |
| 122 """ | |
| 306 | 123 self.expectErrors(p1, [0]) |
| 293 | 124 |
| 215 | 125 def testFunctArgs(self): |
| 287 | 126 snippet = """ |
| 284 | 127 module testargs; |
| 167 | 128 function void t2(int a, double b) |
| 129 { | |
| 130 t2(2, 2); | |
| 131 t2(2); | |
| 132 t2(1, 1.2); | |
| 133 } | |
| 287 | 134 """ |
| 135 self.expectErrors(snippet, [5, 6]) | |
| 148 | 136 |
| 303 | 137 def testReturn(self): |
| 138 snippet = """ | |
| 139 module testreturn; | |
| 140 function void t() | |
| 141 { | |
| 142 return; | |
| 143 } | |
| 144 """ | |
| 145 self.expectOK(snippet) | |
| 146 | |
| 147 def testReturn2(self): | |
| 148 snippet = """ | |
| 149 module testreturn; | |
| 150 function int t() | |
| 151 { | |
| 152 return 2; | |
| 153 } | |
| 154 """ | |
| 155 self.expectOK(snippet) | |
| 156 | |
| 215 | 157 def testExpressions(self): |
| 287 | 158 snippet = """ |
| 284 | 159 module test; |
| 167 | 160 function void t(int a, double b) |
| 161 { | |
| 162 var int a2; | |
| 163 var bool c; | |
| 164 | |
| 165 a2 = b * a; | |
| 166 c = a; | |
| 167 } | |
| 287 | 168 """ |
| 307 | 169 self.expectErrors(snippet, [8, 9]) |
| 205 | 170 |
| 230 | 171 def testExpression1(self): |
| 287 | 172 snippet = """ |
| 284 | 173 module testexpr1; |
| 230 | 174 function void t() |
| 175 { | |
| 176 var int a, b, c; | |
| 177 a = 1; | |
| 178 b = a * 2 + a * a; | |
| 179 c = b * a - 3; | |
| 180 } | |
| 287 | 181 """ |
| 182 self.expectOK(snippet) | |
| 230 | 183 |
| 215 | 184 def testEmpty(self): |
| 287 | 185 snippet = """ |
| 186 module A | |
| 187 """ | |
| 188 self.expectErrors(snippet, [3]) | |
| 205 | 189 |
| 215 | 190 def testEmpty2(self): |
| 287 | 191 snippet = "" |
| 192 self.expectErrors(snippet, [1]) | |
| 205 | 193 |
| 215 | 194 def testRedefine(self): |
| 287 | 195 snippet = """ |
| 196 module test; | |
| 197 var int a; | |
| 198 var int b; | |
| 199 var int a; | |
| 200 """ | |
| 201 self.expectErrors(snippet, [5]) | |
| 205 | 202 |
| 215 | 203 def testWhile(self): |
| 287 | 204 snippet = """ |
| 205 module tstwhile; | |
| 206 function void t() | |
| 207 { | |
| 306 | 208 var int i; |
| 209 i = 0; | |
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210 while (i < 1054) |
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211 { |
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212 i = i + 3; |
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213 } |
| 307 | 214 } |
| 215 """ | |
| 216 self.expectOK(snippet) | |
| 205 | 217 |
| 307 | 218 def testWhile2(self): |
| 219 snippet = """ | |
| 220 module tstwhile; | |
| 221 function void t() | |
| 222 { | |
| 205 | 223 while(true) |
| 224 { | |
| 225 } | |
| 226 | |
| 227 while(false) | |
| 228 { | |
| 229 } | |
| 287 | 230 } |
| 231 """ | |
| 232 self.expectOK(snippet) | |
| 215 | 233 |
| 234 def testIf(self): | |
| 235 snippet = """ | |
| 287 | 236 module tstIFF; |
| 237 function void t(int b) | |
| 238 { | |
| 180 | 239 var int a; |
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240 a = 2; |
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241 if (a > b) |
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242 { |
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243 if (a > 1337) |
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244 { |
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245 b = 2; |
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246 } |
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247 } |
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248 else |
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249 { |
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250 b = 1; |
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251 } |
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252 |
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253 return b; |
| 287 | 254 } |
| 215 | 255 """ |
| 256 self.expectOK(snippet) | |
| 225 | 257 |
| 308 | 258 def testAndCondition(self): |
| 259 snippet = """ | |
| 260 module tst; | |
| 261 function void t() { | |
| 262 if (4 > 3 and 1 < 10) { | |
| 263 } | |
| 264 } | |
| 265 """ | |
| 266 self.expectOK(snippet) | |
| 267 | |
| 268 def testOrCondition(self): | |
| 269 snippet = """ | |
| 270 module tst; | |
| 271 function void t() { | |
| 272 if (3 > 4 or 3 < 10) { | |
| 273 } | |
| 274 } | |
| 275 """ | |
| 276 self.expectOK(snippet) | |
| 277 | |
| 278 def testNonBoolCondition(self): | |
| 279 snippet = """ | |
| 280 module tst; | |
| 281 function void t() { | |
| 311 | 282 if (3+3) { |
| 308 | 283 } |
| 284 } | |
| 285 """ | |
| 286 self.expectErrors(snippet, [4]) | |
| 287 | |
| 225 | 288 def testTypeDef(self): |
| 289 snippet = """ | |
| 284 | 290 module testtypedef; |
| 225 | 291 type int my_int; |
| 292 function void t() | |
| 293 { | |
| 294 var my_int a; | |
| 295 var int b; | |
| 296 a = 2; | |
| 297 b = a + 2; | |
| 298 } | |
| 299 """ | |
| 300 self.expectOK(snippet) | |
| 301 | |
| 230 | 302 def testLocalVariable(self): |
| 303 snippet = """ | |
| 284 | 304 module testlocalvar; |
| 230 | 305 function void t() |
| 306 { | |
| 307 var int a, b; | |
| 308 a = 2; | |
| 309 b = a + 2; | |
| 310 } | |
| 311 """ | |
| 268 | 312 self.expectOK(snippet) |
| 230 | 313 |
| 249 | 314 def testUnknownType(self): |
| 284 | 315 snippet = """module testlocalvar; |
| 249 | 316 function void t() |
| 317 { | |
| 318 var int2 a; | |
| 319 } | |
| 320 """ | |
| 321 self.expectErrors(snippet, [4]) | |
| 322 | |
| 230 | 323 def testStruct1(self): |
| 324 snippet = """ | |
| 284 | 325 module teststruct1; |
| 230 | 326 function void t() |
| 327 { | |
| 328 var struct {int x, y;} a; | |
| 329 a.x = 2; | |
| 330 a.y = a.x + 2; | |
| 331 } | |
| 332 """ | |
| 268 | 333 self.expectOK(snippet) |
| 230 | 334 |
| 308 | 335 def testStruct2(self): |
| 336 """ Select struct member from non struct type """ | |
| 337 snippet = """ | |
| 338 module teststruct1; | |
| 339 function void t() { | |
| 340 var int a; | |
| 341 a.z = 2; | |
| 342 } | |
| 343 """ | |
| 344 self.expectErrors(snippet, [5]) | |
| 345 | |
| 293 | 346 def testStructCall(self): |
| 347 snippet = """ | |
| 348 module teststruct1; | |
| 349 function void t() | |
| 350 { | |
| 351 var struct {int x, y;} a; | |
| 307 | 352 a.x(9); |
| 293 | 353 } |
| 354 """ | |
| 308 | 355 self.expectErrors(snippet, [6]) |
| 293 | 356 |
| 225 | 357 def testPointerType1(self): |
| 358 snippet = """ | |
| 284 | 359 module testpointer1; |
| 225 | 360 var int* pa; |
| 361 function void t() | |
| 362 { | |
| 363 var int a; | |
| 364 pa = &a; | |
| 365 *pa = 22; | |
| 308 | 366 a = *pa + *pa * 8; |
| 225 | 367 } |
| 368 """ | |
| 369 self.expectOK(snippet) | |
| 370 | |
| 215 | 371 def testPointerType(self): |
| 213 | 372 snippet = """ |
| 284 | 373 module testpointer; |
| 225 | 374 var int* pa, pb; |
| 213 | 375 function void t(int a, double b) |
| 376 { | |
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377 var int a2; |
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378 a2 = a; // parameters cannot be escaped for now.. |
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379 pa = &a2; |
| 225 | 380 pb = pa; |
| 213 | 381 *pa = 22; |
| 382 } | |
| 383 """ | |
| 215 | 384 self.expectOK(snippet) |
| 213 | 385 |
| 221 | 386 def testPointerTypeInCorrect(self): |
| 387 snippet = """ | |
| 284 | 388 module testpointerincorrect; |
| 221 | 389 var int* pa; |
| 390 function void t(int a, double b) | |
| 391 { | |
| 392 pa = 2; // type conflict | |
| 393 pa = &a; | |
| 307 | 394 pa = &2; // No valid lvalue |
| 221 | 395 &a = pa; // No valid lvalue |
| 396 **pa = 22; // Cannot deref int | |
| 397 } | |
| 398 """ | |
| 307 | 399 self.expectErrors(snippet, [6, 8, 9, 10]) |
| 221 | 400 |
| 230 | 401 def testPointerTypeIr(self): |
| 402 snippet = """ | |
| 284 | 403 module testptr_ir; |
| 230 | 404 function void t() |
| 405 { | |
| 406 var int* a; | |
| 407 a = cast<int*>(40); | |
| 408 *a = 2; | |
| 409 } | |
| 410 """ | |
| 268 | 411 self.expectOK(snippet) |
| 230 | 412 |
| 413 def testPointerTypeIr2(self): | |
| 414 snippet = """ | |
| 284 | 415 module testptr_ir; |
| 230 | 416 type struct {int x,y;}* gpio; |
| 417 function void t() | |
| 418 { | |
| 419 var gpio a; | |
| 420 a = cast<gpio>(40); | |
| 421 a->x = 2; | |
| 422 a->y = a->x - 14; | |
| 423 } | |
| 424 """ | |
| 268 | 425 self.expectOK(snippet) |
| 230 | 426 |
| 427 def testWrongCast(self): | |
| 428 snippet = """ | |
| 284 | 429 module testptr_ir; |
| 230 | 430 type struct {int x,y;}* gpio; |
| 431 function void t() | |
| 432 { | |
| 433 var gpio a; | |
| 434 *cast<gpio>(*a); | |
| 435 } | |
| 436 """ | |
| 308 | 437 self.expectErrors(snippet, [7]) |
| 230 | 438 |
| 215 | 439 def testComplexType(self): |
| 213 | 440 snippet = """ |
| 284 | 441 module testpointer; |
| 213 | 442 type int my_int; |
| 443 | |
| 444 type struct { | |
| 445 int x, y; | |
| 446 } point; | |
| 447 | |
| 448 type struct { | |
| 449 int mem1; | |
| 450 int memb2; | |
| 451 point P1; | |
| 452 } my_struct; | |
| 453 | |
| 454 type my_struct* my_sptr; | |
| 225 | 455 var int* pa; |
| 213 | 456 |
| 227 | 457 function void t(int a, int b, my_sptr x) |
| 213 | 458 { |
| 459 var my_struct *msp; | |
| 460 | |
| 225 | 461 var my_struct u, v; |
| 462 var point *pt; | |
| 463 | |
| 464 pt = &msp->P1; | |
| 213 | 465 msp = x; |
| 225 | 466 *pa = 22 + u.mem1 * v.memb2 - u.P1.x; |
| 213 | 467 x->memb2 = *pa + a * b; |
| 468 | |
| 225 | 469 msp->P1.x = a * x->P1.y; |
| 213 | 470 } |
| 471 """ | |
| 215 | 472 self.expectOK(snippet) |
| 205 | 473 |
| 167 | 474 |
| 475 if __name__ == '__main__': | |
| 243 | 476 unittest.main() |