1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
|
/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @author Alex Beregszaszi
* @date 2016
* End to end tests for LLL.
*/
#include <string>
#include <memory>
#include <boost/test/unit_test.hpp>
#include <test/liblll/ExecutionFramework.h>
using namespace std;
namespace dev
{
namespace lll
{
namespace test
{
BOOST_FIXTURE_TEST_SUITE(LLLEndToEndTest, LLLExecutionFramework)
BOOST_AUTO_TEST_CASE(smoke_test)
{
char const* sourceCode = "(returnlll { (return \"test\") })";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(string("test", 4)));
}
BOOST_AUTO_TEST_CASE(bare_panic)
{
char const* sourceCode = "(panic)";
compileAndRunWithoutCheck(sourceCode);
BOOST_REQUIRE(m_output.empty());
}
BOOST_AUTO_TEST_CASE(panic)
{
char const* sourceCode = "{ (panic) }";
compileAndRunWithoutCheck(sourceCode);
BOOST_REQUIRE(m_output.empty());
}
BOOST_AUTO_TEST_CASE(when)
{
char const* sourceCode = R"(
(returnlll
(seq
(when (= (calldatasize) 0) (return 1))
(when (!= (calldatasize) 0) (return 2))))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callContractFunction("test()") == encodeArgs(u256(2)));
BOOST_CHECK(callFallback() == toBigEndian(u256(1)));
}
BOOST_AUTO_TEST_CASE(unless)
{
char const* sourceCode = R"(
(returnlll
(seq
(unless (!= (calldatasize) 0) (return 1))
(unless (= (calldatasize) 0) (return 2))))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callContractFunction("test()") == encodeArgs(u256(2)));
BOOST_CHECK(callFallback() == toBigEndian(u256(1)));
}
BOOST_AUTO_TEST_CASE(conditional_literal)
{
char const* sourceCode = R"(
(returnlll
(seq
(return (if (= (calldatasize) 0) 1 2))))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callContractFunction("test()") == encodeArgs(u256(2)));
BOOST_CHECK(callFallback() == toBigEndian(u256(1)));
}
BOOST_AUTO_TEST_CASE(conditional)
{
char const* sourceCode = R"(
(returnlll
(seq
(if (= (calldatasize) 0) (return 1) (return 2))))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callContractFunction("test()") == encodeArgs(u256(2)));
BOOST_CHECK(callFallback() == toBigEndian(u256(1)));
}
BOOST_AUTO_TEST_CASE(conditional_seq)
{
char const* sourceCode = R"(
(returnlll
(seq
(return (if (= (calldatasize) 0) { 0 2 1 } { 0 1 2 }))))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callContractFunction("test()") == encodeArgs(u256(2)));
BOOST_CHECK(callFallback() == toBigEndian(u256(1)));
}
BOOST_AUTO_TEST_CASE(exp_operator_const)
{
char const* sourceCode = R"(
(returnlll
(return (exp 2 3)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == toBigEndian(u256(8)));
}
BOOST_AUTO_TEST_CASE(exp_operator_const_signed)
{
char const* sourceCode = R"(
(returnlll
(return (exp (- 0 2) 3)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == toBigEndian(u256(-8)));
}
BOOST_AUTO_TEST_CASE(exp_operator_on_range)
{
char const* sourceCode = R"(
(returnlll
(seq
(when (= (div (calldataload 0x00) (exp 2 224)) 0xb3de648b)
(return (exp 2 (calldataload 0x04))))
(jump 0x02)))
)";
compileAndRun(sourceCode);
testContractAgainstCppOnRange("f(uint256)", [](u256 const& a) -> u256 { return u256(1 << a.convert_to<int>()); }, 0, 16);
}
BOOST_AUTO_TEST_CASE(constructor_argument_internal_numeric)
{
char const* sourceCode = R"(
(seq
(sstore 0x00 65535)
(returnlll
(return @@0x00)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(u256(65535)));
}
BOOST_AUTO_TEST_CASE(constructor_argument_internal_string)
{
char const* sourceCode = R"(
(seq
(sstore 0x00 "test")
(returnlll
(return @@0x00)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs("test"));
}
BOOST_AUTO_TEST_CASE(constructor_arguments_external)
{
char const* sourceCode = R"(
(seq
(codecopy 0x00 (bytecodesize) 64)
(sstore 0x00 @0x00)
(sstore 0x01 @0x20)
(returnlll
(seq
(when (= (div (calldataload 0x00) (exp 2 224)) 0xf2c9ecd8)
(return @@0x00))
(when (= (div (calldataload 0x00) (exp 2 224)) 0x89ea642f)
(return @@0x01)))))
)";
compileAndRun(sourceCode, 0, "", encodeArgs(u256(65535), "test"));
BOOST_CHECK(callContractFunction("getNumber()") == encodeArgs(u256(65535)));
BOOST_CHECK(callContractFunction("getString()") == encodeArgs("test"));
}
BOOST_AUTO_TEST_CASE(fallback_and_invalid_function)
{
char const* sourceCode = R"(
(returnlll
(seq
(when (= (div (calldataload 0x00) (exp 2 224)) 0xab5ed150)
(return "one"))
(when (= (div (calldataload 0x00) (exp 2 224)) 0xee784123)
(return "two"))
(return "three")))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callContractFunction("getOne()") == encodeArgs("one"));
BOOST_CHECK(callContractFunction("getTwo()") == encodeArgs("two"));
BOOST_CHECK(callContractFunction("invalidFunction()") == encodeArgs("three"));
BOOST_CHECK(callFallback() == encodeArgs("three"));
}
BOOST_AUTO_TEST_CASE(lit_string)
{
char const* sourceCode = R"(
(returnlll
(seq
(lit 0x00 "abcdef")
(return 0x00 0x20)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(string("abcdef")));
}
BOOST_AUTO_TEST_CASE(arithmetic)
{
char const* sourceCode = R"(
(returnlll
(seq
(mstore8 0x00 (+ 160 22))
(mstore8 0x01 (- 223 41))
(mstore8 0x02 (* 33 2))
(mstore8 0x03 (/ 10 2))
(mstore8 0x04 (% 67 2))
(mstore8 0x05 (& 15 8))
(mstore8 0x06 (| 18 8))
(mstore8 0x07 (^ 26 6))
(return 0x00 0x20)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(
fromHex("b6b6420501081a1c000000000000000000000000000000000000000000000000")));
}
BOOST_AUTO_TEST_CASE(binary)
{
char const* sourceCode = R"(
(returnlll
(seq
(mstore8 0x00 (< 53 87))
(mstore8 0x01 (< 73 42))
(mstore8 0x02 (<= 37 94))
(mstore8 0x03 (<= 37 37))
(mstore8 0x04 (<= 183 34))
(mstore8 0x05 (S< (- 0 53) 87))
(mstore8 0x06 (S< 73 (- 0 42)))
(mstore8 0x07 (S<= (- 0 37) 94))
(mstore8 0x08 (S<= (- 0 37) (- 0 37)))
(mstore8 0x09 (S<= 183 (- 0 34)))
(mstore8 0x0a (> 73 42))
(mstore8 0x0b (> 53 87))
(mstore8 0x0c (>= 94 37))
(mstore8 0x0d (>= 94 94))
(mstore8 0x0e (>= 34 183))
(mstore8 0x0f (S> 73 (- 0 42)))
(mstore8 0x10 (S> (- 0 53) 87))
(mstore8 0x11 (S>= 94 (- 0 37)))
(mstore8 0x12 (S>= (- 0 94) (- 0 94)))
(mstore8 0x13 (S>= (- 0 34) 183))
(mstore8 0x14 (= 53 53))
(mstore8 0x15 (= 73 42))
(mstore8 0x16 (!= 37 94))
(mstore8 0x17 (!= 37 37))
(return 0x00 0x20)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(
fromHex("0100010100010001010001000101000100010100010001000000000000000000")));
}
BOOST_AUTO_TEST_CASE(unary)
{
char const* sourceCode = R"(
(returnlll
(seq
(mstore8 0x00 (! (< 53 87)))
(mstore8 0x01 (! (>= 42 73)))
(mstore8 0x02 (~ 0x7f))
(mstore8 0x03 (~ 0xaa))
(return 0x00 0x20)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(
fromHex("0001805500000000000000000000000000000000000000000000000000000000")));
}
BOOST_AUTO_TEST_CASE(assembly_mload_mstore)
{
char const* sourceCode = R"(
(returnlll
(asm
0x07 0x00 mstore
"abcdef" 0x20 mstore
0x00 mload 0x40 mstore
0x20 mload 0x60 mstore
0x40 0x40 return))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(u256(7), string("abcdef")));
}
BOOST_AUTO_TEST_CASE(assembly_sload_sstore)
{
char const* sourceCode = R"(
(returnlll
(asm
0x07 0x00 sstore
"abcdef" 0x01 sstore
0x00 sload 0x00 mstore
0x01 sload 0x20 mstore
0x40 0x00 return))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(u256(7), string("abcdef")));
}
BOOST_AUTO_TEST_CASE(assembly_codecopy)
{
char const* sourceCode = R"(
(returnlll
(seq
(lit 0x00 "abcdef")
(asm
0x06 6 codesize sub 0x20 codecopy
0x20 0x20 return)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(string("abcdef")));
}
BOOST_AUTO_TEST_CASE(zeroarg_macro)
{
char const* sourceCode = R"(
(returnlll
(seq
(def 'zeroarg () (seq (mstore 0 0x1234) (return 0 32)))
(zeroarg)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(u256(0x1234)));
}
BOOST_AUTO_TEST_CASE(keccak256_32bytes)
{
char const* sourceCode = R"(
(returnlll
(seq
(mstore 0x00 0x01)
(return (keccak256 0x00 0x20))))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(
fromHex("b10e2d527612073b26eecdfd717e6a320cf44b4afac2b0732d9fcbe2b7fa0cf6")));
}
BOOST_AUTO_TEST_CASE(create_1_arg)
{
char const* sourceCode = R"(
(returnlll
(seq
(call allgas
(create (returnlll (return 42)))
0 0 0 0x00 0x20)
(return 0x00 0x20)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(u256(42)));
}
BOOST_AUTO_TEST_CASE(create_2_args)
{
char const* sourceCode = R"(
(returnlll
(seq
(call allgas
(create 42 (returnlll (return (balance (address)))))
0 0 0 0x00 0x20)
(return 0x00 0x20)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallbackWithValue(42) == encodeArgs(u256(42)));
}
BOOST_AUTO_TEST_CASE(sha3_two_args)
{
char const* sourceCode = R"(
(returnlll
(seq
(mstore 0x00 0x01)
(return (sha3 0x00 0x20))))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(
fromHex("b10e2d527612073b26eecdfd717e6a320cf44b4afac2b0732d9fcbe2b7fa0cf6")));
}
BOOST_AUTO_TEST_CASE(sha3_one_arg)
{
char const* sourceCode = R"(
(returnlll
(return (sha3 0x01)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(
fromHex("b10e2d527612073b26eecdfd717e6a320cf44b4afac2b0732d9fcbe2b7fa0cf6")));
}
BOOST_AUTO_TEST_CASE(ecrecover)
{
char const* sourceCode = R"(
(returnlll
(return
(ecrecover
; Hash of 'hello world'
0x47173285a8d7341e5e972fc677286384f802f8ef42a5ec5f03bbfa254cb01fad
; v = 1 + 27
0x1c
; r
0xdebaaa0cddb321b2dcaaf846d39605de7b97e77ba6106587855b9106cb104215
; s
0x61a22d94fa8b8a687ff9c911c844d1c016d1a685a9166858f9c7c1bc85128aca)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(fromHex("0x8743523d96a1b2cbe0c6909653a56da18ed484af")));
}
BOOST_AUTO_TEST_CASE(shift_left)
{
char const* sourceCode = R"(
(returnlll
(return (shl 1 8)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(u256(256)));
}
BOOST_AUTO_TEST_CASE(shift_right)
{
char const* sourceCode = R"(
(returnlll
(return (shr 65536 8)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(u256(256)));
}
BOOST_AUTO_TEST_SUITE_END()
}
}
} // end namespaces
|
