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archived-Reclass/tests/test_addressparser.cpp
IChooseYou 6a30e0a402 fix: replace remaining QList::append({}) in plugins and tests 
Missed plugin and test directories in the previous Qt 6.8 compat fix.
2026-03-14 12:11:08 -06:00

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#include "addressparser.h"
#include <QTest>
using rcx::AddressParser;
using rcx::AddressParserCallbacks;
using rcx::AddressParseResult;
class TestAddressParser : public QObject {
Q_OBJECT
private slots:
// -- Hex literals --
void bareHex() { auto r = AddressParser::evaluate("AB"); QVERIFY(r.ok); QCOMPARE(r.value, 0xABULL); }
void prefixedHex() { auto r = AddressParser::evaluate("0x1F4"); QVERIFY(r.ok); QCOMPARE(r.value, 0x1F4ULL); }
void zeroLiteral() { auto r = AddressParser::evaluate("0"); QVERIFY(r.ok); QCOMPARE(r.value, 0ULL); }
void large64bit() { auto r = AddressParser::evaluate("7FF66CCE0000");QVERIFY(r.ok); QCOMPARE(r.value, 0x7FF66CCE0000ULL); }
// -- Arithmetic --
void addition() {
auto r = AddressParser::evaluate("0x100 + 0x200");
QVERIFY(r.ok); QCOMPARE(r.value, 0x300ULL);
}
void subtraction() {
auto r = AddressParser::evaluate("0x300 - 0x100");
QVERIFY(r.ok); QCOMPARE(r.value, 0x200ULL);
}
void multiplication() {
auto r = AddressParser::evaluate("0x10 * 4");
QVERIFY(r.ok); QCOMPARE(r.value, 0x40ULL);
}
void division() {
auto r = AddressParser::evaluate("0x100 / 2");
QVERIFY(r.ok); QCOMPARE(r.value, 0x80ULL);
}
void precedence() {
// 0x10 + 2*3 = 0x10 + 6 = 0x16
auto r = AddressParser::evaluate("0x10 + 2 * 3");
QVERIFY(r.ok); QCOMPARE(r.value, 0x16ULL);
}
void parentheses() {
// (0x10 + 2) * 3 = 0x12 * 3 = 0x36
auto r = AddressParser::evaluate("(0x10 + 2) * 3");
QVERIFY(r.ok); QCOMPARE(r.value, 0x36ULL);
}
// -- Unary minus --
void unaryMinus() {
auto r = AddressParser::evaluate("-0x10 + 0x20");
QVERIFY(r.ok); QCOMPARE(r.value, 0x10ULL);
}
// -- Module resolution --
void moduleResolve() {
AddressParserCallbacks cbs;
cbs.resolveModule = [](const QString& name, bool* ok) -> uint64_t {
*ok = (name == "Program.exe");
return *ok ? 0x140000000ULL : 0;
};
auto r = AddressParser::evaluate("<Program.exe> + 0x123", 8, &cbs);
QVERIFY(r.ok);
QCOMPARE(r.value, 0x140000123ULL);
}
void moduleNotFound() {
AddressParserCallbacks cbs;
cbs.resolveModule = [](const QString&, bool* ok) -> uint64_t {
*ok = false;
return 0;
};
auto r = AddressParser::evaluate("<NoSuch.dll>", 8, &cbs);
QVERIFY(!r.ok);
QVERIFY(r.error.contains("not found"));
}
// -- Dereference --
void derefSimple() {
AddressParserCallbacks cbs;
cbs.readPointer = [](uint64_t addr, bool* ok) -> uint64_t {
*ok = (addr == 0x1000);
return *ok ? 0xDEADBEEFULL : 0;
};
auto r = AddressParser::evaluate("[0x1000]", 8, &cbs);
QVERIFY(r.ok);
QCOMPARE(r.value, 0xDEADBEEFULL);
}
void derefNested() {
AddressParserCallbacks cbs;
cbs.resolveModule = [](const QString& name, bool* ok) -> uint64_t {
*ok = (name == "mod");
return *ok ? 0x400000ULL : 0;
};
cbs.readPointer = [](uint64_t addr, bool* ok) -> uint64_t {
*ok = true;
if (addr == 0x400100) return 0x500000;
if (addr == 0x900000) return 0xABCDEF;
return 0;
};
// [<mod> + [<mod> + 0x100]] = [0x400000 + [0x400000+0x100]]
// inner deref: [0x400100] = 0x500000
// outer: [0x400000 + 0x500000] = [0x900000] = 0xABCDEF
auto r = AddressParser::evaluate("[<mod> + [<mod> + 0x100]]", 8, &cbs);
QVERIFY(r.ok);
QCOMPARE(r.value, 0xABCDEFULL);
}
void derefReadFailure() {
AddressParserCallbacks cbs;
cbs.readPointer = [](uint64_t, bool* ok) -> uint64_t {
*ok = false;
return 0;
};
auto r = AddressParser::evaluate("[0x1000]", 8, &cbs);
QVERIFY(!r.ok);
QVERIFY(r.error.contains("failed to read"));
}
// -- Complex expression from plan --
void complexExpr() {
AddressParserCallbacks cbs;
cbs.resolveModule = [](const QString& name, bool* ok) -> uint64_t {
*ok = (name == "Program.exe");
return *ok ? 0x140000000ULL : 0;
};
cbs.readPointer = [](uint64_t addr, bool* ok) -> uint64_t {
*ok = true;
if (addr == 0x1400000DEULL) return 0x500000;
return 0;
};
// [<Program.exe> + 0xDE] - AB = [0x1400000DE] - 0xAB = 0x500000 - 0xAB = 0x4FFF55
auto r = AddressParser::evaluate("[<Program.exe> + 0xDE] - AB", 8, &cbs);
QVERIFY(r.ok);
QCOMPARE(r.value, 0x4FFF55ULL);
}
// -- Errors --
void emptyInput() {
auto r = AddressParser::evaluate("");
QVERIFY(!r.ok);
}
void unmatchedBracket() {
auto r = AddressParser::evaluate("[0x1000");
QVERIFY(!r.ok);
QVERIFY(r.error.contains("']'"));
}
void unmatchedAngle() {
auto r = AddressParser::evaluate("<Program.exe");
QVERIFY(!r.ok);
QVERIFY(r.error.contains("'>'"));
}
void divisionByZero() {
auto r = AddressParser::evaluate("0x100 / 0");
QVERIFY(!r.ok);
QVERIFY(r.error.contains("division by zero"));
}
void trailingGarbage() {
auto r = AddressParser::evaluate("0x100 xyz");
QVERIFY(!r.ok);
QVERIFY(r.error.contains("unexpected"));
}
void trailingOperator() {
auto r = AddressParser::evaluate("0x100 +");
QVERIFY(!r.ok);
}
// -- Validation --
void validateValid() {
QCOMPARE(AddressParser::validate("0x100 + 0x200"), QString());
QCOMPARE(AddressParser::validate("<Prog.exe> + [0x100]"), QString());
}
void validateInvalid() {
QVERIFY(!AddressParser::validate("").isEmpty());
QVERIFY(!AddressParser::validate("[0x100").isEmpty());
QVERIFY(!AddressParser::validate("0x100 xyz").isEmpty());
}
// -- Backtick stripping --
void backtickStripping() {
auto r = AddressParser::evaluate("7ff6`6cce0000");
QVERIFY(r.ok);
QCOMPARE(r.value, 0x7FF66CCE0000ULL);
}
// -- Whitespace tolerance --
void whitespace() {
auto r = AddressParser::evaluate(" 0x100 + 0x200 ");
QVERIFY(r.ok);
QCOMPARE(r.value, 0x300ULL);
}
// -- Legacy compat: simple hex --
void simpleHexAddress() {
auto r = AddressParser::evaluate("140000000");
QVERIFY(r.ok);
QCOMPARE(r.value, 0x140000000ULL);
}
// -- Multiple additions --
void multipleAdditions() {
auto r = AddressParser::evaluate("0x100 + 0x200 + 0x300");
QVERIFY(r.ok);
QCOMPARE(r.value, 0x600ULL);
}
// -- Identifier resolution --
void identBase() {
AddressParserCallbacks cbs;
cbs.resolveIdentifier = [](const QString& name, bool* ok) -> uint64_t {
*ok = (name == "base");
return *ok ? 0x140000000ULL : 0;
};
auto r = AddressParser::evaluate("base", 8, &cbs);
QVERIFY(r.ok);
QCOMPARE(r.value, 0x140000000ULL);
}
void identFieldName() {
AddressParserCallbacks cbs;
cbs.resolveIdentifier = [](const QString& name, bool* ok) -> uint64_t {
if (name == "base") { *ok = true; return 0x140000000ULL; }
if (name == "e_lfanew") { *ok = true; return 0xE8ULL; }
*ok = false; return 0;
};
auto r = AddressParser::evaluate("base + e_lfanew", 8, &cbs);
QVERIFY(r.ok);
QCOMPARE(r.value, 0x1400000E8ULL);
}
void identUnknown() {
AddressParserCallbacks cbs;
cbs.resolveIdentifier = [](const QString&, bool* ok) -> uint64_t {
*ok = false; return 0;
};
auto r = AddressParser::evaluate("unknown_var", 8, &cbs);
QVERIFY(!r.ok);
QVERIFY(r.error.contains("unknown identifier"));
}
// -- Hex vs identifier disambiguation --
void hexDisambigDEAD() {
// "DEAD" is all hex digits → should parse as hex number 0xDEAD
auto r = AddressParser::evaluate("DEAD");
QVERIFY(r.ok);
QCOMPARE(r.value, 0xDEADULL);
}
void hexDisambigBase() {
// "base" has 's' (non-hex) → identifier
AddressParserCallbacks cbs;
cbs.resolveIdentifier = [](const QString& name, bool* ok) -> uint64_t {
*ok = (name == "base"); return *ok ? 42ULL : 0;
};
auto r = AddressParser::evaluate("base", 8, &cbs);
QVERIFY(r.ok);
QCOMPARE(r.value, 42ULL);
}
void hexDisambigABCwithUnderscore() {
// "ABC_field" has '_' → identifier, not hex
AddressParserCallbacks cbs;
cbs.resolveIdentifier = [](const QString& name, bool* ok) -> uint64_t {
*ok = (name == "ABC_field"); return *ok ? 99ULL : 0;
};
auto r = AddressParser::evaluate("ABC_field", 8, &cbs);
QVERIFY(r.ok);
QCOMPARE(r.value, 99ULL);
}
// -- Bitwise operators --
void bitwiseAnd() {
auto r = AddressParser::evaluate("0xFF & 0x0F");
QVERIFY(r.ok);
QCOMPARE(r.value, 0x0FULL);
}
void bitwiseOr() {
auto r = AddressParser::evaluate("0xA0 | 0x0B");
QVERIFY(r.ok);
QCOMPARE(r.value, 0xABULL);
}
void bitwiseXor() {
auto r = AddressParser::evaluate("0xA ^ 0x5");
QVERIFY(r.ok);
QCOMPARE(r.value, 0xFULL);
}
void shiftLeft() {
auto r = AddressParser::evaluate("1 << 4");
QVERIFY(r.ok);
QCOMPARE(r.value, 0x10ULL);
}
void shiftRight() {
auto r = AddressParser::evaluate("0xFF00 >> 8");
QVERIFY(r.ok);
QCOMPARE(r.value, 0xFFULL);
}
// -- Unary bitwise NOT --
void unaryNot() {
auto r = AddressParser::evaluate("~0");
QVERIFY(r.ok);
QCOMPARE(r.value, 0xFFFFFFFFFFFFFFFFULL);
}
void unaryNotMask() {
// ~0xFFF = 0xFFFFFFFFFFFFF000
auto r = AddressParser::evaluate("~0xFFF");
QVERIFY(r.ok);
QCOMPARE(r.value, 0xFFFFFFFFFFFFF000ULL);
}
// -- Operator precedence --
void shiftPrecedence() {
// C precedence: shift binds looser than addition
// 1 + 2 << 3 = (1 + 2) << 3 = 3 << 3 = 24 = 0x18
auto r = AddressParser::evaluate("1 + 2 << 3");
QVERIFY(r.ok);
QCOMPARE(r.value, 0x18ULL);
}
void andOrPrecedence() {
// & binds tighter than |
// 0xFF | 0x100 & 0xF00 = 0xFF | (0x100 & 0xF00) = 0xFF | 0x100 = 0x1FF
auto r = AddressParser::evaluate("0xFF | 0x100 & 0xF00");
QVERIFY(r.ok);
QCOMPARE(r.value, 0x1FFULL);
}
void xorPrecedence() {
// ^ between & and |: a | b ^ c & d = a | (b ^ (c & d))
// 0xF0 | 0x0F ^ 0xFF & 0x0F = 0xF0 | (0x0F ^ (0xFF & 0x0F))
// = 0xF0 | (0x0F ^ 0x0F) = 0xF0 | 0x00 = 0xF0
auto r = AddressParser::evaluate("0xF0 | 0x0F ^ 0xFF & 0x0F");
QVERIFY(r.ok);
QCOMPARE(r.value, 0xF0ULL);
}
// -- E_lfanew end-to-end --
void elfanewScenario() {
AddressParserCallbacks cbs;
cbs.resolveIdentifier = [](const QString& name, bool* ok) -> uint64_t {
if (name == "base") { *ok = true; return 0x140000000ULL; }
if (name == "e_lfanew") { *ok = true; return 0xE8ULL; }
*ok = false; return 0;
};
// base + e_lfanew = 0x140000000 + 0xE8 = 0x1400000E8
auto r = AddressParser::evaluate("base + e_lfanew", 8, &cbs);
QVERIFY(r.ok);
QCOMPARE(r.value, 0x1400000E8ULL);
}
void pageAlignedExpr() {
AddressParserCallbacks cbs;
cbs.resolveIdentifier = [](const QString& name, bool* ok) -> uint64_t {
if (name == "base") { *ok = true; return 0x140000000ULL; }
if (name == "e_lfanew") { *ok = true; return 0xE8ULL; }
*ok = false; return 0;
};
// (base + e_lfanew) & ~0xFFF = 0x1400000E8 & ~0xFFF = 0x140000000
auto r = AddressParser::evaluate("(base + e_lfanew) & ~0xFFF", 8, &cbs);
QVERIFY(r.ok);
QCOMPARE(r.value, 0x140000000ULL);
}
// -- Bare module.dll identifier --
void bareModuleDll() {
AddressParserCallbacks cbs;
cbs.resolveIdentifier = [](const QString& name, bool* ok) -> uint64_t {
*ok = (name == "client.dll");
return *ok ? 0x7FF600000000ULL : 0;
};
auto r = AddressParser::evaluate("client.dll + 0xFF", 8, &cbs);
QVERIFY(r.ok);
QCOMPARE(r.value, 0x7FF6000000FFULL);
}
void bareModuleExe() {
AddressParserCallbacks cbs;
cbs.resolveIdentifier = [](const QString& name, bool* ok) -> uint64_t {
*ok = (name == "cs2.exe");
return *ok ? 0x140000000ULL : 0;
};
auto r = AddressParser::evaluate("cs2.exe + 0xDE", 8, &cbs);
QVERIFY(r.ok);
QCOMPARE(r.value, 0x1400000DEULL);
}
// -- Validate with new syntax --
void validateIdentifier() {
QCOMPARE(AddressParser::validate("base + e_lfanew"), QString());
}
void validateBitwiseOps() {
QCOMPARE(AddressParser::validate("0xFF & 0x0F"), QString());
QCOMPARE(AddressParser::validate("1 << 4"), QString());
QCOMPARE(AddressParser::validate("~0xFFF"), QString());
}
};
QTEST_GUILESS_MAIN(TestAddressParser)
#include "test_addressparser.moc"
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