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8165439: Convert Test_TempNewSymbol to GTest

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Reviewed-by: dholmes, coleenp
This commit is contained in:
Kirill Zhaldybin 2016-09-05 20:31:03 +03:00
parent 6e3a0f41c1
commit 616083ca76
3 changed files with 77 additions and 51 deletions
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50
hotspot/src/share/vm/classfile/symbolTable.cpp
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@ -710,53 +710,3 @@ int SymboltableDCmd::num_arguments() {
return 0;
}
}
#ifndef PRODUCT
// Internal test of TempNewSymbol
void Test_TempNewSymbol() {
// Assert messages assume these symbols are unique, and the refcounts start at
// one, but code does not rely on this.
Thread* THREAD = Thread::current();
Symbol* abc = SymbolTable::new_symbol("abc", CATCH);
int abccount = abc->refcount();
TempNewSymbol ss = abc;
assert(ss->refcount() == abccount, "only one abc");
assert(ss->refcount() == abc->refcount(), "should match TempNewSymbol");
Symbol* efg = SymbolTable::new_symbol("efg", CATCH);
Symbol* hij = SymbolTable::new_symbol("hij", CATCH);
int efgcount = efg->refcount();
int hijcount = hij->refcount();
TempNewSymbol s1 = efg;
TempNewSymbol s2 = hij;
assert(s1->refcount() == efgcount, "one efg");
assert(s2->refcount() == hijcount, "one hij");
// Assignment operator
s1 = s2;
assert(hij->refcount() == hijcount + 1, "should be two hij");
assert(efg->refcount() == efgcount - 1, "should be no efg");
s1 = ss; // s1 is abc
assert(s1->refcount() == abccount + 1, "should be two abc (s1 and ss)");
assert(hij->refcount() == hijcount, "should only have one hij now (s2)");
s1 = s1; // self assignment
assert(s1->refcount() == abccount + 1, "should still be two abc (s1 and ss)");
TempNewSymbol s3;
Symbol* klm = SymbolTable::new_symbol("klm", CATCH);
int klmcount = klm->refcount();
s3 = klm; // assignment
assert(s3->refcount() == klmcount, "only one klm now");
Symbol* xyz = SymbolTable::new_symbol("xyz", CATCH);
int xyzcount = xyz->refcount();
{ // inner scope
TempNewSymbol s_inner = xyz;
}
assert(xyz->refcount() == (xyzcount - 1),
"Should have been decremented by dtor in inner scope");
}
#endif // PRODUCT