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ICU-2356 all UnicodeString methods should treat NULL input pointers as empty strings

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X-SVN-Rev: 11739
This commit is contained in:
Markus Scherer 2003-04-30 02:22:02 +00:00
parent 05354408fa
commit 959aa6bab4
1 changed files with 37 additions and 1 deletions
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38
icu4c/source/test/intltest/ustrtest.cpp
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@ -1305,7 +1305,9 @@ UnicodeStringTest::TestBogus() {
errln("A string returned TRUE for isBogus()!");
}
test3.setTo(FALSE, (const UChar *)0, -1);
// NULL pointers are treated like empty strings
// use other illegal arguments to make a bogus string
test3.setTo(FALSE, test1.getBuffer(), -2);
if(!test3.isBogus()) {
errln("A bogus string returned FALSE for isBogus()!");
}
@ -1450,4 +1452,38 @@ UnicodeStringTest::TestBogus() {
if(test1.isBogus() || !(test1=test3).isBogus()) {
errln("normal=bogus failed to make the left string bogus");
}
// test that NULL primitive input string values are treated like
// empty strings, not errors (bogus)
test2.setTo((UChar32)0x10005);
if(test2.insert(1, NULL, 1).length()!=2) {
errln("UniStr.insert(...NULL...) should not modify the string but does");
}
UErrorCode errorCode=U_ZERO_ERROR;
UnicodeString
test4((const UChar *)NULL),
test5(TRUE, (const UChar *)NULL, 1),
test6((UChar *)NULL, 5, 5),
test7((const char *)NULL, 3, NULL, errorCode);
if(test4.isBogus() || test5.isBogus() || test6.isBogus() || test7.isBogus()) {
errln("a constructor set to bogus for a NULL input string, should be empty");
}
test4.setTo(NULL, 3);
test5.setTo(TRUE, (const UChar *)NULL, 1);
test6.setTo((UChar *)NULL, 5, 5);
if(test4.isBogus() || test5.isBogus() || test6.isBogus()) {
errln("a setTo() set to bogus for a NULL input string, should be empty");
}
// test that bogus==bogus<any
if(test1!=test3 || test1.compare(test3)!=0) {
errln("bogus==bogus failed");
}
test2.remove();
if(test1>=test2 || !(test2>test1) || test1.compare(test2)>=0 || !(test2.compare(test1)>0)) {
errln("bogus<empty failed");
}
}