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Be more lenient when accepting property encodings produced by clang. Cf. gnustep/libobjc2#5.

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This commit is contained in:
Niels Grewe 2015-09-08 12:04:22 +02:00
parent f4b83fbd53
commit 9c62645bf1
1 changed files with 94 additions and 41 deletions
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135
Test/PropertyIntrospectionTest2.m
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@ -244,6 +244,52 @@ __attribute__((objc_root_class))
#define ATTR(n, v) (objc_property_attribute_t){(n), (v)}
#define ATTRS(...) (objc_property_attribute_t[]){ __VA_ARGS__ }, \
sizeof((objc_property_attribute_t[]){ __VA_ARGS__ }) / sizeof(objc_property_attribute_t)
#define OPT_ASSERT(stmt) if (abort) { \
assert(stmt);\
} else { \
if (!(stmt)) { return NO; } \
}
static BOOL testPropertyForProperty_alt(objc_property_t p,
const char *name,
const char *types,
objc_property_attribute_t* list,
unsigned int size, BOOL abort)
{
OPT_ASSERT(0 != p);
OPT_ASSERT(strcmp(name, property_getName(p)) == 0);
const char *attrs = property_getAttributes(p);
OPT_ASSERT(0 != attrs);
OPT_ASSERT(strcmp(types, attrs) == 0);
unsigned int attrsCount = 0;
objc_property_attribute_t *attrsList = property_copyAttributeList(p, &attrsCount);
OPT_ASSERT(0 != attrsList);
OPT_ASSERT(attrsCount == size);
for (unsigned int index=0; index<size; index++) {
int found = 0;
for (unsigned int attrsIndex=0; attrsIndex<attrsCount; attrsIndex++) {
if (strcmp(attrsList[attrsIndex].name, list[index].name) == 0) {
OPT_ASSERT(strcmp(attrsList[attrsIndex].value, list[index].value) == 0);
found = 1;
}
}
OPT_ASSERT(found);
}
free(attrsList);
attrsList = property_copyAttributeList(p, NULL);
OPT_ASSERT(0 != attrsList);
objc_property_attribute_t *ra;
for (attrsCount = 0, ra = attrsList; ra->name != NULL; attrsCount++, ra++) {}
OPT_ASSERT(attrsCount == size);
free(attrsList);
for (unsigned int index=0; index<size; index++) {
const char* value = property_copyAttributeValue(p, list[index].name);
OPT_ASSERT(0 != value);
OPT_ASSERT(strcmp(value, list[index].value) == 0);
}
return YES;
}
static void testPropertyForProperty(objc_property_t p,
const char *name,
@ -251,37 +297,7 @@ static void testPropertyForProperty(objc_property_t p,
objc_property_attribute_t* list,
unsigned int size)
{
assert(0 != p);
assert(strcmp(name, property_getName(p)) == 0);
const char *attrs = property_getAttributes(p);
assert(0 != attrs);
assert(strcmp(types, attrs) == 0);
unsigned int attrsCount = 0;
objc_property_attribute_t *attrsList = property_copyAttributeList(p, &attrsCount);
assert(0 != attrsList);
assert(attrsCount == size);
for (unsigned int index=0; index<size; index++) {
int found = 0;
for (unsigned int attrsIndex=0; attrsIndex<attrsCount; attrsIndex++) {
if (strcmp(attrsList[attrsIndex].name, list[index].name) == 0) {
assert(strcmp(attrsList[attrsIndex].value, list[index].value) == 0);
found = 1;
}
}
assert(found);
}
free(attrsList);
attrsList = property_copyAttributeList(p, NULL);
assert(0 != attrsList);
objc_property_attribute_t *ra;
for (attrsCount = 0, ra = attrsList; ra->name != NULL; attrsCount++, ra++) {}
assert(attrsCount == size);
free(attrsList);
for (unsigned int index=0; index<size; index++) {
const char* value = property_copyAttributeValue(p, list[index].name);
assert(0 != value);
assert(strcmp(value, list[index].value) == 0);
}
testPropertyForProperty_alt(p, name, types, list, size, YES);
}
static void testPropertyForClass(Class testClass,
@ -299,25 +315,43 @@ static void testPropertyForClass(Class testClass,
testPropertyForProperty(class_getProperty(testClass, addPropertyName), addPropertyName, types, list, size);
}
static BOOL testPropertyForProtocol_alt(Protocol *testProto,
const char *name,
const char *types,
objc_property_attribute_t* list,
unsigned int size, BOOL abort)
{
if (!testPropertyForProperty_alt(protocol_getProperty(testProto, name, YES, YES), name, types, list, size, abort))
{
return NO;
}
static int addPropertyForProtocolIndex = 0;
char addPropertyName[32];
sprintf(addPropertyName, "addPropertyForProtocol%d", ++addPropertyForProtocolIndex);
protocol_addProperty(testProto, addPropertyName, list, size, YES, YES);
OPT_ASSERT(0 == protocol_getProperty(testProto, addPropertyName, YES, YES));
return YES;
}
static void testPropertyForProtocol(Protocol *testProto,
const char *name,
const char *types,
objc_property_attribute_t* list,
unsigned int size)
{
testPropertyForProperty(protocol_getProperty(testProto, name, YES, YES), name, types, list, size);
testPropertyForProtocol_alt(testProto, name, types, list, size, YES);
}
static int addPropertyForProtocolIndex = 0;
char addPropertyName[32];
sprintf(addPropertyName, "addPropertyForProtocol%d", ++addPropertyForProtocolIndex);
protocol_addProperty(testProto, addPropertyName, list, size, YES, YES);
assert(0 == protocol_getProperty(testProto, addPropertyName, YES, YES));
static BOOL testProperty_alt(const char *name, const char *types, objc_property_attribute_t* list, unsigned int size, BOOL abort)
{
return testPropertyForProperty_alt(class_getProperty(objc_getClass("PropertyTest"), name), name, types, list, size, abort)
&& testPropertyForProperty_alt(class_getProperty(objc_getClass("PropertyProtocolTest"), name), name, types, list, size, abort);
}
static void testProperty(const char *name, const char *types, objc_property_attribute_t* list, unsigned int size)
{
testPropertyForProperty(class_getProperty(objc_getClass("PropertyTest"), name), name, types, list, size);
testPropertyForProperty(class_getProperty(objc_getClass("PropertyProtocolTest"), name), name, types, list, size);
testProperty_alt(name, types, list, size, YES);
}
static void testAddPropertyForClass(Class testClass)
@ -517,10 +551,20 @@ int main(void)
ATTR("R", ""),
ATTR("N", ""),
ATTR("V", "idReadonlyRetainNonatomic")));
testProperty("idReadonlyWeakNonatomic", "T@,R,N,VidReadonlyWeakNonatomic", ATTRS(ATTR("T", "@"),
/**
* The weak attribute was not present for earlier versions of clang, so we test
* for all variants that the compiler may produce.
*/
if (!testProperty_alt("idReadonlyWeakNonatomic", "T@,R,W,N,VidReadonlyWeakNonatomic", ATTRS(ATTR("T", "@"),
ATTR("R", ""),
ATTR("N", ""),
ATTR("V", "idReadonlyWeakNonatomic")), NO))
{
testProperty("idReadonlyWeakNonatomic", "T@,R,N,VidReadonlyWeakNonatomic", ATTRS(ATTR("T", "@"),
ATTR("R", ""),
ATTR("N", ""),
ATTR("V", "idReadonlyWeakNonatomic")));
}
testProperty("idOther", "T@,&,V_idOther", ATTRS(ATTR("T", "@"), ATTR("&", ""), ATTR("V", "_idOther")));
testProperty("idDynamic", "T@,&,D", ATTRS(ATTR("T", "@"), ATTR("&", ""), ATTR("D", "")));
testProperty("idDynamicGetterSetter", "T@,&,D,N,GdynamicGetterSetter,SsetDynamicGetterSetter:", ATTRS(ATTR("T", "@"),
@ -580,9 +624,18 @@ int main(void)
testPropertyForProtocol(testProto, "idReadonlyRetainNonatomic", "T@,R,&,N", ATTRS(ATTR("T", "@"),
ATTR("R", ""),
ATTR("N", "")));
testPropertyForProtocol(testProto, "idReadonlyWeakNonatomic", "T@,R,N", ATTRS(ATTR("T", "@"),
/*
* Again, different clang versions emit slightly different property declarations.
*/
if (!testPropertyForProtocol_alt(testProto, "idReadonlyWeakNonatomic", "T@,R,W,N", ATTRS(ATTR("T", "@"),
ATTR("R", ""),
ATTR("N", "")), NO))
{
testPropertyForProtocol(testProto, "idReadonlyWeakNonatomic", "T@,R,N", ATTRS(ATTR("T", "@"),
ATTR("R", ""),
ATTR("N", "")));
}
testPropertyForProtocol(testProto, "idOther", "T@,&", ATTRS(ATTR("T", "@"), ATTR("&", "")));
testPropertyForProtocol(testProto, "idDynamic", "T@,&", ATTRS(ATTR("T", "@"), ATTR("&", "")));
testPropertyForProtocol(testProto, "idDynamicGetterSetter", "T@,&,N,GdynamicGetterSetter,SsetDynamicGetterSetter:", ATTRS(ATTR("T", "@"),