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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [objc.dg/] [property/] [at-property-24.m] - Rev 801
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/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, November 2010. */ /* { dg-do run } */ /* { dg-xfail-run-if "Needs OBJC2 ABI" { *-*-darwin* && { lp64 && { ! objc2 } } } { "-fnext-runtime" } { "" } } */ /* Test @optional @properties. */ #include <stdlib.h> #include <objc/objc.h> #include <objc/runtime.h> @interface MyRootClass { Class isa; } + (id) initialize; + (id) alloc; - (id) init; @end @implementation MyRootClass + (id) initialize { return self; } + (id) alloc { return class_createInstance (self, 0); } - (id) init { return self; } @end /* Use a different getters/setters, so that the only way to compile object.countX is to find the actual @property. */ @protocol count @required /* @required + @synthesize. */ @property (getter=number1, setter=setNumber1:) int count1; /* @required + manual setters/getters. */ @property (getter=number2, setter=setNumber2:) int count2; @optional /* @optional + @synthesize. */ @property (getter=number3, setter=setNumber3:) int count3; /* @optional + manual setters/getters. */ @property (getter=number4, setter=setNumber4:) int count4; @optional /* @optional + readonly, with a setter added in the class itself. */ @property (readonly, getter=number5) int count5; @end @interface MySubClass : MyRootClass <count> { int count1; int count2; int count3; int count4; int count5; } - (void) setCount5: (int)value; @end @implementation MySubClass @synthesize count1; - (int) number2 { return count2; } - (void) setNumber2: (int)value { count2 = value; } @synthesize count3; - (int) number4 { return count4; } - (void) setNumber4: (int)value { count4 = value; } - (int) number5 { return count5; } - (void) setCount5: (int)value { count5 = value; } @end int main (void) { MySubClass *object = [[MySubClass alloc] init]; /* First, test that @required and @optional properties work as expected if implemented either via @synthesize or manually. */ object.count1 = 44; if (object.count1 != 44) abort (); object.count2 = 88; if (object.count2 != 88) abort (); object.count3 = 77; if (object.count3 != 77) abort (); object.count4 = 11; if (object.count4 != 11) abort (); /* Now, test the complication: @optional @property which is readonly, but which has a setter manually implemented. Apparently it is possible to use the dotsyntax and the @optional @property getter is used when reading, while the manual setter is used when writing. */ object.count5 = 99; if (object.count5 != 99) abort (); return 0; }
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