xref: /llvm-project/clang/test/Modules/objc-categories.m (revision a171d248ca34b8b6f8de11d42a83ad981285963a)
1// RUN: rm -rf %t
2// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x objective-c -fmodule-name=category_top -emit-module %S/Inputs/module.modulemap
3// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x objective-c -fmodule-name=category_left -emit-module %S/Inputs/module.modulemap
4// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x objective-c -fmodule-name=category_right -emit-module %S/Inputs/module.modulemap
5// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x objective-c -fmodule-name=category_bottom -emit-module %S/Inputs/module.modulemap
6// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x objective-c -fmodule-name=category_other -emit-module %S/Inputs/module.modulemap
7// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -I %S/Inputs %s -verify
8
9@import category_bottom;
10
11// expected-note@Inputs/category_top.h:1 {{receiver is instance of class declared here}}
12
13@interface Foo(Source)
14-(void)source;
15@end
16
17void test(Foo *foo, LeftFoo *leftFoo) {
18  [foo source];
19  [foo bottom];
20  [foo left];
21  [foo right1];
22  [foo right2];
23  [foo top];
24  [foo top2];
25  [foo top3];
26
27  [leftFoo left];
28  [leftFoo bottom];
29}
30
31// Load another module that also adds categories to Foo, verify that
32// we see those categories.
33@import category_other;
34
35void test_other(Foo *foo) {
36  [foo other];
37}
38
39// Make sure we don't see categories that should be hidden
40void test_hidden_all_errors(Foo *foo) {
41  [foo left_sub]; // expected-warning{{instance method '-left_sub' not found (return type defaults to 'id')}}
42  foo.right_sub_prop = foo; // expected-error{{property 'right_sub_prop' not found on object of type 'Foo *'}}
43  int i = foo->right_sub_ivar; // expected-error{{'Foo' does not have a member named 'right_sub_ivar'}}
44  id<P1> p1 = foo; // expected-warning{{initializing 'id<P1>' with an expression of incompatible type 'Foo *'}}
45  id<P2> p2 = foo; // expected-warning{{initializing 'id<P2>' with an expression of incompatible type 'Foo *'}}
46  id<P3> p3;
47  [p3 p3_method]; // expected-warning{{instance method '-p3_method' not found (return type defaults to 'id')}}
48  id<P4> p4;
49  [p4 p4_method]; // expected-warning{{instance method '-p4_method' not found (return type defaults to 'id')}}
50  id p3p = p3.p3_prop; // expected-error{{property 'p3_prop' not found on object of type 'id<P3>'}}
51  p3p = foo.p3_prop; // expected-error{{property 'p3_prop' not found on object of type 'Foo *'}}
52  id p4p = p4.p4_prop; // expected-error{{property 'p4_prop' not found on object of type 'id<P4>'}}
53  p4p = foo.p4_prop; // expected-error{{property 'p4_prop' not found on object of type 'Foo *'}}
54
55  if (foo.hiddenPropertyFromExtension) { // expected-error {{property 'hiddenPropertyFromExtension' not found on object of type 'Foo *'}}
56  }
57}
58
59@import category_left.sub;
60
61void test_hidden_right_errors(Foo *foo) {
62  // These are okay
63  [foo left_sub]; // okay
64  id<P1> p1 = foo;
65  id<P3> p3;
66  [p3 p3_method];
67  id p3p = p3.p3_prop;
68  p3p = foo.p3_prop;
69  // These should fail
70  foo.right_sub_prop = foo; // expected-error{{property 'right_sub_prop' not found on object of type 'Foo *'}}
71  int i = foo->right_sub_ivar; // expected-error{{'Foo' does not have a member named 'right_sub_ivar'}}
72  id<P2> p2 = foo; // expected-warning{{initializing 'id<P2>' with an expression of incompatible type 'Foo *'}}
73  id<P4> p4;
74  [p4 p4_method]; // expected-warning{{instance method '-p4_method' not found (return type defaults to 'id')}}
75  id p4p = p4.p4_prop; // expected-error{{property 'p4_prop' not found on object of type 'id<P4>'}}
76  p4p = foo.p4_prop; // expected-error{{property 'p4_prop' not found on object of type 'Foo *'; did you mean 'p3_prop'?}}
77  // expected-note@Inputs/category_left_sub.h:7{{'p3_prop' declared here}}
78  int hiddenFromExtension = foo.hiddenPropertyFromExtension; // expected-error {{property 'hiddenPropertyFromExtension' not found on object of type 'Foo *'}}
79}
80
81@import category_right.sub;
82
83void test_hidden_okay(Foo *foo) {
84  [foo left_sub];
85  foo.right_sub_prop = foo;
86  int i = foo->right_sub_ivar;
87  id<P1> p1 = foo;
88  id<P2> p2 = foo;
89  id<P3> p3;
90  [p3 p3_method];
91  id<P4> p4;
92  [p4 p4_method];
93  id p3p = p3.p3_prop;
94  p3p = foo.p3_prop;
95  id p4p = p4.p4_prop;
96  p4p = foo.p4_prop;
97  if (foo.hiddenPropertyFromExtension) {
98  }
99}
100