4 # test method calls and autoloading.
22 print "# got `$_[0]', expected `$_[1]'\nnot " unless $_[0] eq $_[1];
23 # print "not " unless shift eq shift;
24 print "ok ", ++$cnt, "\n"
27 # First, some basic checks of method-calling syntax:
28 $obj = bless [], "Pack";
29 sub Pack::method { shift; join(",", "method", @_) }
32 test(Pack->method("a","b","c"), "method,a,b,c");
33 test(Pack->$mname("a","b","c"), "method,a,b,c");
34 test(method Pack ("a","b","c"), "method,a,b,c");
35 test((method Pack "a","b","c"), "method,a,b,c");
37 test(Pack->method(), "method");
38 test(Pack->$mname(), "method");
39 test(method Pack (), "method");
40 test(Pack->method, "method");
41 test(Pack->$mname, "method");
42 test(method Pack, "method");
44 test($obj->method("a","b","c"), "method,a,b,c");
45 test($obj->$mname("a","b","c"), "method,a,b,c");
46 test((method $obj ("a","b","c")), "method,a,b,c");
47 test((method $obj "a","b","c"), "method,a,b,c");
49 test($obj->method(0), "method,0");
50 test($obj->method(1), "method,1");
52 test($obj->method(), "method");
53 test($obj->$mname(), "method");
54 test((method $obj ()), "method");
55 test($obj->method, "method");
56 test($obj->$mname, "method");
57 test(method $obj, "method");
59 test( A->d, "C::d"); # Update hash table;
61 *B::d = \&D::d; # Import now.
62 test (A->d, "D::d"); # Update hash table;
65 local @A::ISA = qw(C); # Update hash table with split() assignment
68 test (eval { A->d } || "fail", "fail");
74 eval 'sub B::d {"B::d1"}'; # Import now.
75 test (A->d, "B::d1"); # Update hash table;
77 test ((eval { A->d }, ($@ =~ /Undefined subroutine/)), 1);
80 test (A->d, "D::d"); # Back to previous state
82 eval 'sub B::d {"B::d2"}'; # Import now.
83 test (A->d, "B::d2"); # Update hash table;
85 # What follows is hardly guarantied to work, since the names in scripts
86 # are already linked to "pruned" globs. Say, `undef &B::d' if it were
87 # after `delete $B::{d}; sub B::d {}' would reach an old subroutine.
91 test (A->d, "C::d"); # Update hash table;
93 eval 'sub B::d {"B::d3"}'; # Import now.
94 test (A->d, "B::d3"); # Update hash table;
97 *dummy::dummy = sub {}; # Mark as updated
100 eval 'sub B::d {"B::d4"}'; # Import now.
101 test (A->d, "B::d4"); # Update hash table;
103 delete $B::{d}; # Should work without any help too
108 test (eval { A->d } || "nope", "nope");
112 *A::x = *A::d; # See if cache incorrectly follows synonyms
114 test (eval { A->x } || "nope", "nope");
118 BEGIN { *B::e = \&C::e } # Shouldn't prevent AUTOLOAD in original pkg
127 my $method = $B::AUTOLOAD;
128 my $msg = "B: In $method, $c";
129 eval "sub $method { \$msg }";
134 my $method = $C::AUTOLOAD;
135 my $msg = "C: In $method, $c";
136 eval "sub $method { \$msg }";
141 test(A->e(), "C: In C::e, 1"); # We get a correct autoload
142 test(A->e(), "C: In C::e, 1"); # Which sticks
144 test(A->ee(), "B: In A::ee, 2"); # We get a generic autoload, method in top
145 test(A->ee(), "B: In A::ee, 2"); # Which sticks
147 test(Y->f(), "B: In Y::f, 3"); # We vivify a correct method
148 test(Y->f(), "B: In Y::f, 3"); # Which sticks
150 # This test is not intended to be reasonable. It is here just to let you
151 # know that you broke some old construction. Feel free to rewrite the test
152 # if your patch breaks it.
156 my $method = $AUTOLOAD;
157 *$AUTOLOAD = sub { "new B: In $method, $c" };
161 test(A->eee(), "new B: In A::eee, 4"); # We get a correct $autoload
162 test(A->eee(), "new B: In A::eee, 4"); # Which sticks
164 # this test added due to bug discovery
165 test(defined(@{"unknown_package::ISA"}) ? "defined" : "undefined", "undefined");
167 # test that failed subroutine calls don't affect method calls
174 test(A2->foo(), "foo");
175 test(do { eval 'A2::foo()'; $@ ? 1 : 0}, 1);
176 test(A2->foo(), "foo");
180 test(do { use Config; eval 'Config->foo()';
181 $@ =~ /^\QCan't locate object method "foo" via package "Config" at/ ? 1 : $@}, 1);
182 test(do { use Config; eval '$d = bless {}, "Config"; $d->foo()';
183 $@ =~ /^\QCan't locate object method "foo" via package "Config" at/ ? 1 : $@}, 1);
186 test(do { eval 'E->foo()';
187 $@ =~ /^\QCan't locate object method "foo" via package "E" (perhaps / ? 1 : $@}, 1);
188 test(do { eval '$e = bless {}, "E"; $e->foo()';
189 $@ =~ /^\QCan't locate object method "foo" via package "E" (perhaps / ? 1 : $@}, 1);
191 # This is actually testing parsing of indirect objects and undefined subs
192 # print foo("bar") where foo does not exist is not an indirect object.
193 # print foo "bar" where foo does not exist is an indirect object.
194 eval { sub AUTOLOAD { "ok ", shift, "\n"; } };
195 print nonsuch(++$cnt);