mirror of
https://github.com/golang/go
synced 2024-11-22 21:40:03 -07:00
7743ffead4
R=ken OCL=35042 CL=35044
237 lines
3.6 KiB
Go
237 lines
3.6 KiB
Go
// $G $D/$F.go && $L $F.$A && ./$A.out
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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type
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I interface
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{
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test1() int;
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test2() int;
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test3() int;
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test4() int;
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test5() int;
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test6() int;
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test7() int;
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};
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/******
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******
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******/
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type
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SubpSubp struct
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{
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a7 int;
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a int;
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}
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func (p *SubpSubp)
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test7() int
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{
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if p.a != p.a7 { panicln("SubpSubp", p, p.a7) }
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return p.a
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}
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func (p *SubpSubp)
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testx()
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{
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println("SubpSubp", p, p.a7);
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}
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/******
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******
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******/
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type
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SubpSub struct
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{
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a6 int;
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SubpSubp;
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a int;
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}
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func (p *SubpSub)
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test6() int
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{
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if p.a != p.a6 { panicln("SubpSub", p, p.a6) }
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return p.a
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}
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func (p *SubpSub)
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testx()
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{
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println("SubpSub", p, p.a6);
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}
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/******
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******
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******/
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type
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SubSubp struct
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{
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a5 int;
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a int;
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}
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func (p *SubSubp)
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test5() int
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{
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if p.a != p.a5 { panicln("SubpSub", p, p.a5) }
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return p.a
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}
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/******
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******
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******/
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type
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SubSub struct
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{
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a4 int;
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a int;
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}
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func (p *SubSub)
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test4() int
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{
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if p.a != p.a4 { panicln("SubpSub", p, p.a4) }
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return p.a
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}
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/******
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******
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******/
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type
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Subp struct
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{
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a3 int;
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*SubpSubp;
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SubpSub;
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a int;
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}
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func (p *Subp)
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test3() int
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{
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if p.a != p.a3 { panicln("SubpSub", p, p.a3) }
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return p.a
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}
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/******
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******
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******/
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type
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Sub struct
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{
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a2 int;
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*SubSubp;
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SubSub;
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a int;
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}
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func (p *Sub)
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test2() int
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{
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if p.a != p.a2 { panicln("SubpSub", p, p.a2) }
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return p.a
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}
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/******
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******
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******/
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type
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S struct
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{
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a1 int;
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Sub;
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*Subp;
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a int;
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}
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func (p *S)
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test1() int
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{
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if p.a != p.a1 { panicln("SubpSub", p, p.a1) }
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return p.a
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}
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/******
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******
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******/
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func
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main()
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{
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var i I;
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var s *S;
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// allocate
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s = new(S);
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s.Subp = new(Subp);
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s.Sub.SubSubp = new(SubSubp);
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s.Subp.SubpSubp = new(SubpSubp);
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// explicit assignment
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s.a = 1;
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s.Sub.a = 2;
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s.Subp.a = 3;
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s.Sub.SubSub.a = 4;
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s.Sub.SubSubp.a = 5;
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s.Subp.SubpSub.a = 6;
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s.Subp.SubpSubp.a = 7;
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// embedded (unique) assignment
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s.a1 = 1;
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s.a2 = 2;
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s.a3 = 3;
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s.a4 = 4;
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s.a5 = 5;
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s.a6 = 6;
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s.a7 = 7;
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// unique calls with explicit &
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if s.test1() != 1 { panicln("t1", 1) }
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if (&s.Sub).test2() != 2 { panicln("t1", 2) }
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if s.Subp.test3() != 3 { panicln("t1", 3) }
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if (&s.Sub.SubSub).test4() != 4 { panicln("t1", 4) }
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if s.Sub.SubSubp.test5() != 5 { panicln("t1", 5) }
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if (&s.Subp.SubpSub).test6() != 6 { panicln("t1", 6) }
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if s.Subp.SubpSubp.test7() != 7 { panicln("t1", 7) }
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// automatic &
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if s.Sub.test2() != 2 { panicln("t2", 2) }
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if s.Sub.SubSub.test4() != 4 { panicln("t2", 4) }
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if s.Subp.SubpSub.test6() != 6 { panicln("t2", 6) }
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// embedded calls
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if s.test1() != s.a1 { panicln("t3", 1) }
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if s.test2() != s.a2 { panicln("t3", 2) }
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if s.test3() != s.a3 { panicln("t3", 3) }
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if s.test4() != s.a4 { panicln("t3", 4) }
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if s.test5() != s.a5 { panicln("t3", 5) }
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if s.test6() != s.a6 { panicln("t3", 6) }
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if s.test7() != s.a7 { panicln("t3", 7) }
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// run it thru an interface
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i = s;
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s = i.(*S);
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// same as t3
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if s.test1() != s.a1 { panicln("t4", 1) }
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if s.test2() != s.a2 { panicln("t4", 2) }
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if s.test3() != s.a3 { panicln("t4", 3) }
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if s.test4() != s.a4 { panicln("t4", 4) }
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if s.test5() != s.a5 { panicln("t4", 5) }
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if s.test6() != s.a6 { panicln("t4", 6) }
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if s.test7() != s.a7 { panicln("t4", 7) }
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// call interface
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if i.test1() != s.test1() { panicln("t5", 1) }
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if i.test2() != s.test2() { panicln("t5", 2) }
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if i.test3() != s.test3() { panicln("t5", 3) }
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if i.test4() != s.test4() { panicln("t5", 4) }
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if i.test5() != s.test5() { panicln("t5", 5) }
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if i.test6() != s.test6() { panicln("t5", 6) }
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if i.test7() != s.test7() { panicln("t5", 7) }
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}
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