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      1 // run
      2 
      3 // Copyright 2009 The Go Authors. All rights reserved.
      4 // Use of this source code is governed by a BSD-style
      5 // license that can be found in the LICENSE file.
      6 
      7 // Test methods on slices.
      8 
      9 package main
     10 
     11 type T []int
     12 
     13 func (t T) Len() int { return len(t) }
     14 
     15 type I interface {
     16 	Len() int
     17 }
     18 
     19 func main() {
     20 	var t T = T{0, 1, 2, 3, 4}
     21 	var i I
     22 	i = t
     23 	if i.Len() != 5 {
     24 		println("i.Len", i.Len())
     25 		panic("fail")
     26 	}
     27 	if T.Len(t) != 5 {
     28 		println("T.Len", T.Len(t))
     29 		panic("fail")
     30 	}
     31 	if (*T).Len(&t) != 5 {
     32 		println("(*T).Len", (*T).Len(&t))
     33 		panic("fail")
     34 	}
     35 }
     36