1// run
2
3// Copyright 2010 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 compound types made of complex numbers.
8
9package main
10
11var a [12]complex128
12var s []complex128
13var c chan complex128
14var f struct {
15	c complex128
16}
17var m map[complex128]complex128
18
19func main() {
20	// array of complex128
21	for i := 0; i < len(a); i++ {
22		a[i] = complex(float64(i), float64(-i))
23	}
24	if a[5] != 5-5i {
25		panic(a[5])
26	}
27
28	// slice of complex128
29	s = make([]complex128, len(a))
30	for i := 0; i < len(s); i++ {
31		s[i] = a[i]
32	}
33	if s[5] != 5-5i {
34		panic(s[5])
35	}
36
37	// chan
38	c = make(chan complex128)
39	go chantest(c)
40	vc := <-c
41	if vc != 5-5i {
42		panic(vc)
43	}
44
45	// pointer of complex128
46	v := a[5]
47	pv := &v
48	if *pv != 5-5i {
49		panic(*pv)
50	}
51
52	// field of complex128
53	f.c = a[5]
54	if f.c != 5-5i {
55		panic(f.c)
56	}
57
58	// map of complex128
59	m = make(map[complex128]complex128)
60	for i := 0; i < len(s); i++ {
61		m[-a[i]] = a[i]
62	}
63	if m[5i-5] != 5-5i {
64		panic(m[5i-5])
65	}
66	vm := m[complex(-5, 5)]
67	if vm != 5-5i {
68		panic(vm)
69	}
70}
71
72func chantest(c chan complex128) { c <- a[5] }
73