Adding upstream version 1.20.14.upstream/1.20.14upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 105 insertions, 0 deletions

diff --git a/test/initialize.go b/test/initialize.go
new file mode 100644
index 0000000..bbf73d9
--- /dev/null
+++ b/test/initialize.go
@@ -0,0 +1,105 @@
+// run
+
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test initialization of package-level variables.
+
+package main
+
+import (
+	"fmt"
+	"reflect"
+)
+
+type S struct {
+	A, B, C, X, Y, Z int
+}
+
+type T struct {
+	S
+}
+
+var a1 = S{0, 0, 0, 1, 2, 3}
+var b1 = S{X: 1, Z: 3, Y: 2}
+
+var a2 = S{0, 0, 0, 0, 0, 0}
+var b2 = S{}
+
+var a3 = T{S{1, 2, 3, 0, 0, 0}}
+var b3 = T{S: S{A: 1, B: 2, C: 3}}
+
+var a4 = &[16]byte{0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 0, 0}
+var b4 = &[16]byte{4: 1, 1, 1, 1, 12: 1, 1}
+
+var a5 = &[16]byte{1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 0, 0}
+var b5 = &[16]byte{1, 4: 1, 1, 1, 1, 12: 1, 1}
+
+var a6 = &[16]byte{1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 0, 0}
+var b6 = &[...]byte{1, 4: 1, 1, 1, 1, 12: 1, 1, 0, 0}
+
+func f7(ch chan int) [2]chan int { return [2]chan int{ch, ch} }
+
+var a7 = f7(make(chan int))
+
+func f8(m map[string]string) [2]map[string]string { return [2]map[string]string{m, m} }
+func m8(m [2]map[string]string) string {
+	m[0]["def"] = "ghi"
+	return m[1]["def"]
+}
+
+var a8 = f8(make(map[string]string))
+var a9 = f8(map[string]string{"abc": "def"})
+
+func f10(s *S) [2]*S { return [2]*S{s, s} }
+
+var a10 = f10(new(S))
+var a11 = f10(&S{X: 1})
+
+func f12(b []byte) [2][]byte { return [2][]byte{b, b} }
+
+var a12 = f12([]byte("hello"))
+var a13 = f12([]byte{1, 2, 3})
+var a14 = f12(make([]byte, 1))
+
+func f15(b []rune) [2][]rune { return [2][]rune{b, b} }
+
+var a15 = f15([]rune("hello"))
+var a16 = f15([]rune{1, 2, 3})
+
+type Same struct {
+	a, b interface{}
+}
+
+var same = []Same{
+	{a1, b1},
+	{a2, b2},
+	{a3, b3},
+	{a4, b4},
+	{a5, b5},
+	{a6, b6},
+	{a7[0] == a7[1], true},
+	{m8(a8) == "ghi", true},
+	{m8(a9) == "ghi", true},
+	{a10[0] == a10[1], true},
+	{a11[0] == a11[1], true},
+	{&a12[0][0] == &a12[1][0], true},
+	{&a13[0][0] == &a13[1][0], true},
+	{&a14[0][0] == &a14[1][0], true},
+	{&a15[0][0] == &a15[1][0], true},
+	{&a16[0][0] == &a16[1][0], true},
+}
+
+func main() {
+	ok := true
+	for i, s := range same {
+		if !reflect.DeepEqual(s.a, s.b) {
+			ok = false
+			fmt.Printf("#%d not same: %v and %v\n", i+1, s.a, s.b)
+		}
+	}
+	if !ok {
+		fmt.Println("BUG: test/initialize")
+	}
+}