/usr/share/gocode/src/golang.org/x/text/unicode/cldr/slice_test.go is in golang-golang-x-text-dev 0.0~git20170627.0.6353ef0-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 | // Copyright 2013 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.
package cldr
import (
"reflect"
"testing"
)
type testSlice []*Common
func mkElem(alt, typ, ref string) *Common {
return &Common{
Type: typ,
Reference: ref,
Alt: alt,
}
}
var (
testSlice1 = testSlice{
mkElem("1", "a", "i.a"),
mkElem("1", "b", "i.b"),
mkElem("1", "c", "i.c"),
mkElem("2", "b", "ii"),
mkElem("3", "c", "iii"),
mkElem("4", "a", "iv.a"),
mkElem("4", "d", "iv.d"),
}
testSliceE = testSlice{}
)
func panics(f func()) (panics bool) {
defer func() {
if err := recover(); err != nil {
panics = true
}
}()
f()
return panics
}
func TestMakeSlice(t *testing.T) {
foo := 1
bar := []int{}
tests := []struct {
i interface{}
panics bool
err string
}{
{&foo, true, "should panic when passed a pointer to the wrong type"},
{&bar, true, "should panic when slice element of the wrong type"},
{testSlice1, true, "should panic when passed a slice"},
{&testSlice1, false, "should not panic"},
}
for i, tt := range tests {
if panics(func() { MakeSlice(tt.i) }) != tt.panics {
t.Errorf("%d: %s", i, tt.err)
}
}
}
var anyOfTests = []struct {
sl testSlice
values []string
n int
}{
{testSliceE, []string{}, 0},
{testSliceE, []string{"1", "2", "3"}, 0},
{testSlice1, []string{}, 0},
{testSlice1, []string{"1"}, 3},
{testSlice1, []string{"2"}, 1},
{testSlice1, []string{"5"}, 0},
{testSlice1, []string{"1", "2", "3"}, 5},
}
func TestSelectAnyOf(t *testing.T) {
for i, tt := range anyOfTests {
sl := tt.sl
s := MakeSlice(&sl)
s.SelectAnyOf("alt", tt.values...)
if len(sl) != tt.n {
t.Errorf("%d: found len == %d; want %d", i, len(sl), tt.n)
}
}
sl := testSlice1
s := MakeSlice(&sl)
if !panics(func() { s.SelectAnyOf("foo") }) {
t.Errorf("should panic on non-existing attribute")
}
}
func TestFilter(t *testing.T) {
for i, tt := range anyOfTests {
sl := tt.sl
s := MakeSlice(&sl)
s.Filter(func(e Elem) bool {
v, _ := findField(reflect.ValueOf(e), "alt")
return in(tt.values, v.String())
})
if len(sl) != tt.n {
t.Errorf("%d: found len == %d; want %d", i, len(sl), tt.n)
}
}
}
func TestGroup(t *testing.T) {
f := func(excl ...string) func(Elem) string {
return func(e Elem) string {
return Key(e, excl...)
}
}
tests := []struct {
sl testSlice
f func(Elem) string
lens []int
}{
{testSliceE, f(), []int{}},
{testSlice1, f(), []int{1, 1, 1, 1, 1, 1, 1}},
{testSlice1, f("type"), []int{3, 1, 1, 2}},
{testSlice1, f("alt"), []int{2, 2, 2, 1}},
{testSlice1, f("alt", "type"), []int{7}},
{testSlice1, f("alt", "type"), []int{7}},
}
for i, tt := range tests {
sl := tt.sl
s := MakeSlice(&sl)
g := s.Group(tt.f)
if len(tt.lens) != len(g) {
t.Errorf("%d: found %d; want %d", i, len(g), len(tt.lens))
continue
}
for j, v := range tt.lens {
if n := g[j].Value().Len(); n != v {
t.Errorf("%d: found %d for length of group %d; want %d", i, n, j, v)
}
}
}
}
func TestSelectOnePerGroup(t *testing.T) {
tests := []struct {
sl testSlice
attr string
values []string
refs []string
}{
{testSliceE, "alt", []string{"1"}, []string{}},
{testSliceE, "type", []string{"a"}, []string{}},
{testSlice1, "alt", []string{"2", "3", "1"}, []string{"i.a", "ii", "iii"}},
{testSlice1, "alt", []string{"1", "4"}, []string{"i.a", "i.b", "i.c", "iv.d"}},
{testSlice1, "type", []string{"c", "d"}, []string{"i.c", "iii", "iv.d"}},
}
for i, tt := range tests {
sl := tt.sl
s := MakeSlice(&sl)
s.SelectOnePerGroup(tt.attr, tt.values)
if len(sl) != len(tt.refs) {
t.Errorf("%d: found result lenght %d; want %d", i, len(sl), len(tt.refs))
continue
}
for j, e := range sl {
if tt.refs[j] != e.Reference {
t.Errorf("%d:%d found %s; want %s", i, j, e.Reference, tt.refs[i])
}
}
}
sl := testSlice1
s := MakeSlice(&sl)
if !panics(func() { s.SelectOnePerGroup("foo", nil) }) {
t.Errorf("should panic on non-existing attribute")
}
}
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