| // Copyright 2021 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 godebug_test |
| |
| import ( |
| . "internal/godebug" |
| "testing" |
| ) |
| |
| func TestGet(t *testing.T) { |
| foo := New("foo") |
| tests := []struct { |
| godebug string |
| setting *Setting |
| want string |
| }{ |
| {"", New(""), ""}, |
| {"", foo, ""}, |
| {"foo=bar", foo, "bar"}, |
| {"foo=bar,after=x", foo, "bar"}, |
| {"before=x,foo=bar,after=x", foo, "bar"}, |
| {"before=x,foo=bar", foo, "bar"}, |
| {",,,foo=bar,,,", foo, "bar"}, |
| {"foodecoy=wrong,foo=bar", foo, "bar"}, |
| {"foo=", foo, ""}, |
| {"foo", foo, ""}, |
| {",foo", foo, ""}, |
| {"foo=bar,baz", New("loooooooong"), ""}, |
| } |
| for _, tt := range tests { |
| t.Setenv("GODEBUG", tt.godebug) |
| got := tt.setting.Value() |
| if got != tt.want { |
| t.Errorf("get(%q, %q) = %q; want %q", tt.godebug, tt.setting.Name(), got, tt.want) |
| } |
| } |
| } |