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// 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.
//go:build unix
package os_test
import (
"fmt"
. "os"
"testing"
)
var setenvEinvalTests = []struct {
k, v string
}{
{"", ""}, // empty key
{"k=v", ""}, // '=' in key
{"\x00", ""}, // '\x00' in key
{"k", "\x00"}, // '\x00' in value
}
func TestSetenvUnixEinval(t *testing.T) {
for _, tt := range setenvEinvalTests {
err := Setenv(tt.k, tt.v)
if err == nil {
t.Errorf(`Setenv(%q, %q) == nil, want error`, tt.k, tt.v)
}
}
}
var shellSpecialVarTests = []struct {
k, v string
}{
{"*", "asterisk"},
{"#", "pound"},
{"$", "dollar"},
{"@", "at"},
{"!", "exclamation mark"},
{"?", "question mark"},
{"-", "dash"},
}
func TestExpandEnvShellSpecialVar(t *testing.T) {
for _, tt := range shellSpecialVarTests {
Setenv(tt.k, tt.v)
defer Unsetenv(tt.k)
argRaw := fmt.Sprintf("$%s", tt.k)
argWithBrace := fmt.Sprintf("${%s}", tt.k)
if gotRaw, gotBrace := ExpandEnv(argRaw), ExpandEnv(argWithBrace); gotRaw != gotBrace {
t.Errorf("ExpandEnv(%q) = %q, ExpandEnv(%q) = %q; expect them to be equal", argRaw, gotRaw, argWithBrace, gotBrace)
}
}
}
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