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Add basic support for stripping out HISTTIMEFORMAT prefixes

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This commit is contained in:
David Dworken
2022-06-12 21:28:19 -07:00
parent 3f32891469
commit e8f001c78b
4 changed files with 119 additions and 1 deletions
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33
client/lib/lib_test.go
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@ -190,3 +190,36 @@ func TestParseCrossPlatformInt(t *testing.T) {
t.Fatalf("failed to parse cross platform int %d", res)
}
}
func TestMaybeSkipBashHistTimePrefix(t *testing.T) {
defer shared.BackupAndRestoreEnv("HISTTIMEFORMAT")()
testcases := []struct {
env, cmdLine, expected string
}{
{"%F %T ", "2019-07-12 13:02:31 sudo apt update", "sudo apt update"},
{"%F %T ", "2019-07-12 13:02:31 ls a b", "ls a b"},
{"%F %T ", "2019-07-12 13:02:31 ls a ", "ls a "},
{"%F %T ", "2019-07-12 13:02:31 ls a", "ls a"},
{"%F %T ", "2019-07-12 13:02:31 ls", "ls"},
{"%F %T ", "2019-07-12 13:02:31 ls -Slah", "ls -Slah"},
{"%F ", "2019-07-12 ls -Slah", "ls -Slah"},
{"%F ", "2019-07-12 ls -Slah", "ls -Slah"},
{"", "ls -Slah", "ls -Slah"},
{"[%F %T] ", "[2019-07-12 13:02:31] sudo apt update", "sudo apt update"},
{"[%F a %T] ", "[2019-07-12 a 13:02:31] sudo apt update", "sudo apt update"},
{"aaa ", "aaa sudo apt update", "sudo apt update"},
{"%c ", "Sun Aug 19 02:56:02 2012 sudo apt update", "sudo apt update"},
{"%c ", "Sun Aug 19 02:56:02 2012 ls", "ls"},
{"[%c] ", "[Sun Aug 19 02:56:02 2012] ls", "ls"},
{"[%c %t] ", "[Sun Aug 19 02:56:02 2012 aaaa] ls", "ls"},
{"[%c %t] ", "[Sun Aug 19 02:56:02 2012 aaaa] ls -Slah", "ls -Slah"},
}
for _, tc := range testcases {
os.Setenv("HISTTIMEFORMAT", tc.env)
if stripped := maybeSkipBashHistTimePrefix(tc.cmdLine); stripped != tc.expected {
t.Fatalf("skipping the time prefix returned %#v (expected=%#v for %#v)", stripped, tc.expected, tc.cmdLine)
}
}
}