moby/daemon/top_unix_test.go
Akihiro Suda 1a45978a2d Validate arguments for ps in docker top
Fix #24357

Signed-off-by: Akihiro Suda <suda.akihiro@lab.ntt.co.jp>
(cherry picked from commit 2539332209)
Signed-off-by: Tibor Vass <tibor@docker.com>
2016-07-08 15:33:30 -07:00

76 lines
1.9 KiB
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//+build !windows
package daemon
import (
"testing"
)
func TestContainerTopValidatePSArgs(t *testing.T) {
tests := map[string]bool{
"ae -o uid=PID": true,
"ae -o \"uid= PID\"": true, // ascii space (0x20)
"ae -o \"uid=PID\"": false, // unicode space (U+2003, 0xe2 0x80 0x83)
"ae o uid=PID": true,
"aeo uid=PID": true,
"ae -O uid=PID": true,
"ae -o pid=PID2 -o uid=PID": true,
"ae -o pid=PID": false,
"ae -o pid=PID -o uid=PIDX": true, // FIXME: we do not need to prohibit this
"aeo pid=PID": false,
"ae": false,
"": false,
}
for psArgs, errExpected := range tests {
err := validatePSArgs(psArgs)
t.Logf("tested %q, got err=%v", psArgs, err)
if errExpected && err == nil {
t.Fatalf("expected error, got %v (%q)", err, psArgs)
}
if !errExpected && err != nil {
t.Fatalf("expected nil, got %v (%q)", err, psArgs)
}
}
}
func TestContainerTopParsePSOutput(t *testing.T) {
tests := []struct {
output []byte
pids []int
errExpected bool
}{
{[]byte(` PID COMMAND
42 foo
43 bar
100 baz
`), []int{42, 43}, false},
{[]byte(` UID COMMAND
42 foo
43 bar
100 baz
`), []int{42, 43}, true},
// unicode space (U+2003, 0xe2 0x80 0x83)
{[]byte(`PIDCOMMAND
42 foo
43 bar
100 baz
`), []int{42, 43}, true},
// the first space is U+2003, the second one is ascii.
{[]byte(`PID COMMAND
42 foo
43 bar
100 baz
`), []int{42, 43}, true},
}
for _, f := range tests {
_, err := parsePSOutput(f.output, f.pids)
t.Logf("tested %q, got err=%v", string(f.output), err)
if f.errExpected && err == nil {
t.Fatalf("expected error, got %v (%q)", err, string(f.output))
}
if !f.errExpected && err != nil {
t.Fatalf("expected nil, got %v (%q)", err, string(f.output))
}
}
}