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// Copyright 2020 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package procfs
import (
"strings"
"testing"
)
func TestParseCapabilities(t *testing.T) {
rawStr := "y y y y y y y y y y y y y n y y y y y\n"
have := NetProtocolCapabilities{}
err := have.parseCapabilities(strings.Fields(rawStr))
if err != nil {
t.Fatal(err)
}
want := NetProtocolCapabilities{true, true, true, true, true, true, true, true, true, true, true, true, true, false, true, true, true, true, true}
if want != have {
t.Errorf("want %+v\nhave %+v\n", want, have)
}
}
func TestProtocolsParseLine(t *testing.T) {
rawStr := "TCP 1984 93064 1225378 no 320 yes kernel y y y y y y y y y y y y y n y y y y y\n"
protocols := NetProtocolStats{}
have, err := protocols.parseLine(rawStr)
if err != nil {
t.Fatal(err)
}
want := NetProtocolStatLine{"TCP", 1984, 93064, 1225378, 0, 320, true, "kernel", NetProtocolCapabilities{true, true, true, true, true, true, true, true, true, true, true, true, true, false, true, true, true, true, true}}
if want != *have {
t.Errorf("want %+v\nhave %+v\n", want, have)
}
}
func TestProtocolsParseProtocols(t *testing.T) {
fs, err := NewFS(procTestFixtures)
if err != nil {
t.Fatal(err)
}
protocolStats, err := fs.NetProtocols()
if err != nil {
t.Fatal(err)
}
lines := map[string]NetProtocolStatLine{
"PACKET": {"PACKET", 1344, 2, -1, -1, 0, false, "kernel", NetProtocolCapabilities{false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false}},
"PINGv6": {"PINGv6", 1112, 0, -1, -1, 0, true, "kernel", NetProtocolCapabilities{true, true, true, false, false, true, false, false, true, true, true, true, false, true, true, true, true, true, false}},
"RAWv6": {"RAWv6", 1112, 1, -1, -1, 0, true, "kernel", NetProtocolCapabilities{true, true, true, false, true, true, true, false, true, true, true, true, false, true, true, true, true, false, false}},
"UDPLITEv6": {"UDPLITEv6", 1216, 0, 57, -1, 0, true, "kernel", NetProtocolCapabilities{true, true, true, false, true, true, true, false, true, true, true, true, false, false, false, true, true, true, false}},
"UDPv6": {"UDPv6", 1216, 10, 57, -1, 0, true, "kernel", NetProtocolCapabilities{true, true, true, false, true, true, true, false, true, true, true, true, false, false, false, true, true, true, false}},
"TCPv6": {"TCPv6", 2144, 1937, 1225378, 0, 320, true, "kernel", NetProtocolCapabilities{true, true, true, true, true, true, true, true, true, true, true, true, true, false, true, true, true, true, true}},
"UNIX": {"UNIX", 1024, 120, -1, -1, 0, true, "kernel", NetProtocolCapabilities{false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false}},
"UDP-Lite": {"UDP-Lite", 1024, 0, 57, -1, 0, true, "kernel", NetProtocolCapabilities{true, true, true, false, true, true, true, false, true, true, true, true, true, false, false, true, true, true, false}},
"PING": {"PING", 904, 0, -1, -1, 0, true, "kernel", NetProtocolCapabilities{true, true, true, false, false, true, false, false, true, true, true, true, false, true, true, true, true, true, false}},
"RAW": {"RAW", 912, 0, -1, -1, 0, true, "kernel", NetProtocolCapabilities{true, true, true, false, true, true, true, false, true, true, true, true, false, true, true, true, true, false, false}},
"UDP": {"UDP", 1024, 73, 57, -1, 0, true, "kernel", NetProtocolCapabilities{true, true, true, false, true, true, true, false, true, true, true, true, true, false, false, true, true, true, false}},
"TCP": {"TCP", 1984, 93064, 1225378, 1, 320, true, "kernel", NetProtocolCapabilities{true, true, true, true, true, true, true, true, true, true, true, true, true, false, true, true, true, true, true}},
"NETLINK": {"NETLINK", 1040, 16, -1, -1, 0, false, "kernel", NetProtocolCapabilities{false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false}},
}
if want, have := len(lines), len(protocolStats); want != have {
t.Errorf("want %d parsed net/protocols lines, have %d", want, have)
}
for _, line := range protocolStats {
if want, have := lines[line.Name], line; want != have {
t.Errorf("%s: want %v, have %v", line.Name, want, have)
}
}
}