Add a unit test for the conversion

This commit is contained in:
Kai Storbeck 2016-04-18 20:55:22 +02:00
parent d98335cbf0
commit 53d0a7815b
2 changed files with 64 additions and 10 deletions

View File

@ -53,19 +53,23 @@ func getNetDevStats(ignore *regexp.Regexp) (map[string]map[string]string, error)
devStats := map[string]string{}
data := (*C.struct_if_data)(ifa.ifa_data)
devStats["receive_packets"] = strconv.FormatUint(uint64(data.ifi_ipackets), 10)
devStats["transmit_packets"] = strconv.FormatUint(uint64(data.ifi_opackets), 10)
devStats["receive_errs"] = strconv.FormatUint(uint64(data.ifi_ierrors), 10)
devStats["transmit_errs"] = strconv.FormatUint(uint64(data.ifi_oerrors), 10)
devStats["receive_bytes"] = strconv.FormatUint(uint64(data.ifi_ibytes), 10)
devStats["transmit_bytes"] = strconv.FormatUint(uint64(data.ifi_obytes), 10)
devStats["receive_multicast"] = strconv.FormatUint(uint64(data.ifi_imcasts), 10)
devStats["transmit_multicast"] = strconv.FormatUint(uint64(data.ifi_omcasts), 10)
devStats["receive_drop"] = strconv.FormatUint(uint64(data.ifi_iqdrops), 10)
devStats["transmit_drop"] = strconv.FormatUint(uint64(data.ifi_oqdrops), 10)
devStats["receive_packets"] = convertFreeBSDCPUTime(uint64(data.ifi_ipackets))
devStats["transmit_packets"] = convertFreeBSDCPUTime(uint64(data.ifi_opackets))
devStats["receive_errs"] = convertFreeBSDCPUTime(uint64(data.ifi_ierrors))
devStats["transmit_errs"] = convertFreeBSDCPUTime(uint64(data.ifi_oerrors))
devStats["receive_bytes"] = convertFreeBSDCPUTime(uint64(data.ifi_ibytes))
devStats["transmit_bytes"] = convertFreeBSDCPUTime(uint64(data.ifi_obytes))
devStats["receive_multicast"] = convertFreeBSDCPUTime(uint64(data.ifi_imcasts))
devStats["transmit_multicast"] = convertFreeBSDCPUTime(uint64(data.ifi_omcasts))
devStats["receive_drop"] = convertFreeBSDCPUTime(uint64(data.ifi_iqdrops))
devStats["transmit_drop"] = convertFreeBSDCPUTime(uint64(data.ifi_oqdrops))
netDev[dev] = devStats
}
}
return netDev, nil
}
func convertFreeBSDCPUTime(counter uint64) string {
return strconv.FormatUint(counter, 10)
}

View File

@ -0,0 +1,50 @@
// Copyright 2016 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 collector
import "testing"
type uintToStringTest struct {
in uint64
out string
}
var uinttostringtests = []uintToStringTest{
// Copied base10 values from strconv's tests:
{0, "0"},
{1, "1"},
{12345678, "12345678"},
{1<<31 - 1, "2147483647"},
{1 << 31, "2147483648"},
{1<<31 + 1, "2147483649"},
{1<<32 - 1, "4294967295"},
{1 << 32, "4294967296"},
{1<<32 + 1, "4294967297"},
{1 << 50, "1125899906842624"},
{1<<63 - 1, "9223372036854775807"},
// Some values that convert correctly on amd64, but not on i386.
{0x1bf0c640a, "7500227594"},
{0xbee5df75, "3202735989"},
}
func TestUintToString(t *testing.T) {
for _, test := range uinttostringtests {
is := convertFreeBSDCPUTime(test.in)
if is != test.out {
t.Errorf("convertFreeBSDCPUTime(%v) = %v want %v",
test.in, is, test.out)
}
}
}