spdf/elektron
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Renaming variable in test.

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This commit is contained in:
Renan DelValle 2020-01-17 09:43:34 -08:00
parent 74b488750d
commit bcd25c805a
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GPG key ID: 3895800E03F17676
2 changed files with 9 additions and 11 deletions
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3
rapl-daemon/util.go
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@ -61,8 +61,7 @@ func capNode(base string, percentage int) error {
return nil
}
// maxPower returns the value in float of the maximum watts a power zone
// can use.
// maxPower returns the value in float of the maximum watts a power zone can use.
func maxPower(maxFile string) (uint64, error) {
maxPower, err := ioutil.ReadFile(maxFile)
if err != nil {

17
rapl-daemon/util_test.go
View file

@ -35,12 +35,12 @@ func TestMain(m *testing.M) {
initialWatts := strconv.FormatUint(maxWattage, 10)
err = ioutil.WriteFile(filepath.Join(zonePath, maxPowerFileShortWindow), []byte(initialWatts), 0444)
err = ioutil.WriteFile(filepath.Join(zonePath, maxPowerFileLongWindow), []byte(initialWatts), 0444)
if err != nil {
log.Fatal(err)
}
err = ioutil.WriteFile(filepath.Join(zonePath, powerLimitFileShortWindow), []byte(initialWatts), 0644)
err = ioutil.WriteFile(filepath.Join(zonePath, powerLimitFileLongWindow), []byte(initialWatts), 0644)
if err != nil {
log.Fatal(err)
}
@ -48,30 +48,29 @@ func TestMain(m *testing.M) {
os.Exit(m.Run())
}
// TODO(rdelvalle): Create filesystem only once and allow tests to use it
func TestCapNode(t *testing.T) {
err := capNode(raplDir, 95)
assert.NoError(t, err)
t.Run("badPercentage", func(t *testing.T) {
t.Run("bad-percentage", func(t *testing.T) {
err := capNode(raplDir, 1000)
assert.Error(t, err)
})
t.Run("zeroPercent", func(t *testing.T) {
t.Run("zero-percent", func(t *testing.T) {
err := capNode(raplDir, 0)
assert.Error(t, err)
})
}
func TestMaxPower(t *testing.T) {
maxFile := filepath.Join(raplDir, raplPrefixCPU+":0", maxPowerFileShortWindow)
maxFile := filepath.Join(raplDir, raplPrefixCPU+":0", maxPowerFileLongWindow)
maxWatts, err := maxPower(maxFile)
assert.NoError(t, err)
assert.Equal(t, maxWattage, maxWatts)
t.Run("nameDoesNotExist", func(t *testing.T) {
t.Run("name-does-not-exist", func(t *testing.T) {
_, err := maxPower("madeupname")
assert.Error(t, err)
})
@ -81,7 +80,7 @@ func TestCapZone(t *testing.T) {
const percentage float64 = .50
powercap := uint64(math.Ceil(float64(maxWattage) * percentage))
limitFile := filepath.Join(raplDir, raplPrefixCPU+":0", powerLimitFileShortWindow)
limitFile := filepath.Join(raplDir, raplPrefixCPU+":0", powerLimitFileLongWindow)
err := capZone(limitFile, powercap)
assert.NoError(t, err)
@ -92,7 +91,7 @@ func TestCapZone(t *testing.T) {
assert.NoError(t, err)
assert.Equal(t, powercap, newCap)
t.Run("nameDoesNotExist", func(t *testing.T) {
t.Run("name-does-not-exist", func(t *testing.T) {
err := capZone("madeupname", powercap)
assert.Error(t, err)
})