func (s *supportedSeriesSuite) TestUpdateSeriesVersions(c *gc.C) {
d := c.MkDir()
filename := filepath.Join(d, "ubuntu.csv")
err := ioutil.WriteFile(filename, []byte(distInfoData), 0644)
c.Assert(err, jc.ErrorIsNil)
s.PatchValue(series.DistroInfo, filename)
expectedSeries := []string{"precise", "quantal", "raring", "saucy"}
checkSeries := func() {
series := series.SupportedSeries()
sort.Strings(series)
c.Assert(series, gc.DeepEquals, expectedSeries)
}
checkSeries()
// Updating the file does not normally trigger an update;
// we only refresh automatically one time. After that, we
// must explicitly refresh.
err = ioutil.WriteFile(filename, []byte(distInfoData2), 0644)
c.Assert(err, jc.ErrorIsNil)
checkSeries()
expectedSeries = append(expectedSeries, "trusty")
series.UpdateSeriesVersions()
checkSeries()
}
func updateDistroInfo() error {
pm := manager.NewAptPackageManager()
if err := pm.Update(); err != nil {
return errors.Annotate(err, "updating package list")
}
if err := pm.Install("distro-info"); err != nil {
return errors.Annotate(err, "updating distro-info package")
}
return series.UpdateSeriesVersions()
}
