func (s *imageSuite) TestInstallCloudConfigNoConfig(c *C) {
targetDir := c.MkDir()
emptyGadgetDir := c.MkDir()
dirs.SetRootDir(targetDir)
err := image.InstallCloudConfig(emptyGadgetDir)
c.Assert(err, IsNil)
c.Check(osutil.FileExists(filepath.Join(targetDir, "etc/cloud/cloud-init.disabled")), Equals, true)
}
func (s *imageSuite) TestInstallCloudConfigWithCloudConfig(c *C) {
canary := []byte("ni! ni! ni!")
targetDir := c.MkDir()
gadgetDir := c.MkDir()
err := ioutil.WriteFile(filepath.Join(gadgetDir, "cloud.conf"), canary, 0644)
c.Assert(err, IsNil)
dirs.SetRootDir(targetDir)
err = image.InstallCloudConfig(gadgetDir)
c.Assert(err, IsNil)
content, err := ioutil.ReadFile(filepath.Join(targetDir, "etc/cloud/cloud.cfg"))
c.Assert(err, IsNil)
c.Check(content, DeepEquals, canary)
}
