func (s *ManifestDeployerSuite) TestUpgradePreserveUserFiles(c *gc.C) {
originalCharmContent := ft.Entries{
ft.File{"charm-file", "to-be-removed", 0644},
ft.Dir{"charm-dir", 0755},
}
s.deployCharm(c, 1, originalCharmContent...)
// Add user files we expect to keep to the target dir.
preserveUserContent := ft.Entries{
ft.File{"user-file", "to-be-preserved", 0644},
ft.Dir{"user-dir", 0755},
ft.File{"user-dir/user-file", "also-preserved", 0644},
}.Create(c, s.targetPath)
// Add some user files we expect to be removed.
removeUserContent := ft.Entries{
ft.File{"charm-dir/user-file", "whoops-removed", 0755},
}.Create(c, s.targetPath)
// Add some user files we expect to be replaced.
ft.Entries{
ft.File{"replace-file", "original", 0644},
ft.Dir{"replace-dir", 0755},
ft.Symlink{"replace-symlink", "replace-file"},
}.Create(c, s.targetPath)
// Deploy an upgrade; all new content overwrites the old...
s.deployCharm(c, 2,
ft.File{"replace-file", "updated", 0644},
ft.Dir{"replace-dir", 0755},
ft.Symlink{"replace-symlink", "replace-dir"},
)
// ...and other files are preserved or removed according to
// source and location.
preserveUserContent.Check(c, s.targetPath)
removeUserContent.AsRemoveds().Check(c, s.targetPath)
originalCharmContent.AsRemoveds().Check(c, s.targetPath)
}
