143 lines
5.5 KiB
Python
143 lines
5.5 KiB
Python
import tempfile
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import shutil
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import pytest
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from freezer import local
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from freezer import tar
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from freezer import utils
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import commons
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import os
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@pytest.mark.incremental
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class TestLocalStorage(object):
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BACKUP_DIR_PREFIX = "freezer_test_backup_dir"
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FILES_DIR_PREFIX = "freezer_test_files_dir"
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HELLO = "Hello World!\n"
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temp = True
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def create_content(self, files_dir, file_name="file_1", text=HELLO):
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f = open(files_dir + "/" + file_name, 'w')
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f.write(text)
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f.close()
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def create_dirs(self, tmpdir):
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tmpdir = tmpdir.strpath
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if self.temp:
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backup_dir = tempfile.mkdtemp(
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dir=tmpdir, prefix=self.BACKUP_DIR_PREFIX)
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files_dir = tempfile.mkdtemp(
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dir=tmpdir, prefix=self.FILES_DIR_PREFIX)
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else:
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backup_dir = tmpdir + self.BACKUP_DIR_PREFIX
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files_dir = tmpdir + self.FILES_DIR_PREFIX
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utils.create_dir(backup_dir)
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utils.create_dir(files_dir)
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self.create_content(files_dir)
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return backup_dir, files_dir
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def remove_dirs(self, work_dir, files_dir, backup_dir):
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if self.temp:
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shutil.rmtree(work_dir)
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shutil.rmtree(files_dir)
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shutil.rmtree(backup_dir, ignore_errors=True)
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def remove_storage(self, backup_dir):
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shutil.rmtree(backup_dir)
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def test(self, tmpdir):
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backup_dir, files_dir = self.create_dirs(tmpdir)
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storage = local.LocalStorage(backup_dir)
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builder = tar.TarCommandBuilder(commons.tar_path(), ".", "gzip")
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storage.backup(files_dir, "file_backup", builder)
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storage.get_backups()
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def test_is_ready(self, tmpdir):
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backup_dir, files_dir = self.create_dirs(tmpdir)
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storage = local.LocalStorage(backup_dir)
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assert storage.is_ready()
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def test_prepare(self, tmpdir):
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backup_dir, files_dir = self.create_dirs(tmpdir)
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storage = local.LocalStorage(backup_dir)
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assert storage.is_ready()
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self.remove_storage(backup_dir)
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assert not storage.is_ready()
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storage.prepare()
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assert storage.is_ready()
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def test_get_backups(self, tmpdir):
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backup_dir, files_dir = self.create_dirs(tmpdir)
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storage = local.LocalStorage(backup_dir)
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builder = tar.TarCommandBuilder(commons.tar_path(), ".", "gzip")
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os.chdir(files_dir)
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storage.backup(files_dir, "file_backup", builder)
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backups = storage.get_backups()
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assert len(backups) == 1
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def test_incremental_backup(self, tmpdir):
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backup_dir, files_dir = self.create_dirs(tmpdir)
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storage = local.LocalStorage(backup_dir)
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builder = tar.TarCommandBuilder(commons.tar_path(), ".", "gzip")
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os.chdir(files_dir)
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storage.backup(files_dir, "file_backup", builder)
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backups = storage.get_backups()
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assert len(backups) == 1
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backup = backups[0]
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self.create_content(files_dir, "file_2", "foo\n")
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storage.backup(files_dir, "file_backup", builder, backup)
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def test_incremental_restore(self, tmpdir):
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backup_dir, files_dir = self.create_dirs(tmpdir)
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storage = local.LocalStorage(backup_dir)
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builder = tar.TarCommandBuilder(commons.tar_path(), ".", "gzip")
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os.chdir(files_dir)
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storage.backup(files_dir, "file_backup", builder)
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backups = storage.get_backups()
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assert len(backups) == 1
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backup = backups[0]
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self.create_content(files_dir, "file_2", "foo\n")
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storage.backup(files_dir, "file_backup", builder, backup)
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for path in os.listdir(files_dir):
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os.remove(files_dir + "/" + path)
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assert not os.listdir(files_dir)
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utils.create_dir(files_dir)
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backup = storage.get_backups()[0]
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builder = tar.TarCommandRestoreBuilder(commons.tar_path(), files_dir,
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"gzip")
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storage.restore(backup.latest_update, files_dir, builder)
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files = os.listdir(files_dir)
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assert len(files) == 2
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with open(files_dir + "/file_1", "r") as file_1:
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assert self.HELLO == file_1.read()
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with open(files_dir + "/file_2", "r") as file_2:
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assert "foo\n" == file_2.read()
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def test_backup_file(self, tmpdir):
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backup_dir, files_dir = self.create_dirs(tmpdir)
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storage = local.LocalStorage(backup_dir)
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builder = tar.TarCommandBuilder(commons.tar_path(), "file_1", "gzip")
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os.chdir(files_dir)
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storage.backup(files_dir + "/file_1", "file_backup", builder)
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for path in os.listdir(files_dir):
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os.remove(files_dir + "/" + path)
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assert not os.listdir(files_dir)
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utils.create_dir(files_dir)
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backup = storage.get_backups()[0]
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builder = tar.TarCommandRestoreBuilder(commons.tar_path(), files_dir,
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"gzip")
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storage.restore(backup, files_dir, builder)
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files = os.listdir(files_dir)
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assert len(files) == 1
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def test_remove_backup(self, tmpdir):
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backup_dir, files_dir = self.create_dirs(tmpdir)
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storage = local.LocalStorage(backup_dir)
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builder = tar.TarCommandBuilder(commons.tar_path(), ".", "gzip")
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os.chdir(files_dir)
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storage.backup(files_dir, "file_backup", builder)
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backups = storage.get_backups()
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assert len(backups) == 1
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storage.remove_backup(backups[0])
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backups = storage.get_backups()
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assert len(backups) == 0
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