Пример #1
0
func (s *SnapSuite) TestSnapRunHookUnsetRevisionIntegration(c *check.C) {
	// mock installed snap
	dirs.SetRootDir(c.MkDir())
	defer func() { dirs.SetRootDir("/") }()

	si := snaptest.MockSnap(c, string(mockYaml), &snap.SideInfo{
		Revision: snap.R(42),
	})
	err := os.Symlink(si.MountDir(), filepath.Join(si.MountDir(), "../current"))
	c.Assert(err, check.IsNil)

	// redirect exec
	execArg0 := ""
	execArgs := []string{}
	execEnv := []string{}
	restorer := snaprun.MockSyscallExec(func(arg0 string, args []string, envv []string) error {
		execArg0 = arg0
		execArgs = args
		execEnv = envv
		return nil
	})
	defer restorer()

	// Specifically pass "unset" which would use the active version.
	_, err = snaprun.Parser().ParseArgs([]string{"run", "--hook=configure", "-r=unset", "snapname"})
	c.Assert(err, check.IsNil)
	c.Check(execArg0, check.Equals, filepath.Join(dirs.LibExecDir, "snap-confine"))
	c.Check(execArgs, check.DeepEquals, []string{
		filepath.Join(dirs.LibExecDir, "snap-confine"),
		"snap.snapname.hook.configure",
		filepath.Join(dirs.LibExecDir, "snap-exec"),
		"--hook=configure", "snapname"})
	c.Check(execEnv, testutil.Contains, "SNAP_REVISION=42")
}
Пример #2
0
func (s *SnapSuite) TestSnapRunAppWithCommandIntegration(c *check.C) {
	// mock installed snap
	dirs.SetRootDir(c.MkDir())
	defer func() { dirs.SetRootDir("/") }()

	si := snaptest.MockSnap(c, string(mockYaml), &snap.SideInfo{
		Revision: snap.R(42),
	})
	err := os.Symlink(si.MountDir(), filepath.Join(si.MountDir(), "../current"))
	c.Assert(err, check.IsNil)

	// redirect exec
	execArg0 := ""
	execArgs := []string{}
	execEnv := []string{}
	restorer := snaprun.MockSyscallExec(func(arg0 string, args []string, envv []string) error {
		execArg0 = arg0
		execArgs = args
		execEnv = envv
		return nil
	})
	defer restorer()

	// and run it!
	err = snaprun.SnapRunApp("snapname.app", "my-command", []string{"arg1", "arg2"})
	c.Assert(err, check.IsNil)
	c.Check(execArg0, check.Equals, filepath.Join(dirs.LibExecDir, "snap-confine"))
	c.Check(execArgs, check.DeepEquals, []string{
		filepath.Join(dirs.LibExecDir, "snap-confine"),
		"snap.snapname.app",
		filepath.Join(dirs.LibExecDir, "snap-exec"),
		"--command=my-command", "snapname.app", "arg1", "arg2"})
	c.Check(execEnv, testutil.Contains, "SNAP_REVISION=42")
}
Пример #3
0
func (s *SnapSuite) TestAutoImportIntoSpoolUnhappyTooBig(c *C) {
	restore := release.MockOnClassic(false)
	defer restore()

	dirs.SetRootDir(c.MkDir())
	defer dirs.SetRootDir("")

	l, err := logger.NewConsoleLog(s.stderr, 0)
	c.Assert(err, IsNil)
	logger.SetLogger(l)

	// fake data is bigger than the default assertion limit
	fakeAssertData := make([]byte, 641*1024)

	// ensure we can not connect
	snap.ClientConfig.BaseURL = "can-not-connect-to-this-url"

	fakeAssertsFn := filepath.Join(c.MkDir(), "auto-import.assert")
	err = ioutil.WriteFile(fakeAssertsFn, fakeAssertData, 0644)
	c.Assert(err, IsNil)

	mockMountInfoFmt := `
24 0 8:18 / %s rw,relatime shared:1 - squashfs /dev/sc1 rw,errors=remount-ro,data=ordered`
	content := fmt.Sprintf(mockMountInfoFmt, filepath.Dir(fakeAssertsFn))
	restore = snap.MockMountInfoPath(makeMockMountInfo(c, content))
	defer restore()

	_, err = snap.Parser().ParseArgs([]string{"auto-import"})
	c.Assert(err, ErrorMatches, "cannot queue .*, file size too big: 656384")
}
Пример #4
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func (s *SnapSuite) TestSnapRunHookMissingHookIntegration(c *check.C) {
	// mock installed snap
	dirs.SetRootDir(c.MkDir())
	defer func() { dirs.SetRootDir("/") }()

	// Only create revision 42
	snaptest.MockSnap(c, string(mockYaml), &snap.SideInfo{
		Revision: snap.R(42),
	})

	// and mock the server
	s.mockServer(c)

	// redirect exec
	called := false
	restorer := snaprun.MockSyscallExec(func(arg0 string, args []string, envv []string) error {
		called = true
		return nil
	})
	defer restorer()

	err := snaprun.SnapRunHook("snapname", "unset", "missing-hook")
	c.Assert(err, check.IsNil)
	c.Check(called, check.Equals, false)
}
Пример #5
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func (s *SnapSuite) TestAutoImportFromSpoolHappy(c *C) {
	restore := release.MockOnClassic(false)
	defer restore()

	fakeAssertData := []byte("my-assertion")

	n := 0
	total := 2
	s.RedirectClientToTestServer(func(w http.ResponseWriter, r *http.Request) {
		switch n {
		case 0:
			c.Check(r.Method, Equals, "POST")
			c.Check(r.URL.Path, Equals, "/v2/assertions")
			postData, err := ioutil.ReadAll(r.Body)
			c.Assert(err, IsNil)
			c.Check(postData, DeepEquals, fakeAssertData)
			fmt.Fprintln(w, `{"type": "sync", "result": {"ready": true, "status": "Done"}}`)
			n++
		case 1:
			c.Check(r.Method, Equals, "POST")
			c.Check(r.URL.Path, Equals, "/v2/create-user")
			postData, err := ioutil.ReadAll(r.Body)
			c.Assert(err, IsNil)
			c.Check(string(postData), Equals, `{"sudoer":true,"known":true}`)

			fmt.Fprintln(w, `{"type": "sync", "result": [{"username": "******"}]}`)
			n++
		default:
			c.Fatalf("unexpected request: %v (expected %d got %d)", r, total, n)
		}

	})

	dirs.SetRootDir(c.MkDir())
	defer dirs.SetRootDir("")

	fakeAssertsFn := filepath.Join(dirs.SnapAssertsSpoolDir, "1234343")
	err := os.MkdirAll(filepath.Dir(fakeAssertsFn), 0755)
	c.Assert(err, IsNil)
	err = ioutil.WriteFile(fakeAssertsFn, fakeAssertData, 0644)
	c.Assert(err, IsNil)

	l, err := logger.NewConsoleLog(s.stderr, 0)
	c.Assert(err, IsNil)
	logger.SetLogger(l)

	rest, err := snap.Parser().ParseArgs([]string{"auto-import"})
	c.Assert(err, IsNil)
	c.Assert(rest, DeepEquals, []string{})
	c.Check(s.Stdout(), Equals, `created user "foo"`+"\n")
	// matches because we may get a:
	//   "WARNING: cannot create syslog logger\n"
	// in the output
	c.Check(s.Stderr(), Matches, fmt.Sprintf("(?ms).*imported %s\n", fakeAssertsFn))
	c.Check(n, Equals, total)

	c.Check(osutil.FileExists(fakeAssertsFn), Equals, false)
}
Пример #6
0
func (s *SnapSuite) TestSnapGetIntegrationMissingKey(c *check.C) {
	// mock installed snap
	dirs.SetRootDir(c.MkDir())
	defer func() { dirs.SetRootDir("/") }()

	s.setupGetTests(c)

	// Get the config value for the active snap
	_, err := snapset.Parser().ParseArgs([]string{"get", "snapname", "missing-key"})
	c.Check(err, check.IsNil)
	c.Check(s.Stdout(), check.Equals, "\n")
}
Пример #7
0
func (s *FirstBootTestSuite) SetUpTest(c *C) {
	tempdir := c.MkDir()
	dirs.SetRootDir(tempdir)

	// mock the world!
	err := os.MkdirAll(filepath.Join(dirs.SnapSeedDir, "snaps"), 0755)
	c.Assert(err, IsNil)
	err = os.MkdirAll(filepath.Join(dirs.SnapSeedDir, "assertions"), 0755)
	c.Assert(err, IsNil)

	err = os.MkdirAll(dirs.SnapServicesDir, 0755)
	c.Assert(err, IsNil)
	os.Setenv("SNAPPY_SQUASHFS_UNPACK_FOR_TESTS", "1")
	s.systemctl = testutil.MockCommand(c, "systemctl", "")
	s.mockUdevAdm = testutil.MockCommand(c, "udevadm", "")

	err = ioutil.WriteFile(filepath.Join(dirs.SnapSeedDir, "seed.yaml"), nil, 0644)
	c.Assert(err, IsNil)

	rootPrivKey, _ := assertstest.GenerateKey(1024)
	storePrivKey, _ := assertstest.GenerateKey(752)
	s.storeSigning = assertstest.NewStoreStack("can0nical", rootPrivKey, storePrivKey)
	s.restore = sysdb.InjectTrusted(s.storeSigning.Trusted)

	s.brandPrivKey, _ = assertstest.GenerateKey(752)
	s.brandSigning = assertstest.NewSigningDB("my-brand", s.brandPrivKey)

	ovld, err := overlord.New()
	c.Assert(err, IsNil)
	s.overlord = ovld
}
Пример #8
0
func (ms *mgrsSuite) SetUpTest(c *C) {
	ms.tempdir = c.MkDir()
	dirs.SetRootDir(ms.tempdir)
	err := os.MkdirAll(filepath.Dir(dirs.SnapStateFile), 0755)
	c.Assert(err, IsNil)

	os.Setenv("SNAPPY_SQUASHFS_UNPACK_FOR_TESTS", "1")

	// create a fake systemd environment
	os.MkdirAll(filepath.Join(dirs.SnapServicesDir, "multi-user.target.wants"), 0755)

	ms.prevctlCmd = systemd.SystemctlCmd
	systemd.SystemctlCmd = func(cmd ...string) ([]byte, error) {
		return []byte("ActiveState=inactive\n"), nil
	}
	ms.aa = testutil.MockCommand(c, "apparmor_parser", "")
	ms.udev = testutil.MockCommand(c, "udevadm", "")
	ms.umount = testutil.MockCommand(c, "umount", "")
	ms.snapDiscardNs = testutil.MockCommand(c, "snap-discard-ns", "")
	dirs.LibExecDir = ms.snapDiscardNs.BinDir()

	ms.storeSigning = assertstest.NewStoreStack("can0nical", rootPrivKey, storePrivKey)
	ms.restoreTrusted = sysdb.InjectTrusted(ms.storeSigning.Trusted)

	ms.devAcct = assertstest.NewAccount(ms.storeSigning, "devdevev", map[string]interface{}{
		"account-id": "devdevdev",
	}, "")
	err = ms.storeSigning.Add(ms.devAcct)
	c.Assert(err, IsNil)

	o, err := overlord.New()
	c.Assert(err, IsNil)
	ms.o = o
}
Пример #9
0
func (sdbs *sysDBSuite) SetUpTest(c *C) {
	tmpdir := c.MkDir()

	pk, _ := assertstest.GenerateKey(752)

	signingDB := assertstest.NewSigningDB("can0nical", pk)

	trustedAcct := assertstest.NewAccount(signingDB, "can0nical", map[string]interface{}{
		"account-id": "can0nical",
		"validation": "certified",
		"timestamp":  "2015-11-20T15:04:00Z",
	}, "")

	trustedAccKey := assertstest.NewAccountKey(signingDB, trustedAcct, map[string]interface{}{
		"account-id": "can0nical",
		"since":      "2015-11-20T15:04:00Z",
		"until":      "2500-11-20T15:04:00Z",
	}, pk.PublicKey(), "")

	sdbs.extraTrusted = []asserts.Assertion{trustedAcct, trustedAccKey}

	fakeRoot := filepath.Join(tmpdir, "root")
	err := os.Mkdir(fakeRoot, os.ModePerm)
	c.Assert(err, IsNil)
	dirs.SetRootDir(fakeRoot)

	sdbs.probeAssert = assertstest.NewAccount(signingDB, "probe", nil, "")
}
Пример #10
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func (s *snapExecSuite) TestSnapExecHookRealIntegration(c *C) {
	// we need a lot of mocks
	dirs.SetRootDir(c.MkDir())

	oldOsArgs := os.Args
	defer func() { os.Args = oldOsArgs }()

	os.Setenv("SNAP_REVISION", "42")
	defer os.Unsetenv("SNAP_REVISION")

	canaryFile := filepath.Join(c.MkDir(), "canary.txt")

	testSnap := snaptest.MockSnap(c, string(mockHookYaml), &snap.SideInfo{
		Revision: snap.R("42"),
	})
	hookPath := filepath.Join("meta", "hooks", "configure")
	hookPathAndContents := []string{hookPath, fmt.Sprintf(binaryTemplate, canaryFile)}
	snaptest.PopulateDir(testSnap.MountDir(), [][]string{hookPathAndContents})
	hookPath = filepath.Join(testSnap.MountDir(), hookPath)
	c.Assert(os.Chmod(hookPath, 0755), IsNil)

	// we can not use the real syscall.execv here because it would
	// replace the entire test :)
	syscallExec = actuallyExec

	// run it
	os.Args = []string{"snap-exec", "--hook=configure", "snapname"}
	err := run()
	c.Assert(err, IsNil)

	output, err := ioutil.ReadFile(canaryFile)
	c.Assert(err, IsNil)
	c.Assert(string(output), Equals, "configure\n\n")
}
Пример #11
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func (s *deviceMgrSuite) SetUpTest(c *C) {
	dirs.SetRootDir(c.MkDir())

	rootPrivKey, _ := assertstest.GenerateKey(1024)
	storePrivKey, _ := assertstest.GenerateKey(752)
	s.storeSigning = assertstest.NewStoreStack("canonical", rootPrivKey, storePrivKey)
	s.state = state.New(nil)

	db, err := asserts.OpenDatabase(&asserts.DatabaseConfig{
		Backstore: asserts.NewMemoryBackstore(),
		Trusted:   s.storeSigning.Trusted,
	})
	c.Assert(err, IsNil)

	s.state.Lock()
	assertstate.ReplaceDB(s.state, db)
	s.state.Unlock()

	err = db.Add(s.storeSigning.StoreAccountKey(""))
	c.Assert(err, IsNil)

	mgr, err := devicestate.Manager(s.state)
	c.Assert(err, IsNil)

	s.db = db
	s.mgr = mgr

	s.state.Lock()
	snapstate.ReplaceStore(s.state, &fakeStore{
		state: s.state,
		db:    s.storeSigning,
	})
	s.state.Unlock()
}
Пример #12
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func (s *assertMgrSuite) SetUpTest(c *C) {
	dirs.SetRootDir(c.MkDir())

	rootPrivKey, _ := assertstest.GenerateKey(1024)
	storePrivKey, _ := assertstest.GenerateKey(752)
	s.storeSigning = assertstest.NewStoreStack("can0nical", rootPrivKey, storePrivKey)
	s.restore = sysdb.InjectTrusted(s.storeSigning.Trusted)

	dev1PrivKey, _ := assertstest.GenerateKey(752)
	s.dev1Acct = assertstest.NewAccount(s.storeSigning, "developer1", nil, "")
	err := s.storeSigning.Add(s.dev1Acct)
	c.Assert(err, IsNil)

	// developer signing
	dev1AcctKey := assertstest.NewAccountKey(s.storeSigning, s.dev1Acct, nil, dev1PrivKey.PublicKey(), "")
	err = s.storeSigning.Add(dev1AcctKey)
	c.Assert(err, IsNil)

	s.dev1Signing = assertstest.NewSigningDB(s.dev1Acct.AccountID(), dev1PrivKey)

	s.state = state.New(nil)
	mgr, err := assertstate.Manager(s.state)
	c.Assert(err, IsNil)
	s.mgr = mgr

	s.state.Lock()
	snapstate.ReplaceStore(s.state, &fakeStore{
		state: s.state,
		db:    s.storeSigning,
	})
	s.state.Unlock()
}
Пример #13
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func (s *appArmorSuite) TestUnloadRemovesCachedProfile(c *C) {
	cmd := testutil.MockCommand(c, "apparmor_parser", "")
	defer cmd.Restore()

	dirs.SetRootDir(c.MkDir())
	defer dirs.SetRootDir("")
	err := os.MkdirAll(dirs.AppArmorCacheDir, 0755)
	c.Assert(err, IsNil)

	fname := filepath.Join(dirs.AppArmorCacheDir, "profile")
	ioutil.WriteFile(fname, []byte("blob"), 0600)
	err = apparmor.UnloadProfile("profile")
	c.Assert(err, IsNil)
	_, err = os.Stat(fname)
	c.Check(os.IsNotExist(err), Equals, true)
}
Пример #14
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func (s *deviceMgrSuite) TearDownTest(c *C) {
	s.state.Lock()
	assertstate.ReplaceDB(s.state, nil)
	s.state.Unlock()
	dirs.SetRootDir("")
	release.OnClassic = true
}
Пример #15
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func (s *PartitionTestSuite) SetUpTest(c *C) {
	dirs.SetRootDir(c.MkDir())
	err := os.MkdirAll((&grub{}).Dir(), 0755)
	c.Assert(err, IsNil)
	err = os.MkdirAll((&uboot{}).Dir(), 0755)
	c.Assert(err, IsNil)
}
Пример #16
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func (s *SnapSuite) TestSnapSetIntegrationJson(c *check.C) {
	// mock installed snap
	dirs.SetRootDir(c.MkDir())
	defer func() { dirs.SetRootDir("/") }()

	snaptest.MockSnap(c, string(validApplyYaml), &snap.SideInfo{
		Revision: snap.R(42),
	})

	// and mock the server
	s.mockSetConfigServer(c, map[string]interface{}{"subkey": "value"})

	// Set a config value for the active snap
	_, err := snapset.Parser().ParseArgs([]string{"set", "snapname", `key={"subkey":"value"}`})
	c.Assert(err, check.IsNil)
}
Пример #17
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func (s *hookManagerSuite) SetUpTest(c *C) {
	dirs.SetRootDir(c.MkDir())
	s.state = state.New(nil)
	manager, err := Manager(s.state)
	c.Assert(err, IsNil)
	s.manager = manager
}
Пример #18
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func (s *interfaceManagerSuite) TearDownTest(c *C) {
	if s.privateMgr != nil {
		s.privateMgr.Stop()
	}
	dirs.SetRootDir("")
	s.restoreBackends()
}
Пример #19
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func (s *patch6Suite) SetUpTest(c *C) {
	dirs.SetRootDir(c.MkDir())

	err := os.MkdirAll(filepath.Dir(dirs.SnapStateFile), 0755)
	c.Assert(err, IsNil)
	err = ioutil.WriteFile(dirs.SnapStateFile, statePatch5JSON, 0644)
	c.Assert(err, IsNil)
}
Пример #20
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func (s *linkSuite) SetUpTest(c *C) {
	dirs.SetRootDir(c.MkDir())

	s.prevctlCmd = systemd.SystemctlCmd
	systemd.SystemctlCmd = func(cmd ...string) ([]byte, error) {
		return []byte("ActiveState=inactive\n"), nil
	}
}
Пример #21
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func (s *FirstBootTestSuite) TearDownTest(c *C) {
	dirs.SetRootDir("/")
	os.Unsetenv("SNAPPY_SQUASHFS_UNPACK_FOR_TESTS")
	s.systemctl.Restore()
	s.mockUdevAdm.Restore()

	s.restore()
}
Пример #22
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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)
}
Пример #23
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func (s *interfaceManagerSuite) SetUpTest(c *C) {
	dirs.SetRootDir(c.MkDir())
	state := state.New(nil)
	s.state = state
	s.privateMgr = nil
	s.extraIfaces = nil
	s.secBackend = &interfaces.TestSecurityBackend{}
	s.restoreBackends = ifacestate.MockSecurityBackends([]interfaces.SecurityBackend{s.secBackend})
}
Пример #24
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func (s *servicesTestSuite) SetUpTest(c *C) {
	s.tempdir = c.MkDir()
	dirs.SetRootDir(s.tempdir)

	s.prevctlCmd = systemd.SystemctlCmd
	systemd.SystemctlCmd = func(cmd ...string) ([]byte, error) {
		return []byte("ActiveState=inactive\n"), nil
	}
}
Пример #25
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func (s *FirstBootTestSuite) SetUpTest(c *C) {
	tempdir := c.MkDir()
	dirs.SetRootDir(tempdir)

	s.netplanConfigFile = netplanConfigFile
	netplanConfigFile = filepath.Join(c.MkDir(), "config.yaml")
	s.enableConfig = enableConfig
	enableConfig = []string{"/bin/true"}
}
Пример #26
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func (s *BackendSuite) SetUpTest(c *C) {
	// Isolate this test to a temporary directory
	s.RootDir = c.MkDir()
	dirs.SetRootDir(s.RootDir)
	// Create a fresh repository for each test
	s.Repo = interfaces.NewRepository()
	s.Iface = &interfaces.TestInterface{InterfaceName: "iface"}
	err := s.Repo.AddInterface(s.Iface)
	c.Assert(err, IsNil)
}
Пример #27
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func (ms *mgrsSuite) TearDownTest(c *C) {
	dirs.SetRootDir("")
	ms.restoreTrusted()
	os.Unsetenv("SNAPPY_SQUASHFS_UNPACK_FOR_TESTS")
	systemd.SystemctlCmd = ms.prevctlCmd
	ms.udev.Restore()
	ms.aa.Restore()
	ms.umount.Restore()
	ms.snapDiscardNs.Restore()
}
Пример #28
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func (s *snapExecSuite) TestSnapExecHookMissingHookIntegration(c *C) {
	dirs.SetRootDir(c.MkDir())
	snaptest.MockSnap(c, string(mockHookYaml), &snap.SideInfo{
		Revision: snap.R("42"),
	})

	err := snapExecHook("snapname", "42", "missing-hook")
	c.Assert(err, NotNil)
	c.Assert(err, ErrorMatches, "cannot find hook \"missing-hook\" in \"snapname\"")
}
Пример #29
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func (s *setupSuite) SetUpTest(c *C) {
	dirs.SetRootDir(c.MkDir())

	err := os.MkdirAll(filepath.Join(dirs.GlobalRootDir, "etc", "systemd", "system", "multi-user.target.wants"), 0755)
	c.Assert(err, IsNil)

	s.prevctlCmd = systemd.SystemctlCmd
	systemd.SystemctlCmd = func(cmd ...string) ([]byte, error) {
		return []byte("ActiveState=inactive\n"), nil
	}
	s.umount = testutil.MockCommand(c, "umount", "")
}
Пример #30
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func (s *SnapSuite) TestAutoImportIntoSpool(c *C) {
	restore := release.MockOnClassic(false)
	defer restore()

	dirs.SetRootDir(c.MkDir())
	defer dirs.SetRootDir("")

	l, err := logger.NewConsoleLog(s.stderr, 0)
	c.Assert(err, IsNil)
	logger.SetLogger(l)

	fakeAssertData := []byte("good-assertion")

	// ensure we can not connect
	snap.ClientConfig.BaseURL = "can-not-connect-to-this-url"

	fakeAssertsFn := filepath.Join(c.MkDir(), "auto-import.assert")
	err = ioutil.WriteFile(fakeAssertsFn, fakeAssertData, 0644)
	c.Assert(err, IsNil)

	mockMountInfoFmt := `
24 0 8:18 / %s rw,relatime shared:1 - squashfs /dev/sc1 rw,errors=remount-ro,data=ordered`
	content := fmt.Sprintf(mockMountInfoFmt, filepath.Dir(fakeAssertsFn))
	restore = snap.MockMountInfoPath(makeMockMountInfo(c, content))
	defer restore()

	rest, err := snap.Parser().ParseArgs([]string{"auto-import"})
	c.Assert(err, IsNil)
	c.Assert(rest, DeepEquals, []string{})
	c.Check(s.Stdout(), Equals, "")
	// matches because we may get a:
	//   "WARNING: cannot create syslog logger\n"
	// in the output
	c.Check(s.Stderr(), Matches, "(?ms).*queuing for later.*\n")

	files, err := ioutil.ReadDir(dirs.SnapAssertsSpoolDir)
	c.Assert(err, IsNil)
	c.Check(files, HasLen, 1)
	c.Check(files[0].Name(), Equals, "iOkaeet50rajLvL-0Qsf2ELrTdn3XIXRIBlDewcK02zwRi3_TJlUOTl9AaiDXmDn.assert")
}