fstests

type ChunkedUploadConfig struct {
	// Minimum allowed chunk size
	MinChunkSize fs.SizeSuffix
	// Maximum allowed chunk size, 0 is no limit
	MaxChunkSize fs.SizeSuffix
	// Rounds the given chunk size up to the next valid value
	// nil will disable rounding
	// e.g. the next power of 2
	CeilChunkSize func(fs.SizeSuffix) fs.SizeSuffix
	// More than one chunk is required on upload
	NeedMultipleChunks bool
}

type ExtraConfigItem struct{ Name, Key, Value string }

type InternalTester interface {
	InternalTest(*testing.T)
}

type Opt struct {
	RemoteName                   string
	NilObject                    fs.Object
	ExtraConfig                  []ExtraConfigItem
	SkipBadWindowsCharacters     bool     // skips unusable characters for windows if set
	SkipFsMatch                  bool     // if set skip exact matching of Fs value
	TiersToTest                  []string // List of tiers which can be tested in setTier test
	ChunkedUpload                ChunkedUploadConfig
	UnimplementableFsMethods     []string // List of methods which can't be implemented in this wrapping Fs
	UnimplementableObjectMethods []string // List of methods which can't be implemented in this wrapping Fs
	SkipFsCheckWrap              bool     // if set skip FsCheckWrap
	SkipObjectCheckWrap          bool     // if set skip ObjectCheckWrap
}

type SetUploadChunkSizer interface {
	// Change the configured UploadChunkSize.
	// Will only be called while no transfer is in progress.
	SetUploadChunkSize(fs.SizeSuffix) (fs.SizeSuffix, error)
}

type SetUploadCutoffer interface {
	// Change the configured UploadCutoff.
	// Will only be called while no transfer is in progress.
	SetUploadCutoff(fs.SizeSuffix) (fs.SizeSuffix, error)
}