CreateMockFromSource will register a mock "from" source.

NewExecutor returns a mock Executor where its methods will return zero values.

Administration is a mock implementation of the execute.Administration interface.

AscendingTimeProvider provides ascending timestamps every nanosecond starting from Start.

Executor is a mock implementation of an execute.Executor.

Program is a mock program that can be returned by the mock compiler.

Query provides a customizable query that implements flux.Query.

Source is a mock source that performs the given functions.