* Refactor obtaining of activation heights
* Impl the `RegisterKeys` service request
* Mock viewing keys for tests
* Refactor tests
* Apply suggestions from code review
Co-authored-by: Arya <aryasolhi@gmail.com>
* Remove a redundant comment
I don't think we need to assume the genesis block doesn't contain
shielded data as the comment says.
* Avoid using a single-letter variable
* Refactor mocking Sapling scanning keys
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Co-authored-by: Arya <aryasolhi@gmail.com>
* start scanner where it was left
* fix tests
* add a `scan_start_where_left` test
* refactor a log msg
* fix some comments
* remove function
* fix doc comment
* clippy
* fix `sapling_keys_and_last_scanned_heights()`
* simplify start height
* i went too far, revert some changes back
* change log info to every 10k blocks
* fix build
* Update height snapshot code and check last height is consistent
* Add strictly before and strictly after database key gets
* Move to the previous key using strictly before ops
* Assert that keys are only inserted once
* Update the index in each loop
* Update snapshots
* Remove debugging code
* start scanning at min available height
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Co-authored-by: teor <teor@riseup.net>
* Make some scanner storage methods more flexible
* Move tests to a submodule and expose test functions and constants
* Make scanner functions clearer and easier to use
* Simplify state snapshot test code
* Add raw data snapshot tests for the scanner
* Add snapshots
* Fix import path
* Fix import conditional compilation
* fix imports
* fix imports 2
* Put read and write db exports together
* Remove confusing IntoDisk/FromDisk impl
* Fix an incorrect unused method that could panic
* Delete a test that is no longer valid
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Co-authored-by: Alfredo Garcia <oxarbitrage@gmail.com>