As system_ext partition will be linked to system/system_ext, update
the path to system/system_ext.
Bug: 134359158
Test: build
Change-Id: I5a49adfe7e045e24bf6dfbf6990a965b8a5e1ce1
Make sure the simulator succeeds executing common non-A/B update
functions.
Bug: 131911365
Test: run unit tests
Change-Id: I520ce6a8827539b88a9e36f9e67eec30d8b586d4
The TargetFile class parses a target-file and provides functions to read
its contents. And the BuildInfo tries to simulate the device with files
on host. Some work it does includes parsing the build properties,
and extracting the image files for partitions specified in the fstab.
Bug: 131911365
Test: unit tests pass, run simulator with cuttlefish, wear devices and from extracted TF.
Change-Id: Iefe4a96d619d2e4b3d038e31480f11a0f9a70afa
Implement the simulator runtime and build the updater simulator as a host
executable. The code to parse the target-files and mocks the block devices
will be submitted in the follow-up.
Bug: 131911365
Test: unit tests pass
Change-Id: Ib1ba939aec8333ca68a45139514d772ad7a27ad8