Bug: 134509111
Test: add "require_root: true" to init_benchmarks and libpower_test
build the modules, confirm the extra target preparer is added in the
test config.
Change-Id: I2fdae79d45fd1e5866ee94d1f0e59df106be2a87
Move the configuration for autogenerating test configs into Soong,
and add LOCAL_FULL_TEST_CONFIG so that Soong can specify the full
path to a generated test config.
Also add a java junit test config template.
Bug: 70770641
Test: m checkbuild
Test: atest CtsUiRenderingTestCases
Test: atest junit-params-test
Change-Id: I2e64bc33c949ab7b342be518f94a81a186fe9c07