add_subdirectory tests

cmake-tests/README.md

@@ -62,3 +62,33 @@ Additionally, certain variables must be forwarded to each test project CMake con
 
 Checks that a project can include the SDK as a sub-project, via `add_subdirectory`.
 This would be a likely use-case when the repo is a submodule of another project.
+
+### cmake_projects/test_find_package
+
+Checks that a project can include the SDK via `find_package(ldserverapi)`.
+This would be a likely use-case if the SDK was installed on the system by the user.
+
+**NOTE:** Requires SDK to be installed.
+
+### cmake_projects/test_find_package_cpp
+
+Checks that a C++ project can include the SDK via `find_package(ldserverapi)`.
+Also checks that C++ bindings can be included without compilation issues.
+
+**NOTE:** Requires SDK to be installed.
+
+### cmake_projects/test_find_package_compatible_version
+
+Checks that a project can include the SDK via `find_package(ldserverapi [version])`.
+This would be a likely use-case if the user depends on a particular version of the SDK,
+rather than accepting any version.
+
+**NOTE:** Requires SDK to be installed.
+
+### cmake_projects/test_find_package_incompatible_version
+
+Checks that a project will *fail* to configure if `find_package(ldserverapi [version])`
+is invoked with a version that isn't present on the system. The test uses a fictional
+version `10.0.0`.
+
+**NOTE:** Requires SDK to be installed.