vtkTesting.cmake

set(VTK_BUILD_TESTING "OFF"
  CACHE STRING "Build module testing directories")
set_property(CACHE VTK_BUILD_TESTING
  PROPERTY
    STRINGS "ON;OFF;WANT")

if (NOT EXISTS "${VTK_SOURCE_DIR}/.ExternalData/README.rst")
  # This file is always present in version-controlled source trees
  # so we must have been extracted from a source tarball with no
  # data objects needed for testing.  Turn off tests by default
  # since enabling them requires network access or manual data
  # store configuration.
  set(VTK_BUILD_TESTING OFF)
endif ()

if (VTK_BUILD_TESTING)
  include(vtkExternalData)
  include(CTest)
  set_property(CACHE BUILD_TESTING
    PROPERTY
      TYPE INTERNAL)
  set(BUILD_TESTING ON)
else ()
  set(BUILD_TESTING OFF)
endif ()

# Provide an option for tests requiring "large" input data
option(VTK_USE_LARGE_DATA "Enable tests requiring \"large\" data" OFF)