ExternalData: Add tests covering interfaces and errors

Add a Module.ExternalData test to verify data retrieval and test
argument DATA{} references.

Add a RunCMake.ExternalData test to verify error handling and automatic
transformation of a raw data to a content link and staged object.

4 files changed, 41 insertions, 0 deletions

diff --git a/Tests/Module/ExternalData/Data3/CMakeLists.txt b/Tests/Module/ExternalData/Data3/CMakeLists.txt
new file mode 100644
index 0000000..a7c2b6e
--- /dev/null
+++ b/Tests/Module/ExternalData/Data3/CMakeLists.txt
@@ -0,0 +1,14 @@
+set(Store0 ${CMAKE_BINARY_DIR}/ExternalData/Other)
+set(Store1 ${CMAKE_BINARY_DIR}/ExternalData/Objects)
+set(ExternalData_OBJECT_STORES ${Store0} ${Store1})
+ExternalData_Add_Test(Data3
+  NAME Data3Check
+  COMMAND ${CMAKE_COMMAND}
+    -D Data=DATA{Data.dat}
+    -D Other=DATA{Other.dat}
+    -D Store0=${Store0}
+    -D Store1=${Store1}
+    -P ${CMAKE_CURRENT_SOURCE_DIR}/Data3Check.cmake
+  )
+ExternalData_Add_Target(Data3)
+add_dependencies(Data3 Data1 Data2)
diff --git a/Tests/Module/ExternalData/Data3/Data.dat.md5 b/Tests/Module/ExternalData/Data3/Data.dat.md5
new file mode 100644
index 0000000..70e39bd
--- /dev/null
+++ b/Tests/Module/ExternalData/Data3/Data.dat.md5
@@ -0,0 +1 @@
+8c018830e3efa5caf3c7415028335a57
diff --git a/Tests/Module/ExternalData/Data3/Data3Check.cmake b/Tests/Module/ExternalData/Data3/Data3Check.cmake
new file mode 100644
index 0000000..de98839
--- /dev/null
+++ b/Tests/Module/ExternalData/Data3/Data3Check.cmake
@@ -0,0 +1,25 @@
+if(NOT EXISTS "${Data}")
+  message(SEND_ERROR "Input file:\n  ${Data}\ndoes not exist!")
+endif()
+if(NOT EXISTS "${Other}")
+  message(SEND_ERROR "Input file:\n  ${Other}\ndoes not exist!")
+endif()
+# Verify that the 'Data' object was found in the second store location left
+# from Data1 target downloads and that the 'Other' object was downloaded to
+# our first store location.  Neither object should exist in the other store.
+foreach(should_exist
+    "${Store0}/MD5/aaad162b85f60d1eb57ca71a23e8efd7"
+    "${Store1}/MD5/8c018830e3efa5caf3c7415028335a57"
+    )
+  if(NOT EXISTS ${should_exist})
+    message(SEND_ERROR "Store file:\n  ${should_exist}\nshould exist!")
+  endif()
+endforeach()
+foreach(should_not_exist
+    "${Store0}/MD5/8c018830e3efa5caf3c7415028335a57"
+    "${Store1}/MD5/aaad162b85f60d1eb57ca71a23e8efd7"
+    )
+  if(EXISTS ${should_not_exist})
+    message(SEND_ERROR "Store file:\n  ${should_not_exist}\nshould not exist!")
+  endif()
+endforeach()
diff --git a/Tests/Module/ExternalData/Data3/Other.dat.md5 b/Tests/Module/ExternalData/Data3/Other.dat.md5
new file mode 100644
index 0000000..5312faa
--- /dev/null
+++ b/Tests/Module/ExternalData/Data3/Other.dat.md5
@@ -0,0 +1 @@
+aaad162b85f60d1eb57ca71a23e8efd7