Add test for find_dependency macro.

Tests/CMakeLists.txt

@@ -381,6 +381,7 @@ if(BUILD_TESTING)
   list(APPEND TEST_BUILD_DIRS "${CMake_BINARY_DIR}/Tests/Module/ExternalData")
 
   ADD_TEST_MACRO(Module.GenerateExportHeader GenerateExportHeader)
+  ADD_TEST_MACRO(Module.FindDependency FindDependency)
 
   if (APPLE OR CMAKE_CXX_COMPILER_ID MATCHES "GNU")
     include(CheckCXXCompilerFlag)

Tests/Module/FindDependency/CMakeLists.txt

@@ -0,0 +1,10 @@
+
+cmake_minimum_required(VERSION 3.0)
+project(FindDependency)
+
+set(CMAKE_PREFIX_PATH "${CMAKE_CURRENT_SOURCE_DIR}/packages")
+
+find_package(Pack1 REQUIRED)
+
+add_executable(FindDependency main.cpp)
+target_link_libraries(FindDependency Pack1::Lib)

Tests/Module/FindDependency/main.cpp

@@ -0,0 +1,17 @@
+
+#ifndef HAVE_PACK1
+#error Expected HAVE_PACK1
+#endif
+
+#ifndef HAVE_PACK2
+#error Expected HAVE_PACK2
+#endif
+
+#ifndef HAVE_PACK3
+#error Expected HAVE_PACK3
+#endif
+
+int main(int argc, char** argv)
+{
+  return 0;
+}

Tests/Module/FindDependency/packages/Pack1/Pack1Config.cmake

@@ -0,0 +1,9 @@
+
+include(CMakeFindDependencyMacro)
+
+find_dependency(Pack2 2.3)
+find_dependency(Pack3)
+
+add_library(Pack1::Lib INTERFACE IMPORTED)
+set_property(TARGET Pack1::Lib PROPERTY INTERFACE_COMPILE_DEFINITIONS HAVE_PACK1)
+set_property(TARGET Pack1::Lib PROPERTY INTERFACE_LINK_LIBRARIES Pack2::Lib Pack3::Lib)

Tests/Module/FindDependency/packages/Pack1/Pack1ConfigVersion.cmake

@@ -0,0 +1,11 @@
+
+set(PACKAGE_VERSION "1.3")
+
+if("${PACKAGE_VERSION}" VERSION_LESS "${PACKAGE_FIND_VERSION}" )
+  set(PACKAGE_VERSION_COMPATIBLE FALSE)
+else()
+  set(PACKAGE_VERSION_COMPATIBLE TRUE)
+  if( "${PACKAGE_FIND_VERSION}" STREQUAL "${PACKAGE_VERSION}")
+    set(PACKAGE_VERSION_EXACT TRUE)
+  endif()
+endif()

Tests/Module/FindDependency/packages/Pack2/Pack2Config.cmake

@@ -0,0 +1,5 @@
+
+set(PACK2_VAR ON)
+
+add_library(Pack2::Lib INTERFACE IMPORTED)
+set_property(TARGET Pack2::Lib PROPERTY INTERFACE_COMPILE_DEFINITIONS HAVE_PACK2)

Tests/Module/FindDependency/packages/Pack2/Pack2ConfigVersion.cmake

@@ -0,0 +1,11 @@
+
+set(PACKAGE_VERSION "2.4")
+
+if("${PACKAGE_VERSION}" VERSION_LESS "${PACKAGE_FIND_VERSION}" )
+  set(PACKAGE_VERSION_COMPATIBLE FALSE)
+else()
+  set(PACKAGE_VERSION_COMPATIBLE TRUE)
+  if( "${PACKAGE_FIND_VERSION}" STREQUAL "${PACKAGE_VERSION}")
+    set(PACKAGE_VERSION_EXACT TRUE)
+  endif()
+endif()

Tests/Module/FindDependency/packages/Pack3/Pack3Config.cmake

@@ -0,0 +1,5 @@
+
+set(PACK3_VAR ON)
+
+add_library(Pack3::Lib INTERFACE IMPORTED)
+set_property(TARGET Pack3::Lib PROPERTY INTERFACE_COMPILE_DEFINITIONS HAVE_PACK3)

Tests/Module/FindDependency/packages/Pack3/Pack3ConfigVersion.cmake

@@ -0,0 +1,11 @@
+
+set(PACKAGE_VERSION "1.4")
+
+if("${PACKAGE_VERSION}" VERSION_LESS "${PACKAGE_FIND_VERSION}" )
+  set(PACKAGE_VERSION_COMPATIBLE FALSE)
+else()
+  set(PACKAGE_VERSION_COMPATIBLE TRUE)
+  if( "${PACKAGE_FIND_VERSION}" STREQUAL "${PACKAGE_VERSION}")
+    set(PACKAGE_VERSION_EXACT TRUE)
+  endif()
+endif()