ENH: Update BuildDepends test to check #include lines with macros.

  - Tests IMPLICIT_DEPENDS_INCLUDE_TRANSFORM properties.
  - See issue #6648.
  - Works without help in VS IDEs due to native dependency handling.
  - Xcode needs help to rebuild correctly.

4 files changed, 33 insertions, 2 deletions

diff --git a/Tests/BuildDepends/Project/CMakeLists.txt b/Tests/BuildDepends/Project/CMakeLists.txt
index 01bbf44..23aac4d 100644
--- a/Tests/BuildDepends/Project/CMakeLists.txt
+++ b/Tests/BuildDepends/Project/CMakeLists.txt
@@ -1,3 +1,4 @@
+cmake_minimum_required(VERSION 2.6)
 project(testRebuild)
 add_library(foo STATIC ${testRebuild_BINARY_DIR}/foo.cxx)
 
@@ -57,5 +58,17 @@ add_custom_command(
 add_custom_target(zot_custom ALL DEPENDS
   ${CMAKE_CURRENT_BINARY_DIR}/zot_custom.hxx)
 
-add_executable(zot zot.cxx ${CMAKE_CURRENT_BINARY_DIR}/zot.hxx)
+add_executable(zot zot.cxx ${CMAKE_CURRENT_BINARY_DIR}/zot.hxx
+  zot_macro_dir.cxx zot_macro_tgt.cxx)
 add_dependencies(zot zot_custom)
+
+# Test the #include line macro transformation rule support.
+set_property(
+  TARGET zot
+  PROPERTY IMPLICIT_DEPENDS_INCLUDE_TRANSFORM "ZOT_TGT(%)=<zot_%_tgt.hxx>"
+  )
+
+set_property(
+  DIRECTORY
+  PROPERTY IMPLICIT_DEPENDS_INCLUDE_TRANSFORM "ZOT_DIR(%)=<zot_%_dir.hxx>"
+  )
diff --git a/Tests/BuildDepends/Project/zot.cxx b/Tests/BuildDepends/Project/zot.cxx
index 356b078..775fd3b 100644
--- a/Tests/BuildDepends/Project/zot.cxx
+++ b/Tests/BuildDepends/Project/zot.cxx
@@ -2,9 +2,13 @@
 #include <zot_custom.hxx>
 #include <stdio.h>
 
+const char* zot_macro_dir_f();
+const char* zot_macro_tgt_f();
+
 int main()
 {
-  printf("[%s] [%s]\n", zot, zot_custom);
+  printf("[%s] [%s] [%s] [%s]\n", zot, zot_custom,
+         zot_macro_dir_f(), zot_macro_tgt_f());
   fflush(stdout);
   return 0;
 }
diff --git a/Tests/BuildDepends/Project/zot_macro_dir.cxx b/Tests/BuildDepends/Project/zot_macro_dir.cxx
new file mode 100644
index 0000000..733a4b3
--- /dev/null
+++ b/Tests/BuildDepends/Project/zot_macro_dir.cxx
@@ -0,0 +1,7 @@
+#define ZOT_DIR(x) <zot_##x##_dir.hxx>
+#include ZOT_DIR(macro)
+
+const char* zot_macro_dir_f()
+{
+  return zot_macro_dir;
+}
diff --git a/Tests/BuildDepends/Project/zot_macro_tgt.cxx b/Tests/BuildDepends/Project/zot_macro_tgt.cxx
new file mode 100644
index 0000000..182ee16
--- /dev/null
+++ b/Tests/BuildDepends/Project/zot_macro_tgt.cxx
@@ -0,0 +1,7 @@
+#define ZOT_TGT(x) <zot_##x##_tgt.hxx>
+#include ZOT_TGT(macro)
+
+const char* zot_macro_tgt_f()
+{
+  return zot_macro_tgt;
+}