Expand command line properties as late as possible

test/cli_property_expansion.py

@@ -0,0 +1,41 @@
+#!/usr/bin/python
+
+# Copyright 2015 Aaron Boman
+# Distributed under the Boost Software License, Version 1.0.
+# (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
+
+# Test that free property inside.
+
+import BoostBuild
+
+t = BoostBuild.Tester(use_test_config=False)
+
+t.write("jamroot.jam", "")
+t.write(
+    "subdir/build.jam",
+    """
+    import feature ;
+    feature.feature my-feature : : free ;
+    """
+)
+t.write(
+    "subdir/subsubdir/build.jam",
+    """
+    exe hello : hello.c ;
+    """
+)
+t.write(
+    "subdir/subsubdir/hello.c",
+    r"""
+    #include <stdio.h>
+
+    int main(int argc, char **argv){
+        printf("%s\n", "Hello, World!");
+    }
+    """
+)
+
+# run from the root directory
+t.run_build_system(['subdir/subsubdir', 'my-feature="some value"'])
+
+t.cleanup()