1 files changed, 98 insertions, 0 deletions
diff --git a/src/boost/libs/python/test/slice.cpp b/src/boost/libs/python/test/slice.cpp
new file mode 100644
index 000000000..b1b965fa1
--- /dev/null
+++ b/src/boost/libs/python/test/slice.cpp
@@ -0,0 +1,98 @@
+#include <boost/python.hpp>
+#include <boost/python/slice.hpp>
+#include <boost/python/str.hpp>
+#include <vector>
+
+// Copyright (c) 2004 Jonathan Brandmeyer
+//  Use, modification and distribution are subject to the
+//  Boost Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+using namespace boost::python;
+
+#if BOOST_WORKAROUND(__SUNPRO_CC, BOOST_TESTED_AT(0x580)) || BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1500))
+# define make_tuple boost::python::make_tuple
+#endif 
+
+// These checks are only valid under Python 2.3
+// (rich slicing wasn't supported for builtins under Python 2.2)
+bool check_string_rich_slice()
+{
+    object s("hello, world");
+
+    // default slice
+    if (s[slice()] != "hello, world")
+        return false;
+
+    // simple reverse
+    if (s[slice(_,_,-1)] != "dlrow ,olleh")
+        return false;
+
+    // reverse with mixed-sign offsets
+    if (s[slice(-6,1,-1)] != " ,oll")
+        return false;
+
+    // all of the object.cpp check_string_slice() checks should work
+    // with the form that omits the step argument.
+    if (s[slice(_,-3)] != "hello, wo")
+        return false;
+    if (s[slice(-3,_)] != "rld")
+        return false;
+    if (", " != s[slice(5,7)])
+        return false;
+
+    return s[slice(2,-1)][slice(1,-1)]  == "lo, wor";
+}
+
+// Tried to get more info into the error message (actual array
+// contents) but Numeric complains that treating an array as a boolean
+// value doesn't make any sense.
+#define ASSERT_EQUAL( e1, e2 ) \
+    if (!all((e1) == (e2)))                                                             \
+        return "assertion failed: " #e1 " == " #e2 "\nLHS:\n%s\nRHS:\n%s" % make_tuple(e1,e2);    \
+else
+
+// Verify functions accepting a slice argument can be called
+bool accept_slice( slice) { return true; }
+
+#if BOOST_WORKAROUND( BOOST_MSVC, BOOST_TESTED_AT(1400)) \
+    || BOOST_WORKAROUND( BOOST_INTEL_WIN, == 710)
+int check_slice_get_indices(slice index);
+#endif
+int check_slice_get_indices(
+#if !BOOST_WORKAROUND(__SUNPRO_CC, BOOST_TESTED_AT(0x590))
+    const
+#endif 
+    slice index)
+{
+    // A vector of integers from [-5, 5].
+    std::vector<int> coll(11);
+    typedef std::vector<int>::iterator coll_iterator;
+    
+    for (coll_iterator i = coll.begin(); i != coll.end(); ++i) {
+        *i = i - coll.begin() - 5;
+    }
+    
+    slice::range<std::vector<int>::iterator> bounds;
+    try {
+        bounds = index.get_indices(coll.begin(), coll.end());
+    }
+    catch (std::invalid_argument) {
+        return 0;
+    }
+    int sum = 0;
+    while (bounds.start != bounds.stop) {
+        sum += *bounds.start;
+        std::advance( bounds.start, bounds.step);
+    }
+    sum += *bounds.start;
+    return sum;
+}
+
+
+BOOST_PYTHON_MODULE(slice_ext)
+{
+    def( "accept_slice", accept_slice);
+    def( "check_string_rich_slice", check_string_rich_slice);
+    def( "check_slice_get_indices", check_slice_get_indices);
+}