[Boost-sandbox-cvs] boost-sandbox/libs/math_functions/test test_lognormal.cpp, 1.1.2.3, 1.1.2.4

[Paul A B. <pbr...@us...>]

Update of /cvsroot/boost-sandbox/boost-sandbox/libs/math_functions/test
In directory sc8-pr-cvs3.sourceforge.net:/tmp/cvs-serv30841/boost-sandbox/libs/math_functions/test

Modified Files:
      Tag: math_toolkit
	test_lognormal.cpp 
Log Message:
added tests (possibly not quite right) for ranges.

Index: test_lognormal.cpp
===================================================================
RCS file: /cvsroot/boost-sandbox/boost-sandbox/libs/math_functions/test/Attic/test_lognormal.cpp,v
retrieving revision 1.1.2.3
retrieving revision 1.1.2.4
diff -u -d -r1.1.2.3 -r1.1.2.4
--- test_lognormal.cpp	20 Dec 2006 15:33:43 -0000	1.1.2.3
+++ test_lognormal.cpp	16 Mar 2007 15:16:00 -0000	1.1.2.4
@@ -242,6 +242,10 @@
     kurtosis_excess(dist)
     , static_cast<RealType>(4312295840576300.2363383232038251L), tolerance);
 
+   BOOST_CHECK_CLOSE(
+    range(dist).first
+    , static_cast<RealType>(0), tolerance);
+
    //
    // Special cases:
    //
@@ -270,6 +274,14 @@
 	boost::math::lognormal myf1(1., 2); // Using typedef
 	lognormal_distribution<> myf2(1., 2); // Using default RealType double.
 
+  // Test range and support using double only,
+  // because it supports numeric_limits max for a pseudo-infinity.
+  BOOST_CHECK_EQUAL(range(myf2).first, 0); // range 0 to +infinity
+  BOOST_CHECK_EQUAL(range(myf2).second, numeric_limits<double>::max());
+  BOOST_CHECK_EQUAL(support(myf2).first, 0); // support 0 to + infinity.
+  BOOST_CHECK_EQUAL(support(myf2).second, numeric_limits<double>::max());
+
+
 	 // Basic sanity-check spot values.
 	// (Parameter value, arbitrarily zero, only communicates the floating point type).
   test_spots(0.0F); // Test float. OK at decdigits = 0 tolerance = 0.0001 %