checkpoint

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>

src/test/mpbq.cpp

@@ -0,0 +1,60 @@
+/*++
+Copyright (c) 2012 Microsoft Corporation
+
+Module Name:
+
+    mpbq.cpp
+
+Abstract:
+
+    mpbq tests...
+
+Author:
+
+    Leonardo de Moura (leonardo) 2012-09-20
+
+Revision History:
+
+--*/
+#include "mpbq.h"
+
+static void tst1() {
+    unsynch_mpz_manager zm;
+    mpbq_manager m(zm);
+    scoped_mpbq  a(m), b(m);
+    m.set(a, INT_MAX);
+    a = a + 1;
+    a = a * a;
+    a = a*3 - 1;
+    a = a * a - 5;
+    a = a * a - 7;
+    m.div2k(a, 67);
+    std::cout << a << "\n";
+    b = a;
+    m.approx(b, 32, true);
+    std::cout << b << "\n";
+    b = a;
+    m.approx(b, 32, false);
+    std::cout << b << "\n";
+    b = a; m.neg(b);
+    m.approx(b, 32, true);
+    std::cout << b << "\n";
+    b = a; m.neg(b);
+    m.approx(b, 32, false);
+    std::cout << b << "\n";
+}
+
+static void tst2() {
+   unsynch_mpz_manager zm;
+   mpbq_manager m(zm);
+   scoped_mpbq  a(m), b(m);
+   m.set(a, 5);
+   m.set(b, 3);
+   m.approx_div(a, b, a, 128);
+   std::cout << a << "\n";
+ }
+
+void tst_mpbq() {
+    tst1();
+    tst2();
+}