Check in all changes made so far toward 3.0.

4 files changed, 821 insertions, 0 deletions

diff --git a/tests/corelib/numerics/#BasicAmountTest.cc# b/tests/corelib/numerics/#BasicAmountTest.cc#
new file mode 100644
index 00000000..acf2c45e
--- /dev/null
+++ b/tests/corelib/numerics/#BasicAmountTest.cc#
@@ -0,0 +1,425 @@
+#include "BasicAmountTestCase.h"
+#include "ledger.h"
+
+using namespace ledger;
+
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(BasicAmountTestCase, "numerics");
+
+void BasicAmountTestCase::setUp() {}
+void BasicAmountTestCase::tearDown() {}
+
+void BasicAmountTestCase::testConstructors()
+{
+  amount_t x0;
+  amount_t x1(123456L);
+  amount_t x2(123456UL);
+  amount_t x3(123.456);
+  amount_t x4(true);
+  amount_t x5("123456");
+  amount_t x6("123.456");
+  amount_t x7(std::string("123456"));
+  amount_t x8(std::string("123.456"));
+  amount_t x9(x3);
+  amount_t x10(x6);
+  amount_t x11(x8);
+
+  assertEqual(amount_t(0L), x0);
+  assertEqual(x2, x1);
+  assertEqual(x5, x1);
+  assertEqual(x7, x1);
+  assertEqual(x6, x3);
+  assertEqual(x8, x3);
+  assertEqual(x10, x3);
+  assertEqual(amount_t(1L), x4);
+  assertEqual(x10, x9);
+}
+
+void BasicAmountTestCase::testNegation()
+{
+  amount_t x0;
+  amount_t x1(-123456L);
+  amount_t x3(-123.456);
+  amount_t x5("-123456");
+  amount_t x6("-123.456");
+  amount_t x7(std::string("-123456"));
+  amount_t x8(std::string("-123.456"));
+  amount_t x9(- x3);
+
+  assertEqual(amount_t(0L), x0);
+  assertEqual(x5, x1);
+  assertEqual(x7, x1);
+  assertEqual(x6, x3);
+  assertEqual(x8, x3);
+  assertEqual(- x6, x9);
+  assertEqual(x3.negated(), x9);
+
+  amount_t x10(x9);
+  x10.negate();
+
+  assertEqual(x3, x10);
+}
+
+void BasicAmountTestCase::testAssignment()
+{
+  amount_t x0;
+  amount_t x1  = 123456L;
+  amount_t x2  = 123456UL;
+  amount_t x3  = 123.456;
+  amount_t x4  = true;
+  amount_t x5  = "123456";
+  amount_t x6  = "123.456";
+  amount_t x7  = std::string("123456");
+  amount_t x8  = std::string("123.456");
+  amount_t x9  = x3;
+  amount_t x10 = amount_t(x6);
+
+  assertEqual(amount_t(0L), x0);
+  assertEqual(x2, x1);
+  assertEqual(x5, x1);
+  assertEqual(x7, x1);
+  assertEqual(x6, x3);
+  assertEqual(x8, x3);
+  assertEqual(x10, x3);
+  assertEqual(amount_t(1L), x4);
+  assertEqual(x10, x9);
+
+  x0  = amount_t();
+  x1  = 123456L;
+  x2  = 123456UL;
+  x3  = 123.456;
+  x4  = true;
+  x5  = "123456";
+  x6  = "123.456";
+  x7  = std::string("123456");
+  x8  = std::string("123.456");
+  x9  = x3;
+  x10 = amount_t(x6);
+
+  assertEqual(amount_t(0L), x0);
+  assertEqual(x2, x1);
+  assertEqual(x5, x1);
+  assertEqual(x7, x1);
+  assertEqual(x6, x3);
+  assertEqual(x8, x3);
+  assertEqual(x10, x3);
+  assertEqual(amount_t(1L), x4);
+  assertEqual(x10, x9);
+}
+
+void BasicAmountTestCase::testEquality()
+{
+  amount_t x1(123456L);
+  amount_t x2(456789L);
+  amount_t x3(333333L);
+  amount_t x4(123456.0);
+  amount_t x5("123456.0");
+  amount_t x6(123456.0F);
+
+  CPPUNIT_ASSERT(x1 == 123456L);
+  CPPUNIT_ASSERT(x1 != x2);
+  CPPUNIT_ASSERT(x1 == (x2 - x3));
+  CPPUNIT_ASSERT(x1 == x4);
+  CPPUNIT_ASSERT(x4 == x5);
+  CPPUNIT_ASSERT(x4 == x6);
+}
+
+void BasicAmountTestCase::testIntegerAddition()
+{
+  amount_t x1(123L);
+  amount_t y1(456L);
+
+  assertEqual(amount_t(579L), x1 + y1);
+  assertEqual(amount_t(579L), x1 + 456L);
+  assertEqual(amount_t(579L), 456L + x1);
+
+  x1 += amount_t(456L);
+  assertEqual(amount_t(579L), x1);
+  x1 += 456L;
+  assertEqual(amount_t(1035L), x1);
+
+  amount_t x3(true);
+  amount_t y3(true);
+
+  assertEqual(amount_t(2L), x3 + y3);
+  assertEqual(amount_t(2L), x3 + true);
+
+  amount_t x4("123456789123456789123456789");
+
+  assertEqual(amount_t("246913578246913578246913578"), x4 + x4);
+}
+
+void BasicAmountTestCase::testFractionalAddition()
+{
+  amount_t x1(123.123);
+  amount_t y1(456.456);
+
+<<<<<<< HEAD:tests/corelib/numerics/BasicAmountTest.cc
+  assertEquals(amount_t(579.579), x1 + y1);
+  assertEquals(amount_t(579.579), x1 + 456.456);
+=======
+  assertEqual(amount_t(579.579), x1 + y1);
+  assertEqual(amount_t(579.579), x1 + 456.456);
+  assertEqual(amount_t(579.579), 456.456 + x1);
+>>>>>>> d2f9bb7... Miscellaneous changes:tests/corelib/numerics/BasicAmountTest.cc
+
+  x1 += amount_t(456.456);
+  assertEqual(amount_t(579.579), x1);
+  x1 += 456.456;
+  assertEqual(amount_t(1036.035), x1);
+  x1 += 456L;
+  assertEqual(amount_t(1492.035), x1);
+
+  amount_t x2("123456789123456789.123456789123456789");
+
+  assertEqual(amount_t("246913578246913578.246913578246913578"), x2 + x2);
+}
+
+void BasicAmountTestCase::testIntegerSubtraction()
+{
+  amount_t x1(123L);
+  amount_t y1(456L);
+
+<<<<<<< HEAD:tests/corelib/numerics/BasicAmountTest.cc
+  assertEquals(amount_t(333L), y1 - x1);
+  assertEquals(amount_t(-333L), x1 - y1);
+=======
+  assertEqual(amount_t(333L), y1 - x1);
+  assertEqual(amount_t(-333L), x1 - y1);
+  assertEqual(amount_t(23L), x1 - 100L);
+  assertEqual(amount_t(-23L), 100L - x1);
+>>>>>>> d2f9bb7... Miscellaneous changes:tests/corelib/numerics/BasicAmountTest.cc
+
+  x1 -= amount_t(456L);
+  assertEqual(amount_t(-333L), x1);
+  x1 -= 456L;
+  assertEqual(amount_t(-789L), x1);
+
+  amount_t x3(true);
+  amount_t y3(true);
+
+  assertEqual(amount_t(false), x3 - y3);
+
+  amount_t x4("123456789123456789123456789");
+  amount_t y4("8238725986235986");
+
+  assertEqual(amount_t("123456789115218063137220803"), x4 - y4);
+  assertEqual(amount_t("-123456789115218063137220803"), y4 - x4);
+}
+
+void BasicAmountTestCase::testFractionalSubtraction()
+{
+  amount_t x1(123.123);
+  amount_t y1(456.456);
+
+  assertEqual(amount_t(-333.333), x1 - y1);
+  assertEqual(amount_t(333.333), y1 - x1);
+
+  x1 -= amount_t(456.456);
+  assertEqual(amount_t(-333.333), x1);
+  x1 -= 456.456;
+  assertEqual(amount_t(-789.789), x1);
+  x1 -= 456L;
+  assertEqual(amount_t(-1245.789), x1);
+
+  amount_t x2("123456789123456789.123456789123456789");
+  amount_t y2("9872345982459.248974239578");
+
+  assertEqual(amount_t("123446916777474329.874482549545456789"), x2 - y2);
+  assertEqual(amount_t("-123446916777474329.874482549545456789"), y2 - x2);
+}
+
+void BasicAmountTestCase::testIntegerMultiplication()
+{
+  amount_t x1(123L);
+  amount_t y1(456L);
+
+<<<<<<< HEAD:tests/corelib/numerics/BasicAmountTest.cc
+  assertEquals(amount_t(0L), x1 * 0L);
+  assertEquals(amount_t(0L), amount_t(0L) * x1);
+  assertEquals(x1, x1 * 1L);
+  assertEquals(x1, amount_t(1L) * x1);
+  assertEquals(- x1, x1 * -1L);
+  assertEquals(- x1, amount_t(-1L) * x1);
+  assertEquals(amount_t(56088L), x1 * y1);
+  assertEquals(amount_t(56088L), y1 * x1);
+  assertEquals(amount_t(56088L), x1 * 456L);
+  assertEquals(amount_t(56088L), amount_t(456L) * x1);
+=======
+  assertEqual(amount_t(0L), x1 * 0L);
+  assertEqual(amount_t(0L), amount_t(0L) * x1);
+  assertEqual(amount_t(0L), 0L * x1);
+  assertEqual(x1, x1 * 1L);
+  assertEqual(x1, amount_t(1L) * x1);
+  assertEqual(x1, 1L * x1);
+  assertEqual(- x1, x1 * -1L);
+  assertEqual(- x1, amount_t(-1L) * x1);
+  assertEqual(- x1, -1L * x1);
+  assertEqual(amount_t(56088L), x1 * y1);
+  assertEqual(amount_t(56088L), y1 * x1);
+  assertEqual(amount_t(56088L), x1 * 456L);
+  assertEqual(amount_t(56088L), amount_t(456L) * x1);
+  assertEqual(amount_t(56088L), 456L * x1);
+>>>>>>> d2f9bb7... Miscellaneous changes:tests/corelib/numerics/BasicAmountTest.cc
+
+  x1 *= amount_t(123L);
+  assertEqual(amount_t(15129L), x1);
+  x1 *= 123L;
+  assertEqual(amount_t(1860867L), x1);
+
+  amount_t x3(true);
+  amount_t y3(true);
+
+  assertEqual(amount_t(true), x3 * y3);
+
+  amount_t x4("123456789123456789123456789");
+
+  assertEqual(amount_t("15241578780673678546105778281054720515622620750190521"),
+	      x4 * x4);
+}
+
+void BasicAmountTestCase::testFractionalMultiplication()
+{
+  amount_t x1(123.123);
+  amount_t y1(456.456);
+
+<<<<<<< HEAD:tests/corelib/numerics/BasicAmountTest.cc
+  assertEquals(amount_t(0L), x1 * 0L);
+  assertEquals(amount_t(0L), amount_t(0L) * x1);
+  assertEquals(x1, x1 * 1L);
+  assertEquals(x1, amount_t(1L) * x1);
+  assertEquals(- x1, x1 * -1L);
+  assertEquals(- x1, amount_t(-1L) * x1);
+  assertEquals(amount_t("56200.232088"), x1 * y1);
+  assertEquals(amount_t("56200.232088"), y1 * x1);
+  assertEquals(amount_t("56200.232088"), x1 * 456.456);
+  assertEquals(amount_t("56200.232088"), amount_t(456.456) * x1);
+=======
+  assertEqual(amount_t(0L), x1 * 0L);
+  assertEqual(amount_t(0L), amount_t(0L) * x1);
+  assertEqual(amount_t(0L), 0L * x1);
+  assertEqual(x1, x1 * 1L);
+  assertEqual(x1, amount_t(1L) * x1);
+  assertEqual(x1, 1L * x1);
+  assertEqual(- x1, x1 * -1L);
+  assertEqual(- x1, amount_t(-1L) * x1);
+  assertEqual(- x1, -1L * x1);
+  assertEqual(amount_t("56200.232088"), x1 * y1);
+  assertEqual(amount_t("56200.232088"), y1 * x1);
+  assertEqual(amount_t("56200.232088"), x1 * 456.456);
+  assertEqual(amount_t("56200.232088"), amount_t(456.456) * x1);
+  assertEqual(amount_t("56200.232088"), 456.456 * x1);
+>>>>>>> d2f9bb7... Miscellaneous changes:tests/corelib/numerics/BasicAmountTest.cc
+
+  x1 *= amount_t(123.123);
+  assertEqual(amount_t("15159.273129"), x1);
+  x1 *= 123.123;
+  assertEqual(amount_t("1866455.185461867"), x1);
+  x1 *= 123L;
+  assertEqual(amount_t("229573987.811809641"), x1);
+
+  amount_t x2("123456789123456789.123456789123456789");
+
+  assertEqual(amount_t("15241578780673678546105778311537878.046486820281054720515622620750190521"),
+	      x2 * x2);
+}
+
+void BasicAmountTestCase::testIntegerDivision()
+{
+  amount_t x1(123L);
+  amount_t y1(456L);
+
+  assertThrow(x1 / 0L, amount_error *);
+<<<<<<< HEAD:tests/corelib/numerics/BasicAmountTest.cc
+  assertEquals(amount_t(0L), amount_t(0L) / x1);
+  assertEquals(x1, x1 / 1L);
+  assertEquals(amount_t("0.008130"), amount_t(1L) / x1);
+  assertEquals(- x1, x1 / -1L);
+  assertEquals(- amount_t("0.008130"), amount_t(-1L) / x1);
+  assertEquals(amount_t("0.269736"), x1 / y1);
+  assertEquals(amount_t("3.707317"), y1 / x1);
+  assertEquals(amount_t("0.269736"), x1 / 456L);
+  assertEquals(amount_t("3.707317"), amount_t(456L) / x1);
+=======
+  assertEqual(amount_t(0L), amount_t(0L) / x1);
+  assertEqual(amount_t(0L), 0L / x1);
+  assertEqual(x1, x1 / 1L);
+  assertEqual(amount_t("0.008130"), amount_t(1L) / x1);
+  assertEqual(amount_t("0.008130"), 1L / x1);
+  assertEqual(- x1, x1 / -1L);
+  assertEqual(- amount_t("0.008130"), amount_t(-1L) / x1);
+  assertEqual(- amount_t("0.008130"), -1L / x1);
+  assertEqual(amount_t("0.269736"), x1 / y1);
+  assertEqual(amount_t("3.707317"), y1 / x1);
+  assertEqual(amount_t("0.269736"), x1 / 456L);
+  assertEqual(amount_t("3.707317"), amount_t(456L) / x1);
+  assertEqual(amount_t("3.707317"), 456L / x1);
+>>>>>>> d2f9bb7... Miscellaneous changes:tests/corelib/numerics/BasicAmountTest.cc
+
+  x1 /= amount_t(456L);
+  assertEqual(amount_t("0.269736"), x1);
+  x1 /= 456L;
+  assertEqual(amount_t("0.000591526315789473"), x1);
+
+  amount_t x4("123456789123456789123456789");
+  amount_t y4("56");
+
+  assertEqual(amount_t(1L), x4 / x4);
+  assertEqual(amount_t("2204585520061728377204585.517857"), x4 / y4);
+}
+
+void BasicAmountTestCase::testFractionalDivision()
+{
+  amount_t x1(123.123);
+  amount_t y1(456.456);
+
+  assertThrow(x1 / 0L, amount_error *);
+<<<<<<< HEAD:tests/corelib/numerics/BasicAmountTest.cc
+  assertEquals(amount_t("0.008121"), amount_t(1.0) / x1);
+  assertEquals(x1, x1 / 1.0);
+  assertEquals(amount_t("0.008121"), amount_t(1.0) / x1);
+  assertEquals(- x1, x1 / -1.0);
+  assertEquals(- amount_t("0.008121"), amount_t(-1.0) / x1);
+  assertEquals(amount_t("0.269736842105"), x1 / y1);
+  assertEquals(amount_t("3.707317073170"), y1 / x1);
+  assertEquals(amount_t("0.269736842105"), x1 / 456.456);
+  assertEquals(amount_t("3.707317073170"), amount_t(456.456) / x1);
+=======
+  assertEqual(amount_t("0.008121"), amount_t(1.0) / x1);
+  assertEqual(amount_t("0.008121"), 1.0 / x1);
+  assertEqual(x1, x1 / 1.0);
+  assertEqual(amount_t("0.008121"), amount_t(1.0) / x1);
+  assertEqual(amount_t("0.008121"), 1.0 / x1);
+  assertEqual(- x1, x1 / -1.0);
+  assertEqual(- amount_t("0.008121"), amount_t(-1.0) / x1);
+  assertEqual(- amount_t("0.008121"), -1.0 / x1);
+  assertEqual(amount_t("0.269736842105"), x1 / y1);
+  assertEqual(amount_t("3.707317073170"), y1 / x1);
+  assertEqual(amount_t("0.269736842105"), x1 / 456.456);
+  assertEqual(amount_t("3.707317073170"), amount_t(456.456) / x1);
+  assertEqual(amount_t("3.707317073170"), 456.456 / x1);
+>>>>>>> d2f9bb7... Miscellaneous changes:tests/corelib/numerics/BasicAmountTest.cc
+
+  x1 /= amount_t(456.456);
+  assertEqual(amount_t("0.269736842105"), x1);
+  x1 /= 456.456;
+  assertEqual(amount_t("0.0005909372252856792330476541"), x1);
+  x1 /= 456L;
+  assertEqual(amount_t("0.00000129591496773175270405187302631578947368421052631578947368421"), x1);
+
+  amount_t x4("1234567891234567.89123456789");
+  amount_t y4("56.789");
+
+  assertEqual(amount_t(1.0), x4 / x4);
+  assertEqual(amount_t("21739560323910.7554497273748437197344556164"),
+	      x4 / y4);
+}
+
+// round
+// conversion
+// truth tests
+// test for real zero
+// comparison operators
+// sign check
+// abs
+// reduce
+// printing to a string buffer
diff --git a/tests/corelib/numerics/.#BasicAmountTest.cc b/tests/corelib/numerics/.#BasicAmountTest.cc
new file mode 100644
index 00000000..adee05ce
--- /dev/null
+++ b/tests/corelib/numerics/.#BasicAmountTest.cc
@@ -0,0 +1 @@
+johnw@Hermes.local.438
\ No newline at end of file
diff --git a/tests/corelib/numerics/BasicAmountTest.cc b/tests/corelib/numerics/BasicAmountTest.cc
new file mode 100644
index 00000000..f9279ce8
--- /dev/null
+++ b/tests/corelib/numerics/BasicAmountTest.cc
@@ -0,0 +1,345 @@
+#include "BasicAmountTest.h"
+#include "ledger.h"
+
+using namespace ledger;
+
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(BasicAmountTest, "numerics");
+
+void BasicAmountTest::setUp() {}
+void BasicAmountTest::tearDown() {}
+
+void BasicAmountTest::testConstructors()
+{
+  amount_t x0;
+  amount_t x1(123456L);
+  amount_t x2(123456UL);
+  amount_t x3(123.456);
+  amount_t x4(true);
+  amount_t x5("123456");
+  amount_t x6("123.456");
+  amount_t x7(std::string("123456"));
+  amount_t x8(std::string("123.456"));
+  amount_t x9(x3);
+  amount_t x10(x6);
+  amount_t x11(x8);
+
+  assertEquals(amount_t(0L), x0);
+  assertEquals(x2, x1);
+  assertEquals(x5, x1);
+  assertEquals(x7, x1);
+  assertEquals(x6, x3);
+  assertEquals(x8, x3);
+  assertEquals(x10, x3);
+  assertEquals(amount_t(1L), x4);
+  assertEquals(x10, x9);
+}
+
+void BasicAmountTest::testNegation()
+{
+  amount_t x0;
+  amount_t x1(-123456L);
+  amount_t x3(-123.456);
+  amount_t x5("-123456");
+  amount_t x6("-123.456");
+  amount_t x7(std::string("-123456"));
+  amount_t x8(std::string("-123.456"));
+  amount_t x9(- x3);
+
+  assertEquals(amount_t(0L), x0);
+  assertEquals(x5, x1);
+  assertEquals(x7, x1);
+  assertEquals(x6, x3);
+  assertEquals(x8, x3);
+  assertEquals(- x6, x9);
+  assertEquals(x3.negated(), x9);
+
+  amount_t x10(x9);
+  x10.negate();
+
+  assertEquals(x3, x10);
+}
+
+void BasicAmountTest::testAssignment()
+{
+  amount_t x0;
+  amount_t x1  = 123456L;
+  amount_t x2  = 123456UL;
+  amount_t x3  = 123.456;
+  amount_t x4  = true;
+  amount_t x5  = "123456";
+  amount_t x6  = "123.456";
+  amount_t x7  = std::string("123456");
+  amount_t x8  = std::string("123.456");
+  amount_t x9  = x3;
+  amount_t x10 = amount_t(x6);
+
+  assertEquals(amount_t(0L), x0);
+  assertEquals(x2, x1);
+  assertEquals(x5, x1);
+  assertEquals(x7, x1);
+  assertEquals(x6, x3);
+  assertEquals(x8, x3);
+  assertEquals(x10, x3);
+  assertEquals(amount_t(1L), x4);
+  assertEquals(x10, x9);
+
+  x0  = amount_t();
+  x1  = 123456L;
+  x2  = 123456UL;
+  x3  = 123.456;
+  x4  = true;
+  x5  = "123456";
+  x6  = "123.456";
+  x7  = std::string("123456");
+  x8  = std::string("123.456");
+  x9  = x3;
+  x10 = amount_t(x6);
+
+  assertEquals(amount_t(0L), x0);
+  assertEquals(x2, x1);
+  assertEquals(x5, x1);
+  assertEquals(x7, x1);
+  assertEquals(x6, x3);
+  assertEquals(x8, x3);
+  assertEquals(x10, x3);
+  assertEquals(amount_t(1L), x4);
+  assertEquals(x10, x9);
+}
+
+void BasicAmountTest::testEquality()
+{
+  amount_t x1(123456L);
+  amount_t x2(456789L);
+  amount_t x3(333333L);
+  amount_t x4(123456.0);
+  amount_t x5("123456.0");
+  amount_t x6(123456.0F);
+
+  CPPUNIT_ASSERT(x1 == 123456L);
+  CPPUNIT_ASSERT(x1 != x2);
+  CPPUNIT_ASSERT(x1 == (x2 - x3));
+  CPPUNIT_ASSERT(x1 == x4);
+  CPPUNIT_ASSERT(x4 == x5);
+  CPPUNIT_ASSERT(x4 == x6);
+}
+
+void BasicAmountTest::testIntegerAddition()
+{
+  amount_t x1(123L);
+  amount_t y1(456L);
+
+  assertEquals(amount_t(579L), x1 + y1);
+  assertEquals(amount_t(579L), x1 + 456L);
+
+  x1 += amount_t(456L);
+  assertEquals(amount_t(579L), x1);
+  x1 += 456L;
+  assertEquals(amount_t(1035L), x1);
+
+  amount_t x3(true);
+  amount_t y3(true);
+
+  assertEquals(amount_t(2L), x3 + y3);
+  assertEquals(amount_t(2L), x3 + true);
+
+  amount_t x4("123456789123456789123456789");
+
+  assertEquals(amount_t("246913578246913578246913578"), x4 + x4);
+}
+
+void BasicAmountTest::testFractionalAddition()
+{
+  amount_t x1(123.123);
+  amount_t y1(456.456);
+
+  assertEquals(amount_t(579.579), x1 + y1);
+  assertEquals(amount_t(579.579), x1 + 456.456);
+
+  x1 += amount_t(456.456);
+  assertEquals(amount_t(579.579), x1);
+  x1 += 456.456;
+  assertEquals(amount_t(1036.035), x1);
+  x1 += 456L;
+  assertEquals(amount_t(1492.035), x1);
+
+  amount_t x2("123456789123456789.123456789123456789");
+
+  assertEquals(amount_t("246913578246913578.246913578246913578"), x2 + x2);
+}
+
+void BasicAmountTest::testIntegerSubtraction()
+{
+  amount_t x1(123L);
+  amount_t y1(456L);
+
+  assertEquals(amount_t(333L), y1 - x1);
+  assertEquals(amount_t(-333L), x1 - y1);
+
+  x1 -= amount_t(456L);
+  assertEquals(amount_t(-333L), x1);
+  x1 -= 456L;
+  assertEquals(amount_t(-789L), x1);
+
+  amount_t x3(true);
+  amount_t y3(true);
+
+  assertEquals(amount_t(false), x3 - y3);
+
+  amount_t x4("123456789123456789123456789");
+  amount_t y4("8238725986235986");
+
+  assertEquals(amount_t("123456789115218063137220803"), x4 - y4);
+  assertEquals(amount_t("-123456789115218063137220803"), y4 - x4);
+}
+
+void BasicAmountTest::testFractionalSubtraction()
+{
+  amount_t x1(123.123);
+  amount_t y1(456.456);
+
+  assertEquals(amount_t(-333.333), x1 - y1);
+  assertEquals(amount_t(333.333), y1 - x1);
+
+  x1 -= amount_t(456.456);
+  assertEquals(amount_t(-333.333), x1);
+  x1 -= 456.456;
+  assertEquals(amount_t(-789.789), x1);
+  x1 -= 456L;
+  assertEquals(amount_t(-1245.789), x1);
+
+  amount_t x2("123456789123456789.123456789123456789");
+  amount_t y2("9872345982459.248974239578");
+
+  assertEquals(amount_t("123446916777474329.874482549545456789"), x2 - y2);
+  assertEquals(amount_t("-123446916777474329.874482549545456789"), y2 - x2);
+}
+
+void BasicAmountTest::testIntegerMultiplication()
+{
+  amount_t x1(123L);
+  amount_t y1(456L);
+
+  assertEquals(amount_t(0L), x1 * 0L);
+  assertEquals(amount_t(0L), amount_t(0L) * x1);
+  assertEquals(x1, x1 * 1L);
+  assertEquals(x1, amount_t(1L) * x1);
+  assertEquals(- x1, x1 * -1L);
+  assertEquals(- x1, amount_t(-1L) * x1);
+  assertEquals(amount_t(56088L), x1 * y1);
+  assertEquals(amount_t(56088L), y1 * x1);
+  assertEquals(amount_t(56088L), x1 * 456L);
+  assertEquals(amount_t(56088L), amount_t(456L) * x1);
+
+  x1 *= amount_t(123L);
+  assertEquals(amount_t(15129L), x1);
+  x1 *= 123L;
+  assertEquals(amount_t(1860867L), x1);
+
+  amount_t x3(true);
+  amount_t y3(true);
+
+  assertEquals(amount_t(true), x3 * y3);
+
+  amount_t x4("123456789123456789123456789");
+
+  assertEquals(amount_t("15241578780673678546105778281054720515622620750190521"),
+	       x4 * x4);
+}
+
+void BasicAmountTest::testFractionalMultiplication()
+{
+  amount_t x1(123.123);
+  amount_t y1(456.456);
+
+  assertEquals(amount_t(0L), x1 * 0L);
+  assertEquals(amount_t(0L), amount_t(0L) * x1);
+  assertEquals(x1, x1 * 1L);
+  assertEquals(x1, amount_t(1L) * x1);
+  assertEquals(- x1, x1 * -1L);
+  assertEquals(- x1, amount_t(-1L) * x1);
+  assertEquals(amount_t("56200.232088"), x1 * y1);
+  assertEquals(amount_t("56200.232088"), y1 * x1);
+  assertEquals(amount_t("56200.232088"), x1 * 456.456);
+  assertEquals(amount_t("56200.232088"), amount_t(456.456) * x1);
+
+  x1 *= amount_t(123.123);
+  assertEquals(amount_t("15159.273129"), x1);
+  x1 *= 123.123;
+  assertEquals(amount_t("1866455.185461867"), x1);
+  x1 *= 123L;
+  assertEquals(amount_t("229573987.811809641"), x1);
+
+  amount_t x2("123456789123456789.123456789123456789");
+
+  assertEquals(amount_t("15241578780673678546105778311537878.046486820281054720515622620750190521"),
+	       x2 * x2);
+}
+
+void BasicAmountTest::testIntegerDivision()
+{
+  amount_t x1(123L);
+  amount_t y1(456L);
+
+  assertThrow(x1 / 0L, amount_error *);
+  assertEquals(amount_t(0L), amount_t(0L) / x1);
+  assertEquals(x1, x1 / 1L);
+  assertEquals(amount_t("0.008130"), amount_t(1L) / x1);
+  assertEquals(- x1, x1 / -1L);
+  assertEquals(- amount_t("0.008130"), amount_t(-1L) / x1);
+  assertEquals(amount_t("0.269736"), x1 / y1);
+  assertEquals(amount_t("3.707317"), y1 / x1);
+  assertEquals(amount_t("0.269736"), x1 / 456L);
+  assertEquals(amount_t("3.707317"), amount_t(456L) / x1);
+
+  x1 /= amount_t(456L);
+  assertEquals(amount_t("0.269736"), x1);
+  x1 /= 456L;
+  assertEquals(amount_t("0.000591526315789473"), x1);
+
+  amount_t x4("123456789123456789123456789");
+  amount_t y4("56");
+
+  assertEquals(amount_t(1L), x4 / x4);
+  assertEquals(amount_t("2204585520061728377204585.517857"), x4 / y4);
+}
+
+void BasicAmountTest::testFractionalDivision()
+{
+  amount_t x1(123.123);
+  amount_t y1(456.456);
+
+  assertThrow(x1 / 0L, amount_error *);
+  assertEquals(amount_t("0.008121"), amount_t(1.0) / x1);
+  assertEquals(x1, x1 / 1.0);
+  assertEquals(amount_t("0.008121"), amount_t(1.0) / x1);
+  assertEquals(- x1, x1 / -1.0);
+  assertEquals(- amount_t("0.008121"), amount_t(-1.0) / x1);
+  assertEquals(amount_t("0.269736842105"), x1 / y1);
+  assertEquals(amount_t("3.707317073170"), y1 / x1);
+  assertEquals(amount_t("0.269736842105"), x1 / 456.456);
+  assertEquals(amount_t("3.707317073170"), amount_t(456.456) / x1);
+
+  x1 /= amount_t(456.456);
+  assertEquals(amount_t("0.269736842105"), x1);
+  x1 /= 456.456;
+  assertEquals(amount_t("0.0005909372252856792330476541"), x1);
+  x1 /= 456L;
+  assertEquals(amount_t("0.00000129591496773175270405187302631578947368421052631578947368421"), x1);
+
+  amount_t x4("1234567891234567.89123456789");
+  amount_t y4("56.789");
+
+  assertEquals(amount_t(1.0), x4 / x4);
+  assertEquals(amount_t("21739560323910.7554497273748437197344556164"),
+	       x4 / y4);
+}
+
+// round
+// conversion
+// truth tests
+// test for real zero
+// comparison operators
+// sign check
+// abs
+// reduce
+// printing to a string buffer
diff --git a/tests/corelib/numerics/BasicAmountTest.h b/tests/corelib/numerics/BasicAmountTest.h
new file mode 100644
index 00000000..bd1360d5
--- /dev/null
+++ b/tests/corelib/numerics/BasicAmountTest.h
@@ -0,0 +1,50 @@
+#ifndef _BASICAMOUNTTEST_H
+#define _BASICAMOUNTTEST_H
+
+#include "UnitTests.h"
+
+class BasicAmountTest : public CPPUNIT_NS::TestCase
+{
+  CPPUNIT_TEST_SUITE(BasicAmountTest);
+
+  CPPUNIT_TEST(testConstructors);
+  CPPUNIT_TEST(testNegation);
+  CPPUNIT_TEST(testAssignment);
+  CPPUNIT_TEST(testEquality);
+  CPPUNIT_TEST(testIntegerAddition);
+  CPPUNIT_TEST(testFractionalAddition);
+  CPPUNIT_TEST(testIntegerSubtraction);
+  CPPUNIT_TEST(testFractionalSubtraction);
+  CPPUNIT_TEST(testIntegerMultiplication);
+  CPPUNIT_TEST(testFractionalMultiplication);
+  CPPUNIT_TEST(testIntegerDivision);
+  CPPUNIT_TEST(testFractionalDivision);
+
+  CPPUNIT_TEST_SUITE_END();
+
+public:
+  BasicAmountTest() {}
+  virtual ~BasicAmountTest() {}
+
+  virtual void setUp();
+  virtual void tearDown();
+
+  void testConstructors();
+  void testNegation();
+  void testAssignment();
+  void testEquality();
+  void testIntegerAddition();
+  void testFractionalAddition();
+  void testIntegerSubtraction();
+  void testFractionalSubtraction();
+  void testIntegerMultiplication();
+  void testFractionalMultiplication();
+  void testIntegerDivision();
+  void testFractionalDivision();
+
+private:
+  BasicAmountTest(const BasicAmountTest &copy);
+  void operator=(const BasicAmountTest &copy);
+};
+
+#endif /* _BASICAMOUNTTEST_H */