2010-03-05 Rodrigo Kumpera <rkumpera@novell.com>

	* BigIntegerTest.cs: Tests for Mul.

svn path=/trunk/mcs/; revision=153175

diff --git a/mcs/class/System.Numerics/Test/System.Numerics/BigIntegerTest.cs b/mcs/class/System.Numerics/Test/System.Numerics/BigIntegerTest.cs
index 09c419e3fb02fc380548af9adfde2bf3ad8cffb5..11f2c3c911a50feea66833cce6e150f6d5c9b777 100644 (file)
--- a/mcs/class/System.Numerics/Test/System.Numerics/BigIntegerTest.cs
+++ b/mcs/class/System.Numerics/Test/System.Numerics/BigIntegerTest.cs
@@ -25,6 +25,8 @@ namespace MonoTests.System.Numerics
                static byte[] a_m_b = new byte[] { 0x87, 0x2D, 0x21, 0x0, 0x1E, 0xEB, 0xC3, 0xB0, 0xDD, 0xAC, 0xCB, 0x43, 0x7E, 0x10, 0x9E, 0xAE, 0x45, 0xF2, 0x55, 0x71, 0x73, 0xD4, 0x7A, 0xEB, 0x88, 0xD3, 0xD4, 0xEE, 0x36, 0xBE, 0x9B, 0x2D, 0xB6, 0xB3, 0x8B, 0x66, 0x60, 0x8B, 0x16, 0x76, 0x17, 0x74, 0xFE, 0xD7, 0xB2, 0x96, 0x7B, 0xBD, 0xE2, 0xC4, 0x2D, 0xDC, 0xDE, 0x6A, 0x19, 0xB3, 0x1E, 0x1F, 0xB4, 0xB6, 0x2A, 0xA5, 0x48, };\r
                static byte[] b_m_a = new byte[] { 0x79, 0xD2, 0xDE, 0xFF, 0xE1, 0x14, 0x3C, 0x4F, 0x22, 0x53, 0x34, 0xBC, 0x81, 0xEF, 0x61, 0x51, 0xBA, 0xD, 0xAA, 0x8E, 0x8C, 0x2B, 0x85, 0x14, 0x77, 0x2C, 0x2B, 0x11, 0xC9, 0x41, 0x64, 0xD2, 0x49, 0x4C, 0x74, 0x99, 0x9F, 0x74, 0xE9, 0x89, 0xE8, 0x8B, 0x1, 0x28, 0x4D, 0x69, 0x84, 0x42, 0x1D, 0x3B, 0xD2, 0x23, 0x21, 0x95, 0xE6, 0x4C, 0xE1, 0xE0, 0x4B, 0x49, 0xD5, 0x5A, 0xB7, };\r
 
+               static byte[] huge_mul = new byte[] { 0xFE, 0x83, 0xE1, 0x9B, 0x8D, 0x61, 0x40, 0xD1, 0x60, 0x19, 0xBD, 0x38, 0xF0, 0xFF, 0x90, 0xAE, 0xDD, 0xAE, 0x73, 0x2C, 0x20, 0x23, 0xCF, 0x6, 0x7A, 0xB4, 0x1C, 0xE7, 0xD9, 0x64, 0x96, 0x2C, 0x87, 0x7E, 0x1D, 0xB3, 0x8F, 0xD4, 0x33, 0xBA, 0xF4, 0x22, 0xB4, 0xDB, 0xC0, 0x5B, 0xA5, 0x64, 0xA0, 0xBC, 0xCA, 0x3E, 0x94, 0x95, 0xDA, 0x49, 0xE2, 0xA8, 0x33, 0xA2, 0x6A, 0x33, 0xB1, 0xF2, 0xEA, 0x99, 0x32, 0xD0, 0xB2, 0xAE, 0x55, 0x75, 0xBD, 0x19, 0xFC, 0x9A, 0xEC, 0x54, 0x87, 0x2A, 0x6, 0xCC, 0x78, 0xDA, 0x88, 0xBB, 0xAB, 0xA5, 0x47, 0xEF, 0xC7, 0x2B, 0xC7, 0x5B, 0x32, 0x31, 0xCD, 0xD9, 0x53, 0x96, 0x1A, 0x9D, 0x9A, 0x57, 0x40, 0x51, 0xB6, 0x5D, 0xC, 0x17, 0xD1, 0x86, 0xE9, 0xA4, 0x20, };
+
                static byte[][] add_a = new byte[][] {
                        new byte[] {1},
                        new byte[] {0xFF},
@@ -43,6 +45,26 @@ namespace MonoTests.System.Numerics
                        huge_add
                };
 
+               [Test]
+               public void Mul () {
+                       long[] values = new long [] { -1000000000L, -1000, -1, 0, 1, 1000, 100000000L };
+                       for (int i = 0; i < values.Length; ++i) {
+                               for (int j = 0; j < values.Length; ++j) {
+                                       var a = new BigInteger (values [i]);
+                                       var b = new BigInteger (values [j]);
+                                       var c = a * b;
+                                       Assert.AreEqual (values [i] * values [j], (long)c, "#_" + i + "_" + j);
+                               }
+                       }
+               }
+
+               [Test]
+               public void TestHugeMul () {
+                       var a = new BigInteger (huge_a);
+                       var b = new BigInteger (huge_b);
+                       Assert.AreEqual (huge_mul, (a * b).ToByteArray (), "#1");
+               }
+
                [Test]
                public void TestAdd () {
                        for (int i = 0; i < add_a.Length; ++i) {

diff --git a/mcs/class/System.Numerics/Test/System.Numerics/ChangeLog b/mcs/class/System.Numerics/Test/System.Numerics/ChangeLog
index ae1e04e48e9a6d89459504e288bccb3b0c0bfca2..f99a70b237e0ffd84c0f4819f0fa534749977ffe 100644 (file)
--- a/mcs/class/System.Numerics/Test/System.Numerics/ChangeLog
+++ b/mcs/class/System.Numerics/Test/System.Numerics/ChangeLog
@@ -1,3 +1,7 @@
+2010-03-05 Rodrigo Kumpera  <rkumpera@novell.com>
+
+       * BigIntegerTest.cs: Tests for Mul.
+
 2010-03-05 Rodrigo Kumpera  <rkumpera@novell.com>
 
        * BigIntegerTest.cs: Tests for coersion operators