Added new tests for small values.

Author: ionux

tests/GMPTest.php

@@ -56,6 +56,20 @@ public function testGmpAdd()
         $this->assertEquals($result, $expected_result);
     }
 
+    public function testGmpAddSmall()
+    {
+        // Test that our GMP calls are returning the
+        // correct result for addition of small numbers.
+
+        $small_a = '2';
+        $small_b = '3';
+        $expected_result = '5';
+
+        $result = $this->gmp->add($small_a, $small_b);
+
+        $this->assertEquals($result, $expected_result);
+    }
+
     public function testGmpSub()
     {
         // Test that our GMP calls are returning
@@ -68,6 +82,20 @@ public function testGmpSub()
         $this->assertEquals($result, $expected_result);
     }
 
+    public function testGmpSubSmall()
+    {
+        // Test that our GMP calls are returning the
+        // correct result for subtraction of small numbers.
+
+        $small_a = '3';
+        $small_b = '2';
+        $expected_result = '1';
+
+        $result = $this->gmp->sub($small_a, $small_b);
+
+        $this->assertEquals($result, $expected_result);
+    }
+
     public function testGmpMul()
     {
         // Test that our GMP calls are returning
@@ -80,6 +108,20 @@ public function testGmpMul()
         $this->assertEquals($result, $expected_result);
     }
 
+    public function testGmpMulSmall()
+    {
+        // Test that our GMP calls are returning the
+        // correct result for multiplication of small numbers.
+
+        $small_a = '3';
+        $small_b = '2';
+        $expected_result = '6';
+
+        $result = $this->gmp->mul($small_a, $small_b);
+
+        $this->assertEquals($result, $expected_result);
+    }
+
     public function testGmpDiv()
     {
         // Test that our GMP calls are returning
@@ -92,6 +134,20 @@ public function testGmpDiv()
         $this->assertEquals($result, $expected_result);
     }
 
+    public function testGmpDivSmall()
+    {
+        // Test that our GMP calls are returning the
+        // correct result for division of small numbers.
+
+        $small_a = '6';
+        $small_b = '2';
+        $expected_result = '3';
+
+        $result = $this->gmp->div($small_a, $small_b);
+
+        $this->assertEquals($result, $expected_result);
+    }
+
     public function testGmpMod()
     {
         // Test that our GMP calls are returning
@@ -117,6 +173,19 @@ public function testGmpComp()
         $this->assertEquals($result, $expected_result);
     }
 
+    public function testGmpCompSmall()
+    {
+        // Test that our GMP calls are returning
+        // the correct result for comparing two
+        // small values.
+
+        $expected_result = '1';
+
+        $result = $this->gmp->comp('2', '3');
+
+        $this->assertEquals($result, $expected_result);
+    }
+
     public function testGmpInv()
     {
         // Test that our GMP calls are returning
@@ -142,6 +211,20 @@ public function testGmpPow()
         $this->assertEquals($result, $expected_result);
     }
 
+    public function testGmpPowSmall()
+    {
+        // Test that our GMP calls are returning
+        // the correct result for raising a number
+        // to a power.
+
+        $small_a = '3';
+        $expected_result = '9';
+
+        $result = $this->gmp->power($small_a '2');
+
+        $this->assertEquals($result, $expected_result);
+    }
+
     public function testGmpNormalize()
     {
         // Test that our GMP calls are returning