[GR-10281] Int doesn't have implemented getters for numerator and denominator.

Author: ppisl

graalpython/com.oracle.graal.python.test/src/tests/test_int.py

@@ -98,6 +98,9 @@ def test_int_bit_length():
     assert (int(9999992432902008176640000999999)).bit_length() == 103
     assert (int(-9999992432902008176640000999999)).bit_length() == 103
 
+class MyInt(int):
+    pass
+
 def test_real_imag():
     def builtinTest(number):
         a = int(number)
@@ -121,10 +124,7 @@ def builtinTest(number):
     assert True.imag == 0
     assert False.imag == 0
 
-def test_real_imag_subclass():
-    class MyInt(int):
-        pass
-    
+def test_real_imag_subclass():    
     def subclassTest(number):
         a = MyInt(number)
         b = a.real
@@ -141,3 +141,47 @@ def subclassTest(number):
     subclassTest(9)
     subclassTest(6227020800)
     subclassTest(9999992432902008176640000999999)
+
+def test_numerator_denominator():
+    def builtinTest(number):
+        a = int(number)
+        b = a.numerator
+        c = a.denominator
+        assert a == b
+        assert a is b
+        assert c == 1
+        assert type(a) == int
+        assert type(b) == int
+        assert type(c) == int
+
+    builtinTest(-9)
+    builtinTest(0)
+    builtinTest(9)
+    builtinTest(6227020800)
+    builtinTest(9999992432902008176640000999999)
+    
+    assert True.numerator == 1
+    assert False.numerator == 0
+    assert True.denominator == 1
+    assert False.denominator == 1
+
+def test_mumerator_denominator_subclass():
+    class MyInt(int):
+        pass
+    
+    def subclassTest(number):
+        a = MyInt(number)
+        b = a.numerator
+        c = a.denominator
+        assert a == b
+        assert a is not b
+        assert c == 1
+        assert type(a) == MyInt
+        assert type(b) == int
+        assert type(c) == int
+
+    subclassTest(-9)
+    subclassTest(0)
+    subclassTest(9)
+    subclassTest(6227020800)
+    subclassTest(9999992432902008176640000999999)

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/ints/IntBuiltins.java

@@ -1905,6 +1905,37 @@ int get(@SuppressWarnings("unused") PInt self) {
         }
     }
 
+    @GenerateNodeFactory
+    @Builtin(name = "numerator", fixedNumOfArguments = 1, isGetter = true, doc = "the numerator of a rational number in lowest terms")
+    static abstract class NumeratorNode extends RealNode {
+        
+    }
+    
+    @GenerateNodeFactory
+    @Builtin(name = "denominator", fixedNumOfArguments = 1, isGetter = true, doc = "the denominator of a rational number in lowest terms")
+    static abstract class DenominatorNode extends PythonBuiltinNode {
+        @Specialization
+        int get(@SuppressWarnings("unused") boolean self) {
+            return 1;
+        }
+
+        @Specialization
+        int get(@SuppressWarnings("unused") int self) {
+            return 1;
+        }
+
+        @Specialization
+        int get(@SuppressWarnings("unused") long self) {
+            return 1;
+        }
+
+        @Specialization
+        int get(@SuppressWarnings("unused") PInt self) {
+            return 1;
+        }
+    }
+    
+    
     @Builtin(name = SpecialMethodNames.__INT__, fixedNumOfArguments = 1)
     @GenerateNodeFactory
     abstract static class IntNode extends PythonBuiltinNode {