Mirror from SNAPKITTYWEST: tests/test_integer.py

tests/test_integer.py

@@ -0,0 +1,30 @@
+from runtime.types import Integer
+from runtime.stdlib.integer import add_checked, sub_checked, mul_checked, div, mod, powi
+from runtime.types import IntegerOverflow, DivisionByZero
+import pytest
+
+def test_add():
+    assert add_checked(Integer(2), Integer(3)).value == 5
+
+def test_add_overflow():
+    with pytest.raises(IntegerOverflow):
+        add_checked(Integer(200), Integer(200), width=8, signed=False)
+
+def test_sub():
+    assert sub_checked(Integer(10), Integer(3)).value == 7
+
+def test_mul():
+    assert mul_checked(Integer(6), Integer(7)).value == 42
+
+def test_div():
+    assert div(Integer(10), Integer(3)).value == 3
+
+def test_div_zero():
+    with pytest.raises(DivisionByZero):
+        div(Integer(5), Integer(0))
+
+def test_mod():
+    assert mod(Integer(10), Integer(3)).value == 1
+
+def test_pow():
+    assert powi(Integer(2), Integer(10)).value == 1024