358 lines
8.7 KiB
Rust
358 lines
8.7 KiB
Rust
#![cfg(feature = "macros")]
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use pyo3::prelude::*;
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use pyo3::py_run;
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#[path = "../src/tests/common.rs"]
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mod common;
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#[pyclass(eq, eq_int)]
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#[derive(Debug, PartialEq, Eq, Clone)]
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pub enum MyEnum {
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Variant,
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OtherVariant,
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}
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#[test]
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fn test_enum_class_attr() {
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Python::with_gil(|py| {
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let my_enum = py.get_type_bound::<MyEnum>();
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let var = Py::new(py, MyEnum::Variant).unwrap();
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py_assert!(py, my_enum var, "my_enum.Variant == var");
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})
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}
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#[pyfunction]
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fn return_enum() -> MyEnum {
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MyEnum::Variant
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}
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#[test]
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fn test_return_enum() {
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Python::with_gil(|py| {
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let f = wrap_pyfunction_bound!(return_enum)(py).unwrap();
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let mynum = py.get_type_bound::<MyEnum>();
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py_run!(py, f mynum, "assert f() == mynum.Variant")
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});
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}
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#[pyfunction]
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fn enum_arg(e: MyEnum) {
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assert_eq!(MyEnum::OtherVariant, e)
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}
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#[test]
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fn test_enum_arg() {
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Python::with_gil(|py| {
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let f = wrap_pyfunction_bound!(enum_arg)(py).unwrap();
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let mynum = py.get_type_bound::<MyEnum>();
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py_run!(py, f mynum, "f(mynum.OtherVariant)")
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})
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}
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#[pyclass(eq, eq_int)]
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#[derive(Debug, PartialEq, Eq, Clone)]
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enum CustomDiscriminant {
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One = 1,
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Two = 2,
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}
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#[test]
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fn test_custom_discriminant() {
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Python::with_gil(|py| {
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#[allow(non_snake_case)]
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let CustomDiscriminant = py.get_type_bound::<CustomDiscriminant>();
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let one = Py::new(py, CustomDiscriminant::One).unwrap();
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let two = Py::new(py, CustomDiscriminant::Two).unwrap();
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py_run!(py, CustomDiscriminant one two, r#"
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assert CustomDiscriminant.One == one
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assert CustomDiscriminant.Two == two
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assert one != two
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"#);
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})
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}
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#[test]
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fn test_enum_to_int() {
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Python::with_gil(|py| {
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let one = Py::new(py, CustomDiscriminant::One).unwrap();
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py_assert!(py, one, "int(one) == 1");
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let v = Py::new(py, MyEnum::Variant).unwrap();
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let v_value = MyEnum::Variant as isize;
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py_run!(py, v v_value, "int(v) == v_value");
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})
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}
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#[test]
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fn test_enum_compare_int() {
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Python::with_gil(|py| {
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let one = Py::new(py, CustomDiscriminant::One).unwrap();
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py_run!(
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py,
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one,
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r#"
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assert one == 1
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assert 1 == one
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assert one != 2
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"#
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)
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})
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}
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#[pyclass(eq, eq_int)]
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#[derive(Debug, PartialEq, Eq, Clone)]
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#[repr(u8)]
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enum SmallEnum {
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V = 1,
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}
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#[test]
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fn test_enum_compare_int_no_throw_when_overflow() {
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Python::with_gil(|py| {
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let v = Py::new(py, SmallEnum::V).unwrap();
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py_assert!(py, v, "v != 1<<30")
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})
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}
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#[pyclass(eq, eq_int)]
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#[derive(Debug, PartialEq, Eq, Clone)]
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#[repr(usize)]
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#[allow(clippy::enum_clike_unportable_variant)]
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enum BigEnum {
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V = usize::MAX,
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}
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#[test]
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fn test_big_enum_no_overflow() {
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Python::with_gil(|py| {
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let usize_max = usize::MAX;
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let v = Py::new(py, BigEnum::V).unwrap();
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py_assert!(py, usize_max v, "v == usize_max");
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py_assert!(py, usize_max v, "int(v) == usize_max");
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})
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}
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#[pyclass(eq, eq_int)]
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#[derive(Debug, PartialEq, Eq, Clone)]
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#[repr(u16, align(8))]
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enum TestReprParse {
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V,
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}
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#[test]
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fn test_repr_parse() {
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assert_eq!(std::mem::align_of::<TestReprParse>(), 8);
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}
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#[pyclass(eq, eq_int, name = "MyEnum")]
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#[derive(Debug, PartialEq, Eq, Clone)]
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pub enum RenameEnum {
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Variant,
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}
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#[test]
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fn test_rename_enum_repr_correct() {
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Python::with_gil(|py| {
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let var1 = Py::new(py, RenameEnum::Variant).unwrap();
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py_assert!(py, var1, "repr(var1) == 'MyEnum.Variant'");
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})
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}
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#[pyclass(eq, eq_int)]
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#[derive(Debug, PartialEq, Eq, Clone)]
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pub enum RenameVariantEnum {
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#[pyo3(name = "VARIANT")]
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Variant,
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}
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#[test]
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fn test_rename_variant_repr_correct() {
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Python::with_gil(|py| {
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let var1 = Py::new(py, RenameVariantEnum::Variant).unwrap();
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py_assert!(py, var1, "repr(var1) == 'RenameVariantEnum.VARIANT'");
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})
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}
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#[pyclass(eq, eq_int, rename_all = "SCREAMING_SNAKE_CASE")]
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#[derive(Debug, PartialEq, Eq, Clone)]
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#[allow(clippy::enum_variant_names)]
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enum RenameAllVariantsEnum {
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VariantOne,
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VariantTwo,
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#[pyo3(name = "VariantThree")]
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VariantFour,
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}
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#[test]
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fn test_renaming_all_enum_variants() {
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Python::with_gil(|py| {
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let enum_obj = py.get_type_bound::<RenameAllVariantsEnum>();
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py_assert!(py, enum_obj, "enum_obj.VARIANT_ONE == enum_obj.VARIANT_ONE");
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py_assert!(py, enum_obj, "enum_obj.VARIANT_TWO == enum_obj.VARIANT_TWO");
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py_assert!(
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py,
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enum_obj,
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"enum_obj.VariantThree == enum_obj.VariantThree"
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);
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});
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}
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#[pyclass(module = "custom_module")]
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#[derive(Debug, Clone)]
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enum CustomModuleComplexEnum {
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Variant(),
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}
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#[test]
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fn test_custom_module() {
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Python::with_gil(|py| {
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let enum_obj = py.get_type_bound::<CustomModuleComplexEnum>();
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py_assert!(
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py,
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enum_obj,
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"enum_obj.Variant.__module__ == 'custom_module'"
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);
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});
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}
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#[pyclass(eq)]
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#[derive(Debug, Clone, PartialEq)]
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pub enum EqOnly {
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VariantA,
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VariantB,
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}
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#[test]
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fn test_simple_enum_eq_only() {
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Python::with_gil(|py| {
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let var1 = Py::new(py, EqOnly::VariantA).unwrap();
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let var2 = Py::new(py, EqOnly::VariantA).unwrap();
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let var3 = Py::new(py, EqOnly::VariantB).unwrap();
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py_assert!(py, var1 var2, "var1 == var2");
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py_assert!(py, var1 var3, "var1 != var3");
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})
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}
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#[pyclass(frozen, eq, eq_int, hash)]
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#[derive(PartialEq, Hash)]
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enum SimpleEnumWithHash {
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A,
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B,
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}
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#[test]
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fn test_simple_enum_with_hash() {
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Python::with_gil(|py| {
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use pyo3::types::IntoPyDict;
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let class = SimpleEnumWithHash::A;
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let hash = {
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use std::hash::{Hash, Hasher};
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let mut hasher = std::collections::hash_map::DefaultHasher::new();
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class.hash(&mut hasher);
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hasher.finish() as isize
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};
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let env = [
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("obj", Py::new(py, class).unwrap().into_any()),
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("hsh", hash.into_py(py)),
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]
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.into_py_dict_bound(py);
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py_assert!(py, *env, "hash(obj) == hsh");
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});
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}
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#[pyclass(eq, hash)]
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#[derive(PartialEq, Hash)]
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enum ComplexEnumWithHash {
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A(u32),
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B { msg: String },
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}
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#[test]
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fn test_complex_enum_with_hash() {
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Python::with_gil(|py| {
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use pyo3::types::IntoPyDict;
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let class = ComplexEnumWithHash::B {
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msg: String::from("Hello"),
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};
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let hash = {
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use std::hash::{Hash, Hasher};
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let mut hasher = std::collections::hash_map::DefaultHasher::new();
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class.hash(&mut hasher);
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hasher.finish() as isize
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};
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let env = [
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("obj", Py::new(py, class).unwrap().into_any()),
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("hsh", hash.into_py(py)),
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]
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.into_py_dict_bound(py);
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py_assert!(py, *env, "hash(obj) == hsh");
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});
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}
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#[allow(deprecated)]
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mod deprecated {
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use crate::py_assert;
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use pyo3::prelude::*;
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use pyo3::py_run;
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#[pyclass]
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#[derive(Debug, PartialEq, Eq, Clone)]
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pub enum MyEnum {
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Variant,
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OtherVariant,
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}
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#[test]
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fn test_enum_eq_enum() {
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Python::with_gil(|py| {
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let var1 = Py::new(py, MyEnum::Variant).unwrap();
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let var2 = Py::new(py, MyEnum::Variant).unwrap();
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let other_var = Py::new(py, MyEnum::OtherVariant).unwrap();
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py_assert!(py, var1 var2, "var1 == var2");
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py_assert!(py, var1 other_var, "var1 != other_var");
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py_assert!(py, var1 var2, "(var1 != var2) == False");
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})
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}
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#[test]
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fn test_enum_eq_incomparable() {
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Python::with_gil(|py| {
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let var1 = Py::new(py, MyEnum::Variant).unwrap();
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py_assert!(py, var1, "(var1 == 'foo') == False");
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py_assert!(py, var1, "(var1 != 'foo') == True");
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})
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}
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#[pyclass]
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enum CustomDiscriminant {
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One = 1,
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Two = 2,
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}
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#[test]
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fn test_custom_discriminant() {
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Python::with_gil(|py| {
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#[allow(non_snake_case)]
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let CustomDiscriminant = py.get_type_bound::<CustomDiscriminant>();
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let one = Py::new(py, CustomDiscriminant::One).unwrap();
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let two = Py::new(py, CustomDiscriminant::Two).unwrap();
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py_run!(py, CustomDiscriminant one two, r#"
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assert CustomDiscriminant.One == one
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assert CustomDiscriminant.Two == two
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assert CustomDiscriminant.One == 1
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assert CustomDiscriminant.Two == 2
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assert one != two
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assert CustomDiscriminant.One != 2
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assert CustomDiscriminant.Two != 1
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"#);
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})
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}
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}
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