mirror of
https://github.com/esphome/esphome.git
synced 2024-12-22 21:44:55 +01:00
299 lines
8 KiB
Python
299 lines
8 KiB
Python
from typing import Iterator
|
|
|
|
import math
|
|
|
|
import pytest
|
|
|
|
from esphome import cpp_generator as cg
|
|
from esphome import cpp_types as ct
|
|
|
|
|
|
class TestExpressions:
|
|
@pytest.mark.parametrize(
|
|
"target, expected",
|
|
(
|
|
(cg.RawExpression("foo && bar"), "foo && bar"),
|
|
(cg.AssignmentExpression(None, None, "foo", "bar", None), 'foo = "bar"'),
|
|
(cg.AssignmentExpression(ct.float_, "*", "foo", 1, None), "float *foo = 1"),
|
|
(cg.AssignmentExpression(ct.float_, "", "foo", 1, None), "float foo = 1"),
|
|
(cg.VariableDeclarationExpression(ct.int32, "*", "foo"), "int32_t *foo"),
|
|
(cg.VariableDeclarationExpression(ct.int32, "", "foo"), "int32_t foo"),
|
|
(cg.ParameterExpression(ct.std_string, "foo"), "std::string foo"),
|
|
),
|
|
)
|
|
def test_str__simple(self, target: cg.Expression, expected: str):
|
|
actual = str(target)
|
|
|
|
assert actual == expected
|
|
|
|
|
|
class TestExpressionList:
|
|
SAMPLE_ARGS = (1, "2", True, None, None)
|
|
|
|
def test_str(self):
|
|
target = cg.ExpressionList(*self.SAMPLE_ARGS)
|
|
|
|
actual = str(target)
|
|
|
|
assert actual == '1, "2", true'
|
|
|
|
def test_iter(self):
|
|
target = cg.ExpressionList(*self.SAMPLE_ARGS)
|
|
|
|
actual = iter(target)
|
|
|
|
assert isinstance(actual, Iterator)
|
|
assert len(tuple(actual)) == 3
|
|
|
|
|
|
class TestTemplateArguments:
|
|
SAMPLE_ARGS = (int, 1, "2", True, None, None)
|
|
|
|
def test_str(self):
|
|
target = cg.TemplateArguments(*self.SAMPLE_ARGS)
|
|
|
|
actual = str(target)
|
|
|
|
assert actual == '<int32_t, 1, "2", true>'
|
|
|
|
def test_iter(self):
|
|
target = cg.TemplateArguments(*self.SAMPLE_ARGS)
|
|
|
|
actual = iter(target)
|
|
|
|
assert isinstance(actual, Iterator)
|
|
assert len(tuple(actual)) == 4
|
|
|
|
|
|
class TestCallExpression:
|
|
def test_str__no_template_args(self):
|
|
target = cg.CallExpression(cg.RawExpression("my_function"), 1, "2", False)
|
|
|
|
actual = str(target)
|
|
|
|
assert actual == 'my_function(1, "2", false)'
|
|
|
|
def test_str__with_template_args(self):
|
|
target = cg.CallExpression(
|
|
cg.RawExpression("my_function"),
|
|
cg.TemplateArguments(int, float),
|
|
1,
|
|
"2",
|
|
False,
|
|
)
|
|
|
|
actual = str(target)
|
|
|
|
assert actual == 'my_function<int32_t, float>(1, "2", false)'
|
|
|
|
|
|
class TestStructInitializer:
|
|
def test_str(self):
|
|
target = cg.StructInitializer(
|
|
cg.MockObjClass("foo::MyStruct", parents=()),
|
|
("state", "on"),
|
|
("min_length", 1),
|
|
("max_length", 5),
|
|
("foo", None),
|
|
)
|
|
|
|
actual = str(target)
|
|
|
|
assert (
|
|
actual == "foo::MyStruct{\n"
|
|
' .state = "on",\n'
|
|
" .min_length = 1,\n"
|
|
" .max_length = 5,\n"
|
|
"}"
|
|
)
|
|
|
|
|
|
class TestArrayInitializer:
|
|
def test_str__empty(self):
|
|
target = cg.ArrayInitializer(None, None)
|
|
|
|
actual = str(target)
|
|
|
|
assert actual == "{}"
|
|
|
|
def test_str__not_multiline(self):
|
|
target = cg.ArrayInitializer(1, 2, 3, 4)
|
|
|
|
actual = str(target)
|
|
|
|
assert actual == "{1, 2, 3, 4}"
|
|
|
|
def test_str__multiline(self):
|
|
target = cg.ArrayInitializer(1, 2, 3, 4, multiline=True)
|
|
|
|
actual = str(target)
|
|
|
|
assert actual == "{\n 1,\n 2,\n 3,\n 4,\n}"
|
|
|
|
|
|
class TestParameterListExpression:
|
|
def test_str(self):
|
|
target = cg.ParameterListExpression(
|
|
cg.ParameterExpression(int, "foo"),
|
|
(float, "bar"),
|
|
)
|
|
|
|
actual = str(target)
|
|
|
|
assert actual == "int32_t foo, float bar"
|
|
|
|
|
|
class TestLambdaExpression:
|
|
def test_str__no_return(self):
|
|
target = cg.LambdaExpression(
|
|
(
|
|
"if ((foo == 5) && (bar < 10))) {\n",
|
|
"}",
|
|
),
|
|
((int, "foo"), (float, "bar")),
|
|
)
|
|
|
|
actual = str(target)
|
|
|
|
assert actual == (
|
|
"[=](int32_t foo, float bar) {\n"
|
|
" if ((foo == 5) && (bar < 10))) {\n"
|
|
" }\n"
|
|
"}"
|
|
)
|
|
|
|
def test_str__with_return(self):
|
|
target = cg.LambdaExpression(
|
|
("return (foo == 5) && (bar < 10));",),
|
|
cg.ParameterListExpression((int, "foo"), (float, "bar")),
|
|
"=",
|
|
bool,
|
|
)
|
|
|
|
actual = str(target)
|
|
|
|
assert actual == (
|
|
"[=](int32_t foo, float bar) -> bool {\n"
|
|
" return (foo == 5) && (bar < 10));\n"
|
|
"}"
|
|
)
|
|
|
|
|
|
class TestLiterals:
|
|
@pytest.mark.parametrize(
|
|
"target, expected",
|
|
(
|
|
(cg.StringLiteral("foo"), '"foo"'),
|
|
(cg.IntLiteral(0), "0"),
|
|
(cg.IntLiteral(42), "42"),
|
|
(cg.IntLiteral(4304967295), "4304967295ULL"),
|
|
(cg.IntLiteral(2150483647), "2150483647UL"),
|
|
(cg.IntLiteral(-2150083647), "-2150083647LL"),
|
|
(cg.BoolLiteral(True), "true"),
|
|
(cg.BoolLiteral(False), "false"),
|
|
(cg.HexIntLiteral(0), "0x00"),
|
|
(cg.HexIntLiteral(42), "0x2A"),
|
|
(cg.HexIntLiteral(682), "0x2AA"),
|
|
(cg.FloatLiteral(0.0), "0.0f"),
|
|
(cg.FloatLiteral(4.2), "4.2f"),
|
|
(cg.FloatLiteral(1.23456789), "1.23456789f"),
|
|
(cg.FloatLiteral(math.nan), "NAN"),
|
|
),
|
|
)
|
|
def test_str__simple(self, target: cg.Literal, expected: str):
|
|
actual = str(target)
|
|
|
|
assert actual == expected
|
|
|
|
|
|
FAKE_ENUM_VALUE = cg.EnumValue()
|
|
FAKE_ENUM_VALUE.enum_value = "foo"
|
|
|
|
|
|
@pytest.mark.parametrize(
|
|
"obj, expected_type",
|
|
(
|
|
(cg.RawExpression("foo"), cg.RawExpression),
|
|
(FAKE_ENUM_VALUE, cg.StringLiteral),
|
|
(True, cg.BoolLiteral),
|
|
("foo", cg.StringLiteral),
|
|
(cg.HexInt(42), cg.HexIntLiteral),
|
|
(42, cg.IntLiteral),
|
|
(42.1, cg.FloatLiteral),
|
|
(cg.TimePeriodMicroseconds(microseconds=42), cg.IntLiteral),
|
|
(cg.TimePeriodMilliseconds(milliseconds=42), cg.IntLiteral),
|
|
(cg.TimePeriodSeconds(seconds=42), cg.IntLiteral),
|
|
(cg.TimePeriodMinutes(minutes=42), cg.IntLiteral),
|
|
((1, 2, 3), cg.ArrayInitializer),
|
|
([1, 2, 3], cg.ArrayInitializer),
|
|
),
|
|
)
|
|
def test_safe_exp__allowed_values(obj, expected_type):
|
|
actual = cg.safe_exp(obj)
|
|
|
|
assert isinstance(actual, expected_type)
|
|
|
|
|
|
@pytest.mark.parametrize(
|
|
"obj, expected_type",
|
|
(
|
|
(bool, ct.bool_),
|
|
(int, ct.int32),
|
|
(float, ct.float_),
|
|
),
|
|
)
|
|
def test_safe_exp__allowed_types(obj, expected_type):
|
|
actual = cg.safe_exp(obj)
|
|
|
|
assert actual is expected_type
|
|
|
|
|
|
@pytest.mark.parametrize(
|
|
"obj, expected_error",
|
|
(
|
|
(cg.ID("foo"), "Object foo is an ID."),
|
|
((x for x in "foo"), r"Object <.*> is a coroutine."),
|
|
(None, "Object is not an expression"),
|
|
),
|
|
)
|
|
def test_safe_exp__invalid_values(obj, expected_error):
|
|
with pytest.raises(ValueError, match=expected_error):
|
|
cg.safe_exp(obj)
|
|
|
|
|
|
class TestStatements:
|
|
@pytest.mark.parametrize(
|
|
"target, expected",
|
|
(
|
|
(cg.RawStatement("foo && bar"), "foo && bar"),
|
|
(cg.ExpressionStatement("foo"), '"foo";'),
|
|
(cg.ExpressionStatement(42), "42;"),
|
|
(cg.LineComment("The point of foo is..."), "// The point of foo is..."),
|
|
(
|
|
cg.LineComment("Help help\nI'm being repressed"),
|
|
"// Help help\n// I'm being repressed",
|
|
),
|
|
(
|
|
cg.ProgmemAssignmentExpression(ct.uint16, "foo", "bar", None),
|
|
'static const uint16_t foo[] PROGMEM = "bar"',
|
|
),
|
|
),
|
|
)
|
|
def test_str__simple(self, target: cg.Statement, expected: str):
|
|
actual = str(target)
|
|
|
|
assert actual == expected
|
|
|
|
|
|
# TODO: This method has side effects in CORE
|
|
# def test_progmem_array():
|
|
# pass
|
|
|
|
|
|
class TestMockObj:
|
|
def test_getattr(self):
|
|
target = cg.MockObj("foo")
|
|
actual = target.eek
|
|
assert isinstance(actual, cg.MockObj)
|
|
assert actual.base == "foo.eek"
|
|
assert actual.op == "."
|