from typing import Set

import pytest

from pynecone.compiler import utils


@pytest.mark.parametrize(
    "lib,fields,output",
    [
        ("axios", {"axios"}, 'import axios from "axios"'),
        ("axios", {"foo", "bar"}, 'import {bar, foo} from "axios"'),
        ("axios", {"axios", "foo", "bar"}, 'import axios, {bar, foo} from "axios"'),
    ],
)
def test_compile_import_statement(lib: str, fields: Set[str], output: str):
    """Test the compile_import_statement function.

    Args:
        lib: The library name.
        fields: The fields to import.
        output: The expected output.
    """
    assert utils.compile_import_statement(lib, fields) == output


@pytest.mark.parametrize(
    "import_dict,output",
    [
        ({}, ""),
        ({"axios": {"axios"}}, 'import axios from "axios"'),
        ({"axios": {"foo", "bar"}}, 'import {bar, foo} from "axios"'),
        (
            {"axios": {"axios", "foo", "bar"}, "react": {"react"}},
            'import axios, {bar, foo} from "axios"\nimport react from "react"',
        ),
        ({"": {"lib1.js", "lib2.js"}}, 'import "lib1.js"\nimport "lib2.js"'),
        (
            {"": {"lib1.js", "lib2.js"}, "axios": {"axios"}},
            'import "lib1.js"\nimport "lib2.js"\nimport axios from "axios"',
        ),
    ],
)
def test_compile_imports(
    import_dict: utils.ImportDict, output: str, windows_platform: bool
):
    """Test the compile_imports function.

    Args:
        import_dict: The import dictionary.
        output: The expected output.
        windows_platform: whether system is windows.
    """
    assert utils.compile_imports(import_dict) == (
        output.replace("\n", "\r\n") if windows_platform else output
    )


@pytest.mark.parametrize(
    "name,value,output",
    [
        ("foo", "bar", 'const foo = "bar"'),
        ("num", 1, "const num = 1"),
        ("check", False, "const check = false"),
        ("arr", [1, 2, 3], "const arr = [1, 2, 3]"),
        ("obj", {"foo": "bar"}, 'const obj = {"foo": "bar"}'),
    ],
)
def test_compile_constant_declaration(name: str, value: str, output: str):
    """Test the compile_constant_declaration function.

    Args:
        name: The name of the constant.
        value: The value of the constant.
        output: The expected output.
    """
    assert utils.compile_constant_declaration(name, value) == output