r3bl_tui 0.3.8

TUI library inspired by Redux, Redux, Flexbox, CSS, editor components, etc
Documentation 
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/*
 *   Copyright (c) 2022 R3BL LLC
 *   All rights reserved.
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 */

#[cfg(test)]
mod tests {
    use crossterm::event::*;
    use r3bl_rs_utils_core::*;

    use crate::*;

    #[test]
    fn test_keypress_character_key() {
        // No modifier.
        {
            let macro_syntax = keypress! { @char 'a' };
            let struct_syntax = KeyPress::Plain {
                key: Key::Character('a'),
            };
            assert_eq2!(macro_syntax, struct_syntax);
        }

        // With modifier.
        {
            let macro_syntax =
                keypress! { @char ModifierKeysMask::new().with_shift().with_ctrl(), 'a' };
            let struct_syntax = KeyPress::WithModifiers {
                key: Key::Character('a'),
                mask: ModifierKeysMask::new().with_shift().with_ctrl(),
            };
            assert_eq2!(macro_syntax, struct_syntax);
        }
    }

    #[test]
    fn test_keypress_special_key() {
        // No modifier.
        {
            let macro_syntax = keypress! { @special SpecialKey::Left };
            let struct_syntax = KeyPress::Plain {
                key: Key::SpecialKey(SpecialKey::Left),
            };
            assert_eq2!(macro_syntax, struct_syntax);
        }
        // With modifier.
        {
            let macro_syntax = keypress! { @special ModifierKeysMask::new().with_alt().with_ctrl(), SpecialKey::Left };
            let struct_syntax = KeyPress::WithModifiers {
                key: Key::SpecialKey(SpecialKey::Left),
                mask: ModifierKeysMask::new().with_alt().with_ctrl(),
            };
            assert_eq2!(macro_syntax, struct_syntax);
        }
    }

    #[test]
    fn test_keypress_function_key() {
        // No modifier.
        {
            let macro_syntax = keypress! { @fn FunctionKey::F1 };
            let struct_syntax = KeyPress::Plain {
                key: Key::FunctionKey(FunctionKey::F1),
            };
            assert_eq2!(macro_syntax, struct_syntax);
        }
        // With modifier.
        {
            let macro_syntax =
                keypress! { @fn ModifierKeysMask::new().with_shift(), FunctionKey::F1 };
            let struct_syntax = KeyPress::WithModifiers {
                key: Key::FunctionKey(FunctionKey::F1),
                mask: ModifierKeysMask::new().with_shift(),
            };
            assert_eq2!(macro_syntax, struct_syntax);
        }
    }

    #[test]
    fn test_keypress() -> Result<(), ()> {
        // "x"
        {
            let key_event =
                keyevent!(code: KeyCode::Char('x'), modifiers: KeyModifiers::NONE);
            let keypress: KeyPress = key_event.try_into()?;
            assert_eq2!(
                keypress,
                KeyPress::Plain {
                    key: Key::Character('x'),
                }
            );
        }

        // "Ctrl + x"
        {
            let key_event =
                keyevent!(code: KeyCode::Char('x'), modifiers: KeyModifiers::CONTROL);
            let converted_keypress: KeyPress = key_event.try_into()?;
            assert_eq2!(
                converted_keypress,
                KeyPress::WithModifiers {
                    mask: ModifierKeysMask::new().with_ctrl(),
                    key: Key::Character('x'),
                }
            );
        }

        // "Ctrl + Alt + x"
        {
            let key_event = keyevent!(
              code: KeyCode::Char('x'),
              modifiers: KeyModifiers::CONTROL | KeyModifiers::ALT
            );
            let converted_keypress: KeyPress = key_event.try_into()?;
            assert_eq2!(
                converted_keypress,
                KeyPress::WithModifiers {
                    mask: ModifierKeysMask::new().with_alt().with_ctrl(),
                    key: Key::Character('x'),
                }
            );
        }

        Ok(())
    }
}