settings/display/
display_configuration.rs

1// Copyright 2021 The Fuchsia Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5//! This file contains a number of enums and structs that are used as an
6//! internal representation of the configuration data found in
7//! `/config/data/display_configuration.json`.
8
9use std::rc::Rc;
10use std::sync::Mutex;
11
12use serde::{Deserialize, Serialize};
13
14use crate::config::default_settings::DefaultSetting;
15use crate::inspect::config_logger::InspectConfigLogger;
16
17/// Possible theme modes that can be found in
18/// `/config/data/display_configuration.json`.
19#[derive(PartialEq, Debug, Clone, Copy, Serialize, Deserialize)]
20pub enum ConfigurationThemeMode {
21    Auto,
22}
23
24/// Possible theme types that can be found in
25/// `/config/data/display_configuration.json`.
26#[derive(PartialEq, Debug, Clone, Copy, Serialize, Deserialize)]
27pub enum ConfigurationThemeType {
28    Light,
29}
30
31/// Internal representation of the display configuration stored in
32/// `/config/data/display_configuration.json`.
33#[derive(PartialEq, Debug, Clone, Deserialize)]
34pub struct DisplayConfiguration {
35    pub theme: ThemeConfiguration,
36}
37
38/// Internal representation of the theme portion of the configuration stored in
39/// `/config/data/display_configuration.json`.
40#[derive(PartialEq, Debug, Clone, Deserialize)]
41pub struct ThemeConfiguration {
42    pub theme_mode: Vec<ConfigurationThemeMode>,
43    pub theme_type: ConfigurationThemeType,
44}
45
46pub fn build_display_default_settings(
47    config_logger: Rc<Mutex<InspectConfigLogger>>,
48) -> DefaultSetting<DisplayConfiguration, &'static str> {
49    DefaultSetting::new(None, "/config/data/display_configuration.json", config_logger)
50}
51
52#[cfg(test)]
53mod test {
54    use super::*;
55    use fuchsia_inspect::component;
56
57    #[fuchsia::test(allow_stalls = false)]
58    async fn test_display_configuration() {
59        let config_logger =
60            Rc::new(Mutex::new(InspectConfigLogger::new(component::inspector().root())));
61        let default_value = build_display_default_settings(config_logger)
62            .load_default_value()
63            .expect("Invalid display configuration")
64            .expect("Unable to parse configuration");
65
66        assert_eq!(default_value.theme.theme_mode, vec![ConfigurationThemeMode::Auto]);
67        assert_eq!(default_value.theme.theme_type, ConfigurationThemeType::Light);
68    }
69}
settings/display/display_configuration.rs

settings/display/
display_configuration.rs
