servo/components/config/tests/prefs.rs
2018-11-06 22:35:07 +01:00

90 lines
2.8 KiB
Rust

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
extern crate servo_config;
use servo_config::basedir;
use servo_config::prefs::{read_prefs, PrefValue, PREFS};
use std::fs::{self, File};
use std::io::{Read, Write};
#[test]
fn test_create_pref() {
let json_str = "{\
\"layout.writing-mode.enabled\": true,\
\"network.mime.sniff\": false,\
\"shell.homepage\": \"https://servo.org\"\
}";
let prefs = read_prefs(json_str);
assert!(prefs.is_ok());
let prefs = prefs.unwrap();
assert_eq!(prefs.len(), 3);
}
#[test]
fn test_get_set_reset_extend() {
let json_str = "{\
\"layout.writing-mode.enabled\": true,\
\"extra.stuff\": false,\
\"shell.homepage\": \"https://google.com\"\
}";
assert_eq!(*PREFS.get("test"), PrefValue::Missing);
PREFS.set("test", PrefValue::String("hi".to_owned()));
assert_eq!(*PREFS.get("test"), PrefValue::String("hi".to_owned()));
assert_eq!(
*PREFS.get("shell.homepage"),
PrefValue::String("https://servo.org".to_owned())
);
PREFS.set("shell.homepage", PrefValue::Boolean(true));
assert_eq!(*PREFS.get("shell.homepage"), PrefValue::Boolean(true));
PREFS.reset("shell.homepage");
assert_eq!(
*PREFS.get("shell.homepage"),
PrefValue::String("https://servo.org".to_owned())
);
let extension = read_prefs(json_str).unwrap();
PREFS.extend(extension);
assert_eq!(
*PREFS.get("shell.homepage"),
PrefValue::String("https://google.com".to_owned())
);
assert_eq!(
*PREFS.get("layout.writing-mode.enabled"),
PrefValue::Boolean(true)
);
assert_eq!(*PREFS.get("extra.stuff"), PrefValue::Boolean(false));
}
#[cfg(not(target_os = "android"))]
#[test]
fn test_default_config_dir_create_read_write() {
let json_str = "{\
\"layout.writing-mode.enabled\": true,\
\"extra.stuff\": false,\
\"shell.homepage\": \"https://google.com\"\
}";
let mut expected_json = String::new();
let config_path = basedir::default_config_dir().unwrap();
if !config_path.exists() {
fs::create_dir_all(&config_path).unwrap();
}
let json_path = config_path.join("test_config.json");
let mut fd = File::create(&json_path).unwrap();
assert_eq!(json_path.exists(), true);
fd.write_all(json_str.as_bytes()).unwrap();
let mut fd = File::open(&json_path).unwrap();
fd.read_to_string(&mut expected_json).unwrap();
assert_eq!(json_str, expected_json);
fs::remove_file(&json_path).unwrap();
}