servo/tests/unit/style/properties/scaffolding.rs
2016-08-16 22:29:07 -04:00

53 lines
1.8 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/. */
use rustc_serialize::json::Json;
use std::env;
use std::fs::{File, remove_file};
use std::path::Path;
use std::process::Command;
#[test]
fn properties_list_json() {
let top = Path::new(file!()).parent().unwrap().join("..").join("..").join("..").join("..");
let json = top.join("target").join("doc").join("servo").join("css-properties.json");
if json.exists() {
remove_file(&json).unwrap()
}
let python = env::var("PYTHON").ok().unwrap_or_else(find_python);
let script = top.join("components").join("style").join("properties").join("build.py");
let status = Command::new(python)
.arg(&script)
.arg("servo")
.arg("html")
.status()
.unwrap();
assert!(status.success());
let properties = Json::from_reader(&mut File::open(json).unwrap()).unwrap();
assert!(properties.as_object().unwrap().len() > 100);
assert!(properties.find("margin").is_some());
assert!(properties.find("margin-top").is_some());
}
#[cfg(windows)]
fn find_python() -> String {
if Command::new("python27.exe").arg("--version").output().is_ok() {
return "python27.exe".to_owned();
}
if Command::new("python.exe").arg("--version").output().is_ok() {
return "python.exe".to_owned();
}
panic!("Can't find python (tried python27.exe and python.exe)! Try fixing PATH or setting the PYTHON env var");
}
#[cfg(not(windows))]
fn find_python() -> String {
if Command::new("python2.7").arg("--version").output().unwrap().status.success() {
"python2.7"
} else {
"python"
}.to_owned()
}