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|
use std::ffi::OsStr;
use std::fs;
use std::io;
use std::option::Option;
use std::path::{Path, PathBuf};
use imgui;
use rlua::Lua;
#[derive(Default, PartialEq)]
pub struct Test {
pub path: PathBuf,
text: Option<String>,
}
impl Test {
pub fn new(path: PathBuf) -> Test {
Test {
path: path,
text: None,
}
}
pub fn read(&mut self) -> &str {
if self.text.is_none() {
self.text = Some(fs::read_to_string(&self.path).expect("Failed to read file"));
}
return self.text.as_ref().unwrap();
}
pub fn text(&self) -> &str {
return match &self.text {
Some(text) => text,
None => "",
}
}
}
#[derive(Default)]
pub struct Bench {
lua: Lua,
tests: Vec<Test>,
tests_path: PathBuf,
selected_test: Option<usize>,
console: Vec<imgui::ImString>,
}
impl Bench {
pub fn new() -> Bench {
/* Prepare lua environment */
let lua = Lua::new();
let lua_setup = lua.context(|context| -> rlua::Result<()> {
use rlua::{String, Variadic};
let globals = context.globals();
let ui_table = context.create_table()?;
let ui_print = context.create_function(|_, strings: Variadic<String>| {
Ok(())
})?;
ui_table.set("print", ui_print)?;
globals.set("ui", ui_table)?;
Ok(())
});
// TODO: handle errors
// if let Err(e) = lua_setup {}
let mut b = Bench {
lua: lua,
tests: Vec::new(),
tests_path: PathBuf::from("lua"),
selected_test: None,
console: Vec::new(),
};
// TODO: set graphically and use RV
b.load_tests();
return b;
}
pub fn load_tests(&mut self) -> io::Result<()>
{
let entries: Result<Vec<PathBuf>, io::Error> = fs::read_dir(&self.tests_path)?
.into_iter()
.map(|r| r.map(|f| f.path()))
.collect();
match entries {
Ok(files) => {
self.tests = files
.into_iter()
.filter(|f| f.is_file())
.filter(|f| f.extension().unwrap_or(OsStr::new("")) == "lua")
.map(|f| Test::new(f))
.collect();
return Ok(());
}
Err(e) => return Err(e),
}
}
pub fn draw(&mut self, _: &mut bool, ui: &mut imgui::Ui) {
use imgui::*;
let win = Window::new(im_str!("Testbench"))
.size([400., 500.], Condition::Appearing)
.position([20., 20.], Condition::Appearing);
win.build(&ui, || {
for (index, test) in self.tests.iter().enumerate() {
if let Some(test_name) = test.path.to_str() {
let test_name: ImString = test_name.to_string().into();
let selected = matches!(self.selected_test, Some(i) if i == index);
if Selectable::new(&test_name).selected(selected).build(ui) {
self.selected_test = Some(index)
}
}
}
ui.separator();
if let Some(index) = self.selected_test {
if let Some(test_name) = self.tests[index].path.to_str() {
let imstr: ImString =
format!("Selected Test: {}", test_name).to_string().into();
ui.text_wrapped(&imstr);
ui.same_line(0.);
if ui.button(im_str!("Run"), [0., 0.]) {
self.run_test(index);
}
ui.same_line(0.);
if ui.button(im_str!("Show"), [0., 0.]) {
self.show_test(index);
}
}
}
ui.separator();
ChildWindow::new("console")
.size([0., 0.])
.scrollable(true)
.build(&ui, || {
for line in &self.console {
ui.text(line);
}
});
});
}
fn run_test(&mut self, index: usize) {
if let Some(test) = self.tests.get_mut(index) {
let text = test.read();
let mut output = imgui::ImString::new("");
self.lua.context(
|context| match context.load(text).eval::<rlua::MultiValue>() {
Ok(values) => {
output.push_str(
&values
.iter()
.map(|value| format!("{:?}", value))
.collect::<Vec<_>>()
.join("\t"),
);
}
Err(e) => {
output.push_str(&e.to_string());
}
},
);
self.console.push(output);
}
}
fn show_test(&self, index: usize) {}
}
|
