gst-plugins-rs/text/json/tests/json.rs

100 lines
2.8 KiB
Rust

// Copyright (C) 2020 Mathieu Duponchelle <mathieu@centricular.com>
//
// This Source Code Form is subject to the terms of the Mozilla Public License, v2.0.
// If a copy of the MPL was not distributed with this file, You can obtain one at
// <https://mozilla.org/MPL/2.0/>.
//
// SPDX-License-Identifier: MPL-2.0
#![allow(clippy::single_match)]
use gst::prelude::*;
fn init() {
use std::sync::Once;
static INIT: Once = Once::new();
INIT.call_once(|| {
gst::init().unwrap();
gstrsjson::plugin_register_static().expect("json test");
});
}
#[test]
fn test_enc() {
init();
let input = "{\"foo\":42}";
let mut h = gst_check::Harness::new("jsongstenc");
h.set_src_caps_str("application/x-json, format=test");
let buf = {
let mut buf = gst::Buffer::from_mut_slice(Vec::from(input));
let buf_ref = buf.get_mut().unwrap();
buf_ref.set_pts(gst::ClockTime::ZERO);
buf_ref.set_duration(2.seconds());
buf
};
assert_eq!(h.push(buf), Ok(gst::FlowSuccess::Ok));
let buf = h.pull().expect("Couldn't pull buffer");
let map = buf.map_readable().expect("Couldn't map buffer readable");
assert_eq!(
std::str::from_utf8(map.as_ref()),
Ok("{\"Header\":{\"format\":\"test\"}}\n"),
);
let buf = h.pull().expect("Couldn't pull buffer");
assert_eq!(buf.pts(), Some(gst::ClockTime::ZERO));
assert_eq!(buf.duration(), Some(2.seconds()));
let map = buf.map_readable().expect("Couldn't map buffer readable");
assert_eq!(
std::str::from_utf8(map.as_ref()),
Ok("{\"Buffer\":{\"pts\":0,\"duration\":2000000000,\"data\":{\"foo\":42}}}\n")
);
}
#[test]
fn test_parse() {
init();
let input = [
"{\"Header\":{\"format\":\"test\"}}\n",
"{\"Buffer\":{\"pts\":0,\"duration\":2000000000,\"data\":{\"foo\":42}}}\n",
];
let mut h = gst_check::Harness::new("jsongstparse");
h.set_src_caps_str("text/x-raw");
for input in &input {
let buf = gst::Buffer::from_mut_slice(Vec::from(&input[..]));
assert_eq!(h.push(buf), Ok(gst::FlowSuccess::Ok));
}
while h.events_in_queue() > 0 {
use gst::EventView;
let ev = h.pull_event().unwrap();
match ev.view() {
EventView::Caps(ev) => {
assert!(ev.caps().is_strictly_equal(
&gst::Caps::builder("application/x-json")
.field("format", "test")
.build()
));
}
_ => (),
}
}
let buf = h.pull().expect("Couldn't pull buffer");
let map = buf.map_readable().expect("Couldn't map buffer readable");
assert_eq!(buf.pts(), Some(gst::ClockTime::ZERO));
assert_eq!(buf.duration(), Some(2.seconds()));
assert_eq!(std::str::from_utf8(map.as_ref()), Ok("{\"foo\":42}"));
}