Toc: serde impl

This commit is contained in:
François Laignel 2018-07-07 13:01:43 +02:00 committed by Sebastian Dröge
parent 20834e475b
commit 3f0cd6fb87
3 changed files with 393 additions and 3 deletions

View file

@ -51,9 +51,6 @@ generate = [
"Gst.TagSetter",
"Gst.QOSType",
"Gst.EventType",
"Gst.TocScope",
"Gst.TocEntryType",
"Gst.TocLoopType",
"Gst.TocSetter",
"Gst.ClockType",
"Gst.ElementFlags",
@ -167,6 +164,27 @@ status = "generate"
name = "Serialize, Deserialize"
cfg_condition = "feature = \"ser_de\""
[[object]]
name = "Gst.TocScope"
status = "generate"
[[object.derive]]
name = "Serialize, Deserialize"
cfg_condition = "feature = \"ser_de\""
[[object]]
name = "Gst.TocEntryType"
status = "generate"
[[object.derive]]
name = "Serialize, Deserialize"
cfg_condition = "feature = \"ser_de\""
[[object]]
name = "Gst.TocLoopType"
status = "generate"
[[object.derive]]
name = "Serialize, Deserialize"
cfg_condition = "feature = \"ser_de\""
[[object]]
name = "Gst.Structure"
status = "manual"

View file

@ -2493,6 +2493,7 @@ impl SetValue for TaskState {
}
#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
#[cfg_attr(feature = "ser_de", derive(Serialize, Deserialize))]
pub enum TocEntryType {
Angle,
Version,
@ -2565,6 +2566,7 @@ impl SetValue for TocEntryType {
}
#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
#[cfg_attr(feature = "ser_de", derive(Serialize, Deserialize))]
pub enum TocLoopType {
None,
Forward,
@ -2628,6 +2630,7 @@ impl SetValue for TocLoopType {
}
#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
#[cfg_attr(feature = "ser_de", derive(Serialize, Deserialize))]
pub enum TocScope {
Global,
Current,

View file

@ -263,6 +263,122 @@ impl fmt::Debug for TocEntryRef {
unsafe impl Sync for TocEntryRef {}
unsafe impl Send for TocEntryRef {}
#[cfg(feature = "ser_de")]
mod serde {
use serde::de::{Deserialize, Deserializer};
use serde::ser::{Serialize, Serializer, SerializeStruct};
use tags::*;
use super::*;
impl Serialize for TocRef {
fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
let mut toc = serializer.serialize_struct("Toc", 3)?;
toc.serialize_field("scope", &self.get_scope())?;
toc.serialize_field("tags", &self.get_tags())?;
toc.serialize_field("entries", &self.get_entries())?;
toc.end()
}
}
impl Serialize for Toc {
fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
self.as_ref().serialize(serializer)
}
}
impl Serialize for TocEntryRef {
fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
let mut toc_entry = serializer.serialize_struct("TocEntry", 6)?;
toc_entry.serialize_field("entry_type", &self.get_entry_type())?;
toc_entry.serialize_field("uid", &self.get_uid())?;
toc_entry.serialize_field("start_stop", &self.get_start_stop_times())?;
toc_entry.serialize_field("tags", &self.get_tags())?;
toc_entry.serialize_field("loop_", &self.get_loop())?;
toc_entry.serialize_field("sub_entries", &self.get_sub_entries())?;
toc_entry.end()
}
}
impl Serialize for TocEntry {
fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
self.as_ref().serialize(serializer)
}
}
#[derive(Deserialize)]
struct TocDe {
scope: TocScope,
tags: Option<TagList>,
entries: Vec<TocEntry>,
}
impl From<TocDe> for Toc {
fn from(mut toc_de: TocDe) -> Self {
let mut toc = Toc::new(toc_de.scope);
{
let toc = toc.get_mut().unwrap();
if let Some(tags) = toc_de.tags.take() {
toc.set_tags(tags);
}
let entry_iter = toc_de.entries.drain(..);
for entry in entry_iter {
toc.append_entry(entry);
}
}
toc
}
}
impl<'de> Deserialize<'de> for Toc {
fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
TocDe::deserialize(deserializer)
.and_then(|toc_de| Ok(toc_de.into()))
}
}
#[derive(Deserialize)]
struct TocEntryDe {
entry_type: TocEntryType,
uid: String,
start_stop: Option<(i64, i64)>,
tags: Option<TagList>,
loop_: Option<(TocLoopType, i32)>,
sub_entries: Vec<TocEntry>,
}
impl From<TocEntryDe> for TocEntry {
fn from(mut toc_entry_de: TocEntryDe) -> Self {
let mut toc_entry = TocEntry::new(toc_entry_de.entry_type, toc_entry_de.uid.as_str());
{
let toc_entry = toc_entry.get_mut().unwrap();
if let Some(start_stop) = toc_entry_de.start_stop.take() {
toc_entry.set_start_stop_times(start_stop.0, start_stop.1);
}
if let Some(tags) = toc_entry_de.tags.take() {
toc_entry.set_tags(tags);
}
if let Some(loop_) = toc_entry_de.loop_.take() {
toc_entry.set_loop(loop_.0, loop_.1);
}
let entry_iter = toc_entry_de.sub_entries.drain(..);
for sub_entries in entry_iter {
toc_entry.append_sub_entry(sub_entries);
}
}
toc_entry
}
}
impl<'de> Deserialize<'de> for TocEntry {
fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
TocEntryDe::deserialize(deserializer)
.and_then(|toc_entry_de| Ok(toc_entry_de.into()))
}
}
}
#[cfg(test)]
mod tests {
use super::*;
@ -311,4 +427,257 @@ mod tests {
assert!(parent.is_some());
assert_eq!(parent.unwrap().get_entry_type(), TocEntryType::Chapter);
}
#[cfg(feature = "ser_de")]
#[test]
fn test_serialize() {
extern crate ron;
use tags::Title;
use super::*;
::init().unwrap();
let mut toc = Toc::new(TocScope::Global);
{
let toc = toc.get_mut().unwrap();
let mut tags = TagList::new();
tags.get_mut().unwrap().add::<Title>(&"toc", TagMergeMode::Append);
toc.set_tags(tags);
let mut toc_edition = TocEntry::new(TocEntryType::Edition, "edition");
{
let toc_edition = toc_edition.get_mut().unwrap();
toc_edition.set_start_stop_times(0, 15);
let mut toc_chap_1 = TocEntry::new(TocEntryType::Chapter, "chapter1");
{
let toc_chap_1 = toc_chap_1.get_mut().unwrap();
toc_chap_1.set_start_stop_times(0, 10);
let mut toc_chap_1_1 = TocEntry::new(TocEntryType::Chapter, "chapter1.1");
{
let toc_chap_1_1 = toc_chap_1_1.get_mut().unwrap();
toc_chap_1_1.set_start_stop_times(0, 4);
let mut tags = TagList::new();
tags.get_mut().unwrap().add::<Title>(&"chapter 1.1", TagMergeMode::Append);
toc_chap_1_1.set_tags(tags);
}
toc_chap_1.append_sub_entry(toc_chap_1_1);
let mut toc_chap_1_2 = TocEntry::new(TocEntryType::Chapter, "chapter1.2");
{
let toc_chap_1_2 = toc_chap_1_2.get_mut().unwrap();
toc_chap_1_2.set_start_stop_times(4, 10);
let mut tags = TagList::new();
tags.get_mut().unwrap().add::<Title>(&"chapter 1.2", TagMergeMode::Append);
toc_chap_1_2.set_tags(tags);
}
toc_chap_1.append_sub_entry(toc_chap_1_2);
}
toc_edition.append_sub_entry(toc_chap_1);
let mut toc_chap_2 = TocEntry::new(TocEntryType::Chapter, "chapter2");
{
let toc_chap_2 = toc_chap_2.get_mut().unwrap();
toc_chap_2.set_start_stop_times(10, 15);
let mut tags = TagList::new();
tags.get_mut().unwrap().add::<Title>(&"chapter 2", TagMergeMode::Append);
toc_chap_2.set_tags(tags);
}
toc_edition.append_sub_entry(toc_chap_2);
}
toc.append_entry(toc_edition);
}
// don't use newlines
let mut pretty_config = ron::ser::PrettyConfig::default();
pretty_config.new_line = "".to_string();
let res = ron::ser::to_string_pretty(&toc, pretty_config);
assert_eq!(
Ok(
concat!(
"(",
" scope: Global,",
" tags: Some([",
" (\"title\", \"toc\"),",
" ]),",
" entries: [",
" (",
" entry_type: Edition,",
" uid: \"edition\",",
" start_stop: Some((0, 15)),",
" tags: None,",
" loop_: Some((None, 0)),",
" sub_entries: [",
" (",
" entry_type: Chapter,",
" uid: \"chapter1\",",
" start_stop: Some((0, 10)),",
" tags: None,",
" loop_: Some((None, 0)),",
" sub_entries: [",
" (",
" entry_type: Chapter,",
" uid: \"chapter1.1\",",
" start_stop: Some((0, 4)),",
" tags: Some([",
" (\"title\", \"chapter 1.1\"),",
" ]),",
" loop_: Some((None, 0)),",
" sub_entries: [",
" ],",
" ),",
" (",
" entry_type: Chapter,",
" uid: \"chapter1.2\",",
" start_stop: Some((4, 10)),",
" tags: Some([",
" (\"title\", \"chapter 1.2\"),",
" ]),",
" loop_: Some((None, 0)),",
" sub_entries: [",
" ],",
" ),",
" ],",
" ),",
" (",
" entry_type: Chapter,",
" uid: \"chapter2\",",
" start_stop: Some((10, 15)),",
" tags: Some([",
" (\"title\", \"chapter 2\"),",
" ]),",
" loop_: Some((None, 0)),",
" sub_entries: [",
" ],",
" ),",
" ],",
" ),",
" ],",
")",
).to_owned()
),
res,
);
}
#[cfg(feature = "ser_de")]
#[test]
fn test_deserialize() {
extern crate ron;
use tags::Title;
::init().unwrap();
let toc_ron = r#"
(
scope: Global,
tags: Some([
("title", "toc"),
]),
entries: [
(
entry_type: Edition,
uid: "edition",
start_stop: Some((0, 15)),
tags: None,
loop_: Some((None, 0)),
sub_entries: [
(
entry_type: Chapter,
uid: "chapter1",
start_stop: Some((0, 10)),
tags: None,
loop_: Some((None, 0)),
sub_entries: [
(
entry_type: Chapter,
uid: "chapter1.1",
start_stop: Some((0, 4)),
tags: Some([
("title", "chapter 1.1"),
]),
loop_: Some((None, 0)),
sub_entries: [
],
),
(
entry_type: Chapter,
uid: "chapter1.2",
start_stop: Some((4, 10)),
tags: Some([
("title", "chapter 1.2"),
]),
loop_: Some((None, 0)),
sub_entries: [
],
),
],
),
(
entry_type: Chapter,
uid: "chapter2",
start_stop: Some((10, 15)),
tags: Some([
("title", "chapter 2"),
]),
loop_: Some((None, 0)),
sub_entries: [
],
),
],
),
],
)
"#;
let toc: Toc = ron::de::from_str(toc_ron).unwrap();
assert_eq!(toc.get_scope(), TocScope::Global);
let entries = toc.get_entries();
assert_eq!(1, entries.len());
let edition = &entries[0];
assert_eq!(TocEntryType::Edition, edition.get_entry_type());
assert_eq!("edition", edition.get_uid());
assert!(edition.get_tags().is_none());
assert_eq!(Some((0, 15)), edition.get_start_stop_times());
let sub_entries = edition.get_sub_entries();
assert_eq!(2, sub_entries.len());
let chapter1 = &sub_entries[0];
assert_eq!(TocEntryType::Chapter, chapter1.get_entry_type());
assert_eq!("chapter1", chapter1.get_uid());
assert!(chapter1.get_tags().is_none());
assert_eq!(Some((0, 10)), chapter1.get_start_stop_times());
let chap1_sub_entries = chapter1.get_sub_entries();
assert_eq!(2, sub_entries.len());
let chapter1_1 = &chap1_sub_entries[0];
assert_eq!(TocEntryType::Chapter, chapter1_1.get_entry_type());
assert_eq!("chapter1.1", chapter1_1.get_uid());
assert_eq!(Some((0, 4)), chapter1_1.get_start_stop_times());
let tags = chapter1_1.get_tags().unwrap();
assert_eq!(Some("chapter 1.1"), tags.get_index::<Title>(0).unwrap().get());
assert_eq!(0, chapter1_1.get_sub_entries().len());
let chapter1_2 = &chap1_sub_entries[1];
assert_eq!(TocEntryType::Chapter, chapter1_2.get_entry_type());
assert_eq!("chapter1.2", chapter1_2.get_uid());
assert_eq!(Some((4, 10)), chapter1_2.get_start_stop_times());
let tags = chapter1_2.get_tags().unwrap();
assert_eq!(Some("chapter 1.2"), tags.get_index::<Title>(0).unwrap().get());
assert_eq!(0, chapter1_2.get_sub_entries().len());
let chapter2 = &sub_entries[1];
assert_eq!(TocEntryType::Chapter, chapter2.get_entry_type());
assert_eq!("chapter2", chapter2.get_uid());
let tags = chapter2.get_tags().unwrap();
assert_eq!(Some("chapter 2"), tags.get_index::<Title>(0).unwrap().get());
assert_eq!(Some((10, 15)), chapter2.get_start_stop_times());
assert_eq!(0, chapter2.get_sub_entries().len());
}
}