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Improve the SGF representation and API #69

Merged
savanni merged 2 commits from improved-sgf-api into main 2023-08-30 03:20:09 +00:00
Conversation 0 Commits 2 Files Changed 5 +560 -260
5 changed files with 560 additions and 260 deletions
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@ -19,9 +19,9 @@ checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
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@ -70,9 +70,9 @@ dependencies = [
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@ -139,7 +139,7 @@ checksum = "ab3603c4028a5e368d09b51c8b624b9a46edcd7c3778284077a6125af73c9f0a"
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@ -151,7 +151,7 @@ version = "0.17.10"
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@ -201,7 +201,7 @@ dependencies = [
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@ -742,10 +742,10 @@ dependencies = [
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@ -890,6 +945,20 @@ dependencies = [
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@ -985,11 +1075,11 @@ checksum = "c07a84fb4dcf1323d29435aa85e2f5f58bef564342bef06775ec7bd0da1f01b0"
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@ -1005,15 +1095,15 @@ dependencies = [
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@ -1039,13 +1129,13 @@ dependencies = [
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@ -1759,9 +1874,9 @@ dependencies = [
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version = "0.2.12" version = "0.2.13"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "12cc1b0bf1727a77a54b6654e7b5f1af8604923edc8b81885f8ec92f9e3f0a05" checksum = "8afb450f006bf6385ca15ef45d71d2288452bc3683ce2e2cacc0d18e4be60b58"
[[package]] [[package]]
name = "pin-utils" name = "pin-utils"
@ -1953,25 +2068,25 @@ dependencies = [
[[package]] [[package]]
name = "regex" name = "regex"
version = "1.9.3" version = "1.9.4"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "81bc1d4caf89fac26a70747fe603c130093b53c773888797a6329091246d651a" checksum = "12de2eff854e5fa4b1295edd650e227e9d8fb0c9e90b12e7f36d6a6811791a29"
dependencies = [ dependencies = [
"aho-corasick", "aho-corasick",
"memchr", "memchr",
"regex-automata", "regex-automata",
"regex-syntax 0.7.4", "regex-syntax 0.7.5",
] ]
[[package]] [[package]]
name = "regex-automata" name = "regex-automata"
version = "0.3.6" version = "0.3.7"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fed1ceff11a1dddaee50c9dc8e4938bd106e9d89ae372f192311e7da498e3b69" checksum = "49530408a136e16e5b486e883fbb6ba058e8e4e8ae6621a77b048b314336e629"
dependencies = [ dependencies = [
"aho-corasick", "aho-corasick",
"memchr", "memchr",
"regex-syntax 0.7.4", "regex-syntax 0.7.5",
] ]
[[package]] [[package]]
@ -1982,9 +2097,9 @@ checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
[[package]] [[package]]
name = "regex-syntax" name = "regex-syntax"
version = "0.7.4" version = "0.7.5"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e5ea92a5b6195c6ef2a0295ea818b312502c6fc94dde986c5553242e18fd4ce2" checksum = "dbb5fb1acd8a1a18b3dd5be62d25485eb770e05afb408a9627d14d451bae12da"
[[package]] [[package]]
name = "reqwest" name = "reqwest"
@ -2046,9 +2161,9 @@ dependencies = [
[[package]] [[package]]
name = "rustix" name = "rustix"
version = "0.38.8" version = "0.38.10"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "19ed4fa021d81c8392ce04db050a3da9a60299050b7ae1cf482d862b54a7218f" checksum = "ed6248e1caa625eb708e266e06159f135e8c26f2bb7ceb72dc4b2766d0340964"
dependencies = [ dependencies = [
"bitflags 2.4.0", "bitflags 2.4.0",
"errno", "errno",
@ -2134,18 +2249,18 @@ checksum = "b0293b4b29daaf487284529cc2f5675b8e57c61f70167ba415a463651fd6a918"
[[package]] [[package]]
name = "serde" name = "serde"
version = "1.0.186" version = "1.0.188"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9f5db24220c009de9bd45e69fb2938f4b6d2df856aa9304ce377b3180f83b7c1" checksum = "cf9e0fcba69a370eed61bcf2b728575f726b50b55cba78064753d708ddc7549e"
dependencies = [ dependencies = [
"serde_derive", "serde_derive",
] ]
[[package]] [[package]]
name = "serde_derive" name = "serde_derive"
version = "1.0.186" version = "1.0.188"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5ad697f7e0b65af4983a4ce8f56ed5b357e8d3c36651bf6a7e13639c17b8e670" checksum = "4eca7ac642d82aa35b60049a6eccb4be6be75e599bd2e9adb5f875a737654af2"
dependencies = [ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
@ -2189,6 +2304,7 @@ name = "sgf"
version = "0.1.0" version = "0.1.0"
dependencies = [ dependencies = [
"chrono", "chrono",
"cool_asserts",
"nom", "nom",
"serde", "serde",
"thiserror", "thiserror",
@ -2584,9 +2700,9 @@ dependencies = [
[[package]] [[package]]
name = "url" name = "url"
version = "2.4.0" version = "2.4.1"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "50bff7831e19200a85b17131d085c25d7811bc4e186efdaf54bbd132994a88cb" checksum = "143b538f18257fac9cad154828a57c6bf5157e1aa604d4816b5995bf6de87ae5"
dependencies = [ dependencies = [
"form_urlencoded", "form_urlencoded",
"idna", "idna",

3
sgf/Cargo.toml
View File

@ -11,3 +11,6 @@ nom = { version = "7" }
serde = { version = "1", features = [ "derive" ] } serde = { version = "1", features = [ "derive" ] }
thiserror = { version = "1"} thiserror = { version = "1"}
typeshare = { version = "1" } typeshare = { version = "1" }
[dev-dependencies]
cool_asserts = { version = "2" }

178
sgf/src/go.rs
View File

@ -74,6 +74,7 @@ use crate::{
Error, Error,
}; };
use serde::{Deserialize, Serialize}; use serde::{Deserialize, Serialize};
use std::ops::Deref;
use typeshare::typeshare; use typeshare::typeshare;
#[derive(Clone, Debug)] #[derive(Clone, Debug)]
@ -84,11 +85,18 @@ pub struct Game {
pub tree: Tree, pub tree: Tree,
} }
impl Deref for Game {
type Target = Tree;
fn deref(&self) -> &Self::Target {
&self.tree
}
}
impl TryFrom<Tree> for Game { impl TryFrom<Tree> for Game {
type Error = Error; type Error = Error;
fn try_from(tree: Tree) -> Result<Self, Self::Error> { fn try_from(tree: Tree) -> Result<Self, Self::Error> {
let board_size = match tree.sequence[0].find_prop("SZ") { let board_size = match tree.root.find_prop("SZ") {
Some(prop) => Size::try_from(prop.values[0].as_str())?, Some(prop) => Size::try_from(prop.values[0].as_str())?,
None => Size { None => Size {
width: 19, width: 19,
@ -96,40 +104,37 @@ impl TryFrom<Tree> for Game {
}, },
}; };
let mut info = GameInfo::default(); let mut info = GameInfo::default();
info.app_name = tree.sequence[0] info.app_name = tree.root.find_prop("AP").map(|prop| prop.values[0].clone());
.find_prop("AP")
.map(|prop| prop.values[0].clone());
info.game_name = tree.sequence[0] info.game_name = tree.root.find_prop("GN").map(|prop| prop.values[0].clone());
.find_prop("GN")
.map(|prop| prop.values[0].clone());
info.black_player = tree.sequence[0] info.black_player = tree.root.find_prop("PB").map(|prop| prop.values.join(", "));
.find_prop("PB")
.map(|prop| prop.values.join(", "));
info.black_rank = tree.sequence[0] info.black_rank = tree
.root
.find_prop("BR") .find_prop("BR")
.and_then(|prop| Rank::try_from(prop.values[0].as_str()).ok()); .and_then(|prop| Rank::try_from(prop.values[0].as_str()).ok());
info.white_player = tree.sequence[0] info.white_player = tree.root.find_prop("PW").map(|prop| prop.values.join(", "));
.find_prop("PW")
.map(|prop| prop.values.join(", "));
info.white_rank = tree.sequence[0] info.white_rank = tree
.root
.find_prop("WR") .find_prop("WR")
.and_then(|prop| Rank::try_from(prop.values[0].as_str()).ok()); .and_then(|prop| Rank::try_from(prop.values[0].as_str()).ok());
info.result = tree.sequence[0] info.result = tree
.root
.find_prop("RE") .find_prop("RE")
.and_then(|prop| GameResult::try_from(prop.values[0].as_str()).ok()); .and_then(|prop| GameResult::try_from(prop.values[0].as_str()).ok());
info.time_limits = tree.sequence[0] info.time_limits = tree
.root
.find_prop("TM") .find_prop("TM")
.and_then(|prop| prop.values[0].parse::<u64>().ok()) .and_then(|prop| prop.values[0].parse::<u64>().ok())
.and_then(|seconds| Some(std::time::Duration::from_secs(seconds))); .and_then(|seconds| Some(std::time::Duration::from_secs(seconds)));
info.date = tree.sequence[0] info.date = tree
.root
.find_prop("DT") .find_prop("DT")
.and_then(|prop| { .and_then(|prop| {
let v = prop let v = prop
@ -149,21 +154,13 @@ impl TryFrom<Tree> for Game {
}) })
.unwrap_or(vec![]); .unwrap_or(vec![]);
info.event = tree.sequence[0] info.event = tree.root.find_prop("EV").map(|prop| prop.values.join(", "));
.find_prop("EV")
.map(|prop| prop.values.join(", "));
info.round = tree.sequence[0] info.round = tree.root.find_prop("RO").map(|prop| prop.values.join(", "));
.find_prop("RO")
.map(|prop| prop.values.join(", "));
info.source = tree.sequence[0] info.source = tree.root.find_prop("SO").map(|prop| prop.values.join(", "));
.find_prop("SO")
.map(|prop| prop.values.join(", "));
info.game_keeper = tree.sequence[0] info.game_keeper = tree.root.find_prop("US").map(|prop| prop.values.join(", "));
.find_prop("US")
.map(|prop| prop.values.join(", "));
Ok(Game { Ok(Game {
board_size, board_size,
@ -307,7 +304,7 @@ mod tests {
use super::*; use super::*;
use crate::{ use crate::{
date::Date, date::Date,
tree::{parse_collection, Size}, tree::{parse_collection, Property, Size},
}; };
use std::fs::File; use std::fs::File;
use std::io::Read; use std::io::Read;
@ -390,4 +387,123 @@ mod tests {
assert_eq!(tree.info.game_keeper, Some("Arno Hollosi".to_owned())); assert_eq!(tree.info.game_keeper, Some("Arno Hollosi".to_owned()));
}); });
} }
#[test]
fn it_presents_the_mainline_of_game_without_branches() {
with_file(
std::path::Path::new("test_data/2020 USGO DDK, Round 1.sgf"),
|trees| {
assert_eq!(trees.len(), 1);
let tree = &trees[0];
let node = &tree.root;
assert_eq!(node.properties.len(), 16);
let expected_properties = vec![
Property {
ident: "GM".to_owned(),
values: vec!["1".to_owned()],
},
Property {
ident: "FF".to_owned(),
values: vec!["4".to_owned()],
},
Property {
ident: "CA".to_owned(),
values: vec!["UTF-8".to_owned()],
},
Property {
ident: "AP".to_owned(),
values: vec!["CGoban:3".to_owned()],
},
Property {
ident: "ST".to_owned(),
values: vec!["2".to_owned()],
},
Property {
ident: "RU".to_owned(),
values: vec!["AGA".to_owned()],
},
Property {
ident: "SZ".to_owned(),
values: vec!["19".to_owned()],
},
Property {
ident: "KM".to_owned(),
values: vec!["7.50".to_owned()],
},
Property {
ident: "TM".to_owned(),
values: vec!["1800".to_owned()],
},
Property {
ident: "OT".to_owned(),
values: vec!["5x30 byo-yomi".to_owned()],
},
Property {
ident: "PW".to_owned(),
values: vec!["Geckoz".to_owned()],
},
Property {
ident: "PB".to_owned(),
values: vec!["savanni".to_owned()],
},
Property {
ident: "BR".to_owned(),
values: vec!["23k".to_owned()],
},
Property {
ident: "DT".to_owned(),
values: vec!["2020-08-05".to_owned()],
},
Property {
ident: "PC".to_owned(),
values: vec!["The KGS Go Server at http://www.gokgs.com/".to_owned()],
},
Property {
ident: "RE".to_owned(),
values: vec!["W+17.50".to_owned()],
},
];
for i in 0..16 {
assert_eq!(node.properties[i], expected_properties[i]);
}
let node = node.next().unwrap();
let expected_properties = vec![
Property {
ident: "B".to_owned(),
values: vec!["pp".to_owned()],
},
Property {
ident: "BL".to_owned(),
values: vec!["1795.449".to_owned()],
},
Property {
ident: "C".to_owned(),
values: vec!["Geckoz [?]: Good game\nsavanni [23k?]: There we go! This UI is... tough.\nsavanni [23k?]: Have fun! Talk to you at the end.\nGeckoz [?]: Yeah, OGS is much better; I'm a UX professional\n".to_owned()],
}
];
for i in 0..3 {
assert_eq!(node.properties[i], expected_properties[i]);
}
let node = node.next().unwrap();
let expected_properties = vec![
Property {
ident: "W".to_owned(),
values: vec!["dp".to_owned()],
},
Property {
ident: "WL".to_owned(),
values: vec!["1765.099".to_owned()],
},
];
for i in 0..2 {
assert_eq!(node.properties[i], expected_properties[i]);
}
},
);
}
} }

2
sgf/src/lib.rs
View File

@ -65,7 +65,7 @@ pub fn parse_sgf(input: &str) -> Result<Vec<Game>, Error> {
let (_, trees) = parse_collection::<nom::error::VerboseError<&str>>(input)?; let (_, trees) = parse_collection::<nom::error::VerboseError<&str>>(input)?;
Ok(trees Ok(trees
.into_iter() .into_iter()
.map(|t| match t.sequence[0].find_prop("GM") { .map(|t| match t.root.find_prop("GM") {
Some(prop) if prop.values == vec!["1".to_owned()] => { Some(prop) if prop.values == vec!["1".to_owned()] => {
Game::Go(go::Game::try_from(t).expect("properly structured game tree")) Game::Go(go::Game::try_from(t).expect("properly structured game tree"))
} }

333
sgf/src/tree.rs
View File

@ -5,7 +5,6 @@ use nom::{
character::complete::{alpha1, digit1, multispace0, multispace1, none_of}, character::complete::{alpha1, digit1, multispace0, multispace1, none_of},
combinator::{opt, value}, combinator::{opt, value},
multi::{many0, many1, separated_list1}, multi::{many0, many1, separated_list1},
sequence::delimited,
IResult, IResult,
}; };
use std::num::ParseIntError; use std::num::ParseIntError;
@ -54,29 +53,19 @@ impl TryFrom<&str> for Size {
#[derive(Clone, Debug, PartialEq)] #[derive(Clone, Debug, PartialEq)]
pub struct Tree { pub struct Tree {
pub sequence: Vec<Node>, pub root: Node,
pub sub_sequences: Vec<Tree>,
} }
impl ToString for Tree { impl ToString for Tree {
fn to_string(&self) -> String { fn to_string(&self) -> String {
let sequence = self format!("({})", self.root.to_string())
.sequence
.iter()
.map(|node| node.to_string())
.collect::<String>();
let subsequences = self
.sub_sequences
.iter()
.map(|seq| seq.to_string())
.collect::<String>();
format!("({}{})", sequence, subsequences)
} }
} }
#[derive(Clone, Debug, PartialEq)] #[derive(Clone, Debug, PartialEq)]
pub struct Node { pub struct Node {
pub properties: Vec<Property>, pub properties: Vec<Property>,
pub next: Vec<Node>,
} }
impl ToString for Node { impl ToString for Node {
@ -86,7 +75,21 @@ impl ToString for Node {
.iter() .iter()
.map(|prop| prop.to_string()) .map(|prop| prop.to_string())
.collect::<String>(); .collect::<String>();
format!(";{}", props)
let next = if self.next.len() == 1 {
self.next
.iter()
.map(|node| node.to_string())
.collect::<Vec<String>>()
.join("")
} else {
self.next
.iter()
.map(|node| format!("({})", node.to_string()))
.collect::<Vec<String>>()
.join("")
};
format!(";{}{}", props, next)
} }
} }
@ -97,6 +100,10 @@ impl Node {
.find(|prop| prop.ident == ident) .find(|prop| prop.ident == ident)
.cloned() .cloned()
} }
pub fn next<'a>(&'a self) -> Option<&'a Node> {
self.next.get(0)
}
} }
#[derive(Clone, Debug, PartialEq)] #[derive(Clone, Debug, PartialEq)]
@ -119,40 +126,40 @@ impl ToString for Property {
pub fn parse_collection<'a, E: nom::error::ParseError<&'a str>>( pub fn parse_collection<'a, E: nom::error::ParseError<&'a str>>(
input: &'a str, input: &'a str,
) -> IResult<&'a str, Vec<Tree>, E> { ) -> IResult<&'a str, Vec<Tree>, E> {
separated_list1(multispace1, parse_tree)(input) let (input, roots) = separated_list1(multispace1, parse_tree)(input)?;
let trees = roots
.into_iter()
.map(|root| Tree { root })
.collect::<Vec<Tree>>();
Ok((input, trees))
} }
// note: must preserve unknown properties // note: must preserve unknown properties
// note: must fix or preserve illegally formatted game-info properties // note: must fix or preserve illegally formatted game-info properties
// note: must correct or delete illegally foramtted properties, but display a warning // note: must correct or delete illegally foramtted properties, but display a warning
fn parse_tree<'a, E: nom::error::ParseError<&'a str>>(input: &'a str) -> IResult<&'a str, Tree, E> { fn parse_tree<'a, E: nom::error::ParseError<&'a str>>(input: &'a str) -> IResult<&'a str, Node, E> {
let (input, _) = multispace0(input)?; let (input, _) = multispace0(input)?;
delimited(tag("("), parse_sequence, tag(")"))(input) let (input, _) = tag("(")(input)?;
} let (input, node) = parse_node(input)?;
let (input, _) = multispace0(input)?;
let (input, _) = tag(")")(input)?;
fn parse_sequence<'a, E: nom::error::ParseError<&'a str>>( Ok((input, node))
input: &'a str,
) -> IResult<&'a str, Tree, E> {
let (input, _) = multispace0(input)?;
let (input, nodes) = many1(parse_node)(input)?;
let (input, _) = multispace0(input)?;
let (input, sub_sequences) = many0(parse_tree)(input)?;
let (input, _) = multispace0(input)?;
Ok((
input,
Tree {
sequence: nodes,
sub_sequences,
},
))
} }
fn parse_node<'a, E: nom::error::ParseError<&'a str>>(input: &'a str) -> IResult<&'a str, Node, E> { fn parse_node<'a, E: nom::error::ParseError<&'a str>>(input: &'a str) -> IResult<&'a str, Node, E> {
let (input, _) = multispace0(input)?; let (input, _) = multispace0(input)?;
let (input, _) = tag(";")(input)?; let (input, _) = opt(tag(";"))(input)?;
let (input, properties) = many1(parse_property)(input)?; let (input, properties) = many1(parse_property)(input)?;
Ok((input, Node { properties }))
let (input, next) = opt(parse_node)(input)?;
let (input, mut next_seq) = many0(parse_tree)(input)?;
let mut next = next.map(|n| vec![n]).unwrap_or(vec![]);
next.append(&mut next_seq);
Ok((input, Node { properties, next }))
} }
fn parse_property<'a, E: nom::error::ParseError<&'a str>>( fn parse_property<'a, E: nom::error::ParseError<&'a str>>(
@ -219,8 +226,6 @@ pub fn parse_size<'a, E: nom::error::ParseError<&'a str>>(
#[cfg(test)] #[cfg(test)]
mod test { mod test {
use std::{fs::File, io::Read};
use super::*; use super::*;
const EXAMPLE: &'static str = "(;FF[4]C[root](;C[a];C[b](;C[c]) const EXAMPLE: &'static str = "(;FF[4]C[root](;C[a];C[b](;C[c])
@ -259,7 +264,8 @@ mod test {
properties: vec![Property { properties: vec![Property {
ident: "B".to_owned(), ident: "B".to_owned(),
values: vec!["ab".to_owned()] values: vec!["ab".to_owned()]
}] }],
next: vec![]
} }
); );
@ -273,6 +279,25 @@ mod test {
properties: vec![Property { properties: vec![Property {
ident: "B".to_owned(), ident: "B".to_owned(),
values: vec!["ab".to_owned()] values: vec!["ab".to_owned()]
}],
next: vec![Node {
properties: vec![Property {
ident: "W".to_owned(),
values: vec!["dp".to_owned()]
}],
next: vec![Node {
properties: vec![
Property {
ident: "B".to_owned(),
values: vec!["pq".to_owned()]
},
Property {
ident: "C".to_owned(),
values: vec!["some comments".to_owned()]
}
],
next: vec![],
}]
}] }]
} }
); );
@ -286,21 +311,17 @@ mod test {
assert_eq!( assert_eq!(
sequence, sequence,
Tree { Node {
sequence: vec![ properties: vec![Property {
Node { ident: "B".to_owned(),
properties: vec![Property { values: vec!["ab".to_owned()]
ident: "B".to_owned(), }],
values: vec!["ab".to_owned()] next: vec![Node {
}] properties: vec![Property {
}, ident: "W".to_owned(),
Node { values: vec!["dp".to_owned()]
properties: vec![Property { }],
ident: "W".to_owned(), next: vec![Node {
values: vec!["dp".to_owned()]
}]
},
Node {
properties: vec![ properties: vec![
Property { Property {
ident: "B".to_owned(), ident: "B".to_owned(),
@ -310,114 +331,158 @@ mod test {
ident: "C".to_owned(), ident: "C".to_owned(),
values: vec!["some comments".to_owned()] values: vec!["some comments".to_owned()]
} }
] ],
} next: vec![],
], }]
sub_sequences: vec![], }],
} },
); );
} }
#[test] #[test]
fn it_can_parse_a_sequence_with_subsequences() { fn it_can_parse_a_branching_sequence() {
let text = "(;C[a];C[b](;C[c])(;C[d];C[e]))"; let text = "(;C[a];C[b](;C[c])(;C[d];C[e]))";
let (_, sequence) = parse_tree::<nom::error::VerboseError<&str>>(text).unwrap(); let (_, tree) = parse_tree::<nom::error::VerboseError<&str>>(text).unwrap();
let main_sequence = vec![ let expected = Node {
Node { properties: vec![Property {
properties: vec![Property { ident: "C".to_owned(),
ident: "C".to_owned(), values: vec!["a".to_owned()],
values: vec!["a".to_owned()], }],
}], next: vec![Node {
},
Node {
properties: vec![Property { properties: vec![Property {
ident: "C".to_owned(), ident: "C".to_owned(),
values: vec!["b".to_owned()], values: vec!["b".to_owned()],
}], }],
}, next: vec![
]; Node {
let subsequence_1 = Tree { properties: vec![Property {
sequence: vec![Node { ident: "C".to_owned(),
properties: vec![Property { values: vec!["c".to_owned()],
ident: "C".to_owned(), }],
values: vec!["c".to_owned()], next: vec![],
}], },
Node {
properties: vec![Property {
ident: "C".to_owned(),
values: vec!["d".to_owned()],
}],
next: vec![Node {
properties: vec![Property {
ident: "C".to_owned(),
values: vec!["e".to_owned()],
}],
next: vec![],
}],
},
],
}], }],
sub_sequences: vec![],
};
let subsequence_2 = Tree {
sequence: vec![
Node {
properties: vec![Property {
ident: "C".to_owned(),
values: vec!["d".to_owned()],
}],
},
Node {
properties: vec![Property {
ident: "C".to_owned(),
values: vec!["e".to_owned()],
}],
},
],
sub_sequences: vec![],
}; };
assert_eq!( assert_eq!(tree, expected);
sequence,
Tree {
sequence: main_sequence,
sub_sequences: vec![subsequence_1, subsequence_2],
}
);
} }
#[test] #[test]
fn it_can_parse_example_1() { fn it_can_parse_example_1() {
let (_, ex_tree) = parse_tree::<nom::error::VerboseError<&str>>(EXAMPLE).unwrap(); let (_, tree) = parse_tree::<nom::error::VerboseError<&str>>(EXAMPLE).unwrap();
assert_eq!(ex_tree.sequence.len(), 1);
assert_eq!(ex_tree.sequence[0].properties.len(), 2); let j = Node {
assert_eq!( properties: vec![Property {
ex_tree.sequence[0].properties[0], ident: "C".to_owned(),
Property { values: vec!["j".to_owned()],
ident: "FF".to_owned(), }],
values: vec!["4".to_owned()] next: vec![],
} };
); let i = Node {
assert_eq!(ex_tree.sub_sequences.len(), 2); properties: vec![Property {
ident: "C".to_owned(),
values: vec!["i".to_owned()],
}],
next: vec![],
};
let h = Node {
properties: vec![Property {
ident: "C".to_owned(),
values: vec!["h".to_owned()],
}],
next: vec![i],
};
let g = Node {
properties: vec![Property {
ident: "C".to_owned(),
values: vec!["g".to_owned()],
}],
next: vec![h],
};
let f = Node {
properties: vec![Property {
ident: "C".to_owned(),
values: vec!["f".to_owned()],
}],
next: vec![g, j],
};
let e = Node {
properties: vec![Property {
ident: "C".to_owned(),
values: vec!["e".to_owned()],
}],
next: vec![],
};
let d = Node {
properties: vec![Property {
ident: "C".to_owned(),
values: vec!["d".to_owned()],
}],
next: vec![e],
};
let c = Node {
properties: vec![Property {
ident: "C".to_owned(),
values: vec!["c".to_owned()],
}],
next: vec![],
};
let b = Node {
properties: vec![Property {
ident: "C".to_owned(),
values: vec!["b".to_owned()],
}],
next: vec![c, d],
};
let a = Node {
properties: vec![Property {
ident: "C".to_owned(),
values: vec!["a".to_owned()],
}],
next: vec![b],
};
let expected = Node {
properties: vec![
Property {
ident: "FF".to_owned(),
values: vec!["4".to_owned()],
},
Property {
ident: "C".to_owned(),
values: vec!["root".to_owned()],
},
],
next: vec![a, f],
};
assert_eq!(ex_tree.sub_sequences[0].sequence.len(), 2); assert_eq!(tree, expected);
assert_eq!(
ex_tree.sub_sequences[0].sequence,
vec![
Node {
properties: vec![Property {
ident: "C".to_owned(),
values: vec!["a".to_owned()]
}]
},
Node {
properties: vec![Property {
ident: "C".to_owned(),
values: vec!["b".to_owned()]
}]
},
]
);
assert_eq!(ex_tree.sub_sequences[0].sub_sequences.len(), 2);
} }
#[test] #[test]
fn it_can_regenerate_the_tree() { fn it_can_regenerate_the_tree() {
let (_, tree1) = parse_tree::<nom::error::VerboseError<&str>>(EXAMPLE).unwrap(); let (_, tree1) = parse_tree::<nom::error::VerboseError<&str>>(EXAMPLE).unwrap();
let tree1 = Tree { root: tree1 };
assert_eq!( assert_eq!(
tree1.to_string(), tree1.to_string(),
"(;FF[4]C[root](;C[a];C[b](;C[c])(;C[d];C[e]))(;C[f](;C[g];C[h];C[i])(;C[j])))" "(;FF[4]C[root](;C[a];C[b](;C[c])(;C[d];C[e]))(;C[f](;C[g];C[h];C[i])(;C[j])))"
); );
let (_, tree2) = parse_tree::<nom::error::VerboseError<&str>>(&tree1.to_string()).unwrap(); let (_, tree2) = parse_tree::<nom::error::VerboseError<&str>>(&tree1.to_string()).unwrap();
assert_eq!(tree1, tree2); assert_eq!(tree1, Tree { root: tree2 });
} }
#[test] #[test]