muss/mps-interpreter/tests/single_line.rs

862 lines
21 KiB
Rust

//! Integration tests for every syntax feature
use mps_interpreter::tokens::{MpsToken, MpsTokenizer, ParseError};
use mps_interpreter::*;
use std::collections::VecDeque;
use std::io::Cursor;
#[test]
fn parse_line() -> Result<(), ParseError> {
let cursor = Cursor::new("sql(`SELECT * FROM songs;`)");
let correct_tokens: Vec<MpsToken> = vec![
MpsToken::Name("sql".into()),
MpsToken::OpenBracket,
MpsToken::Literal("SELECT * FROM songs;".into()),
MpsToken::CloseBracket,
];
let mut tokenizer = MpsTokenizer::new(cursor);
let mut buf = VecDeque::<MpsToken>::new();
tokenizer.read_line(&mut buf)?; // operation being tested
// debug output
println!("Token buffer:");
for i in 0..buf.len() {
println!(" Token #{}: {}", i, &buf[i]);
}
// validity tests
assert_eq!(buf.len(), correct_tokens.len());
for i in 0..buf.len() {
assert_eq!(
buf[i], correct_tokens[i],
"Tokens at position {} do not match ()",
i
);
}
tokenizer.read_line(&mut buf)?; // this should immediately return
Ok(())
}
#[inline(always)]
fn execute_single_line(
line: &str,
should_be_emtpy: bool,
should_complete: bool,
) -> Result<(), MpsError> {
if line.contains('\n') {
println!(
"--- Executing MPS code ---\n{}\n--- Executing MPS code ---",
line
);
} else {
println!("--- Executing MPS code: '{}' ---", line);
}
let cursor = Cursor::new(line);
let tokenizer = MpsTokenizer::new(cursor);
let interpreter = MpsFaye::with_standard_vocab(tokenizer);
let mut count = 0;
for result in interpreter {
if let Ok(item) = result {
count += 1;
if count > 100 {
if should_complete {
continue; // skip println, but still check for errors
} else {
println!("Got 100 items, stopping to avoid infinite loop");
break;
}
} // no need to spam the rest of the songs
println!(
"Got song `{}` (filename: `{}`)",
item.field("title")
.expect("Expected field `title` to exist")
.clone()
.to_str()
.expect("Expected field `title` to be String"),
item.field("filename")
.expect("Expected field `filename` to exist")
.clone()
.to_str()
.expect("Expected field `filename` to be String")
);
} else {
println!("!!! Got error while iterating (executing) !!!");
eprintln!("{}", result.as_ref().err().unwrap());
result?;
}
}
if should_be_emtpy {
assert_eq!(
count, 0,
"{} music items found while iterating over line which should be None",
count
);
} else {
println!(
"Got {} items, execution complete (no songs were harmed in the making of this test)",
count
);
assert_ne!(
count, 0,
"0 music items found while iterating over line which should have Some results"
); // assumption: database is populated
}
Ok(())
}
#[test]
fn execute_sql_line() -> Result<(), MpsError> {
execute_single_line("sql(`SELECT * FROM songs ORDER BY artist;`)", false, true)
}
#[test]
fn execute_simple_sql_line() -> Result<(), MpsError> {
execute_single_line("song(`lov`)", false, true)
}
#[test]
fn execute_comment_line() -> Result<(), MpsError> {
execute_single_line("// this is a comment", true, true)?;
execute_single_line("# this is a special comment", true, true)
}
#[test]
fn execute_repeat_line() -> Result<(), MpsError> {
execute_single_line(
"repeat(files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`))",
false,
false,
)?;
execute_single_line(
"repeat(files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`), 4)",
false,
true,
)?;
execute_single_line(
"repeat(files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`), 0)",
true,
true,
)
}
#[test]
fn execute_sql_init_line() -> Result<(), MpsError> {
execute_single_line(
"sql_init(generate = false, folder = `/home/ngnius/Music`)",
true,
true,
)
}
#[test]
fn execute_assign_line() -> Result<(), MpsError> {
execute_single_line(
"let some_var = repeat(song(`Christmas in L.A.`))",
true,
true,
)?;
execute_single_line("let some_var2 = 1234", true, true)
}
#[test]
fn execute_emptyfilter_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).().().()",
false,
true,
)
}
#[test]
fn execute_fieldfilter_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(year >= 2000)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(year <= 2020)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(year == 2016)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(year != 2048)",
false,
true,
)
}
#[test]
fn execute_fieldfiltermaybe_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(year? >= 2000)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(year? <= 2020)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(year! == 2016)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(year! != `test`)",
false,
true,
)
}
#[test]
fn execute_files_line() -> Result<(), MpsError> {
execute_single_line(
r"files(folder=`~/Music/MusicFlac/Bruno Mars/24K Magic/`, re=``, recursive=false)",
false,
true,
)?;
execute_single_line(
r"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`)",
false,
true,
)?;
execute_single_line(r"files()", false, true)
}
#[test]
fn execute_indexfilter_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(2)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(0)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(!0)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(200)",
true,
true,
)
}
#[test]
fn execute_rangefilter_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(..)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(0..=4)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(..=4)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(0..5)",
false,
true,
)
}
#[test]
fn execute_orfilter_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(4 || 5)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(year != 2020 || 5)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(year != 2020 || 5 || 4 || 12)",
false,
true,
)
}
#[test]
fn execute_replacefilter_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(if 4: files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(5))",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(if 4: files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(5) else item.())",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(if 4: item.() else files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(0 || 1).(if 200: files() else repeat(item.(), 2)))",
false,
true,
)
}
#[test]
fn execute_emptysort_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).sort()",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`)~()",
false,
true,
)
}
#[test]
fn execute_likefilter_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(not_a_field? like `24K Magic`)",
true,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(not_a_field! like `24K Magic`)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(album like `24K Magic`)",
false,
true,
)
}
#[test]
fn execute_fieldsort_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`)~(title)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).sort(not_a_field)",
false,
true,
)
}
#[test]
fn execute_blissfirstsort_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`)~(advanced bliss_first)",
false,
true,
)
}
#[test]
fn execute_blissnextsort_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`)~(advanced bliss_next)",
false,
true,
)
}
#[test]
fn execute_emptyfn_line() -> Result<(), MpsError> {
execute_single_line("empty()", true, true)
}
#[test]
fn execute_resetfn_line() -> Result<(), MpsError> {
execute_single_line("reset(empty())", true, true)
}
#[test]
fn execute_shufflesort_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`)~(random shuffle)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`)~(shuffle)",
false,
true,
)?;
execute_single_line("empty()~(shuffle)", true, true)
}
#[test]
fn execute_unionfn_line() -> Result<(), MpsError> {
execute_single_line(
"union(files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`))",
false,
true,
)?;
execute_single_line(
"u(files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`), union(files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`), files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`)))",
false,
true,
)?;
execute_single_line(
"interleave(files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`), files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`))",
false,
true
)?;
execute_single_line(
"interlace(empty(), files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`))",
false,
true,
)
}
#[test]
fn execute_regexfilter_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(title matches `24K\\\\s+Magic`)", // note: quad-escape not required in scripts
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(artist? matches `Bruno Mars`)",
false,
true,
)?;
// regex options
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(artist? matches `bruno mars`, `i`)",
false,
true,
)
}
#[test]
fn execute_intersectionfn_line() -> Result<(), MpsError> {
execute_single_line(
"intersection(files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`))",
false,
true,
)?;
execute_single_line(
"n(files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`), n(files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`), files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`)))",
false,
true,
)?;
execute_single_line(
"intersection(files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`), files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`))",
false,
true
)?;
execute_single_line(
"n(empty(), files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`))",
true,
true,
)
}
#[test]
fn execute_declareitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{let x = empty()}",
false,
true,
)
}
#[test]
fn execute_removeitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{remove item.title, remove item}",
true,
true,
)
}
#[test]
fn execute_multiitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
let x = empty(),
remove item,
remove x
}",
true,
true,
)
}
#[test]
fn execute_fieldassignitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
item.potato = empty(),
.test = empty()
}",
false,
true,
)
}
#[test]
fn execute_constitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
`str const`,
1234,
false,
item.test_field = 1234,
let foo = false
}",
false,
true,
)
}
#[test]
fn execute_retrieveitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
item.path = item.filename,
item.new_field = 42,
item.title = item.path,
}",
false,
true,
)
}
#[test]
fn execute_additemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
item.title = `TEST` + item.title,
item.test = 1234 + 94,
}",
false,
true,
)
}
#[test]
fn execute_subtractitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
item.test = 1234 - 94,
}",
false,
true,
)
}
#[test]
fn execute_negateitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
item.test = 1234,
item.test = -item.test,
item.test = -42,
}",
false,
true,
)
}
#[test]
fn execute_notitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
item.test = false,
item.test = !item.test,
item.test = !true,
}",
false,
true,
)
}
#[test]
fn execute_orlogicalitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
item.test = true || true,
item.test = !true || false,
}",
false,
true,
)
}
#[test]
fn execute_andlogicalitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
item.test = true && true,
item.test = !true && false,
}",
false,
true,
)
}
#[test]
fn execute_bracketsitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
item.test = true && true && (false || false),
item.test = (!true && false || (false || !false)),
}",
false,
true,
)
}
#[test]
fn execute_stringifyitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
item.filepath = ~`test out: {test}` item,
item.test = true && true && (false || false),
item.test = item.test || ((!true && false) || (false || !false)),
item.title = ~`test out: {test}` item
}",
false,
true,
)
}
#[test]
fn execute_branchitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
if false {
item.title = 42,
item.title = `THIS IS WRONG ` + item.title
} else {
item.title = `OK `+ item.title,
if true {item.filename = `RIGHT`},
if true {} else {item.filename = `WRONG`},
}
}",
false,
true,
)
}
#[test]
fn execute_compareitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
if 42 != 42 {
item.title = `THIS IS WRONG ` + item.title
} else {
item.title = `OK `+ item.title
}
}",
false,
true,
)
}
#[test]
fn execute_computeitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
let count = 1,
item.track = count,
item.title = ~`Song #{track}` item,
if count > 5 {
item.filename = `¯\\\\_(ツ)_/¯`
} else {
item.filename = `/shrug`,
},
count = count + 1,
}",
false,
true,
)
}
#[test]
fn execute_complexitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).().{
let count = 1,
item.track = count,
item.title = ~`Song #{track}` item,
if count > 5 {
item.filename = `¯\\\\_(ツ)_/¯`
} else {
item.filename = `/shrug`,
},
count = count + 1,
}.()",
false,
true,
)
}
#[test]
fn execute_constructitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
let other_item = Item (),
let temp_item = Item (
filename= `???`,
title= `???`,
),
other_item = temp_item,
temp_item = item,
item = other_item,
}",
false,
true,
)
}
#[test]
fn execute_iteritemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
item = iter empty()
}",
true,
true,
)
}
#[test]
fn execute_commentitemop_line() -> Result<(), MpsError> {
execute_single_line(
"empty().{
// this is a comment
// this is another comment
# this is also a comment
}",
true,
true,
)
}
#[test]
fn execute_uniquefieldfilter_line() -> Result<(), MpsError> {
execute_single_line(
"repeat(files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`), 3).(unique title?)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(unique album!)",
false,
true,
)?;
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(unique album)",
false,
true,
)
}
#[test]
fn execute_uniquefilter_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(unique)",
false,
true,
)
}
#[test]
fn execute_fileitemop_line() -> Result<(), MpsError> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
item.title = `something else`,
item = file(item.filename),
}",
false,
true,
)
}
#[test]
fn execute_emptiesop_line() -> Result<(), MpsError> {
execute_single_line(
"empties(1).{let count = 0, item.title = ~`title #{}` count+1, item.filename = ~`filename_{}` count, count = count + 1}",
false,
true,
)?;
execute_single_line(
"empties(42).{let count = 0, item.title = ~`title #{}` count+1, item.filename = ~`filename_{}` count, count = count + 1}",
false,
true,
)?;
execute_single_line("empties(0)", true, true)
}
#[test]
fn execute_nonemptyfilter_line() -> Result<(), MpsError> {
execute_single_line(
"files().(??)",
false,
true,
)?;
execute_single_line(
"empties(42).(??)",
true,
true,
)
}
#[test]
fn execute_mpdfunction_line() -> Result<(), MpsError> {
execute_single_line(
"mpd(`127.0.0.1:6600`, artist=`Bruno Mars`)",
false,
true,
)?;
execute_single_line(
"mpd(`127.0.0.1:6600`, title=`something very long that should match absolutely nothing, probably, hopefully...`)",
true,
true,
)?;
#[cfg(feature = "ergonomics")]
execute_single_line(
"mpd(`localhost:6600`)",
false,
true,
)?;
#[cfg(feature = "ergonomics")]
execute_single_line(
"mpd(`default`)",
false,
true,
)?;
execute_single_line(
"mpd(`127.0.0.1:6600`)",
false,
true,
)
}