chore(test): reorganize test helpers

This commit is contained in:
Andrew Hlynskyi 2023-05-12 16:34:13 +03:00
parent a62bac5370
commit ceac2380ed
2 changed files with 60 additions and 57 deletions

View file

@ -1,6 +1,8 @@
use rand::prelude::Rng;
use std::{cmp::Ordering, fmt::Write, ops::Range};
use tree_sitter::{Node, Point, Tree, TreeCursor};
use tree_sitter::{
Language, Node, Parser, Point, Query, QueryCapture, QueryCursor, QueryMatch, Tree, TreeCursor,
};
#[derive(Debug)]
pub struct Pattern {
@ -304,3 +306,56 @@ fn compare_depth_first(a: Node, b: Node) -> Ordering {
let b = b.byte_range();
a.start.cmp(&b.start).then_with(|| b.end.cmp(&a.end))
}
pub fn assert_query_matches(
language: Language,
query: &Query,
source: &str,
expected: &[(usize, Vec<(&str, &str)>)],
) {
let mut parser = Parser::new();
parser.set_language(language).unwrap();
let tree = parser.parse(source, None).unwrap();
let mut cursor = QueryCursor::new();
let matches = cursor.matches(&query, tree.root_node(), source.as_bytes());
assert_eq!(collect_matches(matches, &query, source), expected);
assert_eq!(cursor.did_exceed_match_limit(), false);
}
pub fn collect_matches<'a>(
matches: impl Iterator<Item = QueryMatch<'a, 'a>>,
query: &'a Query,
source: &'a str,
) -> Vec<(usize, Vec<(&'a str, &'a str)>)> {
matches
.map(|m| {
(
m.pattern_index,
format_captures(m.captures.iter().cloned(), query, source),
)
})
.collect()
}
pub fn collect_captures<'a>(
captures: impl Iterator<Item = (QueryMatch<'a, 'a>, usize)>,
query: &'a Query,
source: &'a str,
) -> Vec<(&'a str, &'a str)> {
format_captures(captures.map(|(m, i)| m.captures[i]), query, source)
}
fn format_captures<'a>(
captures: impl Iterator<Item = QueryCapture<'a>>,
query: &'a Query,
source: &'a str,
) -> Vec<(&'a str, &'a str)> {
captures
.map(|capture| {
(
query.capture_names()[capture.index as usize].as_str(),
capture.node.utf8_text(source.as_bytes()).unwrap(),
)
})
.collect()
}

View file

@ -1,16 +1,17 @@
use super::helpers::{
allocations,
fixtures::get_language,
query_helpers::{Match, Pattern},
query_helpers::{assert_query_matches, Match, Pattern},
ITERATION_COUNT,
};
use crate::tests::helpers::query_helpers::{collect_captures, collect_matches};
use indoc::indoc;
use lazy_static::lazy_static;
use rand::{prelude::StdRng, SeedableRng};
use std::{env, fmt::Write};
use tree_sitter::{
CaptureQuantifier, Language, Node, Parser, Point, Query, QueryCapture, QueryCursor, QueryError,
QueryErrorKind, QueryMatch, QueryPredicate, QueryPredicateArg, QueryProperty,
CaptureQuantifier, Language, Node, Parser, Point, Query, QueryCursor, QueryError,
QueryErrorKind, QueryPredicate, QueryPredicateArg, QueryProperty,
};
use unindent::Unindent;
@ -4574,56 +4575,3 @@ fn test_query_max_start_depth() {
}
});
}
fn assert_query_matches(
language: Language,
query: &Query,
source: &str,
expected: &[(usize, Vec<(&str, &str)>)],
) {
let mut parser = Parser::new();
parser.set_language(language).unwrap();
let tree = parser.parse(source, None).unwrap();
let mut cursor = QueryCursor::new();
let matches = cursor.matches(&query, tree.root_node(), source.as_bytes());
assert_eq!(collect_matches(matches, &query, source), expected);
assert_eq!(cursor.did_exceed_match_limit(), false);
}
fn collect_matches<'a>(
matches: impl Iterator<Item = QueryMatch<'a, 'a>>,
query: &'a Query,
source: &'a str,
) -> Vec<(usize, Vec<(&'a str, &'a str)>)> {
matches
.map(|m| {
(
m.pattern_index,
format_captures(m.captures.iter().cloned(), query, source),
)
})
.collect()
}
fn collect_captures<'a>(
captures: impl Iterator<Item = (QueryMatch<'a, 'a>, usize)>,
query: &'a Query,
source: &'a str,
) -> Vec<(&'a str, &'a str)> {
format_captures(captures.map(|(m, i)| m.captures[i]), query, source)
}
fn format_captures<'a>(
captures: impl Iterator<Item = QueryCapture<'a>>,
query: &'a Query,
source: &'a str,
) -> Vec<(&'a str, &'a str)> {
captures
.map(|capture| {
(
query.capture_names()[capture.index as usize].as_str(),
capture.node.utf8_text(source.as_bytes()).unwrap(),
)
})
.collect()
}