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Add MockAnalysis to make testing easier

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This commit is contained in:
Aleksey Kladov 2018-10-31 22:34:31 +03:00
parent 41adf1bc4f
commit dfba29e4fb
7 changed files with 166 additions and 75 deletions
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26
crates/test_utils/src/lib.rs
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@ -8,6 +8,8 @@ use text_unit::{TextRange, TextUnit};
pub use self::difference::Changeset as __Changeset;
pub const CURSOR_MARKER: &str = "<|>";
#[macro_export]
macro_rules! assert_eq_text {
($expected:expr, $actual:expr) => {{
@ -45,11 +47,10 @@ pub fn extract_offset(text: &str) -> (TextUnit, String) {
}
pub fn try_extract_offset(text: &str) -> Option<(TextUnit, String)> {
let cursor = "<|>";
let cursor_pos = text.find(cursor)?;
let mut new_text = String::with_capacity(text.len() - cursor.len());
let cursor_pos = text.find(CURSOR_MARKER)?;
let mut new_text = String::with_capacity(text.len() - CURSOR_MARKER.len());
new_text.push_str(&text[..cursor_pos]);
new_text.push_str(&text[cursor_pos + cursor.len()..]);
new_text.push_str(&text[cursor_pos + CURSOR_MARKER.len()..]);
let cursor_pos = TextUnit::from(cursor_pos as u32);
Some((cursor_pos, new_text))
}
@ -116,7 +117,22 @@ pub fn parse_fixture(fixture: &str) -> Vec<FixtureEntry> {
}
};
};
for line in fixture.lines() {
let margin = fixture.lines()
.filter(|it| it.trim_start().starts_with("//-"))
.map(|it| it.len() - it.trim_start().len())
.next().expect("empty fixture");
let lines = fixture.lines()
.filter_map(|line| {
if line.len() >= margin {
assert!(line[..margin].trim().is_empty());
Some(&line[margin..])
} else {
assert!(line.trim().is_empty());
None
}
});
for line in lines {
if line.starts_with("//-") {
flush!();
buf.clear();