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internal: add more prefix entry point tests

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This commit is contained in:
Aleksey Kladov 2022-01-01 19:51:13 +03:00
parent 9c210a49b6
commit e36f557e4d
1 changed files with 21 additions and 1 deletions
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22
crates/parser/src/tests/entries.rs
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@ -59,10 +59,30 @@ fn path() {
check_prefix(PrefixEntryPoint::Path, "foo::<> baz", "foo::<>");
check_prefix(PrefixEntryPoint::Path, "foo<> baz", "foo<>");
check_prefix(PrefixEntryPoint::Path, "Fn() -> i32?", "Fn() -> i32");
// FIXME: this shouldn't be accepted as path actually.
// FIXME: This shouldn't be accepted as path actually.
check_prefix(PrefixEntryPoint::Path, "<_>::foo", "<_>::foo");
}
#[test]
fn item() {
// FIXME: This shouldn't consume the semicolon.
check_prefix(PrefixEntryPoint::Item, "fn foo() {};", "fn foo() {};");
check_prefix(PrefixEntryPoint::Item, "#[attr] pub struct S {} 92", "#[attr] pub struct S {}");
check_prefix(PrefixEntryPoint::Item, "item!{}?", "item!{}");
check_prefix(PrefixEntryPoint::Item, "????", "?");
}
#[test]
fn meta_item() {
check_prefix(PrefixEntryPoint::MetaItem, "attr, ", "attr");
check_prefix(
PrefixEntryPoint::MetaItem,
"attr(some token {stream});",
"attr(some token {stream})",
);
check_prefix(PrefixEntryPoint::MetaItem, "path::attr = 2 * 2!", "path::attr = 2 * 2");
}
fn check_prefix(entry: PrefixEntryPoint, input: &str, prefix: &str) {
let lexed = LexedStr::new(input);
let input = lexed.to_input();