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internal: move some macro tests

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This commit is contained in:
Aleksey Kladov 2021-10-09 18:15:05 +03:00
parent c2e425dd00
commit a060b9a4b2
3 changed files with 45 additions and 98 deletions
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8
crates/hir_def/src/macro_expansion_tests.rs
View file

@ -123,6 +123,9 @@ fn pretty_print_macro_expansion(expn: SyntaxNode) -> String {
(IDENT | LIFETIME_IDENT, IDENT | LIFETIME_IDENT) => " ",
(IDENT, _) if curr_kind.is_keyword() => " ",
(_, IDENT) if prev_kind.is_keyword() => " ",
(T![>], IDENT) => " ",
(T![>], _) if curr_kind.is_keyword() => " ",
(T![->], _) | (_, T![->]) => " ",
_ => "",
};
@ -133,8 +136,9 @@ fn pretty_print_macro_expansion(expn: SyntaxNode) -> String {
}
res.push_str(space);
if space == "\n" && curr_kind != T!['}'] {
res.push_str(&" ".repeat(indent_level));
if space == "\n" {
let level = if curr_kind == T!['}'] { indent_level - 1 } else { indent_level };
res.push_str(&" ".repeat(level));
}
prev_kind = curr_kind;
format_to!(res, "{}", token)

39
crates/hir_def/src/macro_expansion_tests/mbe.rs
View file

@ -9,6 +9,45 @@ use expect_test::expect;
use crate::macro_expansion_tests::check;
#[test]
fn mbe_smoke_test() {
check(
r#"
macro_rules! impl_froms {
($e:ident: $($v:ident),*) => {
$(
impl From<$v> for $e {
fn from(it: $v) -> $e { $e::$v(it) }
}
)*
}
}
impl_froms!(TokenTree: Leaf, Subtree);
"#,
expect![[r#"
macro_rules! impl_froms {
($e:ident: $($v:ident),*) => {
$(
impl From<$v> for $e {
fn from(it: $v) -> $e { $e::$v(it) }
}
)*
}
}
impl From<Leaf> for TokenTree {
fn from(it:Leaf) -> TokenTree {
TokenTree::Leaf(it)
}
}
impl From<Subtree> for TokenTree {
fn from(it:Subtree) -> TokenTree {
TokenTree::Subtree(it)
}
}
"#]],
);
}
#[test]
fn expansion_does_not_parse_as_expression() {
check(

96
crates/mbe/src/tests/expand.rs
View file

@ -71,102 +71,6 @@ macro_rules! foobar {
assert_eq!(get_text(tt::TokenId(13), T!['{']), "{");
}
#[test]
fn test_convert_tt() {
parse_macro(r#"
macro_rules! impl_froms {
($e:ident: $($v:ident),*) => {
$(
impl From<$v> for $e {
fn from(it: $v) -> $e {
$e::$v(it)
}
}
)*
}
}
"#)
.assert_expand_tt(
"impl_froms!(TokenTree: Leaf, Subtree);",
"impl From <Leaf > for TokenTree {fn from (it : Leaf) -> TokenTree {TokenTree ::Leaf (it)}} \
impl From <Subtree > for TokenTree {fn from (it : Subtree) -> TokenTree {TokenTree ::Subtree (it)}}"
);
}
#[test]
fn test_convert_tt2() {
parse_macro(
r#"
macro_rules! impl_froms {
($e:ident: $($v:ident),*) => {
$(
impl From<$v> for $e {
fn from(it: $v) -> $e {
$e::$v(it)
}
}
)*
}
}
"#,
)
.assert_expand(
"impl_froms!(TokenTree: Leaf, Subtree);",
r#"
SUBTREE $
IDENT impl 20
IDENT From 21
PUNCH < [joint] 22
IDENT Leaf 53
PUNCH > [alone] 25
IDENT for 26
IDENT TokenTree 51
SUBTREE {} 29
IDENT fn 30
IDENT from 31
SUBTREE () 32
IDENT it 33
PUNCH : [alone] 34
IDENT Leaf 53
PUNCH - [joint] 37
PUNCH > [alone] 38
IDENT TokenTree 51
SUBTREE {} 41
IDENT TokenTree 51
PUNCH : [joint] 44
PUNCH : [joint] 45
IDENT Leaf 53
SUBTREE () 48
IDENT it 49
IDENT impl 20
IDENT From 21
PUNCH < [joint] 22
IDENT Subtree 55
PUNCH > [alone] 25
IDENT for 26
IDENT TokenTree 51
SUBTREE {} 29
IDENT fn 30
IDENT from 31
SUBTREE () 32
IDENT it 33
PUNCH : [alone] 34
IDENT Subtree 55
PUNCH - [joint] 37
PUNCH > [alone] 38
IDENT TokenTree 51
SUBTREE {} 41
IDENT TokenTree 51
PUNCH : [joint] 44
PUNCH : [joint] 45
IDENT Subtree 55
SUBTREE () 48
IDENT it 49
"#,
);
}
#[test]
fn test_match_group_with_multichar_sep() {
parse_macro(