bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/cfg/src/tests.rs')
-rw-r--r--crates/cfg/src/tests.rs42
1 files changed, 33 insertions, 9 deletions
diff --git a/crates/cfg/src/tests.rs b/crates/cfg/src/tests.rs
index 6766748097..52c581dbbd 100644
--- a/crates/cfg/src/tests.rs
+++ b/crates/cfg/src/tests.rs
@@ -1,7 +1,10 @@
use arbitrary::{Arbitrary, Unstructured};
use expect_test::{Expect, expect};
use intern::Symbol;
-use syntax::{AstNode, Edition, ast};
+use syntax::{
+ AstNode, Edition,
+ ast::{self, TokenTreeChildren},
+};
use syntax_bridge::{
DocCommentDesugarMode,
dummy_test_span_utils::{DUMMY, DummyTestSpanMap},
@@ -10,24 +13,33 @@ use syntax_bridge::{
use crate::{CfgAtom, CfgExpr, CfgOptions, DnfExpr};
+#[track_caller]
+fn parse_ast_cfg(tt: &ast::TokenTree) -> CfgExpr {
+ CfgExpr::parse_from_ast(&mut TokenTreeChildren::new(tt).peekable())
+}
+
+#[track_caller]
fn assert_parse_result(input: &str, expected: CfgExpr) {
let source_file = ast::SourceFile::parse(input, Edition::CURRENT).ok().unwrap();
- let tt = source_file.syntax().descendants().find_map(ast::TokenTree::cast).unwrap();
+ let tt_ast = source_file.syntax().descendants().find_map(ast::TokenTree::cast).unwrap();
let tt = syntax_node_to_token_tree(
- tt.syntax(),
+ tt_ast.syntax(),
DummyTestSpanMap,
DUMMY,
DocCommentDesugarMode::ProcMacro,
);
let cfg = CfgExpr::parse(&tt);
assert_eq!(cfg, expected);
+ let cfg = parse_ast_cfg(&tt_ast);
+ assert_eq!(cfg, expected);
}
+#[track_caller]
fn check_dnf(input: &str, expect: Expect) {
let source_file = ast::SourceFile::parse(input, Edition::CURRENT).ok().unwrap();
- let tt = source_file.syntax().descendants().find_map(ast::TokenTree::cast).unwrap();
+ let tt_ast = source_file.syntax().descendants().find_map(ast::TokenTree::cast).unwrap();
let tt = syntax_node_to_token_tree(
- tt.syntax(),
+ tt_ast.syntax(),
DummyTestSpanMap,
DUMMY,
DocCommentDesugarMode::ProcMacro,
@@ -35,13 +47,17 @@ fn check_dnf(input: &str, expect: Expect) {
let cfg = CfgExpr::parse(&tt);
let actual = format!("#![cfg({})]", DnfExpr::new(&cfg));
expect.assert_eq(&actual);
+ let cfg = parse_ast_cfg(&tt_ast);
+ let actual = format!("#![cfg({})]", DnfExpr::new(&cfg));
+ expect.assert_eq(&actual);
}
+#[track_caller]
fn check_why_inactive(input: &str, opts: &CfgOptions, expect: Expect) {
let source_file = ast::SourceFile::parse(input, Edition::CURRENT).ok().unwrap();
- let tt = source_file.syntax().descendants().find_map(ast::TokenTree::cast).unwrap();
+ let tt_ast = source_file.syntax().descendants().find_map(ast::TokenTree::cast).unwrap();
let tt = syntax_node_to_token_tree(
- tt.syntax(),
+ tt_ast.syntax(),
DummyTestSpanMap,
DUMMY,
DocCommentDesugarMode::ProcMacro,
@@ -50,14 +66,18 @@ fn check_why_inactive(input: &str, opts: &CfgOptions, expect: Expect) {
let dnf = DnfExpr::new(&cfg);
let why_inactive = dnf.why_inactive(opts).unwrap().to_string();
expect.assert_eq(&why_inactive);
+ let cfg = parse_ast_cfg(&tt_ast);
+ let dnf = DnfExpr::new(&cfg);
+ let why_inactive = dnf.why_inactive(opts).unwrap().to_string();
+ expect.assert_eq(&why_inactive);
}
#[track_caller]
fn check_enable_hints(input: &str, opts: &CfgOptions, expected_hints: &[&str]) {
let source_file = ast::SourceFile::parse(input, Edition::CURRENT).ok().unwrap();
- let tt = source_file.syntax().descendants().find_map(ast::TokenTree::cast).unwrap();
+ let tt_ast = source_file.syntax().descendants().find_map(ast::TokenTree::cast).unwrap();
let tt = syntax_node_to_token_tree(
- tt.syntax(),
+ tt_ast.syntax(),
DummyTestSpanMap,
DUMMY,
DocCommentDesugarMode::ProcMacro,
@@ -66,6 +86,10 @@ fn check_enable_hints(input: &str, opts: &CfgOptions, expected_hints: &[&str]) {
let dnf = DnfExpr::new(&cfg);
let hints = dnf.compute_enable_hints(opts).map(|diff| diff.to_string()).collect::<Vec<_>>();
assert_eq!(hints, expected_hints);
+ let cfg = parse_ast_cfg(&tt_ast);
+ let dnf = DnfExpr::new(&cfg);
+ let hints = dnf.compute_enable_hints(opts).map(|diff| diff.to_string()).collect::<Vec<_>>();
+ assert_eq!(hints, expected_hints);
}
#[test]