From b4fe479236f592fcbfa1422dda54253b77d8b0e1 Mon Sep 17 00:00:00 2001
From: Lukas Tobias Wirth <lukastw97@gmail.com>
Date: Tue, 18 May 2021 20:21:47 +0200
Subject: Replace ImportGranularity::Guess with guessing boolean flag
---
crates/ide_db/src/helpers/insert_use/tests.rs | 115 +++++++++++++++++++++++++-
1 file changed, 114 insertions(+), 1 deletion(-)
(limited to 'crates/ide_db/src/helpers/insert_use')
diff --git a/crates/ide_db/src/helpers/insert_use/tests.rs b/crates/ide_db/src/helpers/insert_use/tests.rs
index f99857a89..f795bbf00 100644
--- a/crates/ide_db/src/helpers/insert_use/tests.rs
+++ b/crates/ide_db/src/helpers/insert_use/tests.rs
@@ -631,6 +631,104 @@ fn merge_last_fail3() {
);
}
+#[test]
+fn guess_empty() {
+ check_guess("", ImportGranularityGuess::Unknown);
+}
+
+#[test]
+fn guess_single() {
+ check_guess(r"use foo::{baz::{qux, quux}, bar};", ImportGranularityGuess::Crate);
+ check_guess(r"use foo::bar;", ImportGranularityGuess::Unknown);
+ check_guess(r"use foo::bar::{baz, qux};", ImportGranularityGuess::CrateOrModule);
+}
+
+#[test]
+fn guess_unknown() {
+ check_guess(
+ r"
+use foo::bar::baz;
+use oof::rab::xuq;
+",
+ ImportGranularityGuess::Unknown,
+ );
+}
+
+#[test]
+fn guess_item() {
+ check_guess(
+ r"
+use foo::bar::baz;
+use foo::bar::qux;
+",
+ ImportGranularityGuess::Item,
+ );
+}
+
+#[test]
+fn guess_module() {
+ check_guess(
+ r"
+use foo::bar::baz;
+use foo::bar::{qux, quux};
+",
+ ImportGranularityGuess::Module,
+ );
+ // this is a rather odd case, technically this file isn't following any style properly.
+ check_guess(
+ r"
+use foo::bar::baz;
+use foo::{baz::{qux, quux}, bar};
+",
+ ImportGranularityGuess::Module,
+ );
+}
+
+#[test]
+fn guess_crate_or_module() {
+ check_guess(
+ r"
+use foo::bar::baz;
+use oof::bar::{qux, quux};
+",
+ ImportGranularityGuess::CrateOrModule,
+ );
+}
+
+#[test]
+fn guess_crate() {
+ check_guess(
+ r"
+use frob::bar::baz;
+use foo::{baz::{qux, quux}, bar};
+",
+ ImportGranularityGuess::Crate,
+ );
+}
+
+#[test]
+fn guess_skips_differing_vis() {
+ check_guess(
+ r"
+use foo::bar::baz;
+pub use foo::bar::qux;
+",
+ ImportGranularityGuess::Unknown,
+ );
+}
+
+#[test]
+fn guess_grouping_matters() {
+ check_guess(
+ r"
+use foo::bar::baz;
+use oof::bar::baz;
+use foo::bar::qux;
+",
+ ImportGranularityGuess::Unknown,
+ );
+}
+
fn check(
path: &str,
ra_fixture_before: &str,
@@ -651,7 +749,16 @@ fn check(
.find_map(ast::Path::cast)
.unwrap();
- insert_use(&file, path, InsertUseConfig { granularity, prefix_kind: PrefixKind::Plain, group });
+ insert_use(
+ &file,
+ path,
+ InsertUseConfig {
+ granularity,
+ enforce_granularity: true,
+ prefix_kind: PrefixKind::Plain,
+ group,
+ },
+ );
let result = file.as_syntax_node().to_string();
assert_eq_text!(ra_fixture_after, &result);
}
@@ -686,3 +793,9 @@ fn check_merge_only_fail(ra_fixture0: &str, ra_fixture1: &str, mb: MergeBehavior
let result = try_merge_imports(&use0, &use1, mb);
assert_eq!(result.map(|u| u.to_string()), None);
}
+
+fn check_guess(ra_fixture: &str, expected: ImportGranularityGuess) {
+ let syntax = ast::SourceFile::parse(ra_fixture).tree().syntax().clone();
+ let file = super::ImportScope::from(syntax).unwrap();
+ assert_eq!(file.guess_granularity_from_scope(), expected);
+}
--
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