From 9b0b59c5d2eb1eee8ef16118ddd20ad1302f2c62 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Wed, 11 Mar 2020 10:39:39 +0100
Subject: Add a test for disabled argument snippets

---
 crates/ra_ide/src/completion.rs                 |  2 +-
 crates/ra_ide/src/completion/completion_item.rs | 12 +++++--
 crates/ra_ide/src/completion/presentation.rs    | 48 +++++++++++++++++++++++--
 3 files changed, 57 insertions(+), 5 deletions(-)

(limited to 'crates/ra_ide/src')

diff --git a/crates/ra_ide/src/completion.rs b/crates/ra_ide/src/completion.rs
index a27e0fc15..ed1ab65af 100644
--- a/crates/ra_ide/src/completion.rs
+++ b/crates/ra_ide/src/completion.rs
@@ -20,7 +20,7 @@ mod complete_trait_impl;
 use ra_ide_db::RootDatabase;
 
 #[cfg(test)]
-use crate::completion::completion_item::do_completion;
+use crate::completion::completion_item::{do_completion, do_completion_with_options};
 use crate::{
     completion::{
         completion_context::CompletionContext,
diff --git a/crates/ra_ide/src/completion/completion_item.rs b/crates/ra_ide/src/completion/completion_item.rs
index 1d14e9636..ef6848607 100644
--- a/crates/ra_ide/src/completion/completion_item.rs
+++ b/crates/ra_ide/src/completion/completion_item.rs
@@ -321,8 +321,17 @@ impl Into<Vec<CompletionItem>> for Completions {
 
 #[cfg(test)]
 pub(crate) fn do_completion(code: &str, kind: CompletionKind) -> Vec<CompletionItem> {
+    do_completion_with_options(code, kind, &crate::completion::CompletionOptions::default())
+}
+
+#[cfg(test)]
+pub(crate) fn do_completion_with_options(
+    code: &str,
+    kind: CompletionKind,
+    options: &crate::completion::CompletionOptions,
+) -> Vec<CompletionItem> {
     use crate::{
-        completion::{completions, CompletionOptions},
+        completion::completions,
         mock_analysis::{analysis_and_position, single_file_with_position},
     };
 
@@ -331,7 +340,6 @@ pub(crate) fn do_completion(code: &str, kind: CompletionKind) -> Vec<CompletionI
     } else {
         single_file_with_position(code)
     };
-    let options = CompletionOptions::default();
     let completions = completions(&analysis.db, position, &options).unwrap();
     let completion_items: Vec<CompletionItem> = completions.into();
     let mut kind_completions: Vec<CompletionItem> =
diff --git a/crates/ra_ide/src/completion/presentation.rs b/crates/ra_ide/src/completion/presentation.rs
index 3dc56e4a3..5fc8b483c 100644
--- a/crates/ra_ide/src/completion/presentation.rs
+++ b/crates/ra_ide/src/completion/presentation.rs
@@ -307,12 +307,22 @@ mod tests {
     use insta::assert_debug_snapshot;
     use test_utils::covers;
 
-    use crate::completion::{do_completion, CompletionItem, CompletionKind};
+    use crate::completion::{
+        do_completion, do_completion_with_options, CompletionItem, CompletionKind,
+        CompletionOptions,
+    };
 
     fn do_reference_completion(ra_fixture: &str) -> Vec<CompletionItem> {
         do_completion(ra_fixture, CompletionKind::Reference)
     }
 
+    fn do_reference_completion_with_options(
+        ra_fixture: &str,
+        options: CompletionOptions,
+    ) -> Vec<CompletionItem> {
+        do_completion_with_options(ra_fixture, CompletionKind::Reference, &options)
+    }
+
     #[test]
     fn enum_detail_includes_names_for_record() {
         assert_debug_snapshot!(
@@ -533,7 +543,7 @@ mod tests {
     }
 
     #[test]
-    fn parens_for_method_call() {
+    fn arg_snippets_for_method_call() {
         assert_debug_snapshot!(
             do_reference_completion(
                 r"
@@ -562,6 +572,40 @@ mod tests {
         )
     }
 
+    #[test]
+    fn no_arg_snippets_for_method_call() {
+        assert_debug_snapshot!(
+            do_reference_completion_with_options(
+                r"
+                struct S {}
+                impl S {
+                    fn foo(&self, x: i32) {}
+                }
+                fn bar(s: &S) {
+                    s.f<|>
+                }
+                ",
+                CompletionOptions {
+                    add_call_argument_snippets: false,
+                    .. Default::default()
+                }
+            ),
+            @r###"
+        [
+            CompletionItem {
+                label: "foo(…)",
+                source_range: [171; 172),
+                delete: [171; 172),
+                insert: "foo($0)",
+                kind: Method,
+                lookup: "foo",
+                detail: "fn foo(&self, x: i32)",
+            },
+        ]
+        "###
+        )
+    }
+
     #[test]
     fn dont_render_function_parens_in_use_item() {
         assert_debug_snapshot!(
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