diff options
Diffstat (limited to 'crates/ra_ide/src/completion.rs')
-rw-r--r-- | crates/ra_ide/src/completion.rs | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/crates/ra_ide/src/completion.rs b/crates/ra_ide/src/completion.rs index d890b69d2..a721e23c6 100644 --- a/crates/ra_ide/src/completion.rs +++ b/crates/ra_ide/src/completion.rs | |||
@@ -125,3 +125,81 @@ pub(crate) fn completions( | |||
125 | 125 | ||
126 | Some(acc) | 126 | Some(acc) |
127 | } | 127 | } |
128 | |||
129 | #[cfg(test)] | ||
130 | mod tests { | ||
131 | use crate::completion::completion_config::CompletionConfig; | ||
132 | use crate::mock_analysis::analysis_and_position; | ||
133 | |||
134 | struct DetailAndDocumentation<'a> { | ||
135 | detail: &'a str, | ||
136 | documentation: &'a str, | ||
137 | } | ||
138 | |||
139 | fn check_detail_and_documentation(fixture: &str, expected: DetailAndDocumentation) { | ||
140 | let (analysis, position) = analysis_and_position(fixture); | ||
141 | let config = CompletionConfig::default(); | ||
142 | let completions = analysis.completions(&config, position).unwrap().unwrap(); | ||
143 | for item in completions { | ||
144 | if item.detail() == Some(expected.detail) { | ||
145 | let opt = item.documentation(); | ||
146 | let doc = opt.as_ref().map(|it| it.as_str()); | ||
147 | assert_eq!(doc, Some(expected.documentation)); | ||
148 | return; | ||
149 | } | ||
150 | } | ||
151 | panic!("completion detail not found: {}", expected.detail) | ||
152 | } | ||
153 | |||
154 | #[test] | ||
155 | fn test_completion_detail_from_macro_generated_struct_fn_doc_attr() { | ||
156 | check_detail_and_documentation( | ||
157 | r#" | ||
158 | //- /lib.rs | ||
159 | macro_rules! bar { | ||
160 | () => { | ||
161 | struct Bar; | ||
162 | impl Bar { | ||
163 | #[doc = "Do the foo"] | ||
164 | fn foo(&self) {} | ||
165 | } | ||
166 | } | ||
167 | } | ||
168 | |||
169 | bar!(); | ||
170 | |||
171 | fn foo() { | ||
172 | let bar = Bar; | ||
173 | bar.fo<|>; | ||
174 | } | ||
175 | "#, | ||
176 | DetailAndDocumentation { detail: "fn foo(&self)", documentation: "Do the foo" }, | ||
177 | ); | ||
178 | } | ||
179 | |||
180 | #[test] | ||
181 | fn test_completion_detail_from_macro_generated_struct_fn_doc_comment() { | ||
182 | check_detail_and_documentation( | ||
183 | r#" | ||
184 | //- /lib.rs | ||
185 | macro_rules! bar { | ||
186 | () => { | ||
187 | struct Bar; | ||
188 | impl Bar { | ||
189 | /// Do the foo | ||
190 | fn foo(&self) {} | ||
191 | } | ||
192 | } | ||
193 | } | ||
194 | |||
195 | bar!(); | ||
196 | |||
197 | fn foo() { | ||
198 | let bar = Bar; | ||
199 | bar.fo<|>; | ||
200 | } | ||
201 | "#, | ||
202 | DetailAndDocumentation { detail: "fn foo(&self)", documentation: " Do the foo" }, | ||
203 | ); | ||
204 | } | ||
205 | } | ||