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authorLukas Wirth <[email protected]>2021-06-21 12:48:25 +0100
committerLukas Wirth <[email protected]>2021-06-21 12:48:25 +0100
commitf835279b3ae41644e9568187b4468cd9d9e84eca (patch)
treefc5b37d8257674d0c5fa7a8e8c1177e21dc4750c /crates
parentc2aa7782d65c4f2765f68b99f00f4203e1f143c1 (diff)
Move out completion pattern tests
Diffstat (limited to 'crates')
-rw-r--r--crates/ide_completion/src/completions/keyword.rs22
-rw-r--r--crates/ide_completion/src/completions/pattern.rs395
-rw-r--r--crates/ide_completion/src/completions/unqualified_path.rs50
-rw-r--r--crates/ide_completion/src/tests.rs1
-rw-r--r--crates/ide_completion/src/tests/pattern.rs348
5 files changed, 349 insertions, 467 deletions
diff --git a/crates/ide_completion/src/completions/keyword.rs b/crates/ide_completion/src/completions/keyword.rs
index 07541c79c..e40ec6280 100644
--- a/crates/ide_completion/src/completions/keyword.rs
+++ b/crates/ide_completion/src/completions/keyword.rs
@@ -373,28 +373,6 @@ fn quux() -> i32 {
373 } 373 }
374 374
375 #[test] 375 #[test]
376 fn test_mut_in_ref_and_in_fn_parameters_list() {
377 check(
378 r"fn my_fn(&$0) {}",
379 expect![[r#"
380 kw mut
381 "#]],
382 );
383 check(
384 r"fn my_fn($0) {}",
385 expect![[r#"
386 kw mut
387 "#]],
388 );
389 check(
390 r"fn my_fn() { let &$0 }",
391 expect![[r#"
392 kw mut
393 "#]],
394 );
395 }
396
397 #[test]
398 fn no_keyword_completion_in_comments() { 376 fn no_keyword_completion_in_comments() {
399 cov_mark::check!(no_keyword_completion_in_comments); 377 cov_mark::check!(no_keyword_completion_in_comments);
400 check( 378 check(
diff --git a/crates/ide_completion/src/completions/pattern.rs b/crates/ide_completion/src/completions/pattern.rs
index efe3c957a..bd13a62d7 100644
--- a/crates/ide_completion/src/completions/pattern.rs
+++ b/crates/ide_completion/src/completions/pattern.rs
@@ -55,398 +55,3 @@ pub(crate) fn complete_pattern(acc: &mut Completions, ctx: &CompletionContext) {
55 } 55 }
56 }); 56 });
57} 57}
58
59#[cfg(test)]
60mod tests {
61 use expect_test::{expect, Expect};
62
63 use crate::{
64 tests::{check_edit, filtered_completion_list},
65 CompletionKind,
66 };
67
68 fn check(ra_fixture: &str, expect: Expect) {
69 let actual = filtered_completion_list(ra_fixture, CompletionKind::Reference);
70 expect.assert_eq(&actual)
71 }
72
73 fn check_snippet(ra_fixture: &str, expect: Expect) {
74 let actual = filtered_completion_list(ra_fixture, CompletionKind::Snippet);
75 expect.assert_eq(&actual)
76 }
77
78 #[test]
79 fn completes_enum_variants_and_modules() {
80 check(
81 r#"
82enum E { X }
83use self::E::X;
84const Z: E = E::X;
85mod m {}
86
87static FOO: E = E::X;
88struct Bar { f: u32 }
89
90fn foo() {
91 match E::X { a$0 }
92}
93"#,
94 expect![[r#"
95 en E
96 ct Z
97 st Bar
98 ev X
99 md m
100 "#]],
101 );
102 }
103
104 #[test]
105 fn does_not_complete_non_fn_macros() {
106 check(
107 r#"
108macro_rules! m { ($e:expr) => { $e } }
109enum E { X }
110
111#[rustc_builtin_macro]
112macro Clone {}
113
114fn foo() {
115 match E::X { $0 }
116}
117"#,
118 expect![[r#"
119 ev E::X ()
120 en E
121 ma m!(…) macro_rules! m
122 "#]],
123 );
124 }
125
126 #[test]
127 fn completes_in_simple_macro_call() {
128 check(
129 r#"
130macro_rules! m { ($e:expr) => { $e } }
131enum E { X }
132
133fn foo() {
134 m!(match E::X { a$0 })
135}
136"#,
137 expect![[r#"
138 ev E::X ()
139 en E
140 ma m!(…) macro_rules! m
141 "#]],
142 );
143 }
144
145 #[test]
146 fn completes_in_irrefutable_let() {
147 check(
148 r#"
149enum E { X }
150use self::E::X;
151const Z: E = E::X;
152mod m {}
153
154static FOO: E = E::X;
155struct Bar { f: u32 }
156
157fn foo() {
158 let a$0
159}
160"#,
161 expect![[r#"
162 st Bar
163 "#]],
164 );
165 }
166
167 #[test]
168 fn completes_in_param() {
169 check(
170 r#"
171enum E { X }
172
173static FOO: E = E::X;
174struct Bar { f: u32 }
175
176fn foo(a$0) {
177}
178"#,
179 expect![[r#"
180 st Bar
181 "#]],
182 );
183 }
184
185 #[test]
186 fn completes_pat_in_let() {
187 check_snippet(
188 r#"
189struct Bar { f: u32 }
190
191fn foo() {
192 let a$0
193}
194"#,
195 expect![[r#"
196 bn Bar Bar { f$1 }$0
197 "#]],
198 );
199 }
200
201 #[test]
202 fn completes_param_pattern() {
203 check_snippet(
204 r#"
205struct Foo { bar: String, baz: String }
206struct Bar(String, String);
207struct Baz;
208fn outer(a$0) {}
209"#,
210 expect![[r#"
211 bn Foo Foo { bar$1, baz$2 }: Foo$0
212 bn Bar Bar($1, $2): Bar$0
213 "#]],
214 )
215 }
216
217 #[test]
218 fn completes_let_pattern() {
219 check_snippet(
220 r#"
221struct Foo { bar: String, baz: String }
222struct Bar(String, String);
223struct Baz;
224fn outer() {
225 let a$0
226}
227"#,
228 expect![[r#"
229 bn Foo Foo { bar$1, baz$2 }$0
230 bn Bar Bar($1, $2)$0
231 "#]],
232 )
233 }
234
235 #[test]
236 fn completes_refutable_pattern() {
237 check_snippet(
238 r#"
239struct Foo { bar: i32, baz: i32 }
240struct Bar(String, String);
241struct Baz;
242fn outer() {
243 match () {
244 a$0
245 }
246}
247"#,
248 expect![[r#"
249 bn Foo Foo { bar$1, baz$2 }$0
250 bn Bar Bar($1, $2)$0
251 "#]],
252 )
253 }
254
255 #[test]
256 fn omits_private_fields_pat() {
257 check_snippet(
258 r#"
259mod foo {
260 pub struct Foo { pub bar: i32, baz: i32 }
261 pub struct Bar(pub String, String);
262 pub struct Invisible(String, String);
263}
264use foo::*;
265
266fn outer() {
267 match () {
268 a$0
269 }
270}
271"#,
272 expect![[r#"
273 bn Foo Foo { bar$1, .. }$0
274 bn Bar Bar($1, ..)$0
275 "#]],
276 )
277 }
278
279 #[test]
280 fn only_shows_ident_completion() {
281 check_edit(
282 "Foo",
283 r#"
284struct Foo(i32);
285fn main() {
286 match Foo(92) {
287 a$0(92) => (),
288 }
289}
290"#,
291 r#"
292struct Foo(i32);
293fn main() {
294 match Foo(92) {
295 Foo(92) => (),
296 }
297}
298"#,
299 );
300 }
301
302 #[test]
303 fn completes_self_pats() {
304 check_snippet(
305 r#"
306struct Foo(i32);
307impl Foo {
308 fn foo() {
309 match () {
310 a$0
311 }
312 }
313}
314 "#,
315 expect![[r#"
316 bn Self Self($1)$0
317 bn Foo Foo($1)$0
318 "#]],
319 )
320 }
321
322 #[test]
323 fn completes_qualified_variant() {
324 check_snippet(
325 r#"
326enum Foo {
327 Bar { baz: i32 }
328}
329impl Foo {
330 fn foo() {
331 match {Foo::Bar { baz: 0 }} {
332 B$0
333 }
334 }
335}
336 "#,
337 expect![[r#"
338 bn Self::Bar Self::Bar { baz$1 }$0
339 bn Foo::Bar Foo::Bar { baz$1 }$0
340 "#]],
341 )
342 }
343
344 #[test]
345 fn completes_enum_variant_matcharm() {
346 check(
347 r#"
348enum Foo { Bar, Baz, Quux }
349
350fn main() {
351 let foo = Foo::Quux;
352 match foo { Qu$0 }
353}
354"#,
355 expect![[r#"
356 ev Foo::Bar ()
357 ev Foo::Baz ()
358 ev Foo::Quux ()
359 en Foo
360 "#]],
361 )
362 }
363
364 #[test]
365 fn completes_enum_variant_matcharm_ref() {
366 check(
367 r#"
368enum Foo { Bar, Baz, Quux }
369
370fn main() {
371 let foo = Foo::Quux;
372 match &foo { Qu$0 }
373}
374"#,
375 expect![[r#"
376 ev Foo::Bar ()
377 ev Foo::Baz ()
378 ev Foo::Quux ()
379 en Foo
380 "#]],
381 )
382 }
383
384 #[test]
385 fn completes_enum_variant_iflet() {
386 check(
387 r#"
388enum Foo { Bar, Baz, Quux }
389
390fn main() {
391 let foo = Foo::Quux;
392 if let Qu$0 = foo { }
393}
394"#,
395 expect![[r#"
396 ev Foo::Bar ()
397 ev Foo::Baz ()
398 ev Foo::Quux ()
399 en Foo
400 "#]],
401 )
402 }
403
404 #[test]
405 fn completes_enum_variant_impl() {
406 check(
407 r#"
408enum Foo { Bar, Baz, Quux }
409impl Foo {
410 fn foo() { match Foo::Bar { Q$0 } }
411}
412"#,
413 expect![[r#"
414 ev Self::Bar ()
415 ev Self::Baz ()
416 ev Self::Quux ()
417 ev Foo::Bar ()
418 ev Foo::Baz ()
419 ev Foo::Quux ()
420 sp Self
421 en Foo
422 "#]],
423 )
424 }
425
426 #[test]
427 fn completes_in_record_field_pat() {
428 check_snippet(
429 r#"
430struct Foo { bar: Bar }
431struct Bar(u32);
432fn outer(Foo { bar: $0 }: Foo) {}
433"#,
434 expect![[r#"
435 bn Foo Foo { bar$1 }$0
436 bn Bar Bar($1)$0
437 "#]],
438 )
439 }
440
441 #[test]
442 fn skips_in_record_field_pat_name() {
443 check_snippet(
444 r#"
445struct Foo { bar: Bar }
446struct Bar(u32);
447fn outer(Foo { bar$0 }: Foo) {}
448"#,
449 expect![[r#""#]],
450 )
451 }
452}
diff --git a/crates/ide_completion/src/completions/unqualified_path.rs b/crates/ide_completion/src/completions/unqualified_path.rs
index 81c4fb305..819fa3a43 100644
--- a/crates/ide_completion/src/completions/unqualified_path.rs
+++ b/crates/ide_completion/src/completions/unqualified_path.rs
@@ -135,56 +135,6 @@ fn foo() {
135 } 135 }
136 136
137 #[test] 137 #[test]
138 fn bind_pat_and_path_ignore_at() {
139 check(
140 r#"
141enum Enum { A, B }
142fn quux(x: Option<Enum>) {
143 match x {
144 None => (),
145 Some(en$0 @ Enum::A) => (),
146 }
147}
148"#,
149 expect![[r#""#]],
150 );
151 }
152
153 #[test]
154 fn bind_pat_and_path_ignore_ref() {
155 check(
156 r#"
157enum Enum { A, B }
158fn quux(x: Option<Enum>) {
159 match x {
160 None => (),
161 Some(ref en$0) => (),
162 }
163}
164"#,
165 expect![[r#""#]],
166 );
167 }
168
169 #[test]
170 fn bind_pat_and_path() {
171 check(
172 r#"
173enum Enum { A, B }
174fn quux(x: Option<Enum>) {
175 match x {
176 None => (),
177 Some(En$0) => (),
178 }
179}
180"#,
181 expect![[r#"
182 en Enum
183 "#]],
184 );
185 }
186
187 #[test]
188 fn completes_bindings_from_let() { 138 fn completes_bindings_from_let() {
189 check( 139 check(
190 r#" 140 r#"
diff --git a/crates/ide_completion/src/tests.rs b/crates/ide_completion/src/tests.rs
index 211c89c40..7af8c903b 100644
--- a/crates/ide_completion/src/tests.rs
+++ b/crates/ide_completion/src/tests.rs
@@ -7,6 +7,7 @@
7mod item_list; 7mod item_list;
8mod use_tree; 8mod use_tree;
9mod items; 9mod items;
10mod pattern;
10 11
11use hir::{PrefixKind, Semantics}; 12use hir::{PrefixKind, Semantics};
12use ide_db::{ 13use ide_db::{
diff --git a/crates/ide_completion/src/tests/pattern.rs b/crates/ide_completion/src/tests/pattern.rs
new file mode 100644
index 000000000..1ad5ccd97
--- /dev/null
+++ b/crates/ide_completion/src/tests/pattern.rs
@@ -0,0 +1,348 @@
1//! Completions tests for pattern position.
2use expect_test::{expect, Expect};
3
4use crate::tests::completion_list;
5
6fn check(ra_fixture: &str, expect: Expect) {
7 let actual = completion_list(ra_fixture);
8 expect.assert_eq(&actual)
9}
10
11fn check_with(ra_fixture: &str, expect: Expect) {
12 let base = r#"
13enum Enum { TupleV(u32), RecordV { field: u32 }, UnitV }
14use self::Enum::TupleV;
15mod module {}
16
17static STATIC: Unit = Unit;
18const CONST: Unit = Unit;
19struct Record { field: u32 }
20struct Tuple(u32);
21struct Unit
22macro_rules! makro {}
23"#;
24 let actual = completion_list(&format!("{}\n{}", base, ra_fixture));
25 expect.assert_eq(&actual)
26}
27
28#[test]
29fn ident_rebind_pat() {
30 check(
31 r#"
32fn quux() {
33 let en$0 @ x
34}
35"#,
36 expect![[r#"
37 kw mut
38 "#]],
39 );
40}
41
42#[test]
43fn ident_ref_pat() {
44 check(
45 r#"
46fn quux() {
47 let ref en$0
48}
49"#,
50 expect![[r#"
51 kw mut
52 "#]],
53 );
54 check(
55 r#"
56fn quux() {
57 let ref en$0 @ x
58}
59"#,
60 expect![[r#"
61 kw mut
62 "#]],
63 );
64}
65
66#[test]
67fn ident_ref_mut_pat() {
68 // FIXME mut is already here, don't complete it again
69 check(
70 r#"
71fn quux() {
72 let ref mut en$0
73}
74"#,
75 expect![[r#"
76 kw mut
77 "#]],
78 );
79 check(
80 r#"
81fn quux() {
82 let ref mut en$0 @ x
83}
84"#,
85 expect![[r#"
86 kw mut
87 "#]],
88 );
89}
90
91#[test]
92fn ref_pat() {
93 check(
94 r#"
95fn quux() {
96 let &en$0
97}
98"#,
99 expect![[r#"
100 kw mut
101 "#]],
102 );
103 // FIXME mut is already here, don't complete it again
104 check(
105 r#"
106fn quux() {
107 let &mut en$0
108}
109"#,
110 expect![[r#"
111 kw mut
112 "#]],
113 );
114}
115
116#[test]
117fn refutable() {
118 check_with(
119 r#"
120fn foo() {
121 if let a$0
122}
123"#,
124 expect![[r#"
125 kw mut
126 bn Record Record { field$1 }$0
127 st Record
128 en Enum
129 bn Tuple Tuple($1)$0
130 st Tuple
131 md module
132 bn TupleV TupleV($1)$0
133 ev TupleV
134 st Unit
135 ct CONST
136 ma makro!(…) macro_rules! makro
137 "#]],
138 );
139}
140
141#[test]
142fn irrefutable() {
143 check_with(
144 r#"
145fn foo() {
146 let a$0
147}
148"#,
149 expect![[r#"
150 kw mut
151 bn Record Record { field$1 }$0
152 st Record
153 bn Tuple Tuple($1)$0
154 st Tuple
155 st Unit
156 ma makro!(…) macro_rules! makro
157 "#]],
158 );
159}
160
161#[test]
162fn in_param() {
163 check_with(
164 r#"
165fn foo(a$0) {
166}
167"#,
168 expect![[r#"
169 kw mut
170 bn Record Record { field$1 }: Record$0
171 st Record
172 bn Tuple Tuple($1): Tuple$0
173 st Tuple
174 st Unit
175 ma makro!(…) macro_rules! makro
176 "#]],
177 );
178}
179
180#[test]
181fn only_fn_like_macros() {
182 check(
183 r#"
184macro_rules! m { ($e:expr) => { $e } }
185
186#[rustc_builtin_macro]
187macro Clone {}
188
189fn foo() {
190 let x$0
191}
192"#,
193 expect![[r#"
194 kw mut
195 ma m!(…) macro_rules! m
196 "#]],
197 );
198}
199
200#[test]
201fn in_simple_macro_call() {
202 check(
203 r#"
204macro_rules! m { ($e:expr) => { $e } }
205enum E { X }
206
207fn foo() {
208 m!(match E::X { a$0 })
209}
210"#,
211 expect![[r#"
212 kw mut
213 ev E::X ()
214 en E
215 ma m!(…) macro_rules! m
216 "#]],
217 );
218}
219
220#[test]
221fn omits_private_fields_pat() {
222 check(
223 r#"
224mod foo {
225 pub struct Record { pub field: i32, _field: i32 }
226 pub struct Tuple(pub u32, u32);
227 pub struct Invisible(u32, u32);
228}
229use foo::*;
230
231fn outer() {
232 if let a$0
233}
234"#,
235 expect![[r#"
236 kw mut
237 bn Record Record { field$1, .. }$0
238 st Record
239 bn Tuple Tuple($1, ..)$0
240 st Tuple
241 st Invisible
242 md foo
243 "#]],
244 )
245}
246
247// #[test]
248// fn only_shows_ident_completion() {
249// check_edit(
250// "Foo",
251// r#"
252// struct Foo(i32);
253// fn main() {
254// match Foo(92) {
255// a$0(92) => (),
256// }
257// }
258// "#,
259// r#"
260// struct Foo(i32);
261// fn main() {
262// match Foo(92) {
263// Foo(92) => (),
264// }
265// }
266// "#,
267// );
268// }
269
270#[test]
271fn completes_self_pats() {
272 check(
273 r#"
274struct Foo(i32);
275impl Foo {
276 fn foo() {
277 match Foo(0) {
278 a$0
279 }
280 }
281}
282 "#,
283 expect![[r#"
284 kw mut
285 bn Self Self($1)$0
286 sp Self
287 bn Foo Foo($1)$0
288 st Foo
289 "#]],
290 )
291}
292
293#[test]
294fn completes_qualified_variant() {
295 check(
296 r#"
297enum Foo {
298 Bar { baz: i32 }
299}
300impl Foo {
301 fn foo() {
302 match {Foo::Bar { baz: 0 }} {
303 B$0
304 }
305 }
306}
307 "#,
308 expect![[r#"
309 kw mut
310 bn Self::Bar Self::Bar { baz$1 }$0
311 ev Self::Bar { baz: i32 }
312 bn Foo::Bar Foo::Bar { baz$1 }$0
313 ev Foo::Bar { baz: i32 }
314 sp Self
315 en Foo
316 "#]],
317 )
318}
319
320#[test]
321fn completes_in_record_field_pat() {
322 check(
323 r#"
324struct Foo { bar: Bar }
325struct Bar(u32);
326fn outer(Foo { bar: $0 }: Foo) {}
327"#,
328 expect![[r#"
329 kw mut
330 bn Foo Foo { bar$1 }$0
331 st Foo
332 bn Bar Bar($1)$0
333 st Bar
334 "#]],
335 )
336}
337
338#[test]
339fn skips_in_record_field_pat_name() {
340 check(
341 r#"
342struct Foo { bar: Bar }
343struct Bar(u32);
344fn outer(Foo { bar$0 }: Foo) {}
345"#,
346 expect![[r#""#]],
347 )
348}