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| 1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | |
| 2 // for details. All rights reserved. Use of this source code is governed by a | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 | |
| 5 library test.domain.analysis.notification.overrides; | |
| 6 | |
| 7 import 'dart:async'; | |
| 8 | |
| 9 import 'package:analysis_server/src/constants.dart'; | |
| 10 import 'package:analysis_server/src/protocol.dart'; | |
| 11 import 'reflective_tests.dart'; | |
| 12 import 'package:unittest/unittest.dart'; | |
| 13 | |
| 14 import 'analysis_abstract.dart'; | |
| 15 | |
| 16 | |
| 17 main() { | |
| 18 groupSep = ' | '; | |
| 19 runReflectiveTests(AnalysisNotificationOverridesTest); | |
| 20 } | |
| 21 | |
| 22 | |
| 23 @ReflectiveTestCase() | |
| 24 class AnalysisNotificationOverridesTest extends AbstractAnalysisTest { | |
| 25 List<Override> overridesList; | |
| 26 Override override; | |
| 27 | |
| 28 /** | |
| 29 * Asserts that there is an overridden interface [OverriddenMember] at the | |
| 30 * offset of [search] in [override]. | |
| 31 */ | |
| 32 void assertHasInterfaceMember(String search) { | |
| 33 int offset = findOffset(search); | |
| 34 for (OverriddenMember member in override.interfaceMembers) { | |
| 35 if (member.element.location.offset == offset) { | |
| 36 return; | |
| 37 } | |
| 38 } | |
| 39 fail( | |
| 40 'Expect to find an overridden interface members at $offset in ' | |
| 41 '${override.interfaceMembers.join('\n')}'); | |
| 42 } | |
| 43 | |
| 44 /** | |
| 45 * Validates that there is an [Override] at the offset of [search]. | |
| 46 * | |
| 47 * If [length] is not specified explicitly, then length of an identifier | |
| 48 * from [search] is used. | |
| 49 */ | |
| 50 void assertHasOverride(String search, [int length = -1]) { | |
| 51 int offset = findOffset(search); | |
| 52 if (length == -1) { | |
| 53 length = findIdentifierLength(search); | |
| 54 } | |
| 55 findOverride(offset, length, true); | |
| 56 } | |
| 57 | |
| 58 /** | |
| 59 * Asserts that there is an overridden superclass [OverriddenMember] at the | |
| 60 * offset of [search] in [override]. | |
| 61 */ | |
| 62 void assertHasSuperElement(String search) { | |
| 63 int offset = findOffset(search); | |
| 64 OverriddenMember member = override.superclassMember; | |
| 65 expect(member.element.location.offset, offset); | |
| 66 } | |
| 67 | |
| 68 /** | |
| 69 * Asserts that there are no overridden members from interfaces. | |
| 70 */ | |
| 71 void assertNoInterfaceMembers() { | |
| 72 expect(override.interfaceMembers, isEmpty); | |
| 73 } | |
| 74 | |
| 75 /** | |
| 76 * Asserts that there are no overridden member from the superclass. | |
| 77 */ | |
| 78 void assertNoSuperMember() { | |
| 79 expect(override.superclassMember, isNull); | |
| 80 } | |
| 81 | |
| 82 /** | |
| 83 * Finds an [Override] with the given [offset] and [length]. | |
| 84 * | |
| 85 * If [exists] is `true`, then fails if such [Override] does not exist. | |
| 86 * Otherwise remembers this it into [override]. | |
| 87 * | |
| 88 * If [exists] is `false`, then fails if such [Override] exists. | |
| 89 */ | |
| 90 void findOverride(int offset, int length, [bool exists]) { | |
| 91 for (Override override in overridesList) { | |
| 92 if (override.offset == offset && override.length == length) { | |
| 93 if (exists == false) { | |
| 94 fail( | |
| 95 'Not expected to find (offset=$offset; length=$length) in\n' | |
| 96 '${overridesList.join('\n')}'); | |
| 97 } | |
| 98 this.override = override; | |
| 99 return; | |
| 100 } | |
| 101 } | |
| 102 if (exists == true) { | |
| 103 fail( | |
| 104 'Expected to find (offset=$offset; length=$length) in\n' | |
| 105 '${overridesList.join('\n')}'); | |
| 106 } | |
| 107 } | |
| 108 | |
| 109 Future prepareOverrides() { | |
| 110 addAnalysisSubscription(AnalysisService.OVERRIDES, testFile); | |
| 111 return waitForTasksFinished(); | |
| 112 } | |
| 113 | |
| 114 void processNotification(Notification notification) { | |
| 115 if (notification.event == ANALYSIS_OVERRIDES) { | |
| 116 var params = new AnalysisOverridesParams.fromNotification(notification); | |
| 117 if (params.file == testFile) { | |
| 118 overridesList = params.overrides; | |
| 119 } | |
| 120 } | |
| 121 } | |
| 122 | |
| 123 void setUp() { | |
| 124 super.setUp(); | |
| 125 createProject(); | |
| 126 } | |
| 127 | |
| 128 test_afterAnalysis() { | |
| 129 addTestFile(''' | |
| 130 class A { | |
| 131 m() {} // in A | |
| 132 } | |
| 133 class B implements A { | |
| 134 m() {} // in B | |
| 135 } | |
| 136 '''); | |
| 137 return waitForTasksFinished().then((_) { | |
| 138 return prepareOverrides().then((_) { | |
| 139 assertHasOverride('m() {} // in B'); | |
| 140 assertNoSuperMember(); | |
| 141 assertHasInterfaceMember('m() {} // in A'); | |
| 142 }); | |
| 143 }); | |
| 144 } | |
| 145 | |
| 146 test_interface_method_direct_multiple() { | |
| 147 addTestFile(''' | |
| 148 class IA { | |
| 149 m() {} // in IA | |
| 150 } | |
| 151 class IB { | |
| 152 m() {} // in IB | |
| 153 } | |
| 154 class A implements IA, IB { | |
| 155 m() {} // in A | |
| 156 } | |
| 157 '''); | |
| 158 return prepareOverrides().then((_) { | |
| 159 assertHasOverride('m() {} // in A'); | |
| 160 assertNoSuperMember(); | |
| 161 assertHasInterfaceMember('m() {} // in IA'); | |
| 162 assertHasInterfaceMember('m() {} // in IB'); | |
| 163 }); | |
| 164 } | |
| 165 | |
| 166 test_interface_method_direct_single() { | |
| 167 addTestFile(''' | |
| 168 class A { | |
| 169 m() {} // in A | |
| 170 } | |
| 171 class B implements A { | |
| 172 m() {} // in B | |
| 173 } | |
| 174 '''); | |
| 175 return prepareOverrides().then((_) { | |
| 176 assertHasOverride('m() {} // in B'); | |
| 177 assertNoSuperMember(); | |
| 178 assertHasInterfaceMember('m() {} // in A'); | |
| 179 }); | |
| 180 } | |
| 181 | |
| 182 test_interface_method_indirect_single() { | |
| 183 addTestFile(''' | |
| 184 class A { | |
| 185 m() {} // in A | |
| 186 } | |
| 187 class B extends A { | |
| 188 } | |
| 189 class C implements B { | |
| 190 m() {} // in C | |
| 191 } | |
| 192 '''); | |
| 193 return prepareOverrides().then((_) { | |
| 194 assertHasOverride('m() {} // in C'); | |
| 195 assertNoSuperMember(); | |
| 196 assertHasInterfaceMember('m() {} // in A'); | |
| 197 }); | |
| 198 } | |
| 199 | |
| 200 test_super_fieldByField() { | |
| 201 addTestFile(''' | |
| 202 class A { | |
| 203 int fff; // in A | |
| 204 } | |
| 205 class B extends A { | |
| 206 int fff; // in B | |
| 207 } | |
| 208 '''); | |
| 209 return prepareOverrides().then((_) { | |
| 210 assertHasOverride('fff; // in B'); | |
| 211 assertHasSuperElement('fff; // in A'); | |
| 212 assertNoInterfaceMembers(); | |
| 213 }); | |
| 214 } | |
| 215 | |
| 216 test_super_fieldByGetter() { | |
| 217 addTestFile(''' | |
| 218 class A { | |
| 219 int fff; // in A | |
| 220 } | |
| 221 class B extends A { | |
| 222 get fff => 0; // in B | |
| 223 } | |
| 224 '''); | |
| 225 return prepareOverrides().then((_) { | |
| 226 assertHasOverride('fff => 0; // in B'); | |
| 227 assertHasSuperElement('fff; // in A'); | |
| 228 assertNoInterfaceMembers(); | |
| 229 }); | |
| 230 } | |
| 231 | |
| 232 test_super_fieldByMethod() { | |
| 233 addTestFile(''' | |
| 234 class A { | |
| 235 int fff; // in A | |
| 236 } | |
| 237 class B extends A { | |
| 238 fff() {} // in B | |
| 239 } | |
| 240 '''); | |
| 241 return prepareOverrides().then((_) { | |
| 242 assertHasOverride('fff() {} // in B'); | |
| 243 assertHasSuperElement('fff; // in A'); | |
| 244 assertNoInterfaceMembers(); | |
| 245 }); | |
| 246 } | |
| 247 | |
| 248 test_super_fieldBySetter() { | |
| 249 addTestFile(''' | |
| 250 class A { | |
| 251 int fff; // in A | |
| 252 } | |
| 253 class B extends A { | |
| 254 set fff(x) {} // in B | |
| 255 } | |
| 256 '''); | |
| 257 return prepareOverrides().then((_) { | |
| 258 assertHasOverride('fff(x) {} // in B'); | |
| 259 assertHasSuperElement('fff; // in A'); | |
| 260 assertNoInterfaceMembers(); | |
| 261 }); | |
| 262 } | |
| 263 | |
| 264 test_super_getterByField() { | |
| 265 addTestFile(''' | |
| 266 class A { | |
| 267 get fff => 0; // in A | |
| 268 set fff(x) {} // in A | |
| 269 } | |
| 270 class B extends A { | |
| 271 int fff; // in B | |
| 272 } | |
| 273 '''); | |
| 274 return prepareOverrides().then((_) { | |
| 275 assertHasOverride('fff; // in B'); | |
| 276 assertHasSuperElement('fff => 0; // in A'); | |
| 277 assertNoInterfaceMembers(); | |
| 278 }); | |
| 279 } | |
| 280 | |
| 281 test_super_getterByGetter() { | |
| 282 addTestFile(''' | |
| 283 class A { | |
| 284 get fff => 0; // in A | |
| 285 } | |
| 286 class B extends A { | |
| 287 get fff => 0; // in B | |
| 288 } | |
| 289 '''); | |
| 290 return prepareOverrides().then((_) { | |
| 291 assertHasOverride('fff => 0; // in B'); | |
| 292 assertHasSuperElement('fff => 0; // in A'); | |
| 293 assertNoInterfaceMembers(); | |
| 294 }); | |
| 295 } | |
| 296 | |
| 297 test_super_method_direct() { | |
| 298 addTestFile(''' | |
| 299 class A { | |
| 300 m() {} // in A | |
| 301 } | |
| 302 class B extends A { | |
| 303 m() {} // in B | |
| 304 } | |
| 305 '''); | |
| 306 return prepareOverrides().then((_) { | |
| 307 assertHasOverride('m() {} // in B'); | |
| 308 assertHasSuperElement('m() {} // in A'); | |
| 309 assertNoInterfaceMembers(); | |
| 310 }); | |
| 311 } | |
| 312 | |
| 313 test_super_method_indirect() { | |
| 314 addTestFile(''' | |
| 315 class A { | |
| 316 m() {} // in A | |
| 317 } | |
| 318 class B extends A { | |
| 319 } | |
| 320 class C extends B { | |
| 321 m() {} // in C | |
| 322 } | |
| 323 '''); | |
| 324 return prepareOverrides().then((_) { | |
| 325 assertHasOverride('m() {} // in C'); | |
| 326 assertHasSuperElement('m() {} // in A'); | |
| 327 assertNoInterfaceMembers(); | |
| 328 }); | |
| 329 } | |
| 330 | |
| 331 test_super_setterBySetter() { | |
| 332 addTestFile(''' | |
| 333 class A { | |
| 334 set fff(x) {} // in A | |
| 335 } | |
| 336 class B extends A { | |
| 337 set fff(x) {} // in B | |
| 338 } | |
| 339 '''); | |
| 340 return prepareOverrides().then((_) { | |
| 341 assertHasOverride('fff(x) {} // in B'); | |
| 342 assertHasSuperElement('fff(x) {} // in A'); | |
| 343 assertNoInterfaceMembers(); | |
| 344 }); | |
| 345 } | |
| 346 } | |
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