/test/passenger_pane/NuBacon/bacon_spec.nu
Unknown | 437 lines | 359 code | 78 blank | 0 comment | 0 complexity | 229da3a18f4e217b1d63766cf39dc37d MD5 | raw file
1(load "bacon.nu") 2 3(macro catch-failure (block) 4 `(try 5 ,block 6 (catch (e) 7 (set failure e) 8 ) 9 ) 10) 11 12(macro createSpecification (description block report) 13 `((BaconSpecification alloc) initWithContext:dummyContext 14 description:,description 15 block:,block 16 before:emptyArray 17 after:emptyArray 18 report:,report) 19) 20 21; Hooray for meta-testing. 22(set succeed 23 (do (block) 24 (((send block should) not) raise:"BaconError") 25 t 26 ) 27) 28 29(set fail 30 (do (block) 31 ((send block should) raise:"BaconError") 32 t 33 ) 34) 35 36(class DummyContext is NSObject 37 (- (id) name is "Dummy context") 38) 39 40; Just some test constants 41(set equalFoo (do (x) (eq x "foo"))) 42(set equalBar (do (x) (eq x "bar"))) 43(set aRequirement ("foo" should)) 44(set emptyArray (NSArray array)) 45(set notEmptyArray (`("foo") array)) 46(set dummyContext (DummyContext new)) 47 48(describe "An instance of BaconShould" `( 49 (it "raises a BaconError if the assertion fails" (do () 50 (-> (~ "foo" should equal:"bar") should:fail) 51 )) 52 53 (it "does not raise an exception if the assertion passes" (do () 54 (-> (~ "foo" should equal:"foo") should:succeed) 55 )) 56 57 (it "catches any type of exception so the spec suite can continue" (do () 58 (-> ((createSpecification "throws" (do () throw "ohnoes") nil) run) should not raise) 59 )) 60 61 ; NOTE: this requirement will print that the requirement failed/flunked, but in fact it does not! 62 (it "flunks a requirement if it contains no assertions" (do () 63 (set numberOfFailuresBefore ($BaconSummary failures)) 64 ((createSpecification "flunks" (do ()) t) run) 65 (~ ($BaconSummary failures) should equal:(+ numberOfFailuresBefore 1)) 66 (($BaconSummary valueForIvar:"counters") setValue:numberOfFailuresBefore forKey:"failures") 67 )) 68 69 (it "checks if the given block satisfies" (do () 70 (-> (~ "foo" should satisfy:"pass" block:equalFoo) should:succeed) 71 (-> (~ "foo" should satisfy:"fail" block:equalBar) should:fail) 72 (-> (~ "foo" should not satisfy:"pass" block:equalBar) should:succeed) 73 (-> (~ "foo" should not satisfy:"fail" block:equalFoo) should:fail) 74 )) 75 76 (it "negates an assertion" (do () 77 (-> (~ "foo" should not equal:"bar") should:succeed) 78 (-> (~ "foo" should not equal:"foo") should:fail) 79 )) 80 81 (it "has `be', `a', and `an' syntactic sugar methods which add to the requirement description and return the BaconShould instance" (do () 82 (aRequirement setValue:"" forIvar:"descriptionBuffer") 83 (~ (eq (aRequirement be) aRequirement) should be:t) 84 (~ (aRequirement valueForIvar:"descriptionBuffer") should equal:" be") 85 (~ (eq (aRequirement a) aRequirement) should be:t) 86 (~ (aRequirement valueForIvar:"descriptionBuffer") should equal:" be a") 87 (~ (eq (aRequirement an) aRequirement) should be:t) 88 (~ (aRequirement valueForIvar:"descriptionBuffer") should equal:" be a an") 89 )) 90 91 (it "has a `be:' syntactic sugar method which checks for equality" (do () 92 ((-> (aRequirement be:"foo")) should:succeed) 93 ((-> (aRequirement be:"bar")) should:fail) 94 )) 95 96 (it "has a `be:' syntactic sugar method which takes a block which in turn is passed to satisfy:block:" (do () 97 (-> (aRequirement be:(do (_) t)) should:succeed) 98 (-> (aRequirement be:(do (_) nil)) should:fail) 99 )) 100 101 (it "has a `a:' syntactic sugar method which checks for equality" (do () 102 (-> (aRequirement a:"foo") should:succeed) 103 (-> (aRequirement a:"bar") should:fail) 104 )) 105 106 (it "has a `a:' syntactic sugar method which takes a block which in turn is passed to satisfy:block:" (do () 107 (-> (aRequirement a:(do (_) t)) should:succeed) 108 (-> (aRequirement a:(do (_) nil)) should:fail) 109 )) 110 111 (it "checks for equality" (do () 112 (-> (~ "foo" should equal:"foo") should:succeed) 113 (-> (~ "foo" should not equal:"foo") should:fail) 114 )) 115 116 (it "checks if the number is close to a given number" (do () 117 (-> (~ 1.4 should be closeTo:1.4) should:succeed) 118 (-> (~ 0.4 should be closeTo:0.5 delta:0.1) should:succeed) 119 (-> (~ 0.4 should be closeTo:0.5) should:fail) 120 (-> (~ 0.4 should be closeTo:0.5 delta:0.05) should:fail) 121 )) 122 123 (it "checks if the numbers in the list are close to the list of given numbers" (do () 124 (-> (~ `(1.4 2.5 3.6 4.7) should be closeTo:`(1.4 2.5 3.6 4.7)) should:succeed) 125 (-> (~ `(1.4 2.5 3.6 4.7) should be closeTo:`(1.4 2.6 3.6 4.7)) should:fail) 126 (-> (~ `(1.4 2.5 3.6 4.7) should be closeTo:`(1.4 2.6 3.6 4.7) delta:0.1) should:succeed) 127 )) 128 129 (it "checks if the string matches the given regexp" (do () 130 (-> (~ "string" should match:/strin./) should:succeed) 131 (-> (~ "string" should match:/slin./) should:fail) 132 (-> (~ "string" should not match:/slin./) should:succeed) 133 (-> (~ "string" should not match:/strin./) should:fail) 134 )) 135 136 (it "checks if after executing a block a numeric value has changed at all" (do () 137 (set x 0) 138 (set valueBlock (do () x)) ; simply returns the value of x 139 (-> (-> (set x (+ x 1)) should change:valueBlock) should:succeed) 140 (-> (-> (set x x) should change:valueBlock) should:fail) 141 (-> (-> (set x x) should not change:valueBlock) should:succeed) 142 (-> (-> (set x (+ x 1)) should not change:valueBlock) should:fail) 143 )) 144 145 (it "checks if after executing a block a numeric value has changed by a given delta" (do () 146 (set x 0) 147 (set valueBlock (do () x)) ; simply returns the value of x 148 (-> (-> (set x (+ x 1)) should change:valueBlock by:+1) should:succeed) 149 (-> (-> (set x (+ x 2)) should change:valueBlock by:+1) should:fail) 150 (-> (-> (set x (- x 1)) should change:valueBlock by:-1) should:succeed) 151 (-> (-> (set x (- x 2)) should change:valueBlock by:-1) should:fail) 152 (-> (-> (set x (+ x 1)) should not change:valueBlock by:-1) should:succeed) 153 (-> (-> (set x (+ x 1)) should not change:valueBlock by:+1) should:fail) 154 )) 155 156 (it "checks if any exception is raised" (do () 157 (-> (emptyArray objectAtIndex:0) should raise) 158 (-> (notEmptyArray objectAtIndex:0) should not raise) 159 )) 160 161 (it "checks if a specified exception is raised" (do () 162 (-> (emptyArray objectAtIndex:0) should raise:"NSRangeException") 163 (-> (emptyArray objectAtIndex:0) should not raise:"SomeRandomException") 164 )) 165 166 (it "returns the raised exception" (do () 167 (set e (-> (emptyArray objectAtIndex:0) should raise:"NSRangeException")) 168 (~ ((e class) name) should equal:"NuException") 169 (~ (e name) should equal:"NSRangeException") 170 )) 171 172 (it "checks if the object has the method and, if so, forward the message" (do () 173 (-> (~ "/an/absolute/path" should be isAbsolutePath) should:succeed) 174 (-> (~ "a/relative/path" should be isAbsolutePath) should:fail) 175 )) 176 177 (it "checks if the object has a predicate version of the method and if so forward the message" (do () 178 (-> (~ "/an/absolute/path" should be an absolutePath) should:succeed) 179 (-> (~ "a/relative/path" should be an absolutePath) should:fail) 180 )) 181 182 (it "checks if the object has the first person version of the method and if so forward the message" (do () 183 (-> (~ "foo" should respondToSelector:"isAbsolutePath") should:succeed) 184 (-> (~ "foo" should not respondToSelector:"noWay") should:succeed) 185 (-> (~ "foo" should respondToSelector:"noWay") should:fail) 186 (-> (~ "foo" should not respondToSelector:"isAbsolutePath") should:fail) 187 )) 188 189 (it "creates nice descriptions" (do () 190 (catch-failure (~ "foo" should be:42)) 191 (~ (failure reason) should equal:"expected `foo' to be `42'") 192 193 (catch-failure (~ 0.4 should be closeTo:42)) 194 (~ (failure reason) should equal:"expected `0.4' to be close to `42'") 195 196 (catch-failure (~ "foo" should not equal:"foo")) 197 (~ (failure reason) should equal:"expected `foo' to not equal `foo'") 198 199 (catch-failure (~ "foo" should match:/slin./)) 200 (~ (failure reason) should equal:"expected `foo' to match /slin./") 201 202 (set x 0) 203 (set valueBlock (do () x)) ; simply returns the value of x 204 (catch-failure (-> (set x x) should change:valueBlock)) 205 (~ (failure reason) should equal:"expected `(do () ((set x x)))' to change `(x)'") 206 (catch-failure (-> (set x x) should change:valueBlock by:-1)) 207 (~ (failure reason) should equal:"expected `(do () ((set x x)))' to change `(x)' by `-1'") 208 209 (catch-failure (~ "foo" should be isEqualToString:"bar")) 210 (~ (failure reason) should equal:"expected `foo' to be isEqualToString:(\"bar\")") 211 212 (catch-failure (~ "foo" should equalToString:"bar")) 213 (~ (failure reason) should equal:"expected `foo' to equalToString:(\"bar\")") 214 215 (catch-failure (~ "foo" should be an absolutePath)) 216 (~ (failure reason) should equal:"expected `foo' to be an absolutePath") 217 218 (catch-failure (~ "foo" should satisfy:nil block:(do (x) (eq x "bar")))) 219 (~ (failure reason) should equal:"expected `foo' to satisfy `(do (x) ((eq x \"bar\")))'") 220 221 (catch-failure (~ "foo" should:(do (x) (eq x "bar")))) 222 (~ (failure reason) should equal:"expected `foo' to satisfy `(do (x) ((eq x \"bar\")))'") 223 224 (catch-failure (~ "foo" should not:(do (x) (eq x "foo")))) 225 (~ (failure reason) should equal:"expected `foo' to not satisfy `(do (x) ((eq x \"foo\")))'") 226 )) 227)) 228 229(describe "The NuBacon helper macros" `( 230 (it "includes the `~' macro, which dynamically dispatches the messages, in an unordered list, to the first object in the list" (do () 231 (-> (~ "foo" should be a kindOfClass:NSCFString) should:succeed) 232 (-> (~ "foo" should not equal:"foo") should:fail) 233 )) 234 235 (describe "concerning the `->' macro" `( 236 (it "is a shortcut for creating a block and returning a BaconShould instance for said block" (do () 237 (set @ivar "foo") 238 (set lvar "foo") 239 (set ran nil) 240 241 (set result (-> (set ran (eq @ivar lvar)))) 242 243 (~ ((result class) name) should be:"BaconShould") 244 (~ (send (result object) body) should equal:`((set ran (eq @ivar lvar)))) 245 (~ result should not raise) ; executes the block 246 (~ ran should be:t) 247 )) 248 249 (it "forwards any extra messages to the `~' macro" (do () 250 (-> (-> (throw "oh noes") should not raise) should:fail) 251 )) 252 )) 253 254 (it "includes the `wait' macro, which schedules the given block to run after n seconds, this will halt any further requirement execution as well" (do () 255 (set startedAt1 (NSDate date)) 256 (set startedAt2 (NSDate date)) 257 (set startedAt3 (NSDate date)) 258 (set numberOfSpecsBefore ($BaconSummary specifications)) 259 260 (wait 0.5 (do () 261 (~ ((NSDate date) timeIntervalSinceDate:startedAt1) should be closeTo:0.5 delta:0.01) 262 )) 263 (wait 1 (do () 264 (~ ((NSDate date) timeIntervalSinceDate:startedAt2) should be closeTo:1 delta:0.01) 265 (wait 1.5 (do () 266 (~ ((NSDate date) timeIntervalSinceDate:startedAt3) should be closeTo:2.5 delta:0.01) 267 ; no other specs should have ran in the meantime! 268 (~ ($BaconSummary specifications) should be:numberOfSpecsBefore) 269 )) 270 )) 271 )) 272 273 (describe "concerning the `wait' macro" `( 274 (after (do () 275 ; make sure the after block is in fact ran after the postponed block 276 (~ @x should be:42) 277 )) 278 279 ; TODO when refactoring the specs, this should become specs that assert that: 280 ; * no exceptions bubble up 281 ; * failures/errors/flunk are reported the same way as in normal requirements 282 (it "runs the postponed block in the same way as normal requirements" (do () 283 (wait 0.5 (do () (set @x 42))) 284 )) 285 )) 286)) 287 288(describe "NSObject, concerning Bacon extensions" `( 289 (it "returns a BaconShould instance, wrapping that object" (do () 290 (~ "foo" should equal:"foo") 291 )) 292 293 (it "takes a block that's to be called with the `object', the return value indicates success or failure" (do () 294 (-> (~ "foo" should:equalFoo) should:succeed) 295 (-> (~ "foo" should:equalBar) should:fail) 296 (-> (~ "foo" should not:equalBar) should:succeed) 297 (-> (~ "foo" should not:equalFoo) should:fail) 298 )) 299)) 300 301(describe "before/after" `( 302 (before (do () 303 (set @a 1) 304 (set @b 2) 305 )) 306 307 (before (do () 308 (set @a 2) 309 )) 310 311 (after (do () 312 (~ @a should equal:2) 313 (set @a 3) 314 )) 315 316 (after (do () 317 (~ @a should equal:3) 318 )) 319 320 (it "runs in the right order" (do () 321 (~ @a should equal:2) 322 (~ @b should equal:2) 323 )) 324 325 (describe "when nested" `( 326 (before (do () 327 (set @c 5) 328 )) 329 330 (it "runs from higher level" (do () 331 (~ @a should equal:2) 332 (~ @b should equal:2) 333 )) 334 335 (it "runs at the nested level" (do () 336 (~ @c should equal:5) 337 )) 338 339 (before (do () 340 (set @a 5) 341 )) 342 343 (it "runs in the right order" (do () 344 (~ @a should equal:5) 345 (set @a 2) 346 )) 347 )) 348 349 (it "does not run from lower level" (do () 350 (~ @c should be:nil) 351 )) 352 353 (describe "when nested at a sibling level" `( 354 (it "does not run from sibling level" (do () 355 (~ @c should be:nil) 356 )) 357 )) 358)) 359 360(shared "a shared context" `( 361 (it "gets called where it is included" (do () 362 (~ t should be:t) 363 )) 364)) 365 366(shared "another shared context" `( 367 (it "can access data" (do () 368 (~ @magic should be:42) 369 )) 370)) 371 372(describe "shared/behaves_like" `( 373 (behaves_like "a shared context") 374 375 (it "raises when the context is not found" (do () 376 (set e (-> (behaves_like "whoops") should raise)) 377 (~ e should equal:"No such context `whoops'") 378 )) 379 380 (behaves_like "a shared context") 381 382 (before (do () 383 (set @magic 42) 384 )) 385 386 (behaves_like "another shared context") 387)) 388 389(describe "Regression specs" `( 390 (describe "An empty context does not break, issue #5" `( 391 ; EMPTY 392 )) 393 394 (describe "An completely empty spec (no contexts/specifications)" `( 395 (it "does not break" (do () 396 (puts "\n[!] The following summary is from a regression spec and can be ignored:") 397 (~ (system "nush -e '(load \"bacon\") ((Bacon sharedInstance) run)'") should be: 0) 398 )) 399 )) 400)) 401 402 403;(describe "Regression specs" `( 404 ;(before (do () 405 ;(set @a 42) 406 ;)) 407 408 ;(describe "from a nested context" `( 409 ;(before (do () 410 ;(set @b 42) 411 ;)) 412 413 ;(describe "from a nested-nested context" `( 414 ;(before (do () 415 ;(set @c 42) 416 ;)) 417 418 ;(it "catches from any depth" (do () 419 ;;(set requirement `(self requirement:"catches from any depth" block:`( 420 ;(set values `((1 (-1.23 -2.34)) (2 (-2.34 -3.45)))) 421 ;(values each:(do (x) 422 ;(set a (x array)) 423 ;(set value (a objectAtIndex:0)) 424 ;(set valueList (a objectAtIndex:1)) 425 ;;(puts value) 426 ;;(puts valueList) 427 ;(((valueList should) be) closeTo:`(-1.23 -2.34)) ; this fails at the second value 428 ;)) 429 ;;) report:nil)) 430 ;;((((eval requirement) should) not) raise) 431 ;)) 432 ;)) 433 ;)) 434;)) 435 436((Bacon sharedInstance) run) 437;($BaconSummary print)