"{ Package: 'stx:goodies/sunit' }"

TestAsserter subclass:#TestCase

	instanceVariableNames:'testSelector'

	classVariableNames:''

	poolDictionaries:''

	category:'SUnit-Base'

!

TestCase class instanceVariableNames:'lastOutcomes'

"

 No other class instance variables are inherited by this class.

"

!

!TestCase class methodsFor:'initialization'!

flushAll

    "Flush all remembered outcomes in all testcases"

    self withAllSubclassesDo:[:cls|

        cls flushRememberedOutcomes

    ]

    "Created: / 17-11-2011 / 19:18:30 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

flushRememberedOutcomes

    "Flushes all remembered outcomes for the receiver"

    | outcomes |

    lastOutcomes isNil ifTrue:[^self].

    outcomes := lastOutcomes. 

    lastOutcomes := nil.

    outcomes do:[:outcome|

        self lastTestRunResultChanged: outcome selector.

    ]

    "Created: / 17-11-2011 / 19:17:48 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

initialize

    ResumableTestFailure autoload

    "

     self initialize

    "

!

postAutoload

    |pd|

    (pd := self projectDefinitionClass) notNil ifTrue:[

        pd loadExtensions

    ]

    "Modified: / 02-11-2011 / 15:44:58 / sr"

! !

!TestCase class methodsFor:'instance creation'!

asTestCase

    ^ self

    "Created: / 02-08-2011 / 09:12:13 / cg"

!

debug: aSymbol

        ^(self selector: aSymbol) debug

!

run: aSymbol

        ^(self selector: aSymbol) run

!

selector: aSymbol

        ^self new setTestSelector: aSymbol

!

suite

        ^self buildSuite

! !

!TestCase class methodsFor:'accessing'!

allTestSelectors

    | answer pivotClass lookupRoot |

    answer := Set withAll: self testSelectors.

    self shouldInheritSelectors ifTrue:[

        pivotClass := self superclass.

        lookupRoot := self lookupHierarchyRoot.

        [pivotClass == lookupRoot] whileFalse:[

            answer addAll: pivotClass testSelectors.

            pivotClass := pivotClass superclass.

        ]

    ].

    ^answer asSortedCollection asOrderedCollection

    "Modified: / 21-08-2011 / 15:06:11 / cg"

!

forgetLastTestRunResult

    Smalltalk changed:#lastTestRunResult with:(Array with:self with:nil).

    self changed:#lastTestRunResult.

    "Modified: / 06-08-2006 / 11:40:07 / cg"

    "Modified: / 20-08-2011 / 15:10:05 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

isTestSelector:aSelector

    ^aSelector notNil and:[aSelector startsWith:'test']

    "Created: / 06-08-2006 / 11:46:17 / cg"

    "Modified: / 05-12-2009 / 18:50:57 / Jan Vrany <jan.vrany@fit.cvut.cz>"

    "Modified: / 02-08-2011 / 17:46:51 / cg"

!

lastTestRunResultOrNil

    "Returns true if all tests passed, false if at least

     one failed/error  or nil if never run            

    "

    lastOutcomes isNil ifTrue:[^nil].

    lastOutcomes size ~= self testSelectors size ifTrue:[^nil].

    lastOutcomes do:[:outcome|

        outcome result == #pass ifFalse:[

            ^false

        ].

    ].

    ^true

    "Modified: / 20-08-2011 / 14:59:26 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

lookupHierarchyRoot

        ^TestCase

!

rememberOutcome: outcome

    lastOutcomes isNil ifTrue:[

        lastOutcomes := OrderedCollection new.

    ].

    "Not a nice code, but portable..."

    1 to: lastOutcomes size do:[:i|

        | each |

        each := lastOutcomes at: i.

        (each testCase class == outcome testCase class and:

            [each testCase selector == outcome testCase selector]) ifTrue:[

                lastOutcomes at: i put: outcome.

                each result ~= outcome result ifTrue:[

                    self lastTestRunResultChanged: outcome selector. 

                ].

                ^self.                    

            ].

    ].

    lastOutcomes add: outcome.

    self lastTestRunResultChanged: outcome selector.

    ^self

    "Created: / 20-08-2011 / 12:43:12 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

rememberedOutcomeFor: selector

    lastOutcomes isNil ifTrue:[^nil].

    ^lastOutcomes 

        detect: [:outcome| outcome testCase selector == selector]

        ifNone:[nil].

    "Created: / 20-08-2011 / 14:27:09 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

resources

        ^#()

!

shouldFork

    ^false

    "Created: / 13-06-2011 / 16:46:09 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

sunitVersion

        ^'4.0'

!

testSelector:selector result: result

    lastOutcomes isNil ifTrue:[^false].

    ^(lastOutcomes 

        detect:[:each|

            each testCase class == self

                and:[each testCase selector == selector

                    and:[each result == result]]

        ]

        ifNone: [nil]) notNil

    "Created: / 20-08-2011 / 16:15:30 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

testSelectorError:selector

    ^self testSelector: selector result: #error

    "Created: / 15-03-2010 / 19:44:40 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

testSelectorFailed:selector

    ^self testSelector: selector result: #fail

    "Modified: / 20-08-2011 / 16:16:09 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

testSelectorPassed:selector

   ^self testSelector: selector result: #pass

    "Created: / 15-03-2010 / 17:58:40 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!TestCase class methodsFor:'building suites'!

buildSuite

        | suite |

        ^self isAbstract

                ifTrue:

                        [suite := self suiteClass named: self name asString.

                        self allSubclasses

                                do: [:each | each isAbstract ifFalse: [suite addTest: each buildSuiteFromSelectors]].

                        suite]

                ifFalse: [self buildSuiteFromSelectors]

!

buildSuiteFromMethods: testMethods

        ^testMethods

                inject: (self suiteClass named: self name asString)

                into: [:suite :selector |

                        suite

                                addTest: (self selector: selector);

                                yourself]

!

buildSuiteFromSelectors

        ^self buildSuiteFromMethods: self allTestSelectors

!

suiteClass

        ^TestSuite

! !

!TestCase class methodsFor:'misc ui support'!

iconInBrowserSymbol

    <resource: #programImage>

    |lastResult|

    self theNonMetaclass isAbstract ifTrue:[^ super iconInBrowserSymbol].

    lastResult := self lastTestRunResultOrNil.

    lastResult == true ifTrue:[

        ^ #testCasePassedIcon

    ].

    lastResult == false ifTrue:[

        ^ #testCaseFailedIcon

    ].

    ^ #testCaseClassIcon

! !

!TestCase class methodsFor:'private'!

addSelector: selector to: collection

    "Adds given selector from collection. Answers

     true iff selector was really added"

    ^(collection includes: selector)

        ifTrue:[false]

        ifFalse:[collection add: selector. true]

    "Created: / 15-03-2010 / 18:06:27 / Jan Vrany <jan.vrany@fit.cvut.cz>"

    "Modified: / 21-04-2010 / 23:19:14 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

lastTestRunResultChanged: selector

    Smalltalk changed:#lastTestRunResult with:(Array with:self with:selector).

    self changed:#lastTestRunResult with:selector.

    "Created: / 15-03-2010 / 19:15:15 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

testSelectors

        "The API method is allTestSelectors which now includes #shouldInheritSelectors and so handles all cases.  Unlike that method, this does not guarantee to return a sorted ordered collection."

        ^self sunitSelectors select: [:each | 'test*' sunitMatch: each]

! !

!TestCase class methodsFor:'queries'!

coveredClassNames

    "should be redefined to return a collection of classes which are tested by

     this suite/case. These classes can be instrumented for coverage analysis,

     before running the suite"

    ^ #()

    "Created: / 06-07-2011 / 21:27:03 / cg"

!

coveredClasses

    "return a collection of classes which are tested by this suite/case. 

     These classes can be instrumented for coverage analysis,

     before running the suite"

    ^ self coveredClassNames collect:[:each | Smalltalk classNamed:each]

    "Created: / 04-07-2011 / 18:16:08 / cg"

! !

!TestCase class methodsFor:'quick testing'!

assert: aBoolean

    ^ self new assert: aBoolean

    "

     TestCase assert: true

    "

!

should: aBlock raise: anError

    ^ self new should: aBlock raise: anError

    "

     TestCase should:[ self error ] raise: Error

    "

! !

!TestCase class methodsFor:'testing'!

isAbstract

        "Override to true if a TestCase subclass is Abstract and should not have

        TestCase instances built from it"

        ^self sunitName = #TestCase

!

isTestCaseLike

    ^true

    "Created: / 06-03-2011 / 00:16:06 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

rememberResult:result

    result outcomesDo:[:outcome|self rememberOutcome: outcome].

    "Created: / 05-08-2006 / 12:33:08 / cg"

    "Modified: / 20-08-2011 / 14:02:58 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

runTests

    ^self suite run

    "Modified: / 30-07-2011 / 09:26:11 / cg"

    "Modified: / 20-08-2011 / 16:14:22 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

shouldInheritSelectors

        "I should inherit from an Abstract superclass but not from a concrete one by default, unless I have no testSelectors in which case I must be expecting to inherit them from my superclass.  If a test case with selectors wants to inherit selectors from a concrete superclass, override this to true in that subclass."

        ^self ~~ self lookupHierarchyRoot

                and: [self superclass isAbstract

                        or: [self testSelectors isEmpty]]

! !

!TestCase methodsFor:'accessing'!

resources

        "We give TestCase this instance-side method so that methods polymorphic with TestSuite can be code-identical.  Having this instance-side method also helps when writing tests of resource behaviour. Except for such tests, it is rare to override this method and should not be done without thought.  If there were a good reason why a single test case needed to share tests requiring different resources, it might be legitimate."

        ^self class resources

!

selector

        ^testSelector

!

shouldFork

    ^self class shouldFork

    "Created: / 13-06-2011 / 16:45:43 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

testCount

    ^1

    "Created: / 04-08-2011 / 13:03:25 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!TestCase methodsFor:'accessing & queries'!

unfinished

        "indicates an unfinished test"

! !

!TestCase methodsFor:'assertions'!

assert:aBlock completesInSeconds:aNumber

    "fail, if aBlock does not finish its work in aNumber seconds"

    <resource: #skipInDebuggersWalkBack>

    |done process semaphore|

    done := false.

    semaphore := Semaphore new.

    process := [

        aBlock value.

        done := true.

        semaphore signal

    ] fork.

    semaphore waitWithTimeout: aNumber.

    process terminate.

    self assert: done

    "

     self new assert:[Delay waitForSeconds:2] completesInSeconds:1

    "

    "

     self new assert:[Delay waitForSeconds:1] completesInSeconds:2

    "

!

assert: aBoolean message:messageIfFailing

    ^self assert: aBoolean description: messageIfFailing

    "Modified: / 05-12-2009 / 18:16:30 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

assertFalse:aBoolean

    <resource: #skipInDebuggersWalkBack>

    ^ self assert:aBoolean not

!

assertFalse:aBoolean named:testName

    <resource: #skipInDebuggersWalkBack>

    ^ self assert:aBoolean not

!

assertTrue:aBoolean

    <resource: #skipInDebuggersWalkBack>

    ^ self assert:aBoolean

!

assertTrue:aBoolean named:testName

    <resource: #skipInDebuggersWalkBack>