More thorough (and fixed) MBIndexManager tests

app-test/src/test/kotlin/org/bspeice/minimalbible/activity/search/MBIndexManagerSpek.kt

@@ -10,31 +10,41 @@ import java.util.concurrent.atomic.AtomicReference
 import kotlin.test.assertEquals
 import com.jayway.awaitility.Awaitility
 import java.util.concurrent.TimeUnit
+import kotlin.test.assertTrue
+import kotlin.test.assertFalse
 
 /**
  * Created by bspeice on 2/16/15.
  */
+data class Mocks() {
+    val mockBook = Mockito.mock(javaClass<Book>())
+    val mockIndex = Mockito.mock(javaClass<IndexManager>())
+    val indexManager = MBIndexManager(mockIndex)
+}
+
 class MBIndexManagerSpek() : Spek() {{
 
     given("a mock IndexManager, Book, and real MBIndexManager") {
-        val returnDelay: Long = 1000
-        val mockIndex = Mockito.mock(javaClass<IndexManager>())
-        val mockBook = Mockito.mock(javaClass<Book>())
-        val indexManager = MBIndexManager(mockIndex)
+        val mocks = Mocks()
+        val mockBook = mocks.mockBook
+        val indexManager = mocks.indexManager
 
         val firstStatus = IndexStatus.UNDONE
         val secondStatus = IndexStatus.DONE
 
-        // We sleep the first response to give us time to actually subscribe
-        Mockito.`when`(mockBook.getIndexStatus())
-                .thenAnswer { Thread.sleep(returnDelay); firstStatus }
-                .thenReturn(secondStatus)
-
-        on("attempting to create the index") {
+        on("setting up the book and attempting to create the index") {
             val firstNext = AtomicReference<IndexStatus>()
             val secondNext = AtomicReference<IndexStatus>()
             val completedReference = AtomicBoolean(false)
 
+            Mockito.`when`(mockBook.getIndexStatus())
+                    // MBIndexManager checks status
+                    .thenReturn(firstStatus)
+                    // First actual status
+                    .thenReturn(firstStatus)
+                    // Second actual status
+                    .thenReturn(secondStatus)
+
             val subject = indexManager.buildIndex(mockBook)
 
             subject.subscribe({
@@ -46,10 +56,8 @@ class MBIndexManagerSpek() : Spek() {{
                     {},
                     { completedReference.set(true) })
 
-            it("should fire an onComplete so we can continue further validation") {
-                Awaitility.waitAtMost(returnDelay * 2, TimeUnit.MILLISECONDS)
-                        .untilTrue(completedReference)
-            }
+            // Wait until completed
+            Awaitility.waitAtMost(1, TimeUnit.SECONDS).untilTrue(completedReference);
 
             it("should fire the correct first status") {
                 assertEquals(firstStatus, firstNext.get())
@@ -58,13 +66,18 @@ class MBIndexManagerSpek() : Spek() {{
             it("should fire the correct second status") {
                 assertEquals(secondStatus, secondNext.get())
             }
+
+            it("should fire the onCompleted event") {
+                assertTrue(completedReference.get())
+            }
         }
     }
 
     given("a mock IndexManager, Book, and real MBIndexManager") {
-        val indexManager = Mockito.mock(javaClass<IndexManager>())
-        val book = Mockito.mock(javaClass<Book>())
-        val mbIndex = MBIndexManager(indexManager)
+        val mocks = Mocks()
+        val indexManager = mocks.mockIndex
+        val book = mocks.mockBook
+        val mbIndex = mocks.indexManager
 
         on("trying to remove a book's index") {
             mbIndex.removeIndex(book)
@@ -74,5 +87,68 @@ class MBIndexManagerSpek() : Spek() {{
             }
         }
     }
+
+    given("a Book that is indexed and real MBIndexManager") {
+        val mocks = Mocks()
+        val book = mocks.mockBook
+        val indexManager = mocks.indexManager
+
+        Mockito.`when`(book.getIndexStatus())
+                .thenReturn(IndexStatus.DONE)
+
+        on("trying to determine whether we should index") {
+            it("should not try to index") {
+                assertFalse(indexManager shouldIndex book)
+            }
+        }
+
+        on("trying to determine if an index is ready") {
+            it("should let us know that everything is ready") {
+                assertTrue(indexManager indexReady book)
+            }
+        }
+    }
+
+    given("a Book with an indexing error") {
+        val mocks = Mocks()
+        val book = mocks.mockBook
+        val indexManager = mocks.indexManager
+
+        Mockito.`when`(book.getIndexStatus())
+                .thenReturn(IndexStatus.INVALID)
+
+        on("trying to determine whether we should index") {
+            it("should try to index again and over-write the original") {
+                assertTrue(indexManager shouldIndex book)
+            }
+        }
+
+        on("trying to determine if an index is ready") {
+            it("should inform us that the index is most certainly not ready") {
+                assertFalse(indexManager indexReady book)
+            }
+        }
+    }
+
+    given("a Book in progress of being indexed") {
+        val mocks = Mocks()
+        val book = mocks.mockBook
+        val indexManager = mocks.indexManager
+
+        Mockito.`when`(book.getIndexStatus())
+                .thenReturn(IndexStatus.CREATING)
+
+        on("trying to determine whether we should index") {
+            it("should not create a second indexing thread") {
+                assertFalse(indexManager shouldIndex book)
+            }
+        }
+
+        on("trying to determine if the index is ready") {
+            it("should let us know that the index is still in progress") {
+                assertFalse(indexManager shouldIndex book)
+            }
+        }
+    }
 }
 }

app/src/main/kotlin/org/bspeice/minimalbible/activity/search/MBIndexManager.kt

@@ -13,7 +13,9 @@ import rx.subjects.ReplaySubject
  */
 class MBIndexManager(val indexManager: IndexManager) {
 
-    fun shouldIndex(b: Book) = b.getIndexStatus() == IndexStatus.UNDONE
+    fun shouldIndex(b: Book) = b.getIndexStatus() == IndexStatus.UNDONE ||
+            b.getIndexStatus() == IndexStatus.INVALID
+
     fun indexReady(b: Book) = b.getIndexStatus() == IndexStatus.DONE
 
     /**
@@ -24,7 +26,7 @@ class MBIndexManager(val indexManager: IndexManager) {
      */
     fun buildIndex(b: Book): ReplaySubject<IndexStatus> {
         if (!shouldIndex(b)) {
-            Log.e("MBIndexManager", "Current status is ${b.getIndexStatus()}, not creating index")
+            // Log.e("MBIndexManager", "Current status is ${b.getIndexStatus()}, not creating index")
             throw IllegalStateException("Don't try and index a book that should not get it.")
         }
 
@@ -33,10 +35,10 @@ class MBIndexManager(val indexManager: IndexManager) {
                 .observeOn(Schedulers.computation())
                 .subscribe({
                     indexStatus.onNext(b.getIndexStatus())
-                    Log.e("MBIndexManager", "Building index for ${b.getInitials()}, ${b.getIndexStatus()}")
+                    // Log.e("MBIndexManager", "Building index for ${b.getInitials()}, ${b.getIndexStatus()}")
 
                     indexManager scheduleIndexCreation b
-                    Log.e("MBIndexManager", "Done building index for ${b.getInitials()}, ${b.getIndexStatus()}")
+                    // Log.e("MBIndexManager", "Done building index for ${b.getInitials()}, ${b.getIndexStatus()}")
 
                     indexStatus.onNext(b.getIndexStatus())
                     indexStatus.onCompleted()