First InstalledManager test case

app/src/androidTest/java/org/bspeice/minimalbible/test/activity/downloader/manager/InstalledManagerTest.java

@@ -0,0 +1,95 @@
+package org.bspeice.minimalbible.test.activity.downloader.manager;
+
+import junit.framework.TestCase;
+
+import org.bspeice.minimalbible.Injector;
+import org.bspeice.minimalbible.activity.downloader.manager.InstalledManager;
+import org.crosswire.jsword.book.Book;
+import org.crosswire.jsword.book.Books;
+
+import java.util.List;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import javax.inject.Inject;
+import javax.inject.Singleton;
+
+import dagger.Module;
+import dagger.ObjectGraph;
+import dagger.Provides;
+import rx.Observable;
+import rx.functions.Action1;
+import rx.functions.Func1;
+
+public class InstalledManagerTest extends TestCase implements Injector {
+    ObjectGraph mObjectGraph;
+
+    @Module(injects = {InstalledManager.class,
+            InstalledManagerTest.class})
+    static class IMTestModules {
+        Injector i;
+        public IMTestModules(Injector i) {
+            this.i = i;
+        }
+
+        @Provides @Singleton
+        Injector provideInjector() {
+            return this.i;
+        }
+
+        @Provides @Singleton
+        Books provideInstalledBooks() {
+            return Books.installed();
+        }
+
+        @Provides
+        List<Book> provideInstalledBooksList(Books b) {
+            return b.getBooks();
+        }
+    }
+
+    @Inject Books installedBooks;
+    @Inject InstalledManager iM;
+
+    @Override
+    public void inject(Object o) {
+        mObjectGraph.inject(o);
+    }
+
+    public void setUp() throws Exception {
+        super.setUp();
+        mObjectGraph = ObjectGraph.create(new IMTestModules(this));
+        mObjectGraph.inject(this);
+
+        //TODO: Guarantee that a book is installed.
+    }
+
+    Observable<Book> getInstalledBooks() {
+        return Observable.from(installedBooks.getBooks())
+                .filter(new Func1<Book, Boolean>() {
+                    @Override
+                    public Boolean call(Book book) {
+                        // Double check that the book is actually installed
+                        return book.getDriver().isDeletable(book);
+                    }
+                });
+    }
+
+    public void testIsInstalled() throws Exception {
+        final AtomicBoolean foundMismatch = new AtomicBoolean(false);
+        getInstalledBooks()
+                .subscribe(new Action1<Book>() {
+                    @Override
+                    public void call(Book book) {
+                        if (!iM.isInstalled(book)) {
+                            foundMismatch.set(true);
+                        }
+                    }
+                });
+        assertFalse(foundMismatch.get());
+    }
+
+    /*
+    public void testRemoveBook() throws Exception {
+    }
+    */
+}