Add a "testing mode" inject

Doesn't do anything currently, but will allow for Activities/etc. which can't be easily sub-classed, mocked, etc. during runs to modify behavior.

app/src/main/java/org/bspeice/minimalbible/MinimalBibleModules.java

@@ -2,8 +2,7 @@ package org.bspeice.minimalbible;
 
 import android.app.Application;
 
-import org.bspeice.minimalbible.activity.downloader.DownloadActivity;
+import javax.inject.Named;
-
 import javax.inject.Singleton;
 
 import dagger.Module;
@@ -24,4 +23,17 @@ public class MinimalBibleModules {
     Application provideApplication() {
         return app;
     }
+
+    /**
+     * This field allows us to set application-wide whether we are in a test or not
+     * Allows components on down the line to know whether they should set some things up or not.
+     * Additionally, not a Singleton so we can enable/disable testing mode as needed. However,
+     * for production, it's always false.
+     * @return Whether we are in a test - false
+     */
+    @Provides
+    @Named("Testing")
+    boolean isTest() {
+        return false;
+    }
 }

app/src/testConfig/java/org/bspeice/minimalbible/Modules.java

@@ -2,14 +2,25 @@ package org.bspeice.minimalbible;
 
 /**
  * List modules to be used during testing
+ * Also the entry point for setting whether or not we are using testing mode
  */
 public class Modules {
+    private static TestModules testModules = new TestModules();
+
     private Modules() {}
 
+    public static void enableTestingMode() {
+        testModules.setTestMode(true);
+    }
+
+    public static void disableTestingMode() {
+        testModules.setTestMode(false);
+    }
+
     public static Object[] list(MinimalBible app) {
         return new Object[] {
                 new MinimalBibleModules(app),
-                new TestModules()
+                testModules
         };
     }
 }

app/src/testConfig/java/org/bspeice/minimalbible/TestModules.java

@@ -3,6 +3,8 @@ package org.bspeice.minimalbible;
 
 import org.bspeice.minimalbible.activity.downloader.DownloadActivity;
 
+import javax.inject.Named;
+
 import dagger.Module;
 import dagger.Provides;
 
@@ -17,4 +19,27 @@ public class TestModules {
     @Provides CharSequence provideString() {
         return testActivityTitle;
     }
+
+    /**
+     * Provide an application-wide hub to enable/disable a "testing" mode
+     * Each application is free to interpret what this means, but allows for programming
+     * different behavior to respond to different testing needs in code that can't be mocked
+     * *cough cough* `Activities`.
+     * @return
+     */
+    @Provides
+    @Named("Testing")
+    boolean isTest() {
+        return isTest;
+    }
+
+    private boolean isTest;
+
+    public void setTestMode(boolean isTest) {
+        this.isTest = isTest;
+    }
+
+    public boolean getTestMode() {
+        return isTest;
+    }
 }