private void insertReadBook() {
    ContentValues bookValues = com.ogasimli.alexandria.TestDb.getBookValues();

    Uri bookUri =
        mContext.getContentResolver().insert(AlexandriaContract.BookEntry.CONTENT_URI, bookValues);
    long bookRowId = ContentUris.parseId(bookUri);
    assertTrue(bookRowId != -1);

    Cursor cursor =
        mContext
            .getContentResolver()
            .query(
                AlexandriaContract.BookEntry.CONTENT_URI,
                null, // leaving "columns" null just returns all the columns.
                null, // cols for "where" clause
                null, // values for "where" clause
                null // sort order
                );

    com.ogasimli.alexandria.TestDb.validateCursor(cursor, bookValues);

    cursor =
        mContext
            .getContentResolver()
            .query(
                AlexandriaContract.BookEntry.buildBookUri(bookRowId),
                null, // leaving "columns" null just returns all the columns.
                null, // cols for "where" clause
                null, // values for "where" clause
                null // sort order
                );

    com.ogasimli.alexandria.TestDb.validateCursor(cursor, bookValues);
  }
  public void testGetType() {

    String type = mContext.getContentResolver().getType(AlexandriaContract.BookEntry.CONTENT_URI);
    assertEquals(AlexandriaContract.BookEntry.CONTENT_TYPE, type);

    type = mContext.getContentResolver().getType(AlexandriaContract.AuthorEntry.CONTENT_URI);
    assertEquals(AlexandriaContract.AuthorEntry.CONTENT_TYPE, type);

    type = mContext.getContentResolver().getType(AlexandriaContract.CategoryEntry.CONTENT_URI);
    assertEquals(AlexandriaContract.CategoryEntry.CONTENT_TYPE, type);

    long id = 9780137903955L;
    type = mContext.getContentResolver().getType(AlexandriaContract.BookEntry.buildBookUri(id));
    assertEquals(AlexandriaContract.BookEntry.CONTENT_ITEM_TYPE, type);

    type = mContext.getContentResolver().getType(AlexandriaContract.BookEntry.buildFullBookUri(id));
    assertEquals(AlexandriaContract.BookEntry.CONTENT_ITEM_TYPE, type);

    type = mContext.getContentResolver().getType(AlexandriaContract.AuthorEntry.buildAuthorUri(id));
    assertEquals(AlexandriaContract.AuthorEntry.CONTENT_ITEM_TYPE, type);

    type =
        mContext
            .getContentResolver()
            .getType(AlexandriaContract.CategoryEntry.buildCategoryUri(id));
    assertEquals(AlexandriaContract.CategoryEntry.CONTENT_ITEM_TYPE, type);
  }