use of org.edx.mobile.model.course.DiscussionData in project edx-app-android by edx.
the class ApiTests method verifyModelParsing.
/**
* Verifies the parsing of course structure json to {@link CourseComponent} model class.
*
* @param component Parsed {@link CourseComponent} model.
*/
private void verifyModelParsing(CourseComponent component) throws IOException, JSONException {
JSONObject jsonObj;
jsonObj = new JSONObject(MockDataUtil.getMockResponse("get_course_structure"));
jsonObj = jsonObj.getJSONObject("blocks");
jsonObj = jsonObj.getJSONObject(component.getId());
assertNotNull(jsonObj);
// Not using the getDisplayName function below, because it returns a placeholder text
// when the display_name field's value is empty.
assertEquals(jsonObj.getString("display_name"), component.getInternalName());
assertEquals(jsonObj.getBoolean("graded"), component.isGraded());
assertEquals(jsonObj.getString("student_view_url"), component.getBlockUrl());
assertEquals(jsonObj.getBoolean("student_view_multi_device"), component.isMultiDevice());
assertEquals(jsonObj.getString("lms_web_url"), component.getWebUrl());
// Type specific validations
Gson gson = new Gson();
switch(component.getType()) {
case VIDEO:
{
JSONObject dataObj = jsonObj.getJSONObject("student_view_data");
// Our current parser checks the existence of these fields to determine the type to convert into
assertTrue(dataObj.has("encoded_videos") || dataObj.has("transcripts"));
String dataRawJson = dataObj.toString();
assertTrue(component instanceof VideoBlockModel);
VideoBlockModel model = (VideoBlockModel) component;
VideoData expected = gson.fromJson(dataRawJson, VideoData.class);
assertEquals(expected, model.getData());
break;
}
case DISCUSSION:
{
JSONObject dataObj = jsonObj.getJSONObject("student_view_data");
// Our current parser checks the existence of these fields to determine the type to convert into
assertTrue(dataObj.has("topic_id"));
String dataRawJson = dataObj.toString();
assertTrue(component instanceof DiscussionBlockModel);
DiscussionBlockModel model = (DiscussionBlockModel) component;
DiscussionData expected = gson.fromJson(dataRawJson, DiscussionData.class);
assertEquals(expected, model.getData());
break;
}
}
}
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