Reading test data from JSON in Selenium Python - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the main benefit of reading test data from a JSON file in Selenium tests?

It separates test data from test scripts, making tests easier to maintain and reuse with different data sets.

beginner

How do you load JSON data in Python for Selenium tests?

Use Python's built-in json module with json.load() to read JSON data from a file.

beginner

Which Python statement correctly opens a JSON file named data.json for reading?

<pre>import json
with open('data.json', 'r') as file:
    data = json.load(file)</pre>

intermediate

Why is it better to use JSON files for test data instead of hardcoding data in Selenium scripts?

Because JSON files allow easy updates without changing code, support multiple data sets, and improve test clarity.

beginner

What is a common structure of JSON test data for a login test?

A list or dictionary with keys like username and password for each test case.

Which Python module is used to read JSON files for test data?

A os

B csv

C json

D sys

The json module is designed to parse JSON data in Python.

What is the correct way to open a JSON file named testdata.json for reading?

A open('testdata.json', 'x')

B open('testdata.json', 'w')

C open('testdata.json', 'a')

D open('testdata.json', 'r')

Use mode 'r' to open a file for reading.

Why should test data be stored outside Selenium test scripts?

A To make tests slower

B To separate data from code for easier maintenance

C To avoid using JSON files

D To make tests harder to read

Separating data from code improves maintainability and reusability.

Which of these is a valid JSON data type for test data?

A Dictionary (object)

B Function

C Class

D Module

JSON supports objects (dictionaries), arrays, strings, numbers, booleans, and null.

What does json.load(file) do in Python?

A Reads JSON data from a file and converts it to Python objects

B Deletes a JSON file

C Writes JSON data to a file

D Converts Python objects to JSON string

json.load() reads JSON from a file and parses it into Python data types.

Explain how to read test data from a JSON file in a Selenium Python test.

Think about file handling and JSON parsing in Python.

Describe the advantages of using JSON files for test data in automated testing.

Consider maintainability and flexibility.