[Solved] How can you modify a DataProvider to supply data from an external CSV file for parameterized tests? — Ans: Read CSV in DataProvider method and return Object[][] with parsed data | Selenium Java

Selenium Java - TestNG Integration

How can you modify a DataProvider to supply data from an external CSV file for parameterized tests?

ARead CSV in DataProvider method and return Object[][] with parsed data

BUse @DataProvider(file = "data.csv") annotation parameter

CPlace CSV file in test resources and annotate test with @CsvSource

DDataProvider cannot read external files

Step-by-Step Solution

Solution:

Step 1: Understand DataProvider flexibility
DataProvider methods can contain any Java code, including reading files and preparing data arrays.
Step 2: Identify correct approach for CSV data
Reading the CSV file inside the DataProvider method and returning Object[][] with parsed data is the correct way.
Final Answer:
Read CSV in DataProvider method and return Object[][] with parsed data -> Option A
Quick Check:
DataProvider can read files and return data arrays [OK]

Quick Trick: Read external data inside DataProvider method [OK]

Common Mistakes:

MISTAKES

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How can you modify a DataProvider to supply data from an external CSV file for parameterized tests?