How do I use DataProvider in excel using TestNG?

How do I use DataProvider in excel using TestNG?

How to do it…

1. Step 1: Create a test case of Login Application with TestNG Data Provider.
2. Step 2: Create a Test Datasheet.
3. Step 3: Create functions to Open & Read data from Excel.
4. Step 4: Create a TestNg test case for accepting data from Excel using Data Provider.

How do you get data from excel using DataProvider?

Step 1: First create a method to read excel data and return string array. Step 2: Create before class and after class methods which helps in getting the browser and closing them when done. Step 3: Create a data provider which actually gets the values by reading our excel sheet.

What is the use of DataProvider in TestNG?

Note: TestNG comes up with DataProvider to automate the process of providing test-cases for execution. DataProvider helps with data-driven test cases that carry the same methods but can be run multiple times with different data sets. It also helps in providing complex parameters to the test methods.

How does DataProvider work in TestNG?

DataProvider in TestNG The DataProvider method can be in the same test class or one of its superclasses. It is also possible to provide a DataProvider in another class but the method has to be static. After adding this method, annotate it using @DataProvider to let TestNG know that it is a DataProvider method.

How to parameterize TestNG using @ DataProvider?

TestNG Parameterization Using @DataProvider to Pass Values in TestNG. Using the @DataProvider, we can create data driven framework in which the data is passed through the respective test method and several repetitions of the test run for the various test data values passed from the @DataProvider method.

How to achieve parameterization in TestNG XML file?

There are two ways by which we can achieve parameterization in TestNG With the help of Parameters annotation and TestNG XML file. With the help of DataProvider annotation. Parameters from Testng.xml can be suite or test level Parameter from DataProvider can take Method and ITestContext as the parameter. Let’s study them in detail –

Can you use excel as a DataProvider in TestNG?

Using Excel for DataProvider in TestNG is one of the most convenient ways to read the data. By doing so, our job becomes extremely easy when dealing with vast amounts of data. To do so, we need to follow some simple steps in order to achieve our target of using Excel as a DataProvider.

When to use data provider in testng.xml?

Specifying parameters in testng.xml might not be sufficient if you need to pass complex parameters, or parameters that need to be created from Java (complex objects, objects read from a property file or a database, etc…). In this case, you can use a Data Provider to supply the values you need to test.