FAQ

FAQ for @knapsack-pro/jest (JavaScript)
Supported test runner: Jest

• General questions for Knapsack Pro Core JavaScript integration
• Knapsack Pro Jest specific questions
• Knapsack Pro Jest common problems

# General questions for Knapsack Pro Core JavaScript integration

• How to change log level?
• What happens when Knapsack Pro API is not available? How Fallback Mode works?
• JavaScript heap out of memory - how to increase the max memory for Node with max_old_space_size

# Knapsack Pro Jest specific questions

• How to run Jest tests locally with Knapsack Pro?
• How to run tests only from a specific directory in Jest? Define your test files pattern with KNAPSACK_PRO_TEST_FILE_PATTERN
• How to exclude tests to ignore them from running in Jest?
• How to pass command line options to Jest?
• How to use Jest config file with Knapsack Pro Jest?
• How to generate code coverage for Jest with Knapsack Pro Jest in Queue Mode?
• How to generate XML report using jest-junit with Knapsack Pro Jest in Queue Mode?

# Knapsack Pro Jest common problems

• Why Jest freezes after tests run? (Jest hangs indefinitely)