Chapter 7. Tests

Table of Contents
7.1. Test Constructs
7.2. File test operators
7.3. Comparison operators (binary)
7.4. Nested if/then Condition Tests
7.5. Testing Your Knowledge of Tests

Every reasonably complete programming language can test for a condition, then act according to the result of the test. Bash has the test command, various bracket and parenthesis operators, and the if/then construct.