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rspec — Behavior-driven development testing framework written in Ruby to test Ruby code. More information: <

Submitted by: @import:tldr-pages·Mar 2, 2026·

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Problem

How to use the rspec command: Behavior-driven development testing framework written in Ruby to test Ruby code. More information: <https://rspec.info/features/3-13/rspec-core/command-line/>.

Solution

rspec — Behavior-driven development testing framework written in Ruby to test Ruby code. More information: <https://rspec.info/features/3-13/rspec-core/command-line/>.

Initialize an .rspec configuration and a spec helper file:

rspec --init

Run all tests:

rspec

Run a specific directory of tests:

rspec {{path/to/directory}}

Run one or more test files:

rspec {{path/to/file1 path/to/file2 ...}}

Run a specific test in a file (e.g. the test starts on line 83):

rspec {{path/to/file}}:{{83}}

Run specs with a specific seed:

rspec --seed {{seed_number}}

Code Snippets

Initialize an `.rspec` configuration and a spec helper file

rspec --init

Run all tests

rspec

Run a specific directory of tests

rspec {{path/to/directory}}

Run one or more test files

rspec {{path/to/file1 path/to/file2 ...}}

Run a specific test in a file (e.g. the test starts on line 83)

rspec {{path/to/file}}:{{83}}

Context

tldr-pages: common/rspec

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