handbook/behat-steps/then-stdout-stderr-should-not-match.md

Then /^(STDOUT|STDERR) should( not)? match (((/.+/)|(#.+#))([a-z]+)?)$/

Match STDOUT or STDERR against a regex.

---

Usage

Scenario: My example scenario
  When I run `wp dist-archive wp-content/plugins/hello-world`
  Then STDOUT should match /^Success: Created hello-world.0.1.0.zip \(Size: \d+(?:\.\d*)? [a-zA-Z]{1,3}\)$/

Behat steps documentation is generated from the WP-CLI codebase on every release. To suggest improvements, please submit a pull request.

---

Related

• Then /^the return code should( not)? be (\d+)$/ - Expect a specific exit code of the previous command.
• Then /^(STDOUT|STDERR) should( strictly)? (be|contain|not contain):$/ - Check the contents of STDOUT or STDERR.
• Then /^(STDOUT|STDERR) should be a number$/ - Expect STDOUT or STDERR to be a numeric value.
• Then /^(STDOUT|STDERR) should not be a number$/ - Expect STDOUT or STDERR to not be a numeric value.
• Then /^STDOUT should be a table containing rows:$/ - Expect STDOUT to be a table containing the given rows.
• Then /^STDOUT should end with a table containing rows:$/ - Expect STDOUT to end with a table containing the given rows.
• Then /^STDOUT should be JSON containing:$/ - Expect valid JSON output in STDOUT.
• Then /^STDOUT should be a JSON array containing:$/ - Expect valid JSON array output in STDOUT.
• Then /^STDOUT should be CSV containing:$/ - Expect STDOUT to be CSV containing certain values.
• Then /^STDOUT should be YAML containing:$/ - Expect STDOUT to be YAML containing certain content.
• Then /^(STDOUT|STDERR) should be empty$/ - Expect STDOUT or STDERR to be empty.
• Then /^(STDOUT|STDERR) should not be empty$/ - Expect STDOUT or STDERR not to be empty.
• Then /^(STDOUT|STDERR) should be a version string (<|<=|>|>=|==|=|!=|<>) ([+\w.{}-]+)$/ - Expect STDOUT or STDERR to be a version string comparing to the given version.
• Then /^the (.+) (file|directory) should( strictly)? (exist|not exist|be:|contain:|not contain:)$/ - Expect a certain file or directory to (not) exist or (not) contain certain contents.
• Then /^the contents of the (.+) file should( not)? match (((\/.+\/)|(#.+#))([a-z]+)?)$/ - Match file contents against a regex.
• Then /^an email should (be sent|not be sent)$/ - Expect an email to be sent (or not).
• Then the HTTP status code should be :code - Expect the HTTP status code for visiting `http://localhost:8080`.