mirror of https://github.com/CrimsonTome/tldr.git
26 lines
657 B
Markdown
26 lines
657 B
Markdown
# test
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> Check file types and compare values.
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> Returns 0 if the condition evaluates to true, 1 if it evaluates to false.
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> More information: <https://www.gnu.org/software/coreutils/test>.
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- Test if a given variable is equal to a given string:
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`test "{{$MY_VAR}}" == "{{/bin/zsh}}"`
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- Test if a given variable is empty:
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`test -z "{{$GIT_BRANCH}}"`
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- Test if a file exists:
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`test -f "{{path/to/file_or_directory}}"`
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- Test if a directory does not exist:
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`test ! -d "{{path/to/directory}}"`
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- If A is true, then do B, or C in the case of an error (notice that C may run even if A fails):
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`test {{condition}} && {{echo "true"}} || {{echo "false"}}`
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