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describe "brew link", :integration_test do
it "fails when no argument is given" do
expect { brew "link" }
.to output(/This command requires a keg argument/).to_stderr
.and not_to_output.to_stdout
.and be_a_failure
end
it "does not fail if the given Formula is already linked" do
setup_test_formula "testball1"
expect { brew "install", "testball1" }.to be_a_success
expect { brew "link", "testball1" }.to be_a_success
end
it "links a given Formula" do
setup_test_formula "testball1"
expect { brew "install", "testball1" }.to be_a_success
expect { brew "unlink", "testball1" }.to be_a_success
expect { brew "link", "--dry-run", "testball1" }
.to output(/Would link/).to_stdout
.and not_to_output.to_stderr
.and be_a_success
expect { brew "link", "--dry-run", "--overwrite", "testball1" }
.to output(/Would remove/).to_stdout
.and not_to_output.to_stderr
.and be_a_success
expect { brew "link", "testball1" }
.to output(/Linking/).to_stdout
.and not_to_output.to_stderr
.and be_a_success
end
it "refuses to link keg-only Formulae" do
setup_test_formula "testball1", <<-EOS.undent
keg_only "just because"
EOS
expect { brew "install", "testball1" }.to be_a_success
expect { brew "link", "testball1", "SHELL" => "/bin/zsh" }
.to output(/testball1 is keg-only/).to_stderr
.and output(a_string_matching(/Note that doing so can interfere with building software\./)
.and(matching("If you need to have this software first in your PATH instead consider running:")
.and(including("echo 'export PATH=\"#{HOMEBREW_PREFIX}/opt/testball1/bin:$PATH\"' >> ~/.zshrc")))).to_stdout
.and be_a_success
end
end
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