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Jon Yurek
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Nov 8, 2013
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| require 'spec_helper' | ||
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| describe "When an error happens" do | ||
| it "raises a CommandLineError if the result code from the command isn't expected" do | ||
| cmd = Cocaine::CommandLine.new("convert", "a.jpg b.png", :swallow_stderr => false) | ||
| cmd.stubs(:execute).with("convert a.jpg b.png").returns(:correct_value) | ||
| with_exitstatus_returning(1) do | ||
| lambda do | ||
| cmd.run | ||
| end.should raise_error(Cocaine::CommandLineError) | ||
| end | ||
| end | ||
|
|
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| it "does not raise if the result code is expected, even if nonzero" do | ||
| cmd = Cocaine::CommandLine.new("convert", | ||
| "a.jpg b.png", | ||
| :expected_outcodes => [0, 1], | ||
| :swallow_stderr => false) | ||
| cmd.stubs(:execute).with("convert a.jpg b.png").returns(:correct_value) | ||
| with_exitstatus_returning(1) do | ||
| lambda do | ||
| cmd.run | ||
| end.should_not raise_error | ||
| end | ||
| end | ||
|
|
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| it "adds command output to exception message if the result code is nonzero" do | ||
| cmd = Cocaine::CommandLine.new("convert", | ||
| "a.jpg b.png", | ||
| :swallow_stderr => false) | ||
| error_output = "Error 315" | ||
| cmd.stubs(:execute).with("convert a.jpg b.png").returns(error_output) | ||
| with_exitstatus_returning(1) do | ||
| begin | ||
| cmd.run | ||
| rescue Cocaine::ExitStatusError => e | ||
| e.message.should =~ /#{error_output}/ | ||
| end | ||
| end | ||
| end | ||
|
|
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| it 'passes error message to the exception when command fails with Errno::ENOENT' do | ||
| cmd = Cocaine::CommandLine.new('test', '') | ||
| cmd.stubs(:execute).with('test').raises(Errno::ENOENT.new("not found")) | ||
| begin | ||
| cmd.run | ||
| rescue Cocaine::CommandNotFoundError => e | ||
| expect(e.message).to eq 'No such file or directory - not found' | ||
| end | ||
| end | ||
|
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| it "should keep result code in #exitstatus" do | ||
| cmd = Cocaine::CommandLine.new("convert") | ||
| cmd.stubs(:execute).with("convert").returns(:correct_value) | ||
| with_exitstatus_returning(1) do | ||
| cmd.run rescue nil | ||
| end | ||
| cmd.exit_status.should == 1 | ||
| end | ||
|
|
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| it "does not blow up if running the command errored before the actual execution" do | ||
| assuming_no_processes_have_been_run | ||
| command = Cocaine::CommandLine.new("echo", ":hello_world") | ||
| command.stubs(:command).raises("An Error") | ||
|
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| lambda{ command.run }.should raise_error("An Error") | ||
| command.exit_status.should be_nil | ||
| end | ||
| end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| require 'spec_helper' | ||
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| describe "When picking a Runner" do | ||
| it "uses the BackticksRunner by default" do | ||
| Cocaine::CommandLine::ProcessRunner.stubs(:supported?).returns(false) | ||
| Cocaine::CommandLine::PosixRunner.stubs(:supported?).returns(false) | ||
|
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| cmd = Cocaine::CommandLine.new("echo", "hello") | ||
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| cmd.runner.class.should == Cocaine::CommandLine::BackticksRunner | ||
| end | ||
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| it "uses the ProcessRunner on 1.9 and it's available" do | ||
| Cocaine::CommandLine::ProcessRunner.stubs(:supported?).returns(true) | ||
| Cocaine::CommandLine::PosixRunner.stubs(:supported?).returns(false) | ||
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| cmd = Cocaine::CommandLine.new("echo", "hello") | ||
| cmd.runner.class.should == Cocaine::CommandLine::ProcessRunner | ||
| end | ||
|
|
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| it "uses the PosixRunner if the PosixRunner is available" do | ||
| Cocaine::CommandLine::PosixRunner.stubs(:supported?).returns(true) | ||
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| cmd = Cocaine::CommandLine.new("echo", "hello") | ||
| cmd.runner.class.should == Cocaine::CommandLine::PosixRunner | ||
| end | ||
|
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| it "uses the BackticksRunner if the PosixRunner is available, but we told it to use Backticks all the time" do | ||
| Cocaine::CommandLine::PosixRunner.stubs(:supported?).returns(true) | ||
| Cocaine::CommandLine.runner = Cocaine::CommandLine::BackticksRunner.new | ||
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| cmd = Cocaine::CommandLine.new("echo", "hello") | ||
| cmd.runner.class.should == Cocaine::CommandLine::BackticksRunner | ||
| end | ||
|
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| it "uses the BackticksRunner if the PosixRunner is available, but we told it to use Backticks" do | ||
| Cocaine::CommandLine::PosixRunner.stubs(:supported?).returns(true) | ||
|
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| cmd = Cocaine::CommandLine.new("echo", "hello", :runner => Cocaine::CommandLine::BackticksRunner.new) | ||
| cmd.runner.class.should == Cocaine::CommandLine::BackticksRunner | ||
| end | ||
|
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| it "can go into 'Fake' mode" do | ||
| Cocaine::CommandLine.fake! | ||
|
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| cmd = Cocaine::CommandLine.new("echo", "hello") | ||
| cmd.runner.class.should eq Cocaine::CommandLine::FakeRunner | ||
| end | ||
|
|
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| it "can turn off Fake mode" do | ||
| Cocaine::CommandLine.fake! | ||
| Cocaine::CommandLine.unfake! | ||
|
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| cmd = Cocaine::CommandLine.new("echo", "hello") | ||
| cmd.runner.class.should_not eq Cocaine::CommandLine::FakeRunner | ||
| end | ||
|
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| it "can use a FakeRunner even if not in Fake mode" do | ||
| Cocaine::CommandLine.unfake! | ||
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| cmd = Cocaine::CommandLine.new("echo", "hello", :runner => Cocaine::CommandLine::FakeRunner.new) | ||
| cmd.runner.class.should eq Cocaine::CommandLine::FakeRunner | ||
| end | ||
| end |