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* Other ruby implementations use the spec/ruby directory. [Misc #13792] [ruby-core:82287] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
107 lines
3.1 KiB
Ruby
107 lines
3.1 KiB
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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require File.expand_path('../fixtures/classes', __FILE__)
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describe :kernel_system, shared: true do
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it "executes the specified command in a subprocess" do
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lambda { @object.system("echo a") }.should output_to_fd("a\n")
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$?.should be_an_instance_of Process::Status
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$?.success?.should == true
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end
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it "returns true when the command exits with a zero exit status" do
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@object.system(ruby_cmd('exit 0')).should == true
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$?.should be_an_instance_of Process::Status
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$?.success?.should == true
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$?.exitstatus.should == 0
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end
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it "returns false when the command exits with a non-zero exit status" do
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@object.system(ruby_cmd('exit 1')).should == false
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$?.should be_an_instance_of Process::Status
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$?.success?.should == false
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$?.exitstatus.should == 1
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end
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it "returns nil when command execution fails" do
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@object.system("sad").should be_nil
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$?.should be_an_instance_of Process::Status
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$?.pid.should be_kind_of(Integer)
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$?.exitstatus.should == 127
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end
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it "does not write to stderr when command execution fails" do
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lambda { @object.system("sad") }.should output_to_fd("", STDERR)
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end
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platform_is_not :windows do
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before :each do
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@shell = ENV['SHELL']
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end
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after :each do
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ENV['SHELL'] = @shell
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end
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it "executes with `sh` if the command contains shell characters" do
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lambda { @object.system("echo $0") }.should output_to_fd("sh\n")
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end
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it "ignores SHELL env var and always uses `sh`" do
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ENV['SHELL'] = "/bin/fakeshell"
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lambda { @object.system("echo $0") }.should output_to_fd("sh\n")
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end
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end
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before :each do
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ENV['TEST_SH_EXPANSION'] = 'foo'
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@shell_var = '$TEST_SH_EXPANSION'
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platform_is :windows do
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@shell_var = '%TEST_SH_EXPANSION%'
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end
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end
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after :each do
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ENV.delete('TEST_SH_EXPANSION')
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end
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it "expands shell variables when given a single string argument" do
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lambda { @object.system("echo #{@shell_var}") }.should output_to_fd("foo\n")
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end
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platform_is_not :windows do
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it "does not expand shell variables when given multiples arguments" do
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lambda { @object.system("echo", @shell_var) }.should output_to_fd("#{@shell_var}\n")
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end
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end
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platform_is :windows do
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it "does expand shell variables when given multiples arguments" do
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# See https://bugs.ruby-lang.org/issues/12231
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lambda { @object.system("echo", @shell_var) }.should output_to_fd("foo\n")
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end
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end
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platform_is :windows do
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it "runs commands starting with any number of @ using shell" do
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`#{ruby_cmd("p system 'does_not_exist'")} 2>NUL`.chomp.should == "nil"
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@object.system('@does_not_exist 2>NUL').should == false
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@object.system("@@@#{ruby_cmd('exit 0')}").should == true
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end
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end
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end
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describe "Kernel#system" do
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it "is a private method" do
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Kernel.should have_private_instance_method(:system)
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end
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it_behaves_like :kernel_system, :system, KernelSpecs::Method.new
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end
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describe "Kernel.system" do
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it_behaves_like :kernel_system, :system, Kernel
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end
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