1 files changed, 132 insertions, 0 deletions
diff --git a/spec/ruby/core/process/kill_spec.rb b/spec/ruby/core/process/kill_spec.rb
new file mode 100644
index 0000000000..af9c9e6deb
--- /dev/null
+++ b/spec/ruby/core/process/kill_spec.rb
@@ -0,0 +1,132 @@
+require_relative '../../spec_helper'
+require_relative 'fixtures/common'
+
+describe "Process.kill" do
+  ProcessSpecs.use_system_ruby(self)
+
+  before :each do
+    @pid = Process.pid
+  end
+
+  it "raises an ArgumentError for unknown signals" do
+    -> { Process.kill("FOO", @pid) }.should raise_error(ArgumentError)
+  end
+
+  it "raises an ArgumentError if passed a lowercase signal name" do
+    -> { Process.kill("term", @pid) }.should raise_error(ArgumentError)
+  end
+
+  it "raises an ArgumentError if signal is not an Integer or String" do
+    signal = mock("process kill signal")
+    signal.should_not_receive(:to_int)
+
+    -> { Process.kill(signal, @pid) }.should raise_error(ArgumentError)
+  end
+
+  it "raises Errno::ESRCH if the process does not exist" do
+    pid = Process.spawn(*ruby_exe, "-e", "sleep 10")
+    Process.kill("SIGKILL", pid)
+    Process.wait(pid)
+    -> {
+      Process.kill("SIGKILL", pid)
+    }.should raise_error(Errno::ESRCH)
+  end
+
+  it "checks for existence and permissions to signal a process, but does not actually signal it, when using signal 0" do
+    Process.kill(0, @pid).should == 1
+  end
+end
+
+platform_is_not :windows do
+  describe "Process.kill" do
+    ProcessSpecs.use_system_ruby(self)
+
+    before :each do
+      @sp = ProcessSpecs::Signalizer.new
+    end
+
+    after :each do
+      @sp.cleanup
+    end
+
+    it "accepts a Symbol as a signal name" do
+      Process.kill(:SIGTERM, @sp.pid)
+      @sp.result.should == "signaled"
+    end
+
+    it "accepts a String as signal name" do
+      Process.kill("SIGTERM", @sp.pid)
+      @sp.result.should == "signaled"
+    end
+
+    it "accepts a signal name without the 'SIG' prefix" do
+      Process.kill("TERM", @sp.pid)
+      @sp.result.should == "signaled"
+    end
+
+    it "accepts a signal name with the 'SIG' prefix" do
+      Process.kill("SIGTERM", @sp.pid)
+      @sp.result.should == "signaled"
+    end
+
+    it "accepts an Integer as a signal value" do
+      Process.kill(15, @sp.pid)
+      @sp.result.should == "signaled"
+    end
+
+    it "calls #to_int to coerce the pid to an Integer" do
+      Process.kill("SIGTERM", mock_int(@sp.pid))
+      @sp.result.should == "signaled"
+    end
+  end
+
+  describe "Process.kill" do
+    ProcessSpecs.use_system_ruby(self)
+
+    before :each do
+      @sp1 = ProcessSpecs::Signalizer.new
+      @sp2 = ProcessSpecs::Signalizer.new
+    end
+
+    after :each do
+      @sp1.cleanup
+      @sp2.cleanup
+    end
+
+    it "signals multiple processes" do
+      Process.kill("SIGTERM", @sp1.pid, @sp2.pid)
+      @sp1.result.should == "signaled"
+      @sp2.result.should == "signaled"
+    end
+
+    it "returns the number of processes signaled" do
+      Process.kill("SIGTERM", @sp1.pid, @sp2.pid).should == 2
+    end
+  end
+
+  describe "Process.kill" do
+    after :each do
+      @sp.cleanup if @sp
+    end
+
+    it "signals the process group if the PID is zero" do
+      @sp = ProcessSpecs::Signalizer.new "self"
+      @sp.result.should == "signaled"
+    end
+
+    it "signals the process group if the signal number is negative" do
+      @sp = ProcessSpecs::Signalizer.new "group_numeric"
+      @sp.result.should == "signaled"
+    end
+
+    it "signals the process group if the short signal name starts with a minus sign" do
+      @sp = ProcessSpecs::Signalizer.new "group_short_string"
+      @sp.result.should == "signaled"
+    end
+
+    it "signals the process group if the full signal name starts with a minus sign" do
+      @sp = ProcessSpecs::Signalizer.new "group_full_string"
+      @sp.result.should == "signaled"
+    end
+  end
+end