1 files changed, 64 insertions, 0 deletions
diff --git a/test/systemu_test.rb b/test/systemu_test.rb
new file mode 100644
index 0000000..19fac1d
--- /dev/null
+++ b/test/systemu_test.rb
@@ -0,0 +1,64 @@
+
+Testing SystemU do
+
+##
+#
+  testing 'that simple usage works' do
+    status, stdout, stderr = assert{ systemu :bin/:ls }
+    assert{ status == 0 }
+    assert{ stdout['lib'] }
+    assert{ stderr.strip.empty? }
+  end
+
+  testing 'program with stdin' do
+    stdin = '42'
+    status, stdout, stderr = assert{ systemu :bin/:cat, :stdin => stdin }
+    assert{ status == 0 }
+    assert{ stdout == stdin } 
+  end
+
+end
+
+
+
+
+
+BEGIN {
+
+# silly hax to build commands we can shell out to on any platform.  since
+# tests might run on windoze we assume only that 'ruby' is available and build
+# other command-line programs from it.
+#
+  module Kernel
+  private
+    def bin(which, options = {}, &block)
+      case which.to_s
+        when 'ls'
+          %| ruby -e'puts Dir.glob("*").sort' |
+
+        when 'cat'
+          %| ruby -e'STDOUT.write(ARGF.read)' |
+
+        when 'find'
+          %| ruby -e'puts Dir.glob("**/**").sort' |
+      end
+    end
+  end
+
+# just let's us write:   :bin/:ls
+#
+  class Symbol
+    def / other, options = {}, &block
+      eval "#{ self }(:#{ other }, options, &block)"
+    end
+  end
+
+  testdir = File.dirname(File.expand_path(__FILE__))
+  rootdir = File.dirname(testdir)
+  libdir = File.join(rootdir, 'lib')
+  require File.join(libdir, 'systemu')
+  require File.join(testdir, 'testing')
+
+
+  Dir.chdir(rootdir)
+}