New test suite for closures

[nit.git] / tests / base_closure9.nit

diff --git a/tests/base_closure9.nit b/tests/base_closure9.nit
new file mode 100644 (file)
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--- /dev/null
+++ b/tests/base_closure9.nit
@@ -0,0 +1,74 @@
+# This file is part of NIT ( http://www.nitlanguage.org ).
+#
+# Copyright 2009 Jean Privat <jean@pryen.org>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import kernel
+
+class A
+       meth indent(i: Int, j, c: Char)
+       do
+               var ii = i
+               while ii > 0 do
+                       ' '.output
+                       ii -= 1
+               end
+               c.output
+               j.output
+               ','.output
+               i.output
+       end
+
+       meth foo(i: Int, j: Char)
+               with bar
+       do
+               if i >= 3 then
+                       indent(i, j, '{')
+                       bar
+                       indent(i, j, '}')
+                       return
+               end
+
+               indent(i, j, '[')
+               foo(i+1, 'a') with do
+                       foo(i+1, 'b') with do
+                               foo(i+1, 'c') with do
+                                       indent(i, j, '<')
+                                       bar
+                                       indent(i, j, '>')
+                               end
+                       end
+               end
+               indent(i, j, ']')
+       end
+end
+
+meth start
+do
+       var a = new A
+       0.output
+       a.foo(0, 'A') with do 
+               a.foo(0, 'B') with do 
+                       a.foo(0, 'C') with do 
+                               1.output
+                               #alt1# break
+                               #alt2# return
+                       end
+               end
+       end
+       2.output
+end
+
+start
+3.output