tests: adds a test for java strings

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/tests/sav/test_ffi_java_string.res b/tests/sav/test_ffi_java_string.res
new file mode 100644 (file)
index 0000000..e11e7e7
--- /dev/null
+++ b/tests/sav/test_ffi_java_string.res
@@ -0,0 +1,4 @@
+Created in Nit
+Also created in Nit
+Created in Java
+Also created in Java

diff --git a/tests/test_ffi_java_string.nit b/tests/test_ffi_java_string.nit
new file mode 100644 (file)
index 0000000..5f5819d
--- /dev/null
+++ b/tests/test_ffi_java_string.nit
@@ -0,0 +1,43 @@
+# This file is part of NIT ( http://www.nitlanguage.org ).
+#
+# Copyright 2014 Alexis Laferrière <alexis.laf@xymus.net>
+#
+# 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.
+
+module test_ffi_java_string
+
+import java
+
+class A
+       fun bar(nstr: JavaString): JavaString
+       do
+               print nstr.to_s
+               return "Also created in Nit".to_java_string
+       end
+
+       fun foo(input: JavaString): JavaString import bar in "Java" `{
+               // Print string from Nit
+               System.out.println(input);
+
+               // Callback Nit with string
+               String str = A_bar(recv, "Created in Java");
+               System.out.println(str);
+
+               // Send back a string
+               return "Also created in Java";
+       `}
+end
+
+var a = new A
+var java_string = a.foo("Created in Nit".to_java_string).to_s
+print java_string.to_s