[vala/staging: 2/2] gvariant module: Fix serializing multidimensional arrays



commit 1014a262c4e248d8a1ab76976936fc43579cbb8d
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Sun Sep 13 22:27:17 2015 +0100

    gvariant module: Fix serializing multidimensional arrays
    
    The same type signature was being used for every dimension of the array.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=735437

 codegen/valagvariantmodule.vala |    8 +++--
 tests/Makefile.am               |    1 +
 tests/dbus/bug735437.test       |   68 +++++++++++++++++++++++++++++++++++++++
 3 files changed, 74 insertions(+), 3 deletions(-)
---
diff --git a/codegen/valagvariantmodule.vala b/codegen/valagvariantmodule.vala
index 409940e..f476ae3 100644
--- a/codegen/valagvariantmodule.vala
+++ b/codegen/valagvariantmodule.vala
@@ -603,8 +603,10 @@ public class Vala.GVariantModule : GAsyncModule {
                ccode.open_for (cforinit, cforcond, cforiter);
 
                CCodeExpression element_variant;
-               if (dim < array_type.rank) {
-                       element_variant = serialize_array_dim (array_type, dim + 1, array_expr, 
array_iter_expr);
+               if (array_type.rank > 1) {
+                       ArrayType array_type_copy = (ArrayType) array_type.copy ();
+                       array_type_copy.rank--;
+                       element_variant = serialize_array_dim (array_type_copy, dim + 1, array_expr, 
array_iter_expr);
                } else {
                        var element_expr = new CCodeUnaryExpression (CCodeUnaryOperator.POINTER_INDIRECTION, 
array_iter_expr);
                        element_variant = serialize_expression (array_type.element_type, element_expr);
@@ -615,7 +617,7 @@ public class Vala.GVariantModule : GAsyncModule {
                builder_add.add_argument (element_variant);
                ccode.add_expression (builder_add);
 
-               if (dim == array_type.rank) {
+               if (array_type.rank == 1) {
                        var array_iter_incr = new CCodeUnaryExpression (CCodeUnaryOperator.POSTFIX_INCREMENT, 
array_iter_expr);
                        ccode.add_expression (array_iter_incr);
                }
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 0832a41..0be664f 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -212,6 +212,7 @@ TESTS = \
        dbus/dicts.test \
        dbus/bug596862.vala \
        dbus/bug602003.test \
+       dbus/bug735437.test \
        gir/bug651773.test \
        gir/bug667751.test \
        gir/bug742012.test \
diff --git a/tests/dbus/bug735437.test b/tests/dbus/bug735437.test
new file mode 100644
index 0000000..b3a25cc
--- /dev/null
+++ b/tests/dbus/bug735437.test
@@ -0,0 +1,68 @@
+Packages: gio-2.0
+D-Bus
+
+Program: client
+
+[DBus (name = "org.example.Test")]
+interface Test : Object {
+       public abstract double[] array () throws IOError;
+       public abstract double[,] multi_array () throws IOError;
+       public abstract string[,] multi_array2 () throws IOError;
+}
+
+void main () {
+       // client
+       Test test = Bus.get_proxy_sync (BusType.SESSION, "org.example.Test", "/org/example/test");
+
+       var a = test.array ();
+       assert (a.length == 2 && a[0] == 2.0 && a[1] == 3.0);
+
+       var b = test.multi_array ();
+       assert (b.length[0] == 2 && b.length[1] == 2 && b[0,0] == 2.0 && b[0,1] == 3.0 && b[1,0] == 4.0 && 
b[1,1] == 5.0);
+
+       var c = test.multi_array2 ();
+       assert (c.length[0] == 2 && c.length[1] == 2 && c[0,0] == "foo" && c[0,1] == "bar" && c[1,0] == "baz" 
&& c[1,1] == "man");
+}
+
+Program: server
+
+[DBus (name = "org.example.Test")]
+class Test : Object {
+       public double[] array () {
+               return new double[] { 2.0, 3.0 };
+       }
+
+       public double[,] multi_array () {
+               return new double[,] { { 2.0, 3.0 }, { 4.0, 5.0 } };
+       }
+
+       public string[,] multi_array2 () {
+               return new string[,] { { "foo", "bar" }, { "baz", "man" } };
+       }
+}
+
+MainLoop main_loop;
+
+void client_exit (Pid pid, int status) {
+       // client finished, terminate server
+       assert (status == 0);
+       main_loop.quit ();
+}
+
+void main () {
+       var conn = Bus.get_sync (BusType.SESSION);
+       conn.register_object ("/org/example/test", new Test ());
+
+       // try to register service in session bus
+       var request_result = conn.call_sync ("org.freedesktop.DBus", "/org/freedesktop/DBus", 
"org.freedesktop.DBus", "RequestName",
+                                             new Variant ("(su)", "org.example.Test", 0x4), null, 0, -1);
+       assert ((uint) request_result.get_child_value (0) == 1);
+
+       // server ready, spawn client
+       Pid client_pid;
+       Process.spawn_async (null, { "test", "/dbus/bug735437/client" }, null, SpawnFlags.DO_NOT_REAP_CHILD, 
null, out client_pid);
+       ChildWatch.add (client_pid, client_exit);
+
+       main_loop = new MainLoop ();
+       main_loop.run ();
+}


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