THRIFT-582 C(c_glib) implementation of Thrift

Patch: Anatol Pomozov and Michael Lum


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@1027933 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/c_glib/test/testoptionalrequired.c b/lib/c_glib/test/testoptionalrequired.c
new file mode 100644
index 0000000..cf44413
--- /dev/null
+++ b/lib/c_glib/test/testoptionalrequired.c
@@ -0,0 +1,182 @@
+#include <assert.h>
+#include <glib.h>
+
+#include "thrift_struct.h"
+#include "protocol/thrift_protocol.h"
+#include "protocol/thrift_binary_protocol.h"
+#include "transport/thrift_memory_buffer.h"
+#include "gen-c_glib/t_test_optional_required_test_types.h"
+
+#include "gen-c_glib/t_test_optional_required_test_types.c"
+
+static void
+write_to_read (ThriftStruct *w, ThriftStruct *r, GError **write_error,
+               GError **read_error)
+{
+  ThriftMemoryBuffer *tbuffer = NULL;
+  ThriftProtocol *protocol = NULL;
+
+  tbuffer = g_object_new (THRIFT_TYPE_MEMORY_BUFFER, NULL);
+  protocol = g_object_new (THRIFT_TYPE_BINARY_PROTOCOL, "transport",
+                           tbuffer, NULL);
+
+  thrift_struct_write (w, protocol, write_error);
+  thrift_struct_read (r, protocol, read_error);
+
+  g_object_unref (protocol);
+  g_object_unref (tbuffer);
+}
+
+static void
+test_old_school1 (void)
+{
+  TTestOldSchool *o = NULL;
+
+  o = g_object_new (T_TEST_TYPE_OLD_SCHOOL, NULL);
+  o->im_int = 10;
+  o->im_str = g_strdup ("test");
+  o->im_big = g_ptr_array_new ();
+  g_ptr_array_free (o->im_big, FALSE);
+  g_free (o->im_str);
+  g_object_unref (o);
+}
+
+/**
+ * Write to read with optional fields
+ */
+static void
+test_simple (void)
+{
+  TTestSimple *s1 = NULL, *s2 = NULL, *s3 = NULL;
+
+  s1 = g_object_new (T_TEST_TYPE_SIMPLE, NULL);
+  s2 = g_object_new (T_TEST_TYPE_SIMPLE, NULL);
+  s3 = g_object_new (T_TEST_TYPE_SIMPLE, NULL);
+
+  // write-to-read with optional fields
+  s1->im_optional = 10;
+  assert (s1->__isset_im_default == FALSE);
+  assert (s1->__isset_im_optional == FALSE);  
+  write_to_read (THRIFT_STRUCT (s1), THRIFT_STRUCT (s2), NULL, NULL);
+  assert (s2->__isset_im_default = TRUE);
+  assert (s2->__isset_im_optional == FALSE);
+  assert (s2->im_optional == 0);
+
+  s1->__isset_im_optional = TRUE;
+  write_to_read (THRIFT_STRUCT (s1), THRIFT_STRUCT (s3), NULL, NULL);
+  assert (s3->__isset_im_default == TRUE);
+  assert (s3->__isset_im_optional == TRUE);
+  assert (s3->im_optional == 10);
+
+  g_object_unref (s1);
+  g_object_unref (s2);
+}
+
+/**
+ * Writing between optional and default
+ */
+static void
+test_tricky1 (void)
+{
+  TTestTricky1 *t1 = NULL;
+  TTestTricky2 *t2 = NULL;
+
+  t1 = g_object_new (T_TEST_TYPE_TRICKY1, NULL);
+  t2 = g_object_new (T_TEST_TYPE_TRICKY2, NULL);
+
+  t2->im_optional = 10;
+  write_to_read (THRIFT_STRUCT (t2), THRIFT_STRUCT (t1), NULL, NULL);
+  write_to_read (THRIFT_STRUCT (t1), THRIFT_STRUCT (t2), NULL, NULL);
+
+  assert (t1->__isset_im_default == FALSE);
+  assert (t2->__isset_im_optional == TRUE);
+  assert (t1->im_default == t2->im_optional);
+  assert (t1->im_default == 0);
+
+  g_object_unref (t1);
+  g_object_unref (t2);
+}
+
+/**
+ * Writing between default and required.
+ */
+static void
+test_tricky2 (void)
+{
+  TTestTricky1 *t1 = NULL;
+  TTestTricky3 *t3 = NULL;
+
+  t1 = g_object_new (T_TEST_TYPE_TRICKY1, NULL);
+  t3 = g_object_new (T_TEST_TYPE_TRICKY3, NULL);
+
+  write_to_read (THRIFT_STRUCT (t1), THRIFT_STRUCT (t3), NULL, NULL);
+  write_to_read (THRIFT_STRUCT (t3), THRIFT_STRUCT (t1), NULL, NULL);
+
+  assert (t1->__isset_im_default == TRUE);
+
+  g_object_unref (t1);
+  g_object_unref (t3);
+}
+
+/**
+ * Writing between optional and required.
+ */
+static void
+test_tricky3 (void)
+{
+  TTestTricky2 *t2 = NULL;
+  TTestTricky3 *t3 = NULL;
+
+  t2 = g_object_new (T_TEST_TYPE_TRICKY2, NULL);
+  t3 = g_object_new (T_TEST_TYPE_TRICKY3, NULL);
+
+  t2->__isset_im_optional = TRUE;
+
+  write_to_read (THRIFT_STRUCT (t2), THRIFT_STRUCT (t3), NULL, NULL);
+  write_to_read (THRIFT_STRUCT (t3), THRIFT_STRUCT (t2), NULL, NULL);
+
+  g_object_unref (t2);
+  g_object_unref (t3);
+}
+
+/**
+ * Catch an optional not set exception.  To quote the
+ * C++ test, "Mu-hu-ha-ha-ha!"
+ */
+static void
+test_tricky4 (void)
+{
+  TTestTricky2 *t2 = NULL;
+  TTestTricky3 *t3 = NULL;
+  GError *read_error = NULL;
+
+  t2 = g_object_new (T_TEST_TYPE_TRICKY2, NULL);
+  t3 = g_object_new (T_TEST_TYPE_TRICKY3, NULL);
+
+  // throws protocol exception
+  write_to_read (THRIFT_STRUCT (t2), THRIFT_STRUCT (t3), NULL, &read_error);
+  assert (read_error != NULL);
+  g_error_free (read_error);
+
+  write_to_read (THRIFT_STRUCT (t3), THRIFT_STRUCT (t2), NULL, NULL);
+
+  assert (t2->__isset_im_optional);
+
+  g_object_unref (t2);
+  g_object_unref (t3);
+}
+
+int
+main(void)
+{
+  g_type_init ();
+  test_old_school1 ();
+  test_simple ();
+  test_tricky1 ();
+  test_tricky2 ();
+  test_tricky3 ();
+  test_tricky4 ();
+  return 0;
+}
+
+