[gobject-introspection] Add a bunch of new tests for nullable args in Everything module

[Zach Goldberg <zgoldberg src gnome org>]

commit 7b6656e2f39d88671758dbf0775688fc53660936
Author: Zach Goldberg <zach zachgoldberg com>
Date:   Sat Apr 17 13:37:54 2010 -0400

    Add a bunch of new tests for nullable args in Everything module
    
    https://bugzilla.gnome.org/show_bug.cgi?id=616039

 gir/Everything-1.0-expected.gir |  115 +++++++++++++++++++++++++++++++++++++++
 gir/everything.c                |   85 +++++++++++++++++++++++++++++
 gir/everything.h                |    9 +++
 3 files changed, 209 insertions(+), 0 deletions(-)
---
diff --git a/gir/Everything-1.0-expected.gir b/gir/Everything-1.0-expected.gir
index 6503f05..bd7eba1 100644
--- a/gir/Everything-1.0-expected.gir
+++ b/gir/Everything-1.0-expected.gir
@@ -726,6 +726,44 @@ case.">
         </parameter>
       </parameters>
     </function>
+    <function name="test_array_int_null_in"
+              c:identifier="test_array_int_null_in">
+      <return-value transfer-ownership="none">
+        <type name="none" c:type="void"/>
+      </return-value>
+      <parameters>
+        <parameter name="arr" transfer-ownership="none" allow-none="1">
+          <array c:type="int*">
+            <type name="int"/>
+          </array>
+        </parameter>
+        <parameter name="len" transfer-ownership="none">
+          <type name="int" c:type="int"/>
+        </parameter>
+      </parameters>
+    </function>
+    <function name="test_array_int_null_out"
+              c:identifier="test_array_int_null_out">
+      <return-value transfer-ownership="none">
+        <type name="none" c:type="void"/>
+      </return-value>
+      <parameters>
+        <parameter name="arr"
+                   direction="out"
+                   transfer-ownership="full"
+                   allow-none="1">
+          <array c:type="int**">
+            <type name="int"/>
+          </array>
+        </parameter>
+        <parameter name="len"
+                   direction="out"
+                   transfer-ownership="full"
+                   doc=": length">
+          <type name="int" c:type="int*"/>
+        </parameter>
+      </parameters>
+    </function>
     <function name="test_array_int_out" c:identifier="test_array_int_out">
       <return-value transfer-ownership="none">
         <type name="none" c:type="void"/>
@@ -1136,6 +1174,16 @@ call and can be released on return.">
         </parameter>
       </parameters>
     </function>
+    <function name="test_ghash_null_out" c:identifier="test_ghash_null_out">
+      <return-value transfer-ownership="none">
+        <type name="none" c:type="void"/>
+      </return-value>
+      <parameters>
+        <parameter name="out" transfer-ownership="none">
+          <type name="GLib.HashTable" c:type="GHashTable**"/>
+        </parameter>
+      </parameters>
+    </function>
     <function name="test_ghash_null_return"
               c:identifier="test_ghash_null_return">
       <return-value transfer-ownership="none">
@@ -1241,6 +1289,28 @@ call and can be released on return.">
         </type>
       </return-value>
     </function>
+    <function name="test_glist_null_in" c:identifier="test_glist_null_in">
+      <return-value transfer-ownership="none">
+        <type name="none" c:type="void"/>
+      </return-value>
+      <parameters>
+        <parameter name="in" transfer-ownership="none" allow-none="1">
+          <type name="GLib.SList" c:type="GSList*">
+            <type name="utf8"/>
+          </type>
+        </parameter>
+      </parameters>
+    </function>
+    <function name="test_glist_null_out" c:identifier="test_glist_null_out">
+      <return-value transfer-ownership="none">
+        <type name="none" c:type="void"/>
+      </return-value>
+      <parameters>
+        <parameter name="list_out" transfer-ownership="none">
+          <type name="GLib.SList" c:type="GSList**"/>
+        </parameter>
+      </parameters>
+    </function>
     <function name="test_gslist_container_in"
               c:identifier="test_gslist_container_in">
       <return-value transfer-ownership="none">
@@ -1337,6 +1407,28 @@ call and can be released on return.">
         </type>
       </return-value>
     </function>
+    <function name="test_gslist_null_in" c:identifier="test_gslist_null_in">
+      <return-value transfer-ownership="none">
+        <type name="none" c:type="void"/>
+      </return-value>
+      <parameters>
+        <parameter name="in" transfer-ownership="none" allow-none="1">
+          <type name="GLib.SList" c:type="GSList*">
+            <type name="utf8"/>
+          </type>
+        </parameter>
+      </parameters>
+    </function>
+    <function name="test_gslist_null_out" c:identifier="test_gslist_null_out">
+      <return-value transfer-ownership="none">
+        <type name="none" c:type="void"/>
+      </return-value>
+      <parameters>
+        <parameter name="out_list" transfer-ownership="none">
+          <type name="GLib.SList" c:type="GSList**"/>
+        </parameter>
+      </parameters>
+    </function>
     <function name="test_gtype" c:identifier="test_gtype">
       <return-value transfer-ownership="none">
         <type name="GType" c:type="GType"/>
@@ -1775,6 +1867,29 @@ call and can be released on return.">
         <type name="utf8" c:type="char*"/>
       </return-value>
     </function>
+    <function name="test_utf8_null_in" c:identifier="test_utf8_null_in">
+      <return-value transfer-ownership="none">
+        <type name="none" c:type="void"/>
+      </return-value>
+      <parameters>
+        <parameter name="in" transfer-ownership="full" allow-none="1">
+          <type name="utf8" c:type="char*"/>
+        </parameter>
+      </parameters>
+    </function>
+    <function name="test_utf8_null_out" c:identifier="test_utf8_null_out">
+      <return-value transfer-ownership="none">
+        <type name="none" c:type="void"/>
+      </return-value>
+      <parameters>
+        <parameter name="char_out"
+                   direction="out"
+                   transfer-ownership="full"
+                   allow-none="1">
+          <type name="utf8" c:type="char**"/>
+        </parameter>
+      </parameters>
+    </function>
     <function name="test_utf8_out" c:identifier="test_utf8_out">
       <return-value transfer-ownership="none">
         <type name="none" c:type="void"/>
diff --git a/gir/everything.c b/gir/everything.c
index 006798a..5e4aaaa 100644
--- a/gir/everything.c
+++ b/gir/everything.c
@@ -416,6 +416,24 @@ test_utf8_out_nonconst_return (char **out)
   return g_strdup ("first");
 }
 
+/**
+ * test_utf8_null_in:
+ * @in: (allow-none):
+ */
+void test_utf8_null_in (char *in)
+{
+  g_assert (in == NULL);
+}
+
+/**
+ * test_utf8_null_out:
+ * @char_out: (allow-none) (out):
+ */
+void test_utf8_null_out (char **char_out)
+{
+  *char_out = NULL;
+}
+
 
 /* non-basic-types */
 
@@ -733,6 +751,27 @@ test_array_int_none_out(int *len) {
   return result;
 }
 
+/**
+ * test_array_int_null_in:
+ * @arr: (array length=1) (allow-none):
+ * @len: length
+ */
+void test_array_int_null_in (int *arr, int len)
+{
+  g_assert (arr == NULL);
+}
+
+/**
+ * test_array_int_null_out:
+ * @arr: (out) (array length=1) (allow-none):
+ * @len: (out) : length
+ */
+void test_array_int_null_out (int **arr, int *len)
+{
+  *arr = NULL;
+  *len = 0;
+}
+
 /* interface */
 
 /************************************************************************/
@@ -857,6 +896,25 @@ void test_glist_everything_in (GList *in)
   test_glist_free (in);
 }
 
+/**
+ * test_glist_null_in:
+ * @in: (element-type utf8) (allow-none):
+ */
+void test_glist_null_in (GSList *in)
+{
+  g_assert (in == NULL);
+}
+
+/**
+ * test_glist_null_out:
+ * @out_list: (out) (element-type utf8) (allow-none):
+ */
+void test_glist_null_out (GSList **out_list)
+{
+  *out_list = NULL;
+}
+
+
 /************************************************************************/
 /* GSList */
 
@@ -979,6 +1037,24 @@ void test_gslist_everything_in (GSList *in)
   test_gslist_free (in);
 }
 
+/**
+ * test_gslist_null_in:
+ * @in: (element-type utf8) (allow-none):
+ */
+void test_gslist_null_in (GSList *in)
+{
+  g_assert (in == NULL);
+}
+
+/**
+ * test_gslist_null_out:
+ * @out_list: (out) (element-type utf8) (allow-none):
+ */
+void test_gslist_null_out (GSList **out_list)
+{
+  *out_list = NULL;
+}
+
 /************************************************************************/
 /* GHash */
 
@@ -1102,6 +1178,15 @@ void test_ghash_null_in (const GHashTable *in)
 }
 
 /**
+ * test_ghash_null_out:
+ * @out: (element-type utf8 utf8) (allow-none) (out):
+ */
+void test_ghash_null_out (const GHashTable **out)
+{
+  *out = NULL;
+}
+
+/**
  * test_ghash_nothing_in:
  * @in: (element-type utf8 utf8):
  */
diff --git a/gir/everything.h b/gir/everything.h
index 5521c4a..c20d88e 100644
--- a/gir/everything.h
+++ b/gir/everything.h
@@ -40,6 +40,8 @@ void test_utf8_const_in (const char *in);
 void test_utf8_out (char **out);
 void test_utf8_inout (char **inout);
 GSList *test_filename_return (void);
+void test_utf8_null_in (char *in);
+void test_utf8_null_out (char **char_out);
 
 /* in arguments after out arguments */
 void test_int_out_utf8 (int *length, const char *in);
@@ -74,6 +76,8 @@ gboolean test_strv_in_container (char **arr);
 
 int *test_array_int_full_out(int *len);
 int *test_array_int_none_out(int *len);
+void test_array_int_null_in (int *arr, int len);
+void test_array_int_null_out (int **arr, int *len);
 
 /* interface */
 /* GList */
@@ -85,6 +89,8 @@ void test_glist_nothing_in (const GList *in);
 void test_glist_nothing_in2 (GList *in);
 void test_glist_container_in (GList *in);
 void test_glist_everything_in (GList *in);
+void test_glist_null_in(GSList *in);
+void test_glist_null_out(GSList **out_list);
 void test_glist_free (GList *in);
 
 /* GSList */
@@ -96,6 +102,8 @@ void test_gslist_nothing_in (const GSList *in);
 void test_gslist_nothing_in2 (GSList *in);
 void test_gslist_container_in (GSList *in);
 void test_gslist_everything_in (GSList *in);
+void test_gslist_null_in(GSList *in);
+void test_gslist_null_out(GSList **out_list);
 void test_gslist_free (GSList *in);
 
 /* GHashTable */
@@ -105,6 +113,7 @@ GHashTable *test_ghash_nothing_return2 (void);
 GHashTable *test_ghash_container_return (void);
 GHashTable *test_ghash_everything_return (void);
 void test_ghash_null_in (const GHashTable *in);
+void test_ghash_null_out (const GHashTable **out);
 void test_ghash_nothing_in (const GHashTable *in);
 void test_ghash_nothing_in2 (GHashTable *in);
 void test_ghash_container_in (GHashTable *in);