Add libXi/XIGetSelectedEvents test

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>

2 files changed, 108 insertions, 0 deletions

diff --git a/tests/libXi/Makefile.am b/tests/libXi/Makefile.am
index 2ae554c..e7d55ef 100644
--- a/tests/libXi/Makefile.am
+++ b/tests/libXi/Makefile.am
@@ -28,6 +28,7 @@ noinst_PROGRAMS += XGetDeviceMotionEvents
 noinst_PROGRAMS += XGetFeedbackControl
 noinst_PROGRAMS += XQueryDeviceState
 noinst_PROGRAMS += XIGetProperty
+noinst_PROGRAMS += XIGetSelectedEvents
 noinst_PROGRAMS += XIPassiveGrabDevice
 
 noinst_HEADERS = xhiv-Xi.h
diff --git a/tests/libXi/XIGetSelectedEvents.c b/tests/libXi/XIGetSelectedEvents.c
new file mode 100644
index 0000000..20ebc6b
--- /dev/null
+++ b/tests/libXi/XIGetSelectedEvents.c
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#define MY_XI_MAJOR_VERSION 2
+#define MY_XI_MINOR_VERSION 0
+
+#include "xhiv.h"
+#include <X11/Xlib.h>
+#include <X11/Xatom.h>
+#include <X11/extensions/XInput2.h>
+#include <X11/extensions/XI2proto.h>
+#include "xhiv-Xi.h"
+#include <assert.h>
+#include <stdio.h>
+#include <limits.h>
+
+#define NUM_MASKS ((USHRT_MAX >> 2) + 4)
+#define MASK_LEN USHRT_MAX
+
+typedef struct {
+    xXIEventMask header;
+    uint32_t mask[MASK_LEN];
+} myXIEventMask;
+
+static const myXIEventMask mask_rep = {
+    .header.deviceid = 0,
+    .header.mask_len = MASK_LEN
+};
+
+static void
+testOverflowFields(void)
+{
+    const xXIGetSelectedEventsReply rep1 = {
+        .repType = X_Reply,
+        .RepType = X_XIGetSelectedEvents,
+        .length  = (NUM_MASKS * (sizeof(myXIEventMask) >> 2)),
+        .num_masks = NUM_MASKS
+    };
+    xhiv_response mask_response = {
+        .length = (NUM_MASKS * (sizeof(myXIEventMask) >> 2)),
+        .repeat = NUM_MASKS - 1,
+        .response_data = &mask_rep,
+        .response_datalen = sizeof(mask_rep),
+        .flags = XHIV_NO_SET_SEQUENCE
+    };
+    xhiv_response response1 = {
+        .next = &xi2_vers_response,
+        .chain = &mask_response,
+        .reqType = MY_XI_EXT_CODE,
+        .reqMinor = X_XIGetSelectedEvents,
+        .sequence = XHIV_SEQ_IGNORE,
+        .length = sizeof(rep1) >> 2,
+        .response_data = &rep1,
+        .response_datalen = sizeof(rep1)
+    };
+    Display *dpy = XhivOpenDisplay(&response1);
+    int major = MY_XI_MAJOR_VERSION;
+    int minor = MY_XI_MINOR_VERSION;
+    int status;
+    Window w = DefaultRootWindow(dpy);
+    int num_masks_return;
+    XIEventMask *masks;
+    
+    status = XIQueryVersion(dpy, &major, &minor);
+    assert(status == Success);
+
+    printf("XIGetSelectedEvents: overflow number of items test\n");
+    masks = XIGetSelectedEvents(dpy, w, &num_masks_return);
+    XFree(masks);
+    assert(masks == NULL);
+
+    /* Currently hits XIOError that prevents distcheck: */
+#ifdef DEBUG
+       XhivCloseDisplay(dpy);
+#endif
+}
+
+int
+main(int argc, char **argv)
+{
+    testOverflowFields();
+    printf("XIGetSelectedEvents: all tests passed\n");
+    return 0;
+}