Add libXext/XcupStoreColors test (partially working)

Successfully gets error return from new code, but tends to get
IOErrors, not overflow, from old code.

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

2 files changed, 114 insertions, 0 deletions

diff --git a/tests/libXext/Makefile.am b/tests/libXext/Makefile.am
index 9ee453d..9799bc0 100644
--- a/tests/libXext/Makefile.am
+++ b/tests/libXext/Makefile.am
@@ -22,6 +22,7 @@
 #
 
 noinst_PROGRAMS  = XcupGetReservedColormapEntries
+noinst_PROGRAMS += XcupStoreColors
 
 AM_CPPFLAGS = -I$(top_builddir) -I$(top_srcdir)/include
 AM_CFLAGS = $(CWARNFLAGS) $(LIBXEXT_CFLAGS)
diff --git a/tests/libXext/XcupStoreColors.c b/tests/libXext/XcupStoreColors.c
new file mode 100644
index 0000000..b5d2ec7
--- /dev/null
+++ b/tests/libXext/XcupStoreColors.c
@@ -0,0 +1,113 @@
+/*
+ * 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
+
+#include "xhiv.h"
+#include <X11/Xlib.h>
+#include <X11/Xproto.h>
+#include <X11/extensions/Xcup.h>
+#include <X11/extensions/cupproto.h>
+#include <assert.h>
+#include <stdio.h>
+#include <limits.h>
+
+#define MY_CUP_EXT_CODE 202
+
+static void
+testOverflowFields(void)
+{
+    /* Report that CUP is present */
+    const xQueryExtensionReply cupqext_reply = {
+        .type = X_Reply,
+        .length = 0,
+        .present = xTrue,
+        .major_opcode = MY_CUP_EXT_CODE,
+        .first_event = 100,
+        .first_error = 150
+    };
+    xhiv_response cupqext_response = {
+        .next = NULL,
+        .reqType = X_QueryExtension,
+        .reqMinor = XHIV_REQ_IGNORE,
+        .sequence = XHIV_SEQ_MATCHDATA,
+        .match_data = XCUPNAME,
+        .length = (SIZEOF(xQueryExtensionReply) >> 2),
+        .response_data = &cupqext_reply,
+        .response_datalen = sizeof(cupqext_reply)
+    };
+
+    const xXcupQueryVersionReply cupvers_reply = {
+        .type = X_Reply,
+        .length = 0,
+        .server_major_version = XCUP_MAJOR_VERSION,
+        .server_minor_version = XCUP_MINOR_VERSION
+    };
+    xhiv_response cupvers_response = {
+        .next     = &cupqext_response,
+        .reqType  = MY_CUP_EXT_CODE,
+        .reqMinor = X_XcupQueryVersion,
+        .sequence = XHIV_SEQ_IGNORE,
+        .length   = (SIZEOF(xQueryExtensionReply) >> 2),
+        .response_data = &cupvers_reply,
+        .response_datalen = sizeof(cupvers_reply)
+    };
+ 
+    const xXcupStoreColorsReply rep1 = {
+        .type    = X_Reply,
+        .pad1    = X_XcupStoreColors,
+        /* XXX: need to find right number to trigger bug but not XIOError */
+        .length  = (INT_MAX / 12),
+    };
+    xhiv_response response1 = {
+        .next     = &cupvers_response,
+        .reqType  = MY_CUP_EXT_CODE,
+        .reqMinor = X_XcupStoreColors,
+        .sequence = XHIV_SEQ_IGNORE,
+        .length   = (sizeof(rep1) >> 2) + rep1.length,
+        .response_data = &rep1,
+        .response_datalen = sizeof(rep1)
+    };
+    Display *dpy = XhivOpenDisplay(&response1);
+    XColor colors_in_out[257];
+    int ncolors = 257, status;
+    int major = XCUP_MAJOR_VERSION, minor = XCUP_MINOR_VERSION;
+   
+    status = XcupQueryVersion(dpy, &major, &minor);
+    assert(status == True);
+
+    printf("XcupStoreColors: overflow number of entries test\n");
+    status = XcupStoreColors(dpy, 0xdeadbeef, colors_in_out, ncolors);
+    assert(status == False);
+
+    XhivCloseDisplay(dpy);
+}
+
+int
+main(int argc, char **argv)
+{
+    testOverflowFields();
+    printf("XcupStoreColors: all tests passed\n");
+    return 0;
+}