Testing harness for keysym functions

A test program and script have been added for checking the XkbCommon
keysym functions. This has already highlighted an error in handling of
keysyms from XF86keysym.h.

Makefile.am

@@ -1,4 +1,4 @@
-SUBDIRS = include src
+SUBDIRS = include src test
 
 EXTRA_DIST = ChangeLog
 

configure.ac

@@ -77,4 +77,5 @@ AC_OUTPUT([
 Makefile
 include/Makefile
 src/Makefile
+test/Makefile
 ])

test/.gitignore

@@ -0,0 +1 @@
+xkey

test/Makefile.am

@@ -0,0 +1,9 @@
+INCLUDES = -I$(top_srcdir)/include
+AM_CFLAGS = $(X11_CFLAGS)
+
+check_PROGRAMS = xkey
+xkey_SOURCES = xkey.c
+xkey_LDADD = $(top_builddir)/src/libxkbcommon.la
+
+TESTS = xkey.sh
+TESTS_ENVIRONMENT = $(SHELL)

test/xkey.c

@@ -0,0 +1,48 @@
+#include <X11/XkbCommon.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+static void print_keysym(const char *s)
+{
+    KeySym ks = XkbcStringToKeysym(s);
+    if (ks == NoSymbol)
+        printf("NoSymbol\n");
+    else
+        printf("0x%lx\n", ks);
+}
+
+static void print_string(KeySym ks)
+{
+    char *s = XkbcKeysymToString(ks);
+    printf("%s\n", s ? s : "NULL");
+}
+
+int main(int argc, char *argv[])
+{
+    int mode;
+    KeySym sym;
+
+    if (argc < 3) {
+        fprintf(stderr, "error: not enough arguments\n");
+        exit(EXIT_FAILURE);
+    }
+
+    if (strcmp(argv[1], "-k") == 0) {
+        mode = 0;
+        sym = strtoul(argv[2], NULL, 16);
+    }
+    else if (strcmp(argv[1], "-s") == 0)
+        mode = 1;
+    else {
+        fprintf(stderr, "error: unrecognized argument \"%s\"\n", argv[1]);
+        exit(EXIT_FAILURE);
+    }
+
+    if (mode == 0)
+        print_string(sym);
+    else
+        print_keysym(argv[2]);
+
+    return 0;
+}

test/xkey.sh

@@ -0,0 +1,30 @@
+#!/bin/sh
+
+srcdir=${srcdir-.}
+builddir=${builddir-.}
+
+check_error()
+{
+    if [ "$2" != "$3" ]; then
+        echo "error checking $1" >&2
+        echo "  expected: $2" >&2
+        echo "  received: $3" >&2
+        return 1
+    fi
+}
+
+val=`${builddir}/xkey -s Undo` && \
+    check_error Undo 0xff65 $val || \
+    exit $?
+
+val=`${builddir}/xkey -k 0x1008ff56` && \
+    check_error 0x1008FF56 XF86Close $val || \
+    exit $?
+
+val=`${builddir}/xkey -s ThisKeyShouldNotExist` && \
+    check_error ThisKeyShouldNotExist NoSymbol $val || \
+    exit $?
+
+val=`${builddir}/xkey -k 0x0` && \
+    check_error 0x0 NULL $val || \
+    exit $?