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-rw-r--r--test/Makefile.am6
-rw-r--r--test/rgb.c91
-rw-r--r--test/rgb.txt8
3 files changed, 104 insertions, 1 deletions
diff --git a/test/Makefile.am b/test/Makefile.am
index 32a4b43..70f5c9e 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -23,7 +23,7 @@
if ENABLE_UNIT_TESTS
if HAVE_GLIB
-check_PROGRAMS = XpmCreate XpmMisc XpmRead XpmWrite
+check_PROGRAMS = XpmCreate XpmMisc XpmRead XpmWrite rgb
TESTS=$(check_PROGRAMS)
@@ -40,6 +40,9 @@ XpmMisc_SOURCES = XpmMisc.c
XpmRead_SOURCES = XpmRead.c TestAllFiles.h
XpmWrite_SOURCES = XpmWrite.c CompareXpmImage.h TestAllFiles.h
+rgb_SOURCES = rgb.c
+rgb_CPPFLAGS = -I$(top_srcdir)/include/X11
+
LOG_DRIVER = env AM_TAP_AWK='$(AWK)' $(SHELL) \
$(top_srcdir)/tap-driver.sh
LOG_COMPILER = $(srcdir)/tap-test
@@ -96,4 +99,5 @@ EXTRA_DIST = \
pixmaps/invalid/zero-width.xpm \
pixmaps/invalid/zero-width-v1.xpm \
pixmaps/no-mem/oversize.xpm \
+ rgb.txt \
tap-test
diff --git a/test/rgb.c b/test/rgb.c
new file mode 100644
index 0000000..a5ad583
--- /dev/null
+++ b/test/rgb.c
@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2023, Oracle and/or its affiliates.
+ *
+ * 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.
+ */
+
+#include "config.h"
+
+#include "../src/XpmI.h"
+#include <glib.h>
+
+/*
+ * xpmReadRgbNames - reads a rgb text file
+ */
+
+struct rgbData {
+ int r, g, b;
+ const char *name;
+};
+
+/* Changes here must match those in rgb.txt file */
+static const struct rgbData testdata[] = {
+ { 255, 255, 255, "white" },
+ { 0, 0, 0, "black" },
+ { 255, 0, 0, "red" },
+ { 0, 255, 0, "green" },
+ { 0, 0, 255, "blue" },
+ { 0, 50, 98, "berkeleyblue" }, /* names get lowercased */
+ { 253, 181, 21, "californiagold" }
+};
+#define NUM_RGB (sizeof(testdata) / sizeof(testdata[0]))
+
+static void
+test_xpmReadRgbNames(void)
+{
+ const gchar *filename;
+ xpmRgbName rgbn[MAX_RGBNAMES];
+ int rgbn_max;
+
+ /* Verify NULL is returned if file can't be read */
+ rgbn_max = xpmReadRgbNames("non-existent-file.txt", rgbn);
+ g_assert_cmpint(rgbn_max, ==, 0);
+
+ /* Verify our test file is read properly & contains expected data */
+ filename = g_test_get_filename(G_TEST_DIST, "rgb.txt", NULL);
+ rgbn_max = xpmReadRgbNames(filename, rgbn);
+ g_assert_cmpint(rgbn_max, ==, NUM_RGB);
+
+ for (unsigned int i = 0; i < NUM_RGB; i++) {
+ int r = testdata[i].r * 257;
+ int g = testdata[i].g * 257;
+ int b = testdata[i].b * 257;
+ char *name = xpmGetRgbName(rgbn, rgbn_max, r, g, b);
+
+ g_assert_cmpstr(name, ==, testdata[i].name);
+ }
+
+ g_assert_null(xpmGetRgbName(rgbn, rgbn_max, 11, 11, 11));
+
+ xpmFreeRgbNames(rgbn, rgbn_max);
+}
+
+
+int
+main(int argc, char** argv)
+{
+ g_test_init(&argc, &argv, NULL);
+ g_test_bug_base(PACKAGE_BUGREPORT);
+
+ g_test_add_func("/rgb/xpmReadRgbNames",
+ test_xpmReadRgbNames);
+
+ return g_test_run();
+}
diff --git a/test/rgb.txt b/test/rgb.txt
new file mode 100644
index 0000000..0fbf580
--- /dev/null
+++ b/test/rgb.txt
@@ -0,0 +1,8 @@
+# Test data for rgb.c - changes here likely require changes to that code
+255 255 255 white
+ 0 0 0 black
+255 0 0 red
+ 0 255 0 green
+ 0 0 255 blue
+ 0 50 98 BerkeleyBlue
+253 181 21 CaliforniaGold