Test the testable aspects of libenv_get_complete_list and print the variable list for human verification

Signed-off-by: Mattias Andrée <m@maandree.se>

1 files changed, 84 insertions, 0 deletions

diff --git a/test-variables.c b/test-variables.c
new file mode 100644
index 0000000..3d5b7c5
--- /dev/null
+++ b/test-variables.c
@@ -0,0 +1,84 @@
+/* See LICENSE file for copyright and license details. */
+#include "libenv.h"
+#include <assert.h> /* TODO improve output */
+#include <stdio.h>
+
+
+#define ELEMSOF(A) (sizeof(A) / sizeof(*(A)))
+
+
+static const char *class_names[] = {
+	"LIBENV_END",
+	"display",
+	"display-config",
+	"desktop",
+	"terminal-caps",
+	"local-terminal",
+	"locale",
+	"timezone",
+	"session",
+	"theme-config",
+	"theme-plugin",
+	"internet",
+	"audio",
+	"user",
+	"applications",
+	"preferences",
+	"system-paths",
+	"user-paths",
+	"pwd",
+	"exec",
+	"path",
+	"remote-unsafe",
+	"remote-safe",
+	"login-unsafe",
+	"login-safe",
+	"su-unsafe",
+	"su-safe"
+};
+
+
+int
+main(void)
+{
+	const struct libenv_variable *vars;
+	size_t nclasswords1 = 0, nclasswords2 = 1, nclasswords;
+	size_t count1 = 0, count2 = 1, count;
+	size_t i, j;
+
+	assert(vars = libenv_get_complete_list(NULL, NULL));
+	assert(vars == libenv_get_complete_list(&nclasswords1, NULL));
+	assert(vars == libenv_get_complete_list(NULL, &count1));
+	assert(vars == libenv_get_complete_list(&nclasswords2, &count2));
+	assert(vars == libenv_get_complete_list(&nclasswords, &count));
+
+	assert(nclasswords1 == nclasswords2);
+	assert(nclasswords1 == nclasswords);
+	assert(count1 == count2);
+	assert(count1 == count);
+
+	assert(!vars[count].name);
+	assert(!vars[count].classes);
+
+	assert(nclasswords == (ELEMSOF(class_names) + 63) / 64);
+
+	for (i = 0; i < count; i++) {
+		const char *prefix = " ";
+
+		assert(vars[i].name);
+		assert(*vars[i].name);
+		assert(vars[i].classes);
+		assert(!(vars[i].classes[0] & 1)); /* LIBENV_END */
+
+		printf("%s:", vars[i].name);
+		for (j = 0; j < ELEMSOF(class_names); j++) {
+			if ((vars[i].classes[j / 64] >> (j % 64)) & 1) {
+				printf("%s%s", prefix, class_names[j]);
+				prefix = ", ";
+			}
+		}
+		printf("\n");
+	}
+
+	return 0;
+}