rewrite testing code to be a bit more durable and clean.

2025-12-17 07:55:45 +01:00 · 2025-09-17 16:52:18 +02:00
parent e623a352d2
commit 47d34b3f7d
8 changed files with 218 additions and 304 deletions
--- a/test/test_conf.c
+++ b/test/test_conf.c
@@ -0,0 +1,130 @@
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
+#include "test_conf.h"
+
+#include <math.h>
+#include <string.h>
+
+#include "../src/util/conf.h"
+#include "test.h"
+
+void test_conf_procbuf(const char *restrict buf, const char *restrict expect_key, const char *restrict expect_val, int expect_return) {
+	size_t len = strlen(buf) + 1;
+	char k[len], v[len];
+	*k = '\0', *v = '\0';
+	assert_true(conf_procbuf(buf, k, v, len) == expect_return) &&
+		assert_true(!strcmp(k, expect_key)) &&
+		assert_true(!strcmp(v, expect_val));
+}
+
+void test_conf_matchopt(struct conf_entry *opts, size_t optc, const char *restrict key, int expect_index) {
+	size_t idx = opts - conf_matchopt(opts, optc, key);
+	idx = (ssize_t)idx < 0 ? -(ssize_t)idx : idx;
+	int i = idx < optc ? idx : -1;
+	assert_true(i == expect_index);
+}
+
+void test_conf_procval_int(const char *val, u64 expect_value, int type) {
+	u8 out[sizeof(u64)] = {0};
+	assert_true(!conf_procval(&(struct conf_entry){NULL, out, type}, val));
+	assert_true(memcmp(out, &expect_value, sizeof(u64)) == 0);
+}
+
+void test_conf_procval_f32(const char *val, f32 expect_value) {
+	u8 out[4];
+	f32 result;
+	conf_procval(&(struct conf_entry){NULL, out, CONF_F32}, val);
+	memcpy(&result, out, 4);
+	assert_true(fabsf(expect_value - result) < 1e-9f);
+}
+
+void test_procval_str(void) {
+	char *out = NULL;
+	assert_true(!conf_procval(&(struct conf_entry){NULL, (void *)&out, CONF_STR}, "here comes the sowon")) &&
+		assert_false(strcmp("here comes the sowon", out));
+	free(out);
+}
+
+void test_procval_str_predef(void) {
+	char *out = strdup("owo");
+	assert_true(!conf_procval(&(struct conf_entry){NULL, (void *)&out, CONF_STR}, "i leak if I don't free")) &&
+		assert_true(!strcmp("i leak if I don't free", out));
+	free(out);
+}
+
+void test_procval_fstr(void) {
+	char buf[16];
+	struct conf_fstr str = {sizeof(buf), buf};
+	assert_true(!conf_procval(&(struct conf_entry){NULL, &str, CONF_FSTR}, "hewwoo wowld")) &&
+		assert_true(!strcmp(str.out, "hewwoo wowld"));
+}
+
+void test_procval_fstr_trunc(void) {
+	char buf[8];
+	struct conf_fstr str = {sizeof(buf), buf};
+	assert_true(!conf_procval(&(struct conf_entry){NULL, &str, CONF_FSTR}, "hewwooo wowld")) &&
+		assert_true(!strcmp(str.out, "hewwooo"));
+}
+
+void test_procval_eparse(void) {
+	i32 out;
+	assert_true(conf_procval(&(struct conf_entry){NULL, &out, CONF_I32}, "owo") == CONF_EPARSE);
+}
+
+void test_conf_getpat(void) {
+	char *path;
+#if defined(__linux__)
+	/* test without setting environment variables. */
+	unsetenv("XDG_CONFIG_HOME");
+	unsetenv("HOME");
+	path = conf_getpat("/mypath");
+	assert_true(path == NULL);
+	free(path);
+
+	/* test with setting HOME. */
+	setenv("HOME", "/home/test", 1);
+	path = conf_getpat("/mypath");
+	assert_true(path != NULL && strcmp(path, "/home/test/.config/mypath") == 0);
+	free(path);
+	conf_getpat("/mypath");
+
+	/* test with setting XDG_CONFIG_HOME. */
+	setenv("XDG_CONFIG_HOME", "/etc/xdg", 1);
+	path = conf_getpat("/mypath");
+	assert_true(path != NULL && strcmp(path, "/etc/xdg/mypath") == 0);
+	free(path);
+#elif defined(__APPLE__)
+	/* test without setting environment variables. */
+	unsetenv("HOME");
+	path = conf_getpat("/mypath");
+	assert_true(path == NULL);
+	free(path);
+
+	/* test with setting HOME. */
+	setenv("HOME", "/home/test", 1);
+	path = conf_getpat("/mypath");
+	assert_true(path != NULL && strcmp(path, "/home/test/Library/Application Support/mypath") == 0);
+	free(path);
+#elif defined(_WIN32) || defined(_WIN64) || defined(__CYGWIN__)
+	/* test without setting environment variables. */
+	_putenv("APPDATA=");
+	_putenv("USERPROFILE=");
+	path = conf_getpat("\\mypath");
+	assert_true(path == NULL);
+	free(path);
+
+	/* test with setting USERPROFILE */
+	_putenv("USERPROFILE=C:\\Users\\test");
+	path = conf_getpat("\\mypath");
+	assert_true(path != NULL && strcmp(path, "C:\\Users\\test\\mypath") == 0);
+	free(path);
+
+	/* test with setting APPDATA */
+	_putenv("APPDATA=C:\\Users\\test\\AppData\\Roaming");
+	path = conf_getpat("\\mypath");
+	assert_true(path != NULL && strcmp(path, "C:\\Users\\test\\AppData\\Roaming\\mypath") == 0);
+	free(path);
+#else
+	assert_fail("unsupported operating system; no tests have been written.");
+#endif
+}