Linux_SDK_V0.9.5

test/env/Kconfig

@@ -0,0 +1,9 @@
+config UT_ENV
+	bool "Enable env unit tests"
+	depends on UNIT_TEST
+	default y
+	help
+	  This enables the 'ut env' command which runs a series of unit
+	  tests on the env code.
+	  If all is well then all tests pass although there will be a few
+	  messages printed along the way.

test/env/Makefile

@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+# Copyright (c) 2015 National Instruments, Inc
+
+obj-y += cmd_ut_env.o
+obj-y += attr.o
+obj-y += hashtable.o

test/env/attr.c

@@ -0,0 +1,88 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * (C) Copyright 2015
+ * Joe Hershberger, National Instruments, joe.hershberger@ni.com
+ */
+
+#include <common.h>
+#include <command.h>
+#include <env_attr.h>
+#include <test/env.h>
+#include <test/ut.h>
+
+static int env_test_attrs_lookup(struct unit_test_state *uts)
+{
+	char attrs[32];
+
+	ut_assertok(env_attr_lookup("foo:bar", "foo", attrs));
+	ut_asserteq_str("bar", attrs);
+
+	ut_assertok(env_attr_lookup(",foo:bar", "foo", attrs));
+	ut_asserteq_str("bar", attrs);
+
+	ut_assertok(env_attr_lookup(",foo:bar,", "foo", attrs));
+	ut_asserteq_str("bar", attrs);
+
+	ut_assertok(env_attr_lookup(" foo:bar", "foo", attrs));
+	ut_asserteq_str("bar", attrs);
+
+	ut_assertok(env_attr_lookup("foo : bar", "foo", attrs));
+	ut_asserteq_str("bar", attrs);
+
+	ut_assertok(env_attr_lookup(" foo: bar ", "foo", attrs));
+	ut_asserteq_str("bar", attrs);
+
+	ut_assertok(env_attr_lookup("foo:bar ", "foo", attrs));
+	ut_asserteq_str("bar", attrs);
+
+	ut_assertok(env_attr_lookup(",foo:bar,goo:baz", "foo", attrs));
+	ut_asserteq_str("bar", attrs);
+
+	ut_asserteq(-ENOENT, env_attr_lookup(",,", "foo", attrs));
+
+	ut_asserteq(-ENOENT, env_attr_lookup("goo:baz", "foo", attrs));
+
+	ut_assertok(env_attr_lookup("foo:bar,foo:bat,foo:baz", "foo", attrs));
+	ut_asserteq_str("baz", attrs);
+
+	ut_assertok(env_attr_lookup(
+		" foo : bar , foo : bat , foot : baz ", "foo", attrs));
+	ut_asserteq_str("bat", attrs);
+
+	ut_assertok(env_attr_lookup(
+		" foo : bar , foo : bat , ufoo : baz ", "foo", attrs));
+	ut_asserteq_str("bat", attrs);
+
+	ut_asserteq(-EINVAL, env_attr_lookup(NULL, "foo", attrs));
+	ut_asserteq(-EINVAL, env_attr_lookup("foo:bar", "foo", NULL));
+
+	return 0;
+}
+ENV_TEST(env_test_attrs_lookup, 0);
+
+#ifdef CONFIG_REGEX
+static int env_test_attrs_lookup_regex(struct unit_test_state *uts)
+{
+	char attrs[32];
+
+	ut_assertok(env_attr_lookup("foo1?:bar", "foo", attrs));
+	ut_asserteq_str("bar", attrs);
+
+	ut_assertok(env_attr_lookup("foo1?:bar", "foo1", attrs));
+	ut_asserteq_str("bar", attrs);
+
+	ut_assertok(env_attr_lookup(".foo:bar", ".foo", attrs));
+	ut_asserteq_str("bar", attrs);
+
+	ut_assertok(env_attr_lookup(".foo:bar", "ufoo", attrs));
+	ut_asserteq_str("bar", attrs);
+
+	ut_assertok(env_attr_lookup("\\.foo:bar", ".foo", attrs));
+	ut_asserteq_str("bar", attrs);
+
+	ut_asserteq(-ENOENT, env_attr_lookup("\\.foo:bar", "ufoo", attrs));
+
+	return 0;
+}
+ENV_TEST(env_test_attrs_lookup_regex, 0);
+#endif

test/env/cmd_ut_env.c

@@ -0,0 +1,19 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * (C) Copyright 2015
+ * Joe Hershberger, National Instruments, joe.hershberger@ni.com
+ */
+
+#include <common.h>
+#include <command.h>
+#include <test/env.h>
+#include <test/suites.h>
+#include <test/ut.h>
+
+int do_ut_env(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+	struct unit_test *tests = ll_entry_start(struct unit_test, env_test);
+	const int n_ents = ll_entry_count(struct unit_test, env_test);
+
+	return cmd_ut_category("environment", tests, n_ents, argc, argv);
+}

test/env/hashtable.c

@@ -0,0 +1,125 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * (C) Copyright 2019
+ * Roman Kapl, SYSGO, rka@sysgo.com
+ */
+
+#include <common.h>
+#include <command.h>
+#include <search.h>
+#include <stdio.h>
+#include <test/env.h>
+#include <test/ut.h>
+
+#define SIZE 32
+#define ITERATIONS 10000
+
+static int htab_fill(struct unit_test_state *uts,
+		     struct hsearch_data *htab, size_t size)
+{
+	size_t i;
+	struct env_entry item;
+	struct env_entry *ritem;
+	char key[20];
+
+	for (i = 0; i < size; i++) {
+		sprintf(key, "%d", (int)i);
+		item.callback = NULL;
+		item.data = key;
+		item.flags = 0;
+		item.key = key;
+		ut_asserteq(1, hsearch_r(item, ENV_ENTER, &ritem, htab, 0));
+	}
+
+	return 0;
+}
+
+static int htab_check_fill(struct unit_test_state *uts,
+			   struct hsearch_data *htab, size_t size)
+{
+	size_t i;
+	struct env_entry item;
+	struct env_entry *ritem;
+	char key[20];
+
+	for (i = 0; i < size; i++) {
+		sprintf(key, "%d", (int)i);
+		item.callback = NULL;
+		item.flags = 0;
+		item.data = key;
+		item.key = key;
+		hsearch_r(item, ENV_FIND, &ritem, htab, 0);
+		ut_assert(ritem);
+		ut_asserteq_str(key, ritem->key);
+		ut_asserteq_str(key, ritem->data);
+	}
+
+	return 0;
+}
+
+static int htab_create_delete(struct unit_test_state *uts,
+			      struct hsearch_data *htab, size_t iterations)
+{
+	size_t i;
+	struct env_entry item;
+	struct env_entry *ritem;
+	char key[20];
+
+	for (i = 0; i < iterations; i++) {
+		sprintf(key, "cd-%d", (int)i);
+		item.callback = NULL;
+		item.flags = 0;
+		item.data = key;
+		item.key = key;
+		hsearch_r(item, ENV_ENTER, &ritem, htab, 0);
+		ritem = NULL;
+
+		hsearch_r(item, ENV_FIND, &ritem, htab, 0);
+		ut_assert(ritem);
+		ut_asserteq_str(key, ritem->key);
+		ut_asserteq_str(key, ritem->data);
+
+		ut_asserteq(1, hdelete_r(key, htab, 0));
+	}
+
+	return 0;
+}
+
+/* Completely fill up the hash table */
+static int env_test_htab_fill(struct unit_test_state *uts)
+{
+	struct hsearch_data htab;
+
+	memset(&htab, 0, sizeof(htab));
+	ut_asserteq(1, hcreate_r(SIZE, &htab));
+
+	ut_assertok(htab_fill(uts, &htab, SIZE));
+	ut_assertok(htab_check_fill(uts, &htab, SIZE));
+	ut_asserteq(SIZE, htab.filled);
+
+	hdestroy_r(&htab);
+	return 0;
+}
+
+ENV_TEST(env_test_htab_fill, 0);
+
+/* Fill the hashtable up halfway an repeateadly delete/create elements
+ * and check for corruption
+ */
+static int env_test_htab_deletes(struct unit_test_state *uts)
+{
+	struct hsearch_data htab;
+
+	memset(&htab, 0, sizeof(htab));
+	ut_asserteq(1, hcreate_r(SIZE, &htab));
+
+	ut_assertok(htab_fill(uts, &htab, SIZE / 2));
+	ut_assertok(htab_create_delete(uts, &htab, ITERATIONS));
+	ut_assertok(htab_check_fill(uts, &htab, SIZE / 2));
+	ut_asserteq(SIZE / 2, htab.filled);
+
+	hdestroy_r(&htab);
+	return 0;
+}
+
+ENV_TEST(env_test_htab_deletes, 0);