Import Upstream version 2.72.4
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305
glib/tests/environment.c
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305
glib/tests/environment.c
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/* GLIB - Library of useful routines for C programming
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* Copyright (C) 2010 Ryan Lortie
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <glib.h>
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static void
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test_listenv (void)
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{
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GHashTable *table;
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gchar **list;
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gint i;
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table = g_hash_table_new_full (g_str_hash, g_str_equal,
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g_free, g_free);
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list = g_get_environ ();
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for (i = 0; list[i]; i++)
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{
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gchar **parts;
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parts = g_strsplit (list[i], "=", 2);
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g_assert_null (g_hash_table_lookup (table, parts[0]));
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if (g_strcmp0 (parts[0], ""))
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g_hash_table_insert (table, parts[0], parts[1]);
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g_free (parts);
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}
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g_strfreev (list);
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g_assert_cmpint (g_hash_table_size (table), >, 0);
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list = g_listenv ();
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for (i = 0; list[i]; i++)
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{
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const gchar *expected;
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const gchar *value;
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expected = g_hash_table_lookup (table, list[i]);
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value = g_getenv (list[i]);
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g_assert_cmpstr (value, ==, expected);
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g_hash_table_remove (table, list[i]);
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}
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g_assert_cmpint (g_hash_table_size (table), ==, 0);
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g_hash_table_unref (table);
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g_strfreev (list);
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}
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static void
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test_getenv (void)
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{
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const gchar *data;
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const gchar *variable = "TEST_G_SETENV";
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const gchar *value1 = "works";
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const gchar *value2 = "again";
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/* Check that TEST_G_SETENV is not already set */
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g_assert_null (g_getenv (variable));
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/* Check if g_setenv() failed */
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g_assert_cmpint (g_setenv (variable, value1, TRUE), !=, 0);
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data = g_getenv (variable);
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g_assert_nonnull (data);
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g_assert_cmpstr (data, ==, value1);
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g_assert_cmpint (g_setenv (variable, value2, FALSE), !=, 0);
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data = g_getenv (variable);
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g_assert_nonnull (data);
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g_assert_cmpstr (data, !=, value2);
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g_assert_cmpstr (data, ==, value1);
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g_assert_cmpint (g_setenv (variable, value2, TRUE), !=, 0);
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data = g_getenv (variable);
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g_assert_nonnull (data);
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g_assert_cmpstr (data, !=, value1);
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g_assert_cmpstr (data, ==, value2);
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g_unsetenv (variable);
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g_assert_null (g_getenv (variable));
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if (g_test_undefined ())
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{
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g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL,
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"*assertion* != NULL*");
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g_assert_false (g_setenv (NULL, "baz", TRUE));
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g_test_assert_expected_messages ();
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g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL,
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"*assertion* != NULL*");
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g_assert_false (g_setenv ("foo", NULL, TRUE));
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g_test_assert_expected_messages ();
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g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL,
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"*assertion* == NULL*");
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g_assert_false (g_setenv ("foo=bar", "baz", TRUE));
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g_test_assert_expected_messages ();
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}
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g_assert_true (g_setenv ("foo", "bar=baz", TRUE));
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/* Different OSs return different values; some return NULL because the key
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* is invalid, but some are happy to return what we set above. */
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data = g_getenv ("foo=bar");
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if (data != NULL)
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g_assert_cmpstr (data, ==, "baz");
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data = g_getenv ("foo");
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g_assert_cmpstr (data, ==, "bar=baz");
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if (g_test_undefined ())
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{
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g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL,
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"*assertion* != NULL*");
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g_unsetenv (NULL);
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g_test_assert_expected_messages ();
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g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL,
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"*assertion* == NULL*");
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g_unsetenv ("foo=bar");
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g_test_assert_expected_messages ();
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}
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g_unsetenv ("foo");
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g_assert_null (g_getenv ("foo"));
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}
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static void
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test_setenv (void)
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{
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const gchar *var, *value;
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var = "NOSUCHENVVAR";
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value = "value1";
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g_assert_null (g_getenv (var));
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g_setenv (var, value, FALSE);
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g_assert_cmpstr (g_getenv (var), ==, value);
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g_assert_true (g_setenv (var, "value2", FALSE));
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g_assert_cmpstr (g_getenv (var), ==, value);
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g_assert_true (g_setenv (var, "value2", TRUE));
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g_assert_cmpstr (g_getenv (var), ==, "value2");
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g_unsetenv (var);
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g_assert_null (g_getenv (var));
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}
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static void
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test_environ_array (void)
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{
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gchar **env;
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const gchar *value;
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env = g_new (gchar *, 1);
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env[0] = NULL;
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if (g_test_undefined ())
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{
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g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL,
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"*assertion* != NULL*");
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g_environ_getenv (env, NULL);
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g_test_assert_expected_messages ();
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}
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value = g_environ_getenv (env, "foo");
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g_assert_null (value);
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if (g_test_undefined ())
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{
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gchar **undefined_env;
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g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL,
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"*assertion* != NULL*");
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undefined_env = g_environ_setenv (env, NULL, "bar", TRUE);
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g_test_assert_expected_messages ();
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g_strfreev (undefined_env);
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g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL,
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"*assertion* == NULL*");
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undefined_env = g_environ_setenv (env, "foo=fuz", "bar", TRUE);
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g_test_assert_expected_messages ();
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g_strfreev (undefined_env);
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g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL,
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"*assertion* != NULL*");
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undefined_env = g_environ_setenv (env, "foo", NULL, TRUE);
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g_test_assert_expected_messages ();
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g_strfreev (undefined_env);
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g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL,
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"*assertion* != NULL*");
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undefined_env = g_environ_unsetenv (env, NULL);
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g_test_assert_expected_messages ();
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g_strfreev (undefined_env);
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}
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env = g_environ_setenv (env, "foo", "bar", TRUE);
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value = g_environ_getenv (env, "foo");
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g_assert_cmpstr (value, ==, "bar");
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env = g_environ_setenv (env, "foo2", "bar2", FALSE);
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value = g_environ_getenv (env, "foo");
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g_assert_cmpstr (value, ==, "bar");
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value = g_environ_getenv (env, "foo2");
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g_assert_cmpstr (value, ==, "bar2");
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env = g_environ_setenv (env, "foo", "x", FALSE);
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value = g_environ_getenv (env, "foo");
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g_assert_cmpstr (value, ==, "bar");
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env = g_environ_setenv (env, "foo", "x", TRUE);
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value = g_environ_getenv (env, "foo");
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g_assert_cmpstr (value, ==, "x");
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env = g_environ_unsetenv (env, "foo2");
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value = g_environ_getenv (env, "foo2");
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g_assert_null (value);
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g_strfreev (env);
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}
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static void
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test_environ_null (void)
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{
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gchar **env;
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const gchar *value;
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env = NULL;
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value = g_environ_getenv (env, "foo");
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g_assert_null (value);
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env = g_environ_setenv (NULL, "foo", "bar", TRUE);
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g_assert_nonnull (env);
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g_strfreev (env);
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env = g_environ_unsetenv (NULL, "foo");
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g_assert_null (env);
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}
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static void
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test_environ_case (void)
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{
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gchar **env;
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const gchar *value;
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env = NULL;
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env = g_environ_setenv (env, "foo", "bar", TRUE);
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value = g_environ_getenv (env, "foo");
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g_assert_cmpstr (value, ==, "bar");
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value = g_environ_getenv (env, "Foo");
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#ifdef G_OS_WIN32
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g_assert_cmpstr (value, ==, "bar");
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#else
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g_assert_null (value);
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#endif
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env = g_environ_setenv (env, "FOO", "x", TRUE);
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value = g_environ_getenv (env, "foo");
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#ifdef G_OS_WIN32
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g_assert_cmpstr (value, ==, "x");
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#else
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g_assert_cmpstr (value, ==, "bar");
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#endif
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env = g_environ_unsetenv (env, "Foo");
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value = g_environ_getenv (env, "foo");
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#ifdef G_OS_WIN32
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g_assert_null (value);
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#else
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g_assert_cmpstr (value, ==, "bar");
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#endif
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g_strfreev (env);
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}
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int
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main (int argc, char **argv)
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{
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g_test_init (&argc, &argv, NULL);
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g_test_add_func ("/environ/listenv", test_listenv);
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g_test_add_func ("/environ/getenv", test_getenv);
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g_test_add_func ("/environ/setenv", test_setenv);
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g_test_add_func ("/environ/array", test_environ_array);
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g_test_add_func ("/environ/null", test_environ_null);
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g_test_add_func ("/environ/case", test_environ_case);
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return g_test_run ();
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}
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