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-rw-r--r--atf-c++/config_test.cpp231
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+//
+// Automated Testing Framework (atf)
+//
+// Copyright (c) 2007 The NetBSD Foundation, Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+// 1. Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+// notice, this list of conditions and the following disclaimer in the
+// documentation and/or other materials provided with the distribution.
+//
+// THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
+// CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+// IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
+// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+// IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+// IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+
+#include <cstring>
+#include <iostream>
+
+#include "config.hpp"
+#include "macros.hpp"
+
+#include "detail/env.hpp"
+#include "detail/exceptions.hpp"
+#include "detail/test_helpers.hpp"
+
+static const char *test_value = "env-value";
+
+static struct varnames {
+ const char *lc;
+ const char *uc;
+ bool can_be_empty;
+} all_vars[] = {
+ { "atf_arch", "ATF_ARCH", false },
+ { "atf_build_cc", "ATF_BUILD_CC", false },
+ { "atf_build_cflags", "ATF_BUILD_CFLAGS", true },
+ { "atf_build_cpp", "ATF_BUILD_CPP", false },
+ { "atf_build_cppflags", "ATF_BUILD_CPPFLAGS", true },
+ { "atf_build_cxx", "ATF_BUILD_CXX", false },
+ { "atf_build_cxxflags", "ATF_BUILD_CXXFLAGS", true },
+ { "atf_confdir", "ATF_CONFDIR", false },
+ { "atf_includedir", "ATF_INCLUDEDIR", false },
+ { "atf_libdir", "ATF_LIBDIR", false },
+ { "atf_libexecdir", "ATF_LIBEXECDIR", false },
+ { "atf_machine", "ATF_MACHINE", false },
+ { "atf_pkgdatadir", "ATF_PKGDATADIR", false },
+ { "atf_shell", "ATF_SHELL", false },
+ { "atf_workdir", "ATF_WORKDIR", false },
+ { NULL, NULL, false }
+};
+
+// ------------------------------------------------------------------------
+// Auxiliary functions.
+// ------------------------------------------------------------------------
+
+namespace atf {
+ namespace config {
+ void __reinit(void);
+ }
+}
+
+static
+void
+set_env_var(const char* name, const char* val)
+{
+ try {
+ atf::env::set(name, val);
+ } catch (const atf::system_error&) {
+ ATF_FAIL(std::string("set_env_var(") + name + ", " + val +
+ ") failed");
+ }
+}
+
+static
+void
+unset_env_var(const char* name)
+{
+ try {
+ atf::env::unset(name);
+ } catch (const atf::system_error&) {
+ ATF_FAIL(std::string("unset_env_var(") + name + ") failed");
+ }
+}
+
+static
+size_t
+all_vars_count(void)
+{
+ size_t count = 0;
+ for (const struct varnames* v = all_vars; v->lc != NULL; v++)
+ count++;
+ return count;
+}
+
+static
+void
+unset_all(void)
+{
+ for (const struct varnames* v = all_vars; v->lc != NULL; v++)
+ unset_env_var(v->uc);
+}
+
+static
+void
+compare_one(const char* var, const char* expvalue)
+{
+ std::cout << "Checking that " << var << " is set to " << expvalue << "\n";
+
+ for (const struct varnames* v = all_vars; v->lc != NULL; v++) {
+ if (std::strcmp(v->lc, var) == 0)
+ ATF_REQUIRE_EQ(atf::config::get(v->lc), test_value);
+ else
+ ATF_REQUIRE(atf::config::get(v->lc) != test_value);
+ }
+}
+
+// ------------------------------------------------------------------------
+// Test cases for the free functions.
+// ------------------------------------------------------------------------
+
+ATF_TEST_CASE(get);
+ATF_TEST_CASE_HEAD(get)
+{
+ set_md_var("descr", "Tests the config::get function");
+}
+ATF_TEST_CASE_BODY(get)
+{
+ // Unset all known environment variables and make sure the built-in
+ // values do not match the bogus value we will use for testing.
+ unset_all();
+ atf::config::__reinit();
+ for (const struct varnames* v = all_vars; v->lc != NULL; v++)
+ ATF_REQUIRE(atf::config::get(v->lc) != test_value);
+
+ // Test the behavior of empty values.
+ for (const struct varnames* v = all_vars; v->lc != NULL; v++) {
+ unset_all();
+ if (!atf::config::get(v->lc).empty()) {
+ set_env_var(v->uc, "");
+ atf::config::__reinit();
+ if (v->can_be_empty)
+ ATF_REQUIRE(atf::config::get(v->lc).empty());
+ else
+ ATF_REQUIRE(!atf::config::get(v->lc).empty());
+ }
+ }
+
+ // Check if the ATF_ARCH variable is recognized.
+ for (const struct varnames* v = all_vars; v->lc != NULL; v++) {
+ unset_all();
+ set_env_var(v->uc, test_value);
+ atf::config::__reinit();
+ compare_one(v->lc, test_value);
+ }
+}
+
+ATF_TEST_CASE(get_all);
+ATF_TEST_CASE_HEAD(get_all)
+{
+ set_md_var("descr", "Tests the config::get_all function");
+}
+ATF_TEST_CASE_BODY(get_all)
+{
+ atf::config::__reinit();
+
+ // Check that the valid variables, and only those, are returned.
+ std::map< std::string, std::string > vars = atf::config::get_all();
+ ATF_REQUIRE_EQ(vars.size(), all_vars_count());
+ for (const struct varnames* v = all_vars; v->lc != NULL; v++)
+ ATF_REQUIRE(vars.find(v->lc) != vars.end());
+}
+
+ATF_TEST_CASE(has);
+ATF_TEST_CASE_HEAD(has)
+{
+ set_md_var("descr", "Tests the config::has function");
+}
+ATF_TEST_CASE_BODY(has)
+{
+ atf::config::__reinit();
+
+ // Check for all the variables that must exist.
+ for (const struct varnames* v = all_vars; v->lc != NULL; v++)
+ ATF_REQUIRE(atf::config::has(v->lc));
+
+ // Same as above, but using uppercase (which is incorrect).
+ for (const struct varnames* v = all_vars; v->lc != NULL; v++)
+ ATF_REQUIRE(!atf::config::has(v->uc));
+
+ // Check for some other variables that cannot exist.
+ ATF_REQUIRE(!atf::config::has("foo"));
+ ATF_REQUIRE(!atf::config::has("BAR"));
+ ATF_REQUIRE(!atf::config::has("atf_foo"));
+ ATF_REQUIRE(!atf::config::has("ATF_BAR"));
+ ATF_REQUIRE(!atf::config::has("atf_shel"));
+ ATF_REQUIRE(!atf::config::has("atf_shells"));
+}
+
+// ------------------------------------------------------------------------
+// Tests cases for the header file.
+// ------------------------------------------------------------------------
+
+HEADER_TC(include, "atf-c++/config.hpp");
+
+// ------------------------------------------------------------------------
+// Main.
+// ------------------------------------------------------------------------
+
+ATF_INIT_TEST_CASES(tcs)
+{
+ // Add the test cases for the free functions.
+ ATF_ADD_TEST_CASE(tcs, has);
+ ATF_ADD_TEST_CASE(tcs, get);
+ ATF_ADD_TEST_CASE(tcs, get_all);
+
+ // Add the test cases for the header file.
+ ATF_ADD_TEST_CASE(tcs, include);
+}
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