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-rw-r--r--src/compat/result_test.cpp79
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diff --git a/src/compat/result_test.cpp b/src/compat/result_test.cpp
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+++ b/src/compat/result_test.cpp
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+#include "result.hpp"
+// result_test.cpp - Testsuite for possibly failing return values
+//
+// Copyright © 2014 Ben Longbons <b.r.longbons@gmail.com>
+//
+// This file is part of The Mana World (Athena server)
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+#include <gtest/gtest.h>
+
+#include "../strings/literal.hpp"
+
+//#include "../poison.hpp"
+
+
+namespace tmwa
+{
+TEST(Result, inspect)
+{
+ struct Foo
+ {
+ int val;
+
+ Foo(int v) : val(v) {}
+ Foo(Foo&&) = default;
+ Foo(const Foo&) = delete;
+ Foo& operator = (Foo&&) = default;
+ Foo& operator = (const Foo&) = delete;
+
+ bool operator == (const Foo& other) const
+ {
+ return this->val == other.val;
+ }
+ };
+
+ Result<Foo> foo = Ok(Foo(1));
+ EXPECT_TRUE(foo.is_ok());
+ EXPECT_FALSE(foo.is_err());
+ EXPECT_EQ(foo.get_success(), Some(Foo(1)));
+ EXPECT_EQ(foo.get_failure(), ""_s);
+ foo = Err("oops"_s);
+ EXPECT_FALSE(foo.is_ok());
+ EXPECT_TRUE(foo.is_err());
+ EXPECT_EQ(foo.get_success(), None<Foo>());
+ EXPECT_EQ(foo.get_failure(), "oops"_s);
+}
+
+static
+Result<int> try_you(bool b)
+{
+ return b ? Ok(0) : Err("die"_s);
+}
+
+static
+Result<int> try_me(bool b)
+{
+ return Ok(TRY(try_you(b)) + 1);
+}
+
+TEST(Result, try)
+{
+ Result<int> t = try_me(true);
+ EXPECT_EQ(t.get_success(), Some(1));
+ Result<int> f = try_me(false);
+ EXPECT_EQ(f.get_failure(), "die"_s);
+}
+} // namespace tmwa