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134 lines
4 KiB
C++
134 lines
4 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <AK/TestSuite.h>
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#include <AK/String.h>
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#include <AK/HashMap.h>
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TEST_CASE(construct)
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{
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typedef HashMap<int, int> IntIntMap;
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EXPECT(IntIntMap().is_empty());
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EXPECT_EQ(IntIntMap().size(), 0u);
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}
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TEST_CASE(populate)
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{
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HashMap<int, String> number_to_string;
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number_to_string.set(1, "One");
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number_to_string.set(2, "Two");
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number_to_string.set(3, "Three");
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EXPECT_EQ(number_to_string.is_empty(), false);
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EXPECT_EQ(number_to_string.size(), 3u);
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}
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TEST_CASE(range_loop)
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{
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HashMap<int, String> number_to_string;
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number_to_string.set(1, "One");
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number_to_string.set(2, "Two");
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number_to_string.set(3, "Three");
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int loop_counter = 0;
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for (auto& it : number_to_string) {
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EXPECT_EQ(it.value.is_null(), false);
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++loop_counter;
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}
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EXPECT_EQ(loop_counter, 3);
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}
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TEST_CASE(map_remove)
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{
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HashMap<int, String> number_to_string;
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number_to_string.set(1, "One");
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number_to_string.set(2, "Two");
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number_to_string.set(3, "Three");
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number_to_string.remove(1);
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EXPECT_EQ(number_to_string.size(), 2u);
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EXPECT(number_to_string.find(1) == number_to_string.end());
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number_to_string.remove(3);
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EXPECT_EQ(number_to_string.size(), 1u);
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EXPECT(number_to_string.find(3) == number_to_string.end());
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EXPECT(number_to_string.find(2) != number_to_string.end());
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}
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TEST_CASE(case_insensitive)
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{
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HashMap<String, int, CaseInsensitiveStringTraits> casemap;
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EXPECT_EQ(String("nickserv").to_lowercase(), String("NickServ").to_lowercase());
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casemap.set("nickserv", 3);
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casemap.set("NickServ", 3);
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EXPECT_EQ(casemap.size(), 1u);
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}
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TEST_CASE(assert_on_iteration_during_clear)
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{
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struct Object {
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~Object()
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{
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m_map->begin();
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}
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HashMap<int, Object>* m_map;
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};
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HashMap<int, Object> map;
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map.set(0, { &map });
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map.clear();
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}
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TEST_CASE(hashmap_of_nonnullownptr_get)
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{
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struct Object {
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Object(const String& s) : string(s) {}
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String string;
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};
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HashMap<int, NonnullOwnPtr<Object>> objects;
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objects.set(1, make<Object>("One"));
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objects.set(2, make<Object>("Two"));
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objects.set(3, make<Object>("Three"));
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{
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auto x = objects.get(2);
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EXPECT_EQ(x.has_value(), true);
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EXPECT_EQ(x.value()->string, "Two");
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}
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{
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// Do it again to make sure that peeking into the map above didn't
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// remove the value from the map.
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auto x = objects.get(2);
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EXPECT_EQ(x.has_value(), true);
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EXPECT_EQ(x.value()->string, "Two");
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}
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EXPECT_EQ(objects.size(), 3u);
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}
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TEST_MAIN(HashMap)
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