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Reorganized directory structure for tests and src
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@@ -1,125 +0,0 @@
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/*
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* Copyright (C) 2014 Pavel Kirienko <pavel.kirienko@gmail.com>
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*/
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#include <gtest/gtest.h>
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#include <uavcan/internal/linked_list.hpp>
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struct ListItem : uavcan::LinkedListNode<ListItem>
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{
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int value;
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ListItem(int value = 0)
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: value(value)
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{ }
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struct GreaterThanComparator
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{
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const int compare_with;
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GreaterThanComparator(int compare_with)
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: compare_with(compare_with)
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{ }
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bool operator()(const ListItem* item) const
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{
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return item->value > compare_with;
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}
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};
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void insort(uavcan::LinkedListRoot<ListItem>& root)
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{
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root.insertBefore(this, GreaterThanComparator(value));
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}
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};
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TEST(LinkedList, Basic)
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{
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uavcan::LinkedListRoot<ListItem> root;
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/*
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* Insert/remove
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*/
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EXPECT_EQ(0, root.getLength());
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ListItem item1;
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root.insert(&item1);
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root.insert(&item1); // Insert twice - second will be ignored
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EXPECT_EQ(1, root.getLength());
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EXPECT_TRUE(root.remove(&item1));
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EXPECT_FALSE(root.remove(&item1));
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EXPECT_EQ(0, root.getLength());
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ListItem items[3];
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root.insert(&item1);
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root.insert(items + 0);
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root.insert(items + 1);
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root.insert(items + 2);
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EXPECT_EQ(4, root.getLength());
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/*
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* Order persistence
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*/
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items[0].value = 10;
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items[1].value = 11;
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items[2].value = 12;
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const int expected_values[] = {12, 11, 10, 0};
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ListItem* node = root.get();
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for (int i = 0; i < 4; i++)
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{
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EXPECT_EQ(expected_values[i], node->value);
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node = node->getNextListNode();
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}
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EXPECT_TRUE(root.remove(items + 0));
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EXPECT_TRUE(root.remove(items + 2));
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EXPECT_FALSE(root.remove(items + 2));
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EXPECT_EQ(2, root.getLength());
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const int expected_values2[] = {11, 0};
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node = root.get();
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for (int i = 0; i < 2; i++)
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{
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EXPECT_EQ(expected_values2[i], node->value);
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node = node->getNextListNode();
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}
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root.insert(items + 2);
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EXPECT_EQ(3, root.getLength());
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EXPECT_EQ(12, root.get()->value);
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/*
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* Emptying
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*/
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EXPECT_TRUE(root.remove(&item1));
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EXPECT_FALSE(root.remove(items + 0));
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EXPECT_TRUE(root.remove(items + 1));
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EXPECT_TRUE(root.remove(items + 2));
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EXPECT_EQ(0, root.getLength());
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}
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TEST(LinkedList, Sorting)
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{
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uavcan::LinkedListRoot<ListItem> root;
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ListItem items[] = {0, 1, 2, 3, 4, 5};
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items[2].insort(root);
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items[3].insort(root);
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items[0].insort(root);
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items[4].insort(root);
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items[1].insort(root);
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items[5].insort(root);
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EXPECT_EQ(6, root.getLength());
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int prev_val = -100500;
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const ListItem* item = root.get();
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while (item)
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{
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//std::cout << item->value << std::endl;
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EXPECT_LT(prev_val, item->value);
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prev_val = item->value;
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item = item->getNextListNode();
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}
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}
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