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Add CircularQueue

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lifegpc
2024-06-20 18:56:05 +08:00
parent 2cfd7f3a39
commit 6f77322eb4
4 changed files with 220 additions and 5 deletions
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83
test/queue_test.cpp Normal file
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#include "gtest/gtest.h"
#include "circular_queue.h"
#include <string>
TEST(Queue_Test, CircularQueue1) {
struct CircularQueue<int> queue;
EXPECT_EQ(init_circular_queue(queue, 3), true);
EXPECT_EQ(circular_queue_is_empty(queue), true);
int v;
EXPECT_EQ(circular_queue_get_back(queue, v), false);
EXPECT_EQ(circular_queue_get_head(queue, v), false);
EXPECT_EQ(circular_queue_pop(queue, v), false);
EXPECT_EQ(circular_queue_push(queue, 1), true);
EXPECT_EQ(circular_queue_push(queue, 2), true);
EXPECT_EQ(circular_queue_is_full(queue), true);
EXPECT_EQ(circular_queue_is_empty(queue), false);
EXPECT_EQ(circular_queue_push(queue, 3), false);
EXPECT_EQ(circular_queue_pop(queue, v), true);
EXPECT_EQ(v, 1);
EXPECT_EQ(circular_queue_is_full(queue), false);
EXPECT_EQ(circular_queue_push(queue, 3), true);
EXPECT_EQ(circular_queue_get_head(queue, v), true);
EXPECT_EQ(v, 2);
EXPECT_EQ(circular_queue_get_back(queue, v), true);
EXPECT_EQ(v, 3);
EXPECT_EQ(circular_queue_length(queue), 2);
EXPECT_EQ(queue.front, 1);
EXPECT_EQ(queue.rear, 0);
std::string text;
circular_queue_iter(queue, [&text](int ele) {
if (!text.empty()) {
text += ",";
}
text += std::to_string(ele);
});
EXPECT_EQ(text, "2,3");
EXPECT_EQ(circular_queue_pop(queue, v), true);
EXPECT_EQ(v, 2);
EXPECT_EQ(queue.front, 2);
EXPECT_EQ(circular_queue_length(queue), 1);
EXPECT_EQ(circular_queue_push(queue, 4), true);
EXPECT_EQ(circular_queue_pop(queue, v), true);
EXPECT_EQ(v, 3);
EXPECT_EQ(queue.front, 0);
EXPECT_EQ(queue.rear, 1);
circular_queue_clear(queue);
EXPECT_EQ(queue.rear, 0);
EXPECT_EQ(circular_queue_is_empty(queue), true);
free_circular_queue(queue);
}
TEST(Queue_Test, CircularQueue2) {
struct CircularQueue<int> queue;
EXPECT_EQ(init_circular_queue(queue, 5), true);
EXPECT_EQ(circular_queue_push(queue, 1), true);
EXPECT_EQ(circular_queue_push(queue, 2), true);
EXPECT_EQ(circular_queue_push(queue, 3), true);
EXPECT_EQ(circular_queue_push(queue, 4), true);
std::string text;
circular_queue_iter(queue, [&text](int ele) {
if (!text.empty()) {
text += ",";
}
text += std::to_string(ele);
});
EXPECT_EQ(text, "1,2,3,4");
int v;
EXPECT_EQ(circular_queue_pop(queue, v), true);
EXPECT_EQ(v, 1);
EXPECT_EQ(circular_queue_push(queue, 5), true);
EXPECT_EQ(circular_queue_length(queue), 4);
EXPECT_EQ(queue.front, 1);
EXPECT_EQ(queue.rear, 0);
text = "";
circular_queue_iter(queue, [&text](int ele) {
if (!text.empty()) {
text += ",";
}
text += std::to_string(ele);
});
EXPECT_EQ(text, "2,3,4,5");
free_circular_queue(queue);
}