77 lines
2.5 KiB
C++
77 lines
2.5 KiB
C++
#include <gtest/gtest.h>
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#include "../../src/libs/CircularBuffer.h"
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// Test fixture for CircularBuffer
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class CircularBufferTest : public ::testing::Test {
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protected:
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void SetUp() override {
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// Initialization code that runs before each test
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buffer = new CircularBuffer<int>(5); // Create a circular buffer of integers with capacity 5
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}
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void TearDown() override {
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// Clean-up code that runs after each test
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delete buffer;
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}
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// Member variables accessible in test cases
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CircularBuffer<int>* buffer;
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};
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// Test CircularBuffer push and pop operations
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TEST_F(CircularBufferTest, PushAndPop) {
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// Push some integers into the circular buffer
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EXPECT_EQ(buffer->pushBack(10), ErrorCode::SUCCESS);
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EXPECT_EQ(buffer->pushBack(20), ErrorCode::SUCCESS);
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EXPECT_EQ(buffer->pushBack(30), ErrorCode::SUCCESS);
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// Pop integers from the circular buffer and check values
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int item;
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EXPECT_EQ(buffer->popFront(item), ErrorCode::SUCCESS);
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EXPECT_EQ(item, 10);
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EXPECT_EQ(buffer->popFront(item), ErrorCode::SUCCESS);
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EXPECT_EQ(item, 20);
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EXPECT_EQ(buffer->popFront(item), ErrorCode::SUCCESS);
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EXPECT_EQ(item, 30);
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}
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// Test CircularBuffer with different types
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TEST_F(CircularBufferTest, DifferentTypes) {
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// Create a circular buffer of characters with capacity 3
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CircularBuffer<char> charBuffer(3);
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// Push some characters into the circular buffer
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EXPECT_EQ(charBuffer.pushBack('a'), ErrorCode::SUCCESS);
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EXPECT_EQ(charBuffer.pushBack('b'), ErrorCode::SUCCESS);
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EXPECT_EQ(charBuffer.pushBack('c'), ErrorCode::SUCCESS);
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// Pop characters from the circular buffer and check values
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char c;
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EXPECT_EQ(charBuffer.popFront(c), ErrorCode::SUCCESS);
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EXPECT_EQ(c, 'a');
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EXPECT_EQ(charBuffer.popFront(c), ErrorCode::SUCCESS);
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EXPECT_EQ(c, 'b');
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EXPECT_EQ(charBuffer.popFront(c), ErrorCode::SUCCESS);
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EXPECT_EQ(c, 'c');
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}
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// Test CircularBuffer with full and empty conditions
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TEST_F(CircularBufferTest, FullAndEmpty) {
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// Fill up the buffer
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buffer->pushBack(10);
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buffer->pushBack(20);
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buffer->pushBack(30);
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// Try pushing into a full buffer
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EXPECT_EQ(buffer->pushBack(40), ErrorCode::BUFFER_FULL);
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// Pop all elements from the buffer
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int item;
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EXPECT_EQ(buffer->popFront(item), ErrorCode::SUCCESS);
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EXPECT_EQ(buffer->popFront(item), ErrorCode::SUCCESS);
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EXPECT_EQ(buffer->popFront(item), ErrorCode::SUCCESS);
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// Try popping from an empty buffer
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EXPECT_EQ(buffer->popFront(item), ErrorCode::BUFFER_EMPTY);
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}
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