77 lines
1.9 KiB
C++
77 lines
1.9 KiB
C++
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#include "sort.h"
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#include <gtest/gtest.h>
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#include <gmock/gmock.h>
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TEST(QuickSortTest, SortsArrayInAscendingOrder)
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{
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// Test input array
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char* arr[] = { "banana", "apple", "cherry", "date", "elderberry" };
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const size_t length = std::size(arr);
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// Sort the array
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quick_sort(arr, length);
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// Check if the array is sorted in ascending order
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for (size_t i = 1; i < length; i++)
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{
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ASSERT_TRUE(strcmp(arr[i - 1], arr[i]) <= 0);
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}
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}
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TEST(QuickSortTest, SingleElementArray) {
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// Test sorting an array with a single element.
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char* arr[] = { "hello" };
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quick_sort(arr, 1);
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ASSERT_STREQ(arr[0], "hello");
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}
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TEST(QuickSortTest, SortedArray) {
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// Test sorting an array that is already sorted.
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char* arr[] = { "alpha", "beta", "gamma" };
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quick_sort(arr, 3);
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ASSERT_STREQ(arr[0], "alpha");
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ASSERT_STREQ(arr[1], "beta");
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ASSERT_STREQ(arr[2], "gamma");
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}
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TEST(QuickSortTest, ReverseSortedArray) {
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// Test sorting an array that is reverse sorted.
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char* arr[] = { "gamma", "beta", "alpha" };
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quick_sort(arr, 3);
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ASSERT_STREQ(arr[0], "alpha");
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ASSERT_STREQ(arr[1], "beta");
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ASSERT_STREQ(arr[2], "gamma");
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}
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TEST(QuickSortTest, RandomArray) {
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// Test sorting an array with random elements.
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char* arr[] = { "hello", "world", "foo", "bar", "baz", "qux", "quux", "corge" };
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quick_sort(arr, 8);
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ASSERT_STREQ(arr[0], "bar");
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ASSERT_STREQ(arr[1], "baz");
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ASSERT_STREQ(arr[2], "corge");
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ASSERT_STREQ(arr[3], "foo");
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ASSERT_STREQ(arr[4], "hello");
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ASSERT_STREQ(arr[5], "quux");
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ASSERT_STREQ(arr[6], "qux");
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ASSERT_STREQ(arr[7], "world");
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}
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TEST(SwapTest, SwapsValuesCorrectly)
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{
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char* a = "apple";
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char* b = "banana";
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swap(&a, &b);
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EXPECT_STREQ(a, "banana");
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EXPECT_STREQ(b, "apple");
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}
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int main(int argc, char **argv)
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{
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::testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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