implement-strstr-test.cpp

/*
 * Copyright (c) 2018 Christopher Friedt
 *
 * SPDX-License-Identifier: MIT
 */

#include <gtest/gtest.h>

#include "implement-strstr.cpp"

TEST(ImplementStrStr, Test_empty_empty) {
  string haystack = "";
  string needle = "";
  int expected_int = 0;
  int actual_int = Solution().strStr(haystack, needle);
  EXPECT_EQ(actual_int, expected_int);
}

TEST(ImplementStrStr, Test_empty_tiny__yuuuuuge) {
  // needle too big
  string haystack = "tiny";
  string needle = "yuuuuuge";
  int expected_int = -1;
  int actual_int = Solution().strStr(haystack, needle);
  EXPECT_EQ(actual_int, expected_int);
}

TEST(ImplementStrStr, Test_hello_ll) {
  string haystack = "hello";
  string needle = "ll";
  int expected_int = 2;
  int actual_int = Solution().strStr(haystack, needle);
  EXPECT_EQ(actual_int, expected_int);
}

TEST(ImplementStrStr, Test_aaaaa_bba) {
  string haystack = "aaaaa";
  string needle = "ba";
  int expected_int = -1;
  int actual_int = Solution().strStr(haystack, needle);
  EXPECT_EQ(actual_int, expected_int);
}