mirror of https://github.com/TheAlgorithms/C
75 lines
1.7 KiB
C
75 lines
1.7 KiB
C
/**
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* @file
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* @brief Conversion of temperature in degrees from [Celsius](https://en.wikipedia.org/wiki/Celsius)
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* to [Fahrenheit](https://en.wikipedia.org/wiki/Fahrenheit).
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*
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* @author [Focusucof](https://github.com/Focusucof)
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*/
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#include <assert.h> /// for assert
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#include <stdio.h> /// for IO operations
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/**
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* @brief Convert celsius to Fahrenheit
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* @param celsius Temperature in degrees celsius double
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* @returns Double of temperature in degrees Fahrenheit
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*/
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double celcius_to_fahrenheit(double celsius) {
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return (celsius * 9.0 / 5.0) + 32.0;
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}
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/**
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* @brief Self-test implementations
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* @returns void
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*/
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static void test() {
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// 1st test
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double input = 0.0;
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double expected = 32.0;
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double output = celcius_to_fahrenheit(input);
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// 1st test
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printf("TEST 1\n");
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printf("Input: %f\n", input);
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printf("Expected Output: %f\n", expected);
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printf("Output: %f\n", output);
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assert(output == expected);
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printf("== TEST PASSED ==\n\n");
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// 2nd test
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input = 100.0;
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expected = 212.0;
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output = celcius_to_fahrenheit(input);
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printf("TEST 2\n");
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printf("Input: %f\n", input);
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printf("Expected Output: %f\n", expected);
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printf("Output: %f\n", output);
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assert(output == expected);
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printf("== TEST PASSED ==\n\n");
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// 3rd test
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input = 22.5;
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expected = 72.5;
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output = celcius_to_fahrenheit(input);
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printf("TEST 3\n");
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printf("Input: %f\n", input);
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printf("Expected Output: %f\n", expected);
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printf("Output: %f\n", output);
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assert(output == expected);
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printf("== TEST PASSED ==\n\n");
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}
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/**
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* @brief Main function
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* @returns 0 on exit
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*/
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int main() {
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test(); // run self-test implementations
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return 0;
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}
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