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#include <stdio.h>
#include <string.h>
#include <float.h>
#include <math.h>

#include "senseless.h"

double assert(const char *directions, double expected) {
	size_t len = strlen(directions);
	double degrees = senseless_directions(directions, len);

	if (fabs(degrees - expected) <= DBL_EPSILON) {
		printf("✅ ");
	} else {
		printf("❌ ");
	}
	printf("%s = %.2f\n", directions, expected);

	return degrees;
}

int main(int argc, char **argv) {
	// Cardinal
	printf("== Cardinal ==\n");
	assert("N", 0.0);
	assert("E", 90.0);
	assert("S", 180.0);
	assert("W", 270.0);

	// Ordinal
	printf("\n=== Ordinal ==\n");
	assert("NE", 45.0);
	assert("SE", 135.0);
	assert("SW", 225.0);
	assert("NW", 315.0);

	// Gross
	printf("\n==== Gross ===\n");
	printf("(pulls clockwise)\n");
	assert("NS", 45.0);
	assert("SN", 225.0);
	assert("EW", 135.0);
	assert("WE", 315.0);

	// Exciting
	printf("\n== Exciting ==\n");
	assert("NNW", 337.5);
	assert("SEESE", 118.125);
	assert("NESW", 56.25);
}