// Program to test solutions to problem #10 on the cse142a final, autumn 2016.
// Fill in your solution to sumCount, then compile and run the program.

import java.util.*;

public class FinalTest10 {
    public static void sumCount(int[] data, int[] sum, int[] count) {
        // fill in your solution here
        // you can also rename the parameters above
    }

    // this is the sample solution
    public static void sumCount2(int[] data, int[] sum, int[] count) {
        for (int i = 0; i < 4; i++) {
            sum[i] = 0;
            count[i] = 0;
        }
        for (int i = 0; i < data.length; i++) {
            int index = (i % 7 + 1) / 2;
            if (data[i] > 0) {
                count[index]++;
                sum[index] += data[i];
            }
        }
    }

    private static int testCount, failCount;

    public static void main(String[] args) {
        failCount = 0;
        for (int i = 0; i <= 15; i++) {
            test(i, true);
        }
        for (int i = 0; i <= 15; i++) {
            test(i, false);
        }

        if (failCount == 0) {
            System.out.println("PASSED all " + testCount + " tests");
        } else {
            System.out.println("failed " + failCount + " of " + testCount +
                               " tests");
        }
    }

    public static void test(int n, boolean zeroArrays) {
        int[] data1 = new int[7 * n];
        Random r = new Random();
        for (int i = 0; i < data1.length; i++) {
            data1[i] = r.nextInt(11);
        }
        int[] data2 = Arrays.copyOf(data1, data1.length);
        int[] sum1 = new int[4];
        int[] count1 = new int[4];
        if (!zeroArrays) {
            for (int i = 0; i < count1.length; i++) {
                sum1[i] = r.nextInt(150);
                count1[i] = r.nextInt(15);
            }
        }
        int[] sum2 = Arrays.copyOf(sum1, count1.length);
        int[] sumCopy = Arrays.copyOf(sum1, count1.length);
        int[] count2 = Arrays.copyOf(count1, count1.length);
        int[] countCopy = Arrays.copyOf(count1, count1.length);
        sumCount2(data2, sum2, count2);

        testCount++;
        boolean fail = false;
        RuntimeException except = null;
        try {
            sumCount(data1, sum1, count1);
        } catch (RuntimeException e) {
            fail = true;
            except = e;
        }
        System.out.println("testing with:");
        System.out.println("data       = " + Arrays.toString(data2));
        System.out.println("sum        = " + Arrays.toString(sumCopy));
        System.out.println("count      = " + Arrays.toString(countCopy));
        System.out.println("after calling sumCount:");
        System.out.println("sum        = " + Arrays.toString(sum2));
        if (Arrays.equals(sum1, sum2)) {
            System.out.println("your sum matches");
        } else {
            System.out.println("your sum   = " + Arrays.toString(sum1));
            fail = true;
        }
        System.out.println("count      = " + Arrays.toString(count2));
        if (Arrays.equals(count1, count2)) {
            System.out.println("your count matches");
        } else {
            System.out.println("your count = " + Arrays.toString(count1));
            fail = true;
        }
        if (!Arrays.equals(data1, data2)) {
            System.out.println("data now = " + Arrays.toString(data1));
            fail = true;
        }
        if (fail) {
            if (except != null) {
                int line = except.getStackTrace()[0].getLineNumber();
                System.out.println("threw " + except + " at line #" + line);
            }
            failCount++;
            System.out.println("failed");
        } else {
            System.out.println("passed");
        }
        System.out.println();
    }
}