initial commit

oscar64/autotest/array2dtest.c

@@ -0,0 +1,74 @@
+#include <assert.h>
+
+char a2[20][10] = {
+	#for(i, 200) i,
+};
+
+int sumrow(char y)
+{
+	int s = 0;
+	for(char i=0; i<10; i++)
+		s += a2[y][i];
+	return s;
+}
+
+int sumrowp5(char y)
+{
+	int s = 0;
+	for(char i=0; i<10; i++)
+		s += a2[y + 5][i];
+	return s;
+}
+
+int sumrowm5(char y)
+{
+	int s = 0;
+	for(char i=0; i<10; i++)
+		s += a2[y - 5][i];
+	return s;
+}
+
+char pick(char y, char x)
+{
+	return a2[y][x];
+}
+
+char pickp5(char y, char x)
+{
+	return a2[y + 5][x];
+}
+
+char pickm5(char y, char x)
+{
+	return a2[y - 5][x];
+}
+
+char pickm50(char y, char x)
+{
+	return a2[y - 50][x];
+}
+
+char pickp50(signed char y, char x)
+{
+	return a2[y + 50][x];
+}
+
+
+int main(void)
+{
+	for(char i=0; i<15; i++)
+	{
+		assert(sumrow(i) == sumrowm5(i + 5));
+		assert(sumrow(i + 5) == sumrowp5(i));		
+
+		for(char j=0; j<10; j++)
+		{
+			assert(pick(i, j) == pickm5(i + 5, j));
+			assert(pick(i + 5, j) == pickp5(i, j));		
+			assert(pick(i, j) == pickm50(i + 50, j));
+			assert(pick(i, j) == pickp50(i - 50, j));		
+		}
+	}
+}
+
+