Sha256: 3525b84d445474a48d3f14ec0aa7236910c9ce3a0034e8206e7c74074b28cfb1
Contents?: true
Size: 1.5 KB
Versions: 23
Compression:
Stored size: 1.5 KB
Contents
import ceylon.test { ... }
// Tests adapted from problem-specifications version 1.1.0
{[String, Integer, Integer?]*} cases => {
// finds the largest product if span equals length
["29", 2, 18],
// can find the largest product of 2 with numbers in order
["0123456789", 2, 72],
// can find the largest product of 2
["576802143", 2, 48],
// can find the largest product of 3 with numbers in order
["0123456789", 3, 504],
// can find the largest product of 3
["1027839564", 3, 270],
// can find the largest product of 5 with numbers in order
["0123456789", 5, 15120],
// can get the largest product of a big number
["73167176531330624919225119674426574742355349194934", 6, 23520],
// reports zero if the only digits are zero
["0000", 2, 0],
// reports zero if all spans include zero
["99099", 3, 0],
// rejects span longer than string length
["123", 4, null],
// reports 1 for empty string and empty product (0 span)
["", 0, 1],
// reports 1 for nonempty string and empty product (0 span)
["123", 0, 1],
// rejects empty string and nonzero span
["", 1, null],
// rejects invalid character in digits
["1234a5", 2, null],
// rejects negative span
["12345", -1, null]
};
test
parameters(`value cases`)
void testLargestProduct(String digits, Integer window, Integer? expected) {
value result = largestProduct(digits, window);
if (exists expected) {
assertEquals(result, expected);
} else if (!is Error result) {
fail("should have errored, but got ``result``");
}
}
Version data entries
23 entries across 23 versions & 1 rubygems