public void GetTotalNumberOfOrbitsTest()
{
// Test examples taken from https://adventofcode.com/2019/day/6
// COM)B
// B)C
// C)D
// D)E
// E)F
// B)G
// G)H
// D)I
// E)J
// J)K
// K)L
// The total number of direct and indirect orbits in this example is 42.
var testData = new List <Tuple <string[], int> >(new Tuple <string[], int>[] {
new Tuple <string[], int>(new string[] { "COM)B", "B)C", "C)D", "D)E", "E)F", "B)G", "G)H", "D)I", "E)J", "J)K", "K)L" }, 42)
});
foreach (var testExample in testData)
{
var orbitalMap = Day06.ConstructOrbitMap(testExample.Item1);
var numberOfOrbits = Day06.GetTotalNumberOfOrbits(orbitalMap);
Assert.Equal(testExample.Item2, numberOfOrbits);
}
}
public void GetNumberOfOrbitalTransfersTest()
{
// Test examples found here:
// https://adventofcode.com/2019/day/6#part2
// COM)B
// B)C
// C)D
// D)E
// E)F
// B)G
// G)H
// D)I
// E)J
// J)K
// K)L
// K)YOU
// I)SAN
// In this example, YOU are in orbit around K, and SAN is in orbit
// around I. To move from K to I, a minimum of 4 orbital transfers
// are required:
// K to J
// J to E
//E to D
//D to I
var testData = new List <Tuple <string[], int> >(new Tuple <string[], int>[] {
new Tuple <string[], int>(new string[] {
"COM)B",
"B)C",
"C)D",
"D)E",
"E)F",
"B)G",
"G)H",
"D)I",
"E)J",
"J)K",
"K)L",
"K)YOU",
"I)SAN"
}, 4)
});
foreach (var testExample in testData)
{
var orbitalMap = Day06.ConstructOrbitMap(testExample.Item1);
var numberOfOrbits = Day06.GetNumberOfOrbitalTransfers("YOU", "SAN", orbitalMap);
Assert.Equal(testExample.Item2, numberOfOrbits);
}
}