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Test that moving rightward is consistent with the data structure.

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This commit is contained in:
Rob Rix 2015-11-05 11:29:41 -05:00
parent deb3745613
commit 07fdfc5abc
1 changed files with 4 additions and 0 deletions
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4
prototype/DoubtTests/LocationTests.swift
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@ -27,6 +27,10 @@ final class LocationTests: XCTestCase {
func testCannotMoveLeftwardsFromFirstChildOfBranch() { func testCannotMoveLeftwardsFromFirstChildOfBranch() {
assert(term.explore().down?.left?.it, ==, nil) assert(term.explore().down?.left?.it, ==, nil)
} }
func testCanMoveRightwardsFromLeftmostChildOfLongBranch() {
assert(term.explore().down?.right?.it, ==, leafB)
}
} }