}

    def "counts segments"() {
        expect:
        ROOT.segmentCount() == 0
        path(":").segmentCount() == 0
        path("a").segmentCount() == 1
        path(":a").segmentCount() == 1
        path(":a:b").segmentCount() == 2
        path("a:b").segmentCount() == 2
        path(":a:b:c").segmentCount() == 3
        path("a:b:c").segmentCount() == 3
    }

        if (n < 1) {
            throw new IllegalArgumentException("Taken path segment count must be >= 1.");
        }
        if (n >= segmentCount()) {
            return this;
        }
        return new Path(Arrays.copyOfRange(segments, 0, Math.min(n, segmentCount())), absolute);
    }