package core

import "testing"

func TestPathRoot(t *testing.T) {
	tests := []struct {
		path Path
		want string
	}{
		{"", ""},
		{"abc", "abc"},
		{"abc.def", "abc"},
		{"abc.def.ghi", "abc"},
	}
	for _, tt := range tests {
		if got := tt.path.Root(); got != tt.want {
			t.Errorf("Path(%q).Root() = %q, want %q", tt.path, got, tt.want)
		}
	}
}

func TestPathSegments(t *testing.T) {
	tests := []struct {
		path Path
		want []string
	}{
		{"", nil},
		{"abc", []string{"abc"}},
		{"abc.def", []string{"abc", "def"}},
		{"abc.def.ghi", []string{"abc", "def", "ghi"}},
	}
	for _, tt := range tests {
		got := tt.path.Segments()
		if len(got) != len(tt.want) {
			t.Errorf("Path(%q).Segments() = %v, want %v", tt.path, got, tt.want)
			continue
		}
		for i := range got {
			if got[i] != tt.want[i] {
				t.Errorf("Path(%q).Segments()[%d] = %q, want %q", tt.path, i, got[i], tt.want[i])
			}
		}
	}
}