Function TestCellIDFromTokensErrorCases

s2/cellid_test.go:391–425

(t *testing.T)

}

func TestCellIDFromTokensErrorCases(t *testing.T) {
	noneToken := CellID(0).ToToken()
	if noneToken != "X" {
		t.Errorf("CellID(0).Token() = %q, want X", noneToken)
	}
	noneID := CellIDFromToken(noneToken)
	if noneID != CellID(0) {
		t.Errorf("CellIDFromToken(%q) = %x, want 0", noneToken, uint64(noneID))
	}

	// Sentinel is invalid.
	sentinel := SentinelCellID.ToToken()
	if got, want := CellIDFromToken(sentinel), SentinelCellID; got != want {
		t.Errorf("CellIDFromToken(%v) = %v, want %v", sentinel, got, want)
	}

	// Check an invalid face.
	face7 := CellIDFromFace(7).ToToken()
	if got, want := CellIDFromToken(face7), CellIDFromFace(7); got != want {
		t.Errorf("CellIDFromToken(%v) = %v, want %v", face7, got, want)
	}

	tests := []string{
		"876b e99",
		"876bee99\n",
		"876[ee99",
		" 876bee99",
	}
	for _, test := range tests {
		ci := CellIDFromToken(test)
		if uint64(ci) != 0 {
			t.Errorf("CellIDFromToken(%q) = %x, want 0", test, uint64(ci))
		}
	}
}

func TestIJLevelToBoundUV(t *testing.T) {
	maxIJ := 1<<MaxLevel - 1