TableTest.v3

// Copyright 2021 Ben L. Titzer. All rights reserved.
// See LICENSE for details of Apache 2.0 license.

def T = UnitTests.register;
def X_ = void(
	T("table:sig1", test_sig1),
	T("table:set_sig1", test_set_sig1)
);

def test_sig1(t: Tester) {
	var decl = TableDecl.new(ValueTypes.FUNCREF, SizeConstraint(false, 1, Max.None));
	var table = Table.new(decl.elemtype, decl);

	t.assert_eq(1, table.funcs.length);
	t.assert_eq(1, table.ids.length);
	if (!t.ok) return;
	
	t.assert_eq(null, table.funcs[0]);
	t.assert_eq(-1, table.ids[0]);
}

def test_set_sig1(t: Tester) {
	var decl = TableDecl.new(ValueTypes.FUNCREF, SizeConstraint(false, 1, Max.None));
	var table = Table.new(decl.elemtype, decl);

	var func = HostFunction.new("test_func", SigCache.i_i, null);
	var id = Canon.sigId(func.sig);

	table[0] = Value.Ref(func);
	t.assert_eq(func, table.funcs[0]);
	t.assert_eq(id, table.ids[0]);
}