From b1da4c9261cbf4be8cbca77b01738269ab70cb48 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Fri, 06 Jan 2017 22:31:06 -0500
Subject: test/12_dmul-dadd.js: New file

---
diff --git a/test/12_dmul-dadd.js b/test/12_dmul-dadd.js
new file mode 100644
index 0000000..b20d4b7
--- /dev/null
+++ b/test/12_dmul-dadd.js
@@ -0,0 +1,45 @@
+/*
+ * test/12_dmul-dadd.js - dmul and dadd tests
+ *
+ * @licstart  The following is the entire license notice for the
+ * JavaScript code in this file.
+ *
+ * Copyright (C) 2017  Patrick McDermott
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * As additional permission under GNU GPL version 3 section 7, you
+ * may distribute non-source (e.g. minimized or compacted) forms of
+ * this program without the copy of the GNU GPL normally required by
+ * section 4, provided you include this license notice and a URL
+ * through which recipients can access the Corresponding Source.
+ *
+ * @licend  The above is the entire license notice
+ * for the JavaScript code in this file.
+ */
+
+var assert = require("assert");
+require("../lib/decmath.js");
+
+describe("dmul() and dadd()", function() {
+	// https://docs.oracle.com/cd/E19957-01/806-3568/ncg_goldberg.html#700
+	it("correctly adds products, 3.34*3.34 + -4*1.22*2.28", function() {
+		assert.equal(dadd(dmul(3.34, 3.34), dmul(-4, dmul(1.22, 2.28))),
+			".0292");
+	});
+	it("correctly adds products, 3.3*3.3 + -4*1.2*2.2", function() {
+		assert.equal(dadd(dmul(3.3, 3.3), dmul(-4, dmul(1.2, 2.2))),
+			".33");
+	});
+});
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