undefect. CWE-407 — 63 sites patched across 27 ecosystems

Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
2026-03-26 17:11:57 -04:00 · 2026-03-26 17:11:57 -04:00 · 0a580b313d
commit 0a580b313d
70422 changed files with 17213626 additions and 0 deletions
--- a/test/jdk/java/util/Currency/NoMinorUnitCurrenciesTest.java
+++ b/test/jdk/java/util/Currency/NoMinorUnitCurrenciesTest.java
@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2007, 2023, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 4512215 4818420 4819436 8310923
+ * @summary Test currencies without minor units.
+ * @run junit NoMinorUnitCurrenciesTest
+ */
+
+import java.util.Currency;
+import java.util.stream.Stream;
+
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class NoMinorUnitCurrenciesTest {
+
+    /**
+     * Spot check some minor undefined currencies and ensure their default fraction
+     * digits are not 2.
+     */
+    @ParameterizedTest
+    @MethodSource("minorUndefined")
+    public void checkFractionDigits(String currencyCode, int digits) {
+        Currency currency = Currency.getInstance(currencyCode);
+        assertEquals(currency.getCurrencyCode(), currencyCode);
+        assertEquals(currency.getDefaultFractionDigits(), digits, String.format(
+                "[%s] expected: %s; got: %s", currencyCode, digits, currency.getDefaultFractionDigits()));
+    }
+
+    // Currencies from the minorUndefined key of CurrencyData.properties
+    // (These are currencies without minor units)
+    private static Stream<Arguments> minorUndefined() {
+        return Stream.of(
+                Arguments.of("XBD", -1),
+                Arguments.of("XAG", -1),
+                Arguments.of("XAU", -1),
+                Arguments.of("XBA", -1),
+                Arguments.of("XBB", -1)
+        );
+    }
+}