Add test for int to boolean conversion working like C. See #123.

jnr · Jun 6, 2017 · 4697272 · 4697272
1 parent f39d290
commit 4697272
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/src/test/java/jnr/ffi/NumberTest.java b/src/test/java/jnr/ffi/NumberTest.java
@@ -67,9 +67,16 @@ public static interface TestLib {
     }
     static TestLib testlib;
 
+    public static interface TestBoolean {
+
+        public boolean ret_int32_t(int l);
+    }
+    static TestBoolean testboolean;
+
     @BeforeClass
     public static void setUpClass() throws Exception {
         testlib = TstUtil.loadTestLib(TestLib.class);
+        testboolean = TstUtil.loadTestLib(TestBoolean.class);
     }
 
     @AfterClass
@@ -343,4 +350,11 @@ public long n(long i1, long i2) {
     @Test public void testZeroExtension() throws Exception {
         assertEquals("upper 32 bits not set to zero", 0xdeadbeefL, testlib.ret_uint32_t(0xfee1deadbeefL));
     }
+
+    @Test public void testBooleanFromInt() throws Exception {
+        assertEquals(false, testboolean.ret_int32_t(0));
+        assertEquals(true, testboolean.ret_int32_t(-1));
+        assertEquals(true, testboolean.ret_int32_t(1));
+        assertEquals(true, testboolean.ret_int32_t(2));
+    }
 }