Add assign in expression testcase

liling · liling · commit 1beb7921919b · 2007-09-28T08:15:25.000Z
diff --git a/java2python/tests/AssignInExpr.java b/java2python/tests/AssignInExpr.java
@@ -0,0 +1,86 @@
+import junit.framework.*;
+
+public class AssignInExpr extends TestCase {
+
+    public void testExpr() {
+        int a = 1, b = 2, c = 3;
+
+        a = b += c;
+        Assert.assertEquals(b, 5);
+        Assert.assertEquals(a, 5);
+
+        a = b += c += a;
+        Assert.assertEquals(c, 8);
+        Assert.assertEquals(b, 13);
+        Assert.assertEquals(a, 13);
+
+        a = (b = 1) * (c = 10);
+        Assert.assertEquals(a, 10);
+        Assert.assertEquals(b, 1);
+        Assert.assertEquals(a, 10);
+
+    }
+
+    public void testIf() {
+        int a = 4, b = 6, c = 10;
+
+        if ((a +=b) == c) {
+            c = 20;
+        }
+        Assert.assertEquals(a, 10);
+        Assert.assertEquals(b, 6);
+        Assert.assertEquals(c, 20);
+    }
+
+    public void testWhile() {
+        int i = 0;
+
+        while (++i < 10) {
+            Assert.assertTrue(i < 10);
+        }
+        Assert.assertEquals(i, 10);
+
+    }
+
+    public void testDo() {
+        int i = 0;
+        do {
+            Assert.assertTrue(i < 10);
+        } while (++i < 10);
+        Assert.assertEquals(i, 10);
+    }
+
+    public void testPostIncDec() {
+        int i = 0, j = 0, k = 0;
+        i = j++;
+        Assert.assertEquals(i, 0);
+        Assert.assertEquals(j, 1);
+
+        if (++i == j++) {
+            k = 3;
+        }
+        Assert.assertEquals(i, 1);
+        Assert.assertEquals(j, 2);
+        Assert.assertEquals(k, 3);
+    }
+
+    public void testAndOr() {
+        int i = 0, j = 0;
+
+        if (i++ == 1 && j++ == 1) {
+            Assert.fail("and test fail");
+        } else {
+            Assert.assertEquals(i, 1);
+            Assert.assertEquals(j, 0);
+        }
+
+        if (--i != 0 || j-- == 0) {
+            Assert.assertEquals(i, 0);
+            Assert.assertEquals(j, -1);
+        } else {
+            Assert.fail("or test fail");
+        }
+
+    }
+
+}
