# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1106065049 -3600
# Node ID 14c7f90abf1b0b1d79cc59db5be25585ba8f6d52
# Parent  b220be071851b6f5a78938713776be09f6e8e398
Added a main method test program.

diff -r b220be071851 -r 14c7f90abf1b tests/Value.java
--- a/tests/Value.java	Tue Jan 18 17:17:13 2005 +0100
+++ b/tests/Value.java	Tue Jan 18 17:17:29 2005 +0100
@@ -34,6 +34,68 @@
     public Value newValue() {
         return new Value(this.getValue());
     }
+
+    public static void main(String[] args) {
+        Value v = new Value(123);
+        if (v.getValue() != 123) {
+            System.err.println("v.getValue() failed!");
+        } else {
+            System.out.println("v.getValue() correct: " + v.getValue());
+        }
+        v.setValue(456);
+        if (v.getValue() != 456) {
+            System.err.println("v.setValue(456) or v.getValue() failed!");
+        } else {
+            System.out.println("v.getValue() correct: " + v.getValue());
+        }
+        if (!v.isPositive()) {
+            System.err.println("v.isPositive() failed!");
+        } else {
+            System.out.println("v.isPositive() correct: " + v.isPositive());
+        }
+        v.setValue(-789);
+        if (v.isPositive()) {
+            System.err.println("v.isPositive() failed!");
+        } else {
+            System.out.println("v.isPositive() correct: " + v.isPositive());
+        }
+        if (v.compare(-790) != -1) {
+            System.err.println("v.compare(-790) failed!");
+        } else {
+            System.out.println("v.compare(-790) correct: " + v.compare(-790));
+        }
+        if (v.compare(-788) != 1) {
+            System.err.println("v.compare() failed!");
+        } else {
+            System.out.println("v.compare(-788) correct: " + v.compare(-788));
+        }
+        if (v.compare(-789) != 0) {
+            System.err.println("v.compare() failed!");
+        } else {
+            System.out.println("v.compare(-789) correct: " + v.compare(-789));
+        }
+        Value v2 = v.newValue();
+        if (v == v2) {
+            System.err.println("v.newValue() failed!");
+        }
+        v2.setValue(123);
+        if (v.getValue() == v2.getValue()) {
+            System.err.println("v.newValue() failed (to establish separate members)!");
+        } else {
+            System.out.println("v.getValue() == v2.getValue() correct: " + (v.getValue() == v2.getValue()));
+        }
+        if (v2.add(-123) != 0) {
+            System.err.println("v2.add(-123) failed!");
+        } else {
+            System.out.println("v2.add(-123) correct: " + v2.add(-123));
+        }
+        v2.setValue(255);
+        if (v2.getValue() != 255) {
+            System.err.println("v2.setValue(255) or v2.getValue() failed!");
+        } else {
+            System.out.println("v2.getValue() correct: " + v2.getValue());
+        }
+    }
 }
 
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