bayard 2003/11/25 23:56:38
Modified: io/src/test/org/apache/commons/io EndianUtilsTest.java
Log:
Filled things in a bit more test wise.
Revision Changes Path
1.2 +21 -6
jakarta-commons-sandbox/io/src/test/org/apache/commons/io/EndianUtilsTest.java
Index: EndianUtilsTest.java
===================================================================
RCS file:
/home/cvs/jakarta-commons-sandbox/io/src/test/org/apache/commons/io/EndianUtilsTest.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- EndianUtilsTest.java 26 Nov 2003 07:50:05 -0000 1.1
+++ EndianUtilsTest.java 26 Nov 2003 07:56:38 -0000 1.2
@@ -80,8 +80,10 @@
}
public void testSwapShort() {
- // need to study to make up these
- assertEquals( 1, EndianUtils.swapShort( (short) 256 ) );
+ assertEquals( (short) 0, EndianUtils.swapShort( (short) 0 ) );
+ assertEquals( (short) 0x0201, EndianUtils.swapShort( (short) 0x0102 ) );
+ assertEquals( (short) 0xffff, EndianUtils.swapShort( (short) 0xffff ) );
+ assertEquals( (short) 0x0102, EndianUtils.swapShort( (short) 0x0201 ) );
}
public void testSwapInteger() {
@@ -99,13 +101,26 @@
assertEquals( 0x0807060504030201L, EndianUtils.swapLong(
0x0102030405060708L ) );
}
- // TODO:
/*
public void testSwapFloat() {
}
public void testSwapDouble() {
}
+ */
+
+ /**
+ * Tests all swapXxxx methods for symmetry when going from one endian
+ * to another and back again.
+ */
+ public void testSymmetry() {
+ assertEquals( (short) 0x0102, EndianUtils.swapShort( EndianUtils.swapShort(
(short) 0x0102 ) ) );
+ assertEquals( 0x01020304, EndianUtils.swapInteger( EndianUtils.swapInteger(
0x01020304 ) ) );
+ assertEquals( 0x0102030405060708L, EndianUtils.swapLong(
EndianUtils.swapLong( 0x0102030405060708L ) ) );
+ }
+
+ /*
+ // TODO:
// All readSwappedXxxx(byte[], int)
// All writeSwappedXxxx(byte[], int, xxxx)
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