public void testWideTuple() throws Exception {
Text emptyText = new Text("Should be empty");
Writable[] values = new Writable[64];
Arrays.fill(values,emptyText);
values[42] = new Text("Number 42");
TupleWritable tuple = new TupleWritable(values);
tuple.setWritten(42);
for (int pos=0; pos<tuple.size();pos++) {
boolean has = tuple.has(pos);
if (pos == 42) {
assertTrue(has);
}
else {
assertFalse("Tuple position is incorrectly labelled as set: " + pos, has);
}
}
}
TestTupleWritable.java 文件源码
java
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项目:hadoop
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