public void testToString() throws Exception {
char[] b = {'a', 'l', 'o', 'h', 'a'};
TermAttributeImpl t = new TermAttributeImpl();
t.setTermBuffer(b, 0, 5);
assertEquals("term=aloha", t.toString());
t.setTermBuffer("hi there");
assertEquals("term=hi there", t.toString());
}
public void testResize() {
TermAttributeImpl t = new TermAttributeImpl();
char[] content = "hello".toCharArray();
t.setTermBuffer(content, 0, content.length);
for (int i = 0; i < 2000; i++) {
t.resizeTermBuffer(i);
assertTrue(i <= t.termBuffer().length);
assertEquals("hello", t.term());
}
}
public void testCopyTo() throws Exception {
TermAttributeImpl t = new TermAttributeImpl();
TermAttributeImpl copy = (TermAttributeImpl) TestSimpleAttributeImpls.assertCopyIsEqual(t);
assertEquals("", t.term());
assertEquals("", copy.term());
t = new TermAttributeImpl();
char[] content = "hello".toCharArray();
t.setTermBuffer(content, 0, 5);
char[] buf = t.termBuffer();
copy = (TermAttributeImpl) TestSimpleAttributeImpls.assertCopyIsEqual(t);
assertEquals(t.term(), copy.term());
assertNotSame(buf, copy.termBuffer());
}
public void testEquals() throws Exception {
TermAttributeImpl t1a = new TermAttributeImpl();
char[] content1a = "hello".toCharArray();
t1a.setTermBuffer(content1a, 0, 5);
TermAttributeImpl t1b = new TermAttributeImpl();
char[] content1b = "hello".toCharArray();
t1b.setTermBuffer(content1b, 0, 5);
TermAttributeImpl t2 = new TermAttributeImpl();
char[] content2 = "hello2".toCharArray();
t2.setTermBuffer(content2, 0, 6);
assertTrue(t1a.equals(t1b));
assertFalse(t1a.equals(t2));
assertFalse(t2.equals(t1b));
}
public void testGrow() {
TermAttributeImpl t = new TermAttributeImpl();
StringBuilder buf = new StringBuilder("ab");
for (int i = 0; i < 20; i++) {
char[] content = buf.toString().toCharArray();
t.setTermBuffer(content, 0, content.length);
assertEquals(buf.length(), t.termLength());
assertEquals(buf.toString(), t.term());
buf.append(buf.toString());
}
assertEquals(1048576, t.termLength());
assertEquals(1179654, t.termBuffer().length);
// now as a string, first variant
t = new TermAttributeImpl();
buf = new StringBuilder("ab");
for (int i = 0; i < 20; i++) {
String content = buf.toString();
t.setTermBuffer(content, 0, content.length());
assertEquals(content.length(), t.termLength());
assertEquals(content, t.term());
buf.append(content);
}
assertEquals(1048576, t.termLength());
assertEquals(1179654, t.termBuffer().length);
// now as a string, second variant
t = new TermAttributeImpl();
buf = new StringBuilder("ab");
for (int i = 0; i < 20; i++) {
String content = buf.toString();
t.setTermBuffer(content);
assertEquals(content.length(), t.termLength());
assertEquals(content, t.term());
buf.append(content);
}
assertEquals(1048576, t.termLength());
assertEquals(1179654, t.termBuffer().length);
// Test for slow growth to a long term
t = new TermAttributeImpl();
buf = new StringBuilder("a");
for (int i = 0; i < 20000; i++) {
String content = buf.toString();
t.setTermBuffer(content);
assertEquals(content.length(), t.termLength());
assertEquals(content, t.term());
buf.append("a");
}
assertEquals(20000, t.termLength());
assertEquals(20167, t.termBuffer().length);
// Test for slow growth to a long term
t = new TermAttributeImpl();
buf = new StringBuilder("a");
for (int i = 0; i < 20000; i++) {
String content = buf.toString();
t.setTermBuffer(content);
assertEquals(content.length(), t.termLength());
assertEquals(content, t.term());
buf.append("a");
}
assertEquals(20000, t.termLength());
assertEquals(20167, t.termBuffer().length);
}
public void testMixedStringArray() throws Exception {
TermAttributeImpl t = new TermAttributeImpl();
t.setTermBuffer("hello");
assertEquals(t.termLength(), 5);
assertEquals(t.term(), "hello");
t.setTermBuffer("hello2");
assertEquals(t.termLength(), 6);
assertEquals(t.term(), "hello2");
t.setTermBuffer("hello3".toCharArray(), 0, 6);
assertEquals(t.term(), "hello3");
// Make sure if we get the buffer and change a character
// that term() reflects the change
char[] buffer = t.termBuffer();
buffer[1] = 'o';
assertEquals(t.term(), "hollo3");
}
