public void testBufferWithLargeFile() throws Exception {
final char[] chars = "0123456789abcdef".toCharArray();
final char[] manyChars = new char[10000];
for (int i = 0; i < manyChars.length; ++i) {
manyChars[i] = chars[i % chars.length];
}
final String s0 = new String(manyChars);
final StringTextSource textSource = new StringTextSource(s0);
assertSame(s0, textSource.getText());
final File file = new File(getDirectory(), "myfile.txt");
final Buffer buffer = new BufferImplementation(s_resources, textSource, file);
assertEquals(Buffer.TEXT_BUFFER, buffer.getType());
assertTrue(!buffer.isDirty());
assertTrue(!buffer.isUpToDate());
assertEquals(file, buffer.getFile());
assertEquals(textSource, buffer.getTextSource());
buffer.save();
assertTrue(!buffer.isDirty());
assertTrue(buffer.isUpToDate());
assertSame(s0, textSource.getText());
buffer.load();
assertTrue(!buffer.isDirty());
assertTrue(buffer.isUpToDate());
assertEquals(canonicaliseLineEndings(s0), textSource.getText());
assertNotSame(s0, textSource.getText());
}
public void testBufferWithAssociatedFile() throws Exception {
final String s0 = "A shield for your eyes\na beast in the well on your hand";
final String s1 =
"Catch the mean beast\nin the well in the hell on the back\n"
+ "Watch out! You've got no shield\n"
+ "Break up! He's got no peace";
final StringTextSource textSource = new StringTextSource(s0);
assertSame(s0, textSource.getText());
final File file = new File(getDirectory(), "myfile.txt");
final Buffer buffer = new BufferImplementation(s_resources, textSource, file);
assertEquals(Buffer.TEXT_BUFFER, buffer.getType());
assertTrue(!buffer.isDirty());
assertTrue(!buffer.isUpToDate());
assertEquals(file, buffer.getFile());
assertEquals(textSource, buffer.getTextSource());
buffer.save();
assertTrue(!buffer.isDirty());
assertTrue(buffer.isUpToDate());
assertSame(s0, textSource.getText());
textSource.setText(s1);
textSource.markDirty();
assertTrue(buffer.isDirty());
assertTrue(buffer.isUpToDate());
assertSame(s1, textSource.getText());
buffer.load();
assertTrue(!buffer.isDirty());
assertTrue(buffer.isUpToDate());
assertEquals(canonicaliseLineEndings(s0), textSource.getText());
assertNotSame(s0, textSource.getText());
// Add an error margin, as Linux does not support setting the modification
// date with millisecond precision.
assertTrue(file.setLastModified(System.currentTimeMillis() + 1000));
assertTrue(!buffer.isUpToDate());
buffer.load();
assertTrue(buffer.isUpToDate());
assertEquals(textSource, buffer.getTextSource());
}