@Test
public void sourceFromInputStreamBounds() throws Exception {
Source source = Okio.source(new ByteArrayInputStream(new byte[100]));
try {
source.read(new Buffer(), -1);
fail();
} catch (IllegalArgumentException expected) {
}
}
@Test
public void readWritePath() throws Exception {
Path path = temporaryFolder.newFile().toPath();
BufferedSink sink = Okio.buffer(Okio.sink(path));
sink.writeUtf8("Hello, java.nio file!");
sink.close();
assertTrue(Files.exists(path));
assertEquals(21, Files.size(path));
BufferedSource source = Okio.buffer(Okio.source(path));
assertEquals("Hello, java.nio file!", source.readUtf8());
source.close();
}
@Test
public void readWriteFile() throws Exception {
File file = temporaryFolder.newFile();
BufferedSink sink = Okio.buffer(Okio.sink(file));
sink.writeUtf8("Hello, java.io file!");
sink.close();
assertTrue(file.exists());
assertEquals(20, file.length());
BufferedSource source = Okio.buffer(Okio.source(file));
assertEquals("Hello, java.io file!", source.readUtf8());
source.close();
}
@Test
public void sourceFromInputStream() throws Exception {
InputStream in =
new ByteArrayInputStream(("a" + repeat('b', Segment.SIZE * 2) + "c").getBytes(UTF_8));
// Source: ab...bc
Source source = Okio.source(in);
Buffer sink = new Buffer();
// Source: b...bc. Sink: abb.
assertEquals(3, source.read(sink, 3));
assertEquals("abb", sink.readUtf8(3));
// Source: b...bc. Sink: b...b.
assertEquals(Segment.SIZE, source.read(sink, 20000));
assertEquals(repeat('b', Segment.SIZE), sink.readUtf8(sink.size()));
// Source: b...bc. Sink: b...bc.
assertEquals(Segment.SIZE - 1, source.read(sink, 20000));
assertEquals(repeat('b', Segment.SIZE - 2) + "c", sink.readUtf8(sink.size()));
// Source and sink are empty.
assertEquals(-1, source.read(sink, 1));
}