@Test
public void basicSanityFromResourceReader() throws Exception {
InputStream is = UnicodeBomInputStreamTest.class.getResourceAsStream("bom.js");
UnicodeBomInputStream is2 = new UnicodeBomInputStream(is);
is2.skipBOM();
InputStreamReader isr = new InputStreamReader(is2, Charset.forName("UTF-8"));
String s = Util.readerToString(isr);
String nl = System.getProperty("line.separator");
assertThat(s, is("// This file starts with a UTF-8 BOM." + nl + "alert(\"Hello BOM\");" + nl));
}
@Test
public void canLintWithBom() throws Exception {
InputStream is = UnicodeBomInputStreamTest.class.getResourceAsStream("bom.js");
UnicodeBomInputStream is2 = new UnicodeBomInputStream(is);
is2.skipBOM();
InputStreamReader isr = new InputStreamReader(is2, Charset.forName("UTF-8"));
JSLint jsLint = new JSLintBuilder().fromDefault();
jsLint.addOption(Option.UNDEF);
JSLintResult result = jsLint.lint("bom.js", isr);
assertThat(result.getIssues().size(), is(0));
}
@Test
public void basicSanityFromResource() throws Exception {
InputStream is = UnicodeBomInputStreamTest.class.getResourceAsStream("bom.js");
UnicodeBomInputStream is2 = new UnicodeBomInputStream(is);
try {
is2.skipBOM();
// Should start with a double slash then space.
assertThat(is2.read(), is(0x2f));
assertThat(is2.read(), is(0x2f));
assertThat(is2.read(), is(0x20));
} finally {
is2.close();
}
}
@Test
public void basicSanity() throws Exception {
// UTF-8 BOM + "12345"
ByteArrayInputStream in =
new ByteArrayInputStream(
new byte[] {(byte) 0xEF, (byte) 0xBB, (byte) 0xBF, 0x31, 0x32, 0x33, 0x34, 0x35});
UnicodeBomInputStream in2 = new UnicodeBomInputStream(in);
try {
in2.skipBOM();
assertThat(in2.read(), is(0x31));
} finally {
in2.close();
}
}