71 lines
2.9 KiB
Rust
71 lines
2.9 KiB
Rust
use preserves::error::{is_eof_io_error, is_syntax_io_error};
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use preserves::symbol::Symbol;
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use preserves::value::IOValue;
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use preserves::value::PackedReader;
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use preserves::value::PackedWriter;
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use preserves::value::Reader;
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use preserves::value::de::from_value as deserialize_from_value;
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use std::iter::Iterator;
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mod samples;
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use samples::*;
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fn decode_all(bytes: &'_ [u8]) -> Result<Vec<IOValue>, std::io::Error> {
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PackedReader::decode_bytes(bytes).configured(true).collect()
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}
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#[test] fn run() -> std::io::Result<()> {
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let mut fh = std::fs::File::open("../../../tests/samples.bin").unwrap();
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let mut d = PackedReader::decode_read(&mut fh).configured(true);
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let tests: TestCases = deserialize_from_value(&d.next().unwrap().unwrap()).unwrap();
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// println!("{:#?}", tests);
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for (Symbol(ref name), ref case) in tests.tests {
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println!("{:?} ==> {:?}", name, case);
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match case {
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TestCase::Test(ref bin, ref val) => {
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assert_eq!(&decode_all(&PackedWriter::encode(val)?[..])?, &[val.clone()]);
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assert_eq!(&decode_all(&bin[..])?, &[val.clone()]);
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assert_eq!(&PackedWriter::encode(val)?, bin);
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}
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TestCase::NondeterministicTest(ref bin, ref val) => {
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// The test cases in samples.pr are carefully written
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// so that while strictly "nondeterministic", the
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// order of keys in encoded dictionaries follows
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// Preserves canonical order.
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assert_eq!(&PackedWriter::encode(val)?, bin);
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assert_eq!(&decode_all(&PackedWriter::encode(val)?[..])?, &[val.clone()]);
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assert_eq!(&decode_all(&bin[..])?, &[val.clone()]);
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}
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TestCase::DecodeTest(ref bin, ref val) => {
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assert_eq!(&decode_all(&PackedWriter::encode(val)?[..])?, &[val.clone()]);
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assert_eq!(&decode_all(&bin[..])?, &[val.clone()]);
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}
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TestCase::ParseError(_) => (),
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TestCase::ParseShort(_) => (),
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TestCase::ParseEOF(_) => (),
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TestCase::DecodeError(ref bin) => {
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match decode_all(&bin[..]) {
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Ok(_) => panic!("Unexpected success"),
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Err(e) => if is_syntax_io_error(&e) {
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// all is OK
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} else {
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panic!("Unexpected error {:?}", e)
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}
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}
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}
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TestCase::DecodeShort(ref bin) => {
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assert!(if let Err(e) = PackedReader::decode_bytes(bin).configured(true).next().unwrap() {
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is_eof_io_error(&e)
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} else {
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false
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})
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}
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TestCase::DecodeEOF(ref bin) => {
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assert!(PackedReader::decode_bytes(bin).configured(true).next().is_none());
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}
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}
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}
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Ok(())
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}
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