library/test/src/formatters/mod.rs

   1 use std::{io, io::prelude::Write};
   2
   3 use crate::{
   4     console::ConsoleTestState,
   5     test_result::TestResult,
   6     time,
   7     types::{TestDesc, TestName},
   8 };
   9
  10 mod json;
  11 mod junit;
  12 mod pretty;
  13 mod terse;
  14
  15 pub(crate) use self::json::JsonFormatter;
  16 pub(crate) use self::junit::JunitFormatter;
  17 pub(crate) use self::pretty::PrettyFormatter;
  18 pub(crate) use self::terse::TerseFormatter;
  19
  20 pub(crate) trait OutputFormatter {
  21     fn write_run_start(&mut self, test_count: usize, shuffle_seed: Option<u64>) -> io::Result<()>;
  22     fn write_test_start(&mut self, desc: &TestDesc) -> io::Result<()>;
  23     fn write_timeout(&mut self, desc: &TestDesc) -> io::Result<()>;
  24     fn write_result(
  25         &mut self,
  26         desc: &TestDesc,
  27         result: &TestResult,
  28         exec_time: Option<&time::TestExecTime>,
  29         stdout: &[u8],
  30         state: &ConsoleTestState,
  31     ) -> io::Result<()>;
  32     fn write_run_finish(&mut self, state: &ConsoleTestState) -> io::Result<bool>;
  33 }
  34
  35 pub(crate) fn write_stderr_delimiter(test_output: &mut Vec<u8>, test_name: &TestName) {
  36     match test_output.last() {
  37         Some(b'\n') => (),
  38         Some(_) => test_output.push(b'\n'),
  39         None => (),
  40     }
  41     writeln!(test_output, "---- {} stderr ----", test_name).unwrap();
  42 }