src/tools/rustfmt/ci/integration.sh

   1 #!/usr/bin/env bash
   2
   3 set -ex
   4
   5 : ${INTEGRATION?"The INTEGRATION environment variable must be set."}
   6
   7 # FIXME: this means we can get a stale cargo-fmt from a previous run.
   8 #
   9 # `which rustfmt` fails if rustfmt is not found. Since we don't install
  10 # `rustfmt` via `rustup`, this is the case unless we manually install it. Once
  11 # that happens, `cargo install --force` will be called, which installs
  12 # `rustfmt`, `cargo-fmt`, etc to `~/.cargo/bin`. This directory is cached by
  13 # travis (see `.travis.yml`'s "cache" key), such that build-bots that arrive
  14 # here after the first installation will find `rustfmt` and won't need to build
  15 # it again.
  16 #
  17 #which cargo-fmt || cargo install --force
  18 CFG_RELEASE=nightly CFG_RELEASE_CHANNEL=nightly cargo install --path . --force --locked
  19
  20 echo "Integration tests for: ${INTEGRATION}"
  21 cargo fmt -- --version
  22
  23 # Checks that:
  24 #
  25 # * `cargo fmt --all` succeeds without any warnings or errors
  26 # * `cargo fmt --all -- --check` after formatting returns success
  27 # * `cargo test --all` still passes (formatting did not break the build)
  28 function check_fmt_with_all_tests {
  29     check_fmt_base "--all"
  30     return $?
  31 }
  32
  33 # Checks that:
  34 #
  35 # * `cargo fmt --all` succeeds without any warnings or errors
  36 # * `cargo fmt --all -- --check` after formatting returns success
  37 # * `cargo test --lib` still passes (formatting did not break the build)
  38 function check_fmt_with_lib_tests {
  39     check_fmt_base "--lib"
  40     return $?
  41 }
  42
  43 function check_fmt_base {
  44     local test_args="$1"
  45     local build=$(cargo test $test_args 2>&1)
  46     if [[ "$build" =~ "build failed" ]] || [[ "$build" =~ "test result: FAILED." ]]; then
  47           return 0
  48     fi
  49     touch rustfmt.toml
  50     cargo fmt --all -v |& tee rustfmt_output
  51     if [[ ${PIPESTATUS[0]} != 0 ]]; then
  52         cat rustfmt_output
  53         return 1
  54     fi
  55     cat rustfmt_output
  56     ! cat rustfmt_output | grep -q "internal error"
  57     if [[ $? != 0 ]]; then
  58         return 1
  59     fi
  60     ! cat rustfmt_output | grep -q "warning"
  61     if [[ $? != 0 ]]; then
  62         return 1
  63     fi
  64     ! cat rustfmt_output | grep -q "Warning"
  65     if [[ $? != 0 ]]; then
  66         return 1
  67     fi
  68     cargo fmt --all -- --check |& tee rustfmt_check_output
  69     if [[ ${PIPESTATUS[0]} != 0 ]]; then
  70         cat rustfmt_check_output
  71         return 1
  72     fi
  73     cargo test $test_args
  74     if [[ $? != 0 ]]; then
  75         return $?
  76     fi
  77 }
  78
  79 function show_head {
  80     local head=$(git rev-parse HEAD)
  81     echo "Head commit of ${INTEGRATION}: $head"
  82 }
  83
  84 case ${INTEGRATION} in
  85     cargo)
  86         git clone --depth=1 https://github.com/rust-lang/${INTEGRATION}.git
  87         cd ${INTEGRATION}
  88         show_head
  89         export CFG_DISABLE_CROSS_TESTS=1
  90         check_fmt_with_all_tests
  91         cd -
  92         ;;
  93     crater)
  94         git clone --depth=1 https://github.com/rust-lang-nursery/${INTEGRATION}.git
  95         cd ${INTEGRATION}
  96         show_head
  97         check_fmt_with_lib_tests
  98         cd -
  99         ;;
 100     *)
 101         git clone --depth=1 https://github.com/rust-lang-nursery/${INTEGRATION}.git
 102         cd ${INTEGRATION}
 103         show_head
 104         check_fmt_with_all_tests
 105         cd -
 106         ;;
 107 esac