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#!/bin/bash
# Run `cargo test` on an installed Debian crate, e.g. in an autopkgtest.
#
# Requires dev-dependencies to be installed. If you give extra flags such as
# "--all-features", then these features' dependencies must also be installed.
#
# This script also swallows some known false-positive test failures, so you
# don't have to set test_is_broken everywhere in your debcargo.toml configs.
set -e
pkg="$1"
ver="$2"
if [ -z "$pkg" -o -z "$ver" ]; then
echo >&2 "Usage: $0 <crate> <version> [<extra test flags, e.g. --all-features>]"
exit 2
fi
shift 2
pkgdir="/usr/share/cargo/registry/${pkg}-${ver}"
if [ ! -d "$pkgdir" ]; then
echo >&2 "crate directory not found: $pkgdir"
exit 1
fi
cd "$pkgdir"
rundir=$(mktemp -d)
# https://stackoverflow.com/a/14812383 inside "trap" avoids running handler twice
trap 'excode=$?; rm -rf "'"$rundir"'"; trap - EXIT' EXIT HUP INT QUIT PIPE TERM
# set envvars necessary for cargo-debian-wrapper
export DEB_CARGO_CRATE="${pkg}_${ver}"
export CARGO_HOME="$rundir/debian/cargo_home"
mkdir -p "$CARGO_HOME"
mkdir -p "$rundir/registry"
. <(dpkg-buildflags --export)
. <(dpkg-architecture -s)
RUST_TYPE="$(rustc --version --verbose | sed -ne 's/^host: //p')"
export DEB_HOST_RUST_TYPE="$RUST_TYPE"
export DEB_BUILD_RUST_TYPE="$RUST_TYPE"
export DEB_TARGET_RUST_TYPE="$RUST_TYPE"
export CARGO_TARGET_DIR="$rundir/target"
export PATH="/usr/share/cargo/bin:$PATH"
# run the test!
if [ -t 2 ]; then flags="--color=always"; export RUSTDOCFLAGS="--color=always"; fi
run_test() {
local n="$1"
shift
{ cargo test $flags "$@" 2>&1; echo "$?" > "$rundir/run-$n.ec"; } | tee "$rundir/run-$n.log"
sed -i -e 's/\x1b\[[0-9;]*m//g' "$rundir/run-$n.log" # rm ansi colour codes
local x="$(< "$rundir/run-$n.ec")"
if [ "$x" = "0" ]; then
return 0
fi
local e="$(egrep -o '^error\[E[0-9]+\]' "$rundir/run-$n.log" | sort -u | tr '\n' ',')"
# some crates like to update their old versions to depend on their new
# versions, e.g. rand-core. unfortunately this breaks cargo test, see
# https://github.com/rust-lang/cargo/issues/6819. so just ignore them.
if [ "$e" = "error[E0463],error[E0465]," ]; then
echo "cargo-auto-test: ignore test failure due to upstream #6819: $e"
return 0
fi
return "$x"
}
set +e
cargo prepare-debian "$rundir/registry" --link-from-system
run_test 0 "$@"
x="$?"
if [ "$x" = "0" ]; then exit 0; fi
if ! egrep -q '^error\[E0554\]' "$rundir/run-0.log"; then exit "$x"; fi
echo
echo "----------------------------------------------------------------"
echo "cargo-auto-test: re-running test with RUSTC_BOOTSTRAP due to E0554"
RUSTC_BOOTSTRAP=1 run_test 1 "$@"
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