Update to cranelift's formatting and testing scripts.

test-all.sh

@@ -0,0 +1,86 @@
+#!/bin/bash
+set -euo pipefail
+
+# This is the top-level test script:
+#
+# - Check code formatting.
+# - Make a debug build.
+# - Make a release build.
+# - Run unit tests for all Rust crates (including the filetests)
+# - Build API documentation.
+# - Optionally, run clippy and fuzzing.
+#
+# All tests run by this script should be passing at all times.
+
+# Disable generation of .pyc files because they cause trouble for vendoring
+# scripts, and this is a build step that isn't run very often anyway.
+export PYTHONDONTWRITEBYTECODE=1
+
+# Repository top-level directory.
+topdir=$(dirname "$0")
+cd "$topdir"
+
+function banner {
+    echo "======  $*  ======"
+}
+
+# Run rustfmt if we have it.
+banner "Rust formatting"
+if type rustfmt > /dev/null; then
+    # In newer versions of rustfmt, replace --write-mode=diff with --check.
+    if ! "$topdir/format-all.sh" --write-mode=diff ; then
+        echo "Formatting diffs detected! Run \"cargo fmt --all\" to correct."
+        exit 1
+    fi
+else
+    echo "rustfmt not available; formatting not checked!"
+    echo
+    echo "If you are using rustup, rustfmt can be installed via"
+    echo "\"rustup component add --toolchain=stable rustfmt-preview\", or see"
+    echo "https://github.com/rust-lang-nursery/rustfmt for more information."
+fi
+
+# Make sure the code builds in release mode.
+banner "Rust release build"
+cargo build --release
+
+# Make sure the code builds in debug mode.
+banner "Rust debug build"
+cargo build
+
+# Run the tests. We run these in debug mode so that assertions are enabled.
+banner "Rust unit tests"
+cargo test --all
+
+# Make sure the documentation builds.
+banner "Rust documentation: $topdir/target/doc/wasmtime/index.html"
+cargo doc
+
+# Run clippy if we have it.
+banner "Rust linter"
+if "$topdir/check-clippy.sh"; then
+    "$topdir/clippy-all.sh" --write-mode=diff
+else
+    echo "\`cargo +nightly install clippy\` for optional rust linting"
+fi
+
+# Ensure fuzzer works by running it with a single input
+# Note LSAN is disabled due to https://github.com/google/sanitizers/issues/764
+banner "cargo fuzz check"
+if rustup toolchain list | grep -q nightly; then
+    if cargo install --list | grep -q cargo-fuzz; then
+        echo "cargo-fuzz found"
+    else
+        echo "installing cargo-fuzz"
+        cargo +nightly install cargo-fuzz
+    fi
+
+    fuzz_module="ffaefab69523eb11935a9b420d58826c8ea65c4c"
+    ASAN_OPTIONS=detect_leaks=0 \
+    cargo +nightly fuzz run fuzz_translate_module \
+        "$topdir/fuzz/corpus/fuzz_translate_module/$fuzz_module"
+else
+    echo "nightly toolchain not found, skipping fuzz target integration test"
+fi
+
+banner "OK"