Fix build-breakers

Fix two build-breaking issues introduced in [1].

* Update Dockerfile for new integration tests

* alpine doesn't have bash; make integration tests use sh

* stdout line endings on Windows contain CRLF

References

1. 7c419a7 "ci, sample: add tests for child processes"

Dockerfile

@@ -13,7 +13,7 @@
 ###   set --build-arg CARGO_NET_OFFLINE=true
 
 # Rust version, like "1" or "1.67.0"
-ARG BUILD_RUST_TAG=1.67
+ARG BUILD_RUST_TAG=1.70
 
 # Build operating system
 # Use slim-buster for glibc or alpine for musl
@@ -100,21 +100,13 @@ RUN [ -n "$CARGO_BUILD_TARGET" ] || unset CARGO_BUILD_TARGET && \
     cargo test --frozen --release --workspace && \
     cargo install --frozen --path=crates/samedec
 
-# Perform tests
-RUN samedec --version
+# Perform integration tests
+COPY sample sample
 
-COPY sample/*.22050.s16le.* .
-
-RUN set -e; \
-    for file in $(basename -s .bin *.s16le.bin); do \
-      printf '[%s]\n' "$file"; \
-      samedec -r 22050 <"$file.bin" | tee result; \
-      cmp result "$file.txt" || {\
-        echo "FAIL!"; \
-        exit 1; \
-      }; \
-      echo "PASS"; \
-    done
+RUN samedec --version && \
+    cd sample && \
+    SAMEDEC=/usr/local/bin/samedec ./test.sh && \
+    cd ..
 
 ###
 ### NON-IMAGE

sample/long_message.22050.s16le.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+set -e
+
+# close standard input to ignore it
+exec 0>/dev/null
+
+[ "$SAMEDEC_RATE" = "22050" ]
+[ "$SAMEDEC_EVENT" = "Practice/Demo Warning" ]
+[ "$SAMEDEC_ORG" = "EAS" ]
+[ "$SAMEDEC_SIGNIFICANCE" = "W" ]
+[ "$SAMEDEC_LOCATIONS" = "372088 091724 919623 645687 745748 175234 039940 955869 091611 304171 931612 334828 179485 569615 809223 830187 611340 014693 472885 084645 977764 466883 406863 390018 701741 058097 752790 311648 820127 255900 581947" ]
+[ "$SAMEDEC_ISSUETIME" = "$SAMEDEC_PURGETIME" ]
+
+echo "+OK"

sample/npt.22050.s16le.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+set -e
+
+# close standard input to ignore it
+exec 0>/dev/null
+
+[ "$SAMEDEC_EVENT" = "National Periodic Test" ]
+[ "$SAMEDEC_ORG" = "PEP" ]
+[ "$SAMEDEC_SIGNIFICANCE" = "T" ]
+[ "$SAMEDEC_LOCATIONS" = "000000" ]
+
+lifetime=$(( SAMEDEC_PURGETIME - SAMEDEC_ISSUETIME))
+[ "$lifetime" -eq $(( 30*60 )) ]
+
+echo "+OK"

sample/test.sh

@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/usr/bin/env sh
 #
 # Runs integration tests for samedec.
 #
@@ -12,12 +12,13 @@
 # The integration tests ensure that samedec's child process
 # spawning and environment variable assignment works.
 
-set -euo pipefail
+set -eu
 
-if [ -n "${SAMEDEC:-}" ]; then
-  RUNARGS=("${SAMEDEC}")
+if [ -z "${SAMEDEC:-}" ]; then
+  SAMEDEC="cargo"
+  ARGS="run -q -p samedec --"
 else
-  RUNARGS=('cargo' 'run' '-q' '-p' 'samedec' '--')
+  ARGS=""
 fi
 
 run_samedec() {
@@ -26,23 +27,28 @@ run_samedec() {
 
   infile="$1"
 
-  "${RUNARGS[@]}" \
+  #shellcheck disable=SC2086
+  "$SAMEDEC" $ARGS \
     --rate 22050 \
     --file "${infile}.bin" \
     -- \
-    bash \
-    "${infile}.bash" | tee /dev/stderr
+    sh \
+    "${infile}.sh" | \
+  tee /dev/stderr
 }
 
-for file in $(basename -s .bin *.s16le.bin); do
+for file in $(basename -s .bin -- *.s16le.bin); do
   [ -e "${file}.bin" ] || exit 1
 
   printf '[%s]\n' "$file"
 
-  cmp <(run_samedec "$file") "$file.txt" || {
-      printf '[%s]: FAIL\n' "$file"
-      exit 1
-  };
+  output="$(run_samedec "$file")"
+  expect="$(cat "${file}.txt")"
 
-  printf '[%s]: PASS\n' "$file"
+  if [ "$output" = "$expect" ]; then
+    printf '[%s]: PASS\n' "$file"
+  else
+    printf '[%s]: FAIL\n' "$file"
+    exit 1
+  fi
 done

sample/two_and_two.22050.s16le.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+set -e
+
+# close standard input to ignore it
+exec 0>/dev/null
+
+[ "$SAMEDEC_EVENT" = "Severe Thunderstorm Warning" ]
+[ "$SAMEDEC_ORIGINATOR" = "Weather Service" ]
+[ "$SAMEDEC_SIGNIFICANCE" = "W" ]
+
+lifetime=$(( SAMEDEC_PURGETIME - SAMEDEC_ISSUETIME))
+[ "$lifetime" -eq $(( 1*60*60 + 30*60 )) ]
+
+echo "+OK"