Kickstart a CLI test suite

.github/workflows/ci.yml

@@ -32,5 +32,5 @@ jobs:
       - run: docker build --tag registry . --progress plain
       - run: docker compose build
       - run: docker compose up --detach --wait
-      - run: make test PRESET=Release
+      - run: make test-e2e PRESET=Release
       - run: docker compose down

Dockerfile

@@ -8,6 +8,10 @@ COPY schemas /source/schemas
 COPY vendor /source/vendor
 COPY CMakeLists.txt /source/CMakeLists.txt
 
+# For testing
+COPY Makefile /source/Makefile
+COPY test/cli /source/test/cli
+
 RUN	cmake -S /source -B ./build \
   -DCMAKE_BUILD_TYPE:STRING=Release \
   -DREGISTRY_INDEX:BOOL=ON \
@@ -19,6 +23,8 @@ RUN cmake --build /build --config Release --parallel 2
 RUN cmake --install ./build --prefix /usr --verbose \
   --config Release --component sourcemeta_registry
 
+RUN make -C /source test PREFIX=/usr
+
 FROM debian:bookworm-slim
 RUN apt-get --yes update && apt-get install --yes --no-install-recommends \
   ca-certificates && apt-get clean && rm -rf /var/lib/apt/lists/*

Makefile

@@ -42,6 +42,10 @@ lint:
 
 .PHONY: test
 test: 
+	./test/cli/index/no-options.sh $(PREFIX)/bin/sourcemeta-registry-index
+
+.PHONY: test-e2e
+test-e2e: 
 	$(HURL) --test \
 		--variable base=$(shell jq --raw-output '.url' < $(SANDBOX)/configuration.json) \
 		test/e2e/*.hurl

test/cli/index/no-options.sh

@@ -0,0 +1,20 @@
+#!/bin/sh
+
+set -o errexit
+set -o nounset
+
+TMP="$(mktemp -d)"
+clean() { rm -rf "$TMP"; }
+trap clean EXIT
+
+"$1" > "$TMP/output.txt" && CODE="$?" || CODE="$?"
+test "$CODE" = "1" || exit 1
+
+VERSION="$(grep '^project' < CMakeLists.txt | head -n 1 | cut -d ' ' -f 3)"
+
+cat << EOF > "$TMP/expected.txt"
+Sourcemeta Registry v$VERSION
+Usage: sourcemeta-registry-index <configuration.json> <path/to/output/directory>
+EOF
+
+diff "$TMP/output.txt" "$TMP/expected.txt"