update install tests

Signed-off-by: Alex Goodman <alex.goodman@anchore.com>

Makefile

@@ -99,6 +99,27 @@ unit:  ## Run unit tests
 	$(call title,Running unit tests)
 	go test $(shell go list ./... | grep -v anchore/$(REPO)/test)
 
+# note: this is used by CI to determine if the install test fixture cache (docker image tars) should be busted
+install-fingerprint:
+	cd test/install && \
+		make cache.fingerprint
+
+install-test: $(SNAPSHOT_DIR)
+	cd test/install && \
+		make
+
+install-test-cache-save: $(SNAPSHOT_DIR)
+	cd test/install && \
+		make save
+
+install-test-cache-load: $(SNAPSHOT_DIR)
+	cd test/install && \
+		make load
+
+install-test-ci-mac: $(SNAPSHOT_DIR)
+	cd test/install && \
+		make ci-test-mac
+
 $(SNAPSHOT_DIR): $(TEMP_DIR) ## Build snapshot release binaries and packages
 	$(call title,Building snapshot artifacts)
 	# create a config with the dist dir overridden
@@ -114,7 +135,6 @@ release: clean-dist ## Build and publish final binaries and packages
 
 .PHONY: clean
 clean: clean-dist clean-snapshot clean-changelog ## Remove previous builds, result reports, and caches
-	rm -rf $(RESULT_DIR)/*
 
 .PHONY: clean-snapshot
 clean-snapshot:

install.sh

@@ -715,7 +715,7 @@ main() (
   log_info "using release tag='${tag}' version='${version}' os='${os}' arch='${arch}'"
   log_debug "downloading files into ${download_dir}"
 
-  download_and_install_asset "${download_url}" "${download_dir}" "${install_dir}" "${BINARY}" "${os}" "${arch}" "${version}" "${format}" "${binary}"
+  download_and_install_asset "${download_url}" "${download_dir}" "${install_dir}" "${PROJECT_NAME}" "${os}" "${arch}" "${version}" "${format}" "${binary}"
 
   # don't continue if we couldn't install the asset
   if [ "$?" != "0" ]; then

test/install/Makefile

@@ -6,13 +6,15 @@ ALPINE_IMAGE=$(IMAGE_NAME):alpine-3.6
 BUSYBOX_IMAGE=busybox:1.35
 
 ENVS=./environments
-DOCKER_RUN=docker run --rm -t -w /project/test/install -v $(shell pwd)/../../:/project
+DOCKER_RUN=docker run --rm -t -w /project/test/install -v /var/run/docker.sock:/var/run/docker.sock -v $(shell pwd)/../../:/project
 UNIT=make unit-local
 
 # acceptance testing is running the current install.sh against the latest release. Note: this could be a problem down
 # the line if there are breaking changes made that don't align with the latest release (but will be OK with the next
 # release)
-acceptance=sh -c 'curl -sSfL https://raw.githubusercontent.com/anchore/syft/main/install.sh | sh -s -- -b /usr/local/bin && ../../install.sh && docker sbom version'
+CURL_INSTALL_SYFT=curl -sSfL https://raw.githubusercontent.com/anchore/syft/main/install.sh | sh -s -- -b /usr/local/bin
+WGET_INSTALL_SYFT=wget -O - https://raw.githubusercontent.com/anchore/syft/main/install.sh | sh -s -- -b /usr/local/bin
+ACCEPTANCE_CMD=../../install.sh && docker sbom version
 
 # CI cache busting values; change these if you want CI to not use previous stored cache
 INSTALL_TEST_CACHE_BUSTER=894d8ca
@@ -55,7 +57,7 @@ load:
 acceptance-ubuntu-20.04: ubuntu-20.04
 	$(call title,ubuntu:20.04 - acceptance)
 	$(DOCKER_RUN) $(UBUNTU_IMAGE) \
-		$(acceptance)
+		sh -c '$(CURL_INSTALL_SYFT) && $(ACCEPTANCE_CMD)'
 
 unit-ubuntu-20.04: ubuntu-20.04
 	$(call title,ubuntu:20.04 - unit)
@@ -73,7 +75,7 @@ ubuntu-20.04:
 acceptance-alpine-3.6: alpine-3.6
 	$(call title,alpine:3.6 - acceptance)
 	$(DOCKER_RUN) $(ALPINE_IMAGE) \
-		$(acceptance)
+		sh -c '$(WGET_INSTALL_SYFT) && $(ACCEPTANCE_CMD)'
 
 alpine-3.6:
 	$(call title,alpine:3.6 - build environment)
@@ -88,7 +90,7 @@ alpine-3.6:
 acceptance-busybox-1.35: busybox-1.35
 	$(call title,busybox-1.35 - acceptance)
 	$(DOCKER_RUN) $(BUSYBOX_IMAGE) \
-		$(acceptance)
+		sh -c '$(WGET_INSTALL_SYFT) && $(ACCEPTANCE_CMD)'
 
 busybox-1.35:
 	$(call title,busybox-1.35 - build environment)

test/install/download_release_asset_test.sh

@@ -0,0 +1,40 @@
+. test_harness.sh
+
+test_download_release_asset() {
+  release="$1"
+  os="$2"
+  arch="$3"
+  format="$4"
+  expected_mime_type="$5"
+
+  # for troubleshooting
+  # log_set_priority 10
+
+  name=${PROJECT_NAME}
+  version=$(tag_to_version ${release})
+  github_download="https://github.com/${OWNER}/${REPO}/releases/download/${release}"
+
+  tmpdir=$(mktemp -d)
+
+  actual_filepath=$(download_asset "${github_download}" "${tmpdir}" "${name}" "${os}" "${arch}" "${version}" "${format}" )
+
+  assertFileExists "${actual_filepath}" "download_asset os=${os} arch=${arch} format=${format}"
+
+  actual_mime_type=$(file -b --mime-type ${actual_filepath})
+
+  assertEquals "${expected_mime_type}" "${actual_mime_type}" "unexpected mimetype for os=${os} arch=${arch} format=${format}"
+
+  rm -rf -- "$tmpdir"
+}
+
+# always test against the latest release
+release=$(get_release_tag "${OWNER}" "${REPO}" "latest" )
+
+# exercise all possible assets against a real github release (based on asset listing from https://github.com/anchore/docker-sbom-cli-plugin/releases/tag/v0.1.0)
+run_test_case test_download_release_asset "${release}" "darwin" "amd64" "tar.gz" "application/gzip"
+run_test_case test_download_release_asset "${release}" "darwin" "arm64" "tar.gz" "application/gzip"
+run_test_case test_download_release_asset "${release}" "linux" "amd64" "tar.gz" "application/gzip"
+run_test_case test_download_release_asset "${release}" "linux" "arm64" "tar.gz" "application/gzip"
+run_test_case test_download_release_asset "${release}" "windows" "amd64" "zip" "application/zip"
+run_test_case test_download_release_asset "${release}" "windows" "arm64" "zip" "application/zip"
+

test/install/environments/Dockerfile-alpine-3.6

@@ -1,3 +1,3 @@
-FROM alpine:3.6
+FROM alpine:3.15
 RUN apk update && apk add python3 wget unzip make ca-certificates docker-cli
 RUN mkdir ~/.docker