dev: add update-golden goal

Signed-off-by: Nikita Pivkin <nikita.pivkin@smartforce.io>

Author: nikpivkin

Makefile

@@ -7,12 +7,23 @@ SED = gsed
 BATS_LIB_PATH = /opt/homebrew/lib
 endif
 
+BATS_ENV := BATS_LIB_PATH=$(BATS_LIB_PATH) \
+	GITHUB_REPOSITORY_OWNER=aquasecurity \
+	TRIVY_CACHE_DIR=.cache \
+	TRIVY_DISABLE_VEX_NOTICE=true \
+	TRIVY_DEBUG=true
+
+BATS_FLAGS := --recursive --timing --verbose-run .
+
 .PHONY: test
 test:
 	mkdir -p .cache
-	BATS_LIB_PATH=$(BATS_LIB_PATH) GITHUB_REPOSITORY_OWNER=aquasecurity\
-	  TRIVY_CACHE_DIR=.cache TRIVY_DISABLE_VEX_NOTICE=true TRIVY_DEBUG=true\
-	  bats --recursive --timing --verbose-run .
+	$(BATS_ENV) bats $(BATS_FLAGS)
+
+.PHONY: update-golden
+update-golden:
+	mkdir -p .cache
+	UPDATE_GOLDEN=1 $(BATS_ENV) bats $(BATS_FLAGS)
 
 bump-trivy:
 	@[ $$NEW_VERSION ] || ( echo "env 'NEW_VERSION' is not set"; exit 1 )

test/test.bats

@@ -57,9 +57,16 @@ function compare_files() {
   remove_github_fields "$file1"
   remove_github_fields "$file2"
 
-  run diff "$file1" "$file2"
-  echo "$output"
-  assert_files_equal "$file1" "$file2"
+  if [ "${UPDATE_GOLDEN}" = "1" ]; then
+    cp "$file1" "$file2"
+    echo "Updated golden file: $file2"
+  else
+    run diff "$file1" "$file2"
+    echo "$output"
+    assert_files_equal "$file1" "$file2"
+  fi
+
+  rm -f "$file1"
 }
 
 @test "trivy repo with securityCheck secret only" {