From d6c0682658d1806da24206ce5a57de08c0cf4bf1 Mon Sep 17 00:00:00 2001
From: Brian Hicks <brian@brianthicks.com>
Date: Thu, 19 Nov 2020 20:21:46 -0600
Subject: [PATCH] diff between current and golden tests

---
 .gitignore                      | 1 +
 script/run-integration-tests.sh | 7 ++++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/.gitignore b/.gitignore
index 5f8126b..0505aec 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 /forbidden-imports.toml
 /result
 /target
+/tests/golden-results/*.current
diff --git a/script/run-integration-tests.sh b/script/run-integration-tests.sh
index 85d9e59..cb4c216 100755
--- a/script/run-integration-tests.sh
+++ b/script/run-integration-tests.sh
@@ -6,8 +6,13 @@ run_test() {
   TEST_FILE="${1:-}"
   NAME="$(basename "$TEST_FILE")"
 
+  GOLDEN="tests/golden-results/$NAME.txt"
+  CURRENT="$GOLDEN.current"
+
   echo "===== $NAME"
-  env PATH="$(pwd)/target/debug:$PATH" bash -xeou pipefail "$TEST_FILE" > "tests/golden-results/$NAME.txt"
+  env PATH="$(pwd)/target/debug:$PATH" bash -xeou pipefail "$TEST_FILE" > "$CURRENT"
+
+  diff -U 0 "$GOLDEN" "$CURRENT"
 }
 
 cargo build