Remove diffs.sh

Noone had a clear idea for what this should be doing,
so remove it.

Fixes: 266245044
Test: Presubmits
Change-Id: I476ff4bb6d33bab3b1fd5b1e771b4ffa6aea5576

1 files changed, 0 insertions, 92 deletions

diff --git a/ci/diffs.sh b/ci/diffs.sh
deleted file mode 100755
index 2752f71d..00000000
--- a/ci/diffs.sh
+++ /dev/null
@@ -1,92 +0,0 @@
-#!/bin/bash -eux
-# checks the diff between legacy Soong built artifacts and their counterparts
-# built with bazel/mixed build
-export TARGET_PRODUCT=aosp_arm64
-export TARGET_BUILD_VARIANT=userdebug
-
-build/soong/soong_ui.bash \
-  --build-mode \
-  --all-modules \
-  --dir="$(pwd)" \
-  bp2build
-build/bazel/bin/bazel build --config=bp2build //build/bazel/scripts/difftool:collect_zip //build/bazel/scripts/difftool:difftool_zip
-
-readonly COLLECT_ZIP="$(realpath bazel-bin/build/bazel/scripts/difftool/collect.zip)"
-readonly DIFFTOOL_ZIP="$(realpath bazel-bin/build/bazel/scripts/difftool/difftool.zip)"
-
-# the following 2 arrays must be of the same size
-MODULES=(
-  # libnativehelper # TODO(b/266245044) re-enable the test
-)
-OUTPUTS=(
-  JNIHelp.o
-)
-PATH_FILTERS=(
-  "linux_glibc_x86_shared/\|linux_x86-opt"
-  "linux_glibc_x86_64_shared/\|linux_x86_64-opt"
-  "android_arm64[-_]"
-#  "android_arm[-_]" TODO(usta) investigate why there is a diff for this
-)
-readonly AOSP_ROOT="$(readlink -f "$(dirname "$0")"/../../..)"
-#TODO(usta): absolute path isn't compatible with collect.py and ninja
-readonly LEGACY_OUTPUT_SEARCH_TREE="out/soong/.intermediates/libnativehelper"
-readonly MIXED_OUTPUT_SEARCH_TREE="out/bazel/output/execroot/__main__/bazel-out"
-readonly NINJA_FILE="$AOSP_ROOT/out/combined-$TARGET_PRODUCT.ninja"
-# python is expected in PATH but used only to start a zipped python archive,
-# which bundles its own interpreter. We could also simply use `build/bazel/bin/bazel run`
-# instead however that sets the working directly differently and collect.py
-# won't work because it expects paths relative to $OUT_DIR
-# TODO(usta) make collect.py work with absolute paths and maybe consider
-# using `build/bazel/bin/bazel run` on the `py_binary` target directly instead of using
-# the python_zip_file filegroup's output
-readonly stub_python=python3
-readonly LEGACY_COLLECTION="$AOSP_ROOT/out/diff_metadata/legacy"
-readonly MIXED_COLLECTION="$AOSP_ROOT/out/diff_metadata/mixed"
-mkdir -p "$LEGACY_COLLECTION"
-mkdir -p "$MIXED_COLLECTION"
-
-function findIn() {
-  result=$(find "$1" -name "$3" | grep "$2")
-  count=$(echo "$result" | wc -l)
-  if [[ "$count" -ne "1" || -z "$result" ]]; then
-    printf "Expected 1 file, found:\n%s\nCommand run: find $1 -name $3 | grep $2\n" "$result" >&2
-    exit 1
-  fi
-  echo "$result"
-}
-
-for ((i = 0; i < ${#MODULES[@]}; i++)); do
-  MODULE=${MODULES[$i]}
-  echo "Building $MODULE for comparison"
-  build/soong/soong_ui.bash --make-mode "$MODULE"
-  $stub_python $COLLECT_ZIP \
-    "$NINJA_FILE" "$LEGACY_COLLECTION"
-  # TODO(b/254572169): Remove DISABLE_ARTIFACT_PATH_REQUIREMENT before launching --bazel-mode.
-  build/soong/soong_ui.bash \
-    --make-mode \
-    --bazel-mode-dev \
-    DISABLE_ARTIFACT_PATH_REQUIREMENTS=true \
-    BAZEL_STARTUP_ARGS="--max_idle_secs=5" \
-    BAZEL_BUILD_ARGS="--color=no --curses=no --noshow_progress" \
-    "$MODULE"
-  $stub_python $COLLECT_ZIP \
-      "$NINJA_FILE" "$MIXED_COLLECTION"
-  OUTPUT=${OUTPUTS[$i]}
-  for ((j = 0; j < ${#PATH_FILTERS[@]}; j++)); do
-    PATH_FILTER=${PATH_FILTERS[$j]}
-    LEGACY_OUTPUT=$(findIn "$LEGACY_OUTPUT_SEARCH_TREE" "$PATH_FILTER" "$OUTPUT")
-    MIXED_OUTPUT=$(findIn "$MIXED_OUTPUT_SEARCH_TREE" "$PATH_FILTER" "$OUTPUT")
-
-    LEGACY_COLLECTION_DIR=$(dirname "$LEGACY_COLLECTION/$LEGACY_OUTPUT")
-    mkdir -p "$LEGACY_COLLECTION_DIR"
-    cp "$LEGACY_OUTPUT" "$LEGACY_COLLECTION_DIR"
-    MIXED_COLLECTION_DIR=$(dirname "$MIXED_COLLECTION/$MIXED_OUTPUT")
-    mkdir -p "$MIXED_COLLECTION_DIR"
-    cp "$MIXED_OUTPUT" "$MIXED_COLLECTION_DIR"
-
-    $stub_python $DIFFTOOL_ZIP \
-      --level=SEVERE -v "$LEGACY_COLLECTION" "$MIXED_COLLECTION" \
-      -l="$LEGACY_OUTPUT" -r="$MIXED_OUTPUT"
-  done
-done
-