Clear staging and test folder

Author: bblanchon

steps/07-stage.sh

@@ -13,6 +13,7 @@ STAGING_BIN="$STAGING/bin"
 STAGING_LIB="$STAGING/lib"
 
 mkdir -p "$STAGING"
+rm -rf "$STAGING"/*
 mkdir -p "$STAGING_LIB"
 
 sed "s/#VERSION#/${VERSION:-0.0.0.0}/" <"$PATCHES/PDFiumConfig.cmake" >"$STAGING/PDFiumConfig.cmake"

steps/09-test.sh

@@ -161,6 +161,7 @@ CMAKE_ARGS+=("$SOURCE_DIR")
 if [ $SKIP_TESTS == "false" ]; then
   mkdir -p build
   pushd build
+  rm -rf *
 
   cmake "${CMAKE_ARGS[@]}"
   cmake --build .