use bin/release instead of Procfile

bin/release

@@ -1,6 +1,17 @@
 #!/usr/bin/env bash
 # bin/release <build-dir>
+default_process_types() {
+  local bp_dir=$(cd $(dirname $0); cd ..; pwd)
+  local file="/tmp/default_process_types"
+  local result="default_process_types: {}"
+  if [ -f $file ]; then
+    result="default_process_types:\n  $(cat $file)"
+    rm $file
+  fi
+  echo -e "$result"
+}
+
 cat << EOF
 addons: []
-default_process_types: {}
+$(default_process_types)
 EOF

lib/build.sh

@@ -197,11 +197,11 @@ ensure_procfile() {
   elif test -f $build_dir/Procfile; then
     info "Procfile created during build"
   elif [ "$start_method" == "npm start" ]; then
-    info "No Procfile; Adding 'web: npm start' to new Procfile"
-    echo "web: npm start" > $build_dir/Procfile
+    info "No Procfile; Adding default process type 'web: npm start'"
+    echo "web: npm start" > /tmp/default_process_types
   elif [ "$start_method" == "server.js" ]; then
-    info "No Procfile; Adding 'web: node server.js' to new Procfile"
-    echo "web: node server.js" > $build_dir/Procfile
+    info "No Procfile; Adding default process type 'web: node server.js'"
+    echo "web: node server.js" > /tmp/default_process_types
   else
     info "None found"
   fi

test/run

@@ -244,15 +244,20 @@ testUserConfig() {
 testProcfile() {
   compile "procfile-present-only"
   assertCaptured "Start mechanism:     Procfile"
-  assertNotCaptured "new Procfile"
+  assertNotCaptured "Adding default process type"
+  assertCapturedSuccess
+  release "procfile-present-only"
+  assertCaptured "default_process_types: {}"
   assertCapturedSuccess
 }
 
 testProcfileAbsentNpmStartPresent() {
   compile "procfile-absent-npm-start-present"
   assertCaptured "Start mechanism:     npm start"
-  assertCaptured "Adding 'web: npm start' to new Procfile"
-  assertFile "web: npm start" "Procfile"
+  assertCaptured "Adding default process type 'web: npm start'"
+  assertCapturedSuccess
+  release "procfile-absent-npm-start-present"
+  assertCaptured "web: npm start"
   assertCapturedSuccess
 }
 
@@ -262,28 +267,38 @@ testProcfileAbsentNpmStartAbsent() {
   assertCaptured "None found"
   assertNotCaptured "new Procfile"
   assertCapturedSuccess
+  release "procfile-absent-npm-start-absent"
+  assertCaptured "default_process_types: {}"
+  assertCapturedSuccess
 }
 
 testDynamicProcfile() {
   compile "dynamic-procfile"
   assertCaptured "Procfile created during build"
   assertFileContains "web: node index.js customArg" "${compile_dir}/Procfile"
   assertCapturedSuccess
+  release "dynamic-procfile"
+  assertCaptured "default_process_types: {}"
+  assertCapturedSuccess
 }
 
 testProcfileAbsentServerPresent() {
   compile "procfile-absent-server-present"
   assertCaptured "Start mechanism:     server.js"
-  assertCaptured "'web: node server.js' to new Procfile"
-  assertFile "web: node server.js" "Procfile"
+  assertCaptured "Adding default process type 'web: node server.js'"
+  assertCapturedSuccess
+  release "procfile-absent-server-present"
+  assertCaptured "web: node server.js"
   assertCapturedSuccess
 }
 
 testServerPresentOnly() {
   compile "server-present-only"
   assertCaptured "Skipping dependencies"
-  assertCaptured "'web: node server.js' to new Procfile"
-  assertFile "web: node server.js" "Procfile"
+  assertCaptured "Adding default process type 'web: node server.js'"
+  assertCapturedSuccess
+  release "server-present-only"
+  assertCaptured "web: node server.js"
   assertCapturedSuccess
 }
 
@@ -464,12 +479,24 @@ detect() {
 
 compile_dir=""
 
+default_process_types_cleanup() {
+  file="/tmp/default_process_types"
+  if [ -f "$file" ]; then
+    rm "$file"
+  fi
+}
+
 compile() {
+  default_process_types_cleanup
   compile_dir=$(mktmpdir)
   cp -r ${bp_dir}/test/fixtures/$1/. ${compile_dir}
   capture ${bp_dir}/bin/compile ${compile_dir} ${2:-$(mktmpdir)} $3
 }
 
+release() {
+  capture ${bp_dir}/bin/release ${bp_dir}/test/fixtures/$1
+}
+
 assertFile() {
   assertEquals "$1" "$(cat ${compile_dir}/$2)"
 }