Travis testing

tests/test_helper.bash

@@ -0,0 +1,58 @@
+#!/usr/bin/env bash
+export DOKKU_QUIET_OUTPUT=1
+export DOKKU_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/dokku"
+export DOKKU_VERSION=${DOKKU_VERSION:-"master"}
+export PATH="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/bin:$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/dokku:$PATH"
+export PLUGIN_COMMAND_PREFIX="postgres"
+export PLUGIN_PATH="$DOKKU_ROOT/plugins"
+export PLUGIN_DATA_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/fixtures"
+
+mkdir -p $PLUGIN_DATA_ROOT
+
+flunk() {
+  { if [ "$#" -eq 0 ]; then cat -
+    else echo "$*"
+    fi
+  }
+  return 1
+}
+
+assert_equal() {
+  if [ "$1" != "$2" ]; then
+    { echo "expected: $1"
+      echo "actual:   $2"
+    } | flunk
+  fi
+}
+
+assert_exit_status() {
+  assert_equal "$status" "$1"
+}
+
+assert_success() {
+  if [ "$status" -ne 0 ]; then
+    flunk "command failed with exit status $status"
+  elif [ "$#" -gt 0 ]; then
+    assert_output "$1"
+  fi
+}
+
+assert_exists() {
+  if [ ! -f "$1" ]; then
+    flunk "expected file to exist: $1"
+  fi
+}
+
+assert_contains() {
+  if [[ "$1" != *"$2"* ]]; then
+    flunk "expected $2 to be in: $1"
+  fi
+}
+
+assert_output() {
+  local expected
+  if [ $# -eq 0 ]; then expected="$(cat -)"
+  else expected="$1"
+  fi
+  assert_equal "$expected" "$output"
+}