CircleCI test run.

Gemfile

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+source 'https://rubygems.org'
+
+gem 'xcpretty'

circle.yml

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+machine:
+  xcode:
+    version: "9.0"
+
+dependencies:
+  cache_directories:
+    - "Carthage/"
+    - "~/.cocoapods"
+
+test:
+  pre:
+    - carthage bootstrap --no-build
+  override:
+    - script/test iphonesimulator "platform=iOS Simulator,name=iPhone 6s"
+    - script/test macosx "arch=x86_64"
+    - script/test appletvsimulator "platform=tvOS Simulator,name=Apple TV 1080p"
+    - pod lib lint
+    - carthage build --no-skip-current --cache-builds

script/test

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+#!/bin/bash
+
+if [[ "$1" == "macosx" ]]; then
+  XCODE_ACTION="build"
+fi
+
+if [[ "$1" == "iphonesimulator" || "$1" == "appletvsimulator" ]]; then
+  XCODE_ACTION="build-for-testing test-without-building"
+fi
+
+set -o pipefail
+xcodebuild $XCODE_ACTION \
+    -workspace ReactiveFeedback.xcworkspace \
+    -scheme ReactiveFeedback \
+    -sdk "$1" \
+    -destination "$2" \
+    -configuration Release \
+    ENABLE_TESTABILITY=YES \
+    GCC_GENERATE_DEBUGGING_SYMBOLS=NO \
+    RUN_CLANG_STATIC_ANALYZER=NO | bundle exec xcpretty
+result=$?
+
+if [ "$result" -ne 0 ]; then
+    exit $result
+fi