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  • Book Overview & Buying Gradle for Android
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Gradle for Android

Gradle for Android

By : Kevin Pelgrims
5 (3)
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Gradle for Android

Gradle for Android

5 (3)
By: Kevin Pelgrims
Buy this Book

Overview of this book

If you are an experienced Android developer wanting to enhance your skills with the Gradle Android build system, then this book is for you. As a prerequisite, you will need some knowledge of the concepts of Android application development.
Table of Contents (11 chapters)
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Preface
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Preface
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What this book covers
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What you need for this book
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Who this book is for
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Conventions
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Reader feedback
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Customer support
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1
1. Getting Started with Gradle and Android Studio
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1. Getting Started with Gradle and Android Studio
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Android Studio
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Understanding Gradle basics
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Creating a new project
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Getting started with the Gradle Wrapper
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Migrating from Eclipse
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Summary
2
2. Basic Build Customization
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2. Basic Build Customization
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Understanding the Gradle files
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Getting started with tasks
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Customizing the build
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Summary
3
3. Managing Dependencies
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3. Managing Dependencies
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Repositories
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Local dependencies
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Dependency concepts
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Inside Android Studio
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Summary
4
4. Creating Build Variants
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4. Creating Build Variants
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Build types
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Product flavors
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Build variants
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Signing configurations
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Summary
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5. Managing Multimodule Builds
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5. Managing Multimodule Builds
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The anatomy of a multimodule build
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Adding modules to a project
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Tips and best practices
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Summary
6
6. Running Tests
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6. Running Tests
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Unit tests
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Functional tests
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Test coverage
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Summary
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7. Creating Tasks and Plugins
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7. Creating Tasks and Plugins
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Understanding Groovy
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Getting started with tasks
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Hooking into the Android plugin
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Creating your own plugins
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Summary
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8. Setting Up Continuous Integration
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8. Setting Up Continuous Integration
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Jenkins
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TeamCity
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Travis CI
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Further automation
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Summary
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9. Advanced Build Customization
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9. Advanced Build Customization
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Reducing the APK file size
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Speeding up builds
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Ignoring Lint
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Using Ant from Gradle
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Advanced app deployment
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Summary
10
Index
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Index

Test coverage

Once you start writing tests for your Android projects, it is good to know how much of your code base is covered by tests. There are plenty of test coverage tools for Java, but Jacoco is the most popular one. It is also included by default, which makes it easy to get started.

Jacoco

Enabling coverage reports is very easy. You just need to set testCoverageEnabled = true on the build type that you are testing. Enable test coverage for the debug build type like this:

buildTypes {
  debug {
    testCoverageEnabled = true
  }
}

When you enable test coverage, the coverage reports are created when you execute gradlew connectedCheck. The task that creates the report itself is createDebugCoverageReport. Even though it is not documented, and it does not appear in the task list when you run gradlew tasks, it is possible to run it directly. However, because createCoverageReport depends on connectedCheck, you cannot execute them separately. The dependency on connectedCheck also means that you...

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Gradle for Android
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