Gallery App

Overview

The Gallery App is an Android application designed to efficiently display images and videos stored on the device. It leverages modern Android components and libraries to ensure a smooth and optimized experience.

Prerequisites

Before running the project or executing test cases, ensure you have the following installed:

• Android Studio

• Java 17+

• Gradle (Bundled with Android Studio)

• Android Emulator or Physical Device

Running the App

To run the application in Android Studio:

1. Open the project in Android Studio.
2. Connect a physical device or launch an Android emulator.
3. Click on Run ▶ or use the shortcut Shift + F10.

Running Tests

This project includes both Unit Tests and Instrumentation (UI) Tests.

Running Unit Tests with Coverage

To execute unit tests and generate a coverage report, run the following command in the terminal:

./gradlew testDebugUnitTestCoverage

This will run all unit tests and generate a coverage report in:

app/build/reports/jacoco/testDebugUnitTestCoverage/html/index.html

Generating a Detailed Jacoco Coverage Report

To generate a full Jacoco coverage report, run:

./gradlew jacocoTestReport

The HTML report will be available at:

app/build/reports/jacoco/jacocoTestReport/html/index.html

Open the index.html file in a browser to view the coverage details.

Running UI Tests (Espresso & Instrumentation Tests)

For UI tests (Espresso and instrumentation tests), execute:

./gradlew connectedCheck

This command will:

• Run all Espresso UI tests on a connected device or emulator.
• Generate a test coverage report in:

app/build/outputs/code-coverage/connected/

Viewing Test Coverage in Android Studio

To view test coverage inside Android Studio:

1. Run Tests with Coverage:
   • Right-click on the test file/class and select Run 'Test with Coverage'.
   • Open View → Tool Windows → Coverage to inspect the results.
2. View Coverage Report in Browser:
   • Navigate to app/build/reports/jacoco/jacocoTestReport/html/index.html.
   • Open the file in a web browser to see detailed coverage.
3. Enable Code Coverage Highlighting:
   • Open View → Tool Windows → Coverage.
   • Click the ⚡ (Enable Code Coverage Highlighting) icon.

Conclusion

This guide provides the necessary steps to run tests, generate coverage reports, and view results in Android Studio. Following these steps ensures high-quality code with measurable test coverage. 🚀

For any issues, feel free to raise an issue in this repository!

Video is attach just for Demo perpose

device-2025-04-01-200621.mp4