Using Robolectric in offline mode (a fix for Gradle parallel execution)

UpdatedApril 29, 2026

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Using Robolectric in offline mode (a fix for Gradle parallel execution)

Joe Roskopf

Hey! I’m Joe! I’m an Android developer who is passionate about the human side of software development.

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configurations { robo16Instrumented robo21 robo21Instrumented robo28Instrumented robo29Instrumented robo31 robo31Instrumented robo32Instrumented } dependencies { robo16Instrumented "org.robolectric:android-all-instrumented:4.1.2_r1-robolectric-r1-i4" robo21 "org.robolectric:android-all:5.0.2_r3-robolectric-r0" robo21Instrumented "org.robolectric:android-all-instrumented:5.0.2_r3-robolectric-r0-i4" robo28Instrumented "org.robolectric:android-all-instrumented:9-robolectric-4913185-2-i4" robo29Instrumented "org.robolectric:android-all-instrumented:10-robolectric-5803371-i4" robo31 "org.robolectric:android-all:12-robolectric-7732740" robo31Instrumented "org.robolectric:android-all-instrumented:12-robolectric-7732740-i4" robo32Instrumented "org.robolectric:android-all-instrumented:12.1-robolectric-8229987-i4" } def robolectricDependencies = "${rootProject.buildDir.path}/robolectric" task fetchRobolectricDependencies(type: Copy) { from configurations.robo16Instrumented from configurations.robo21 from configurations.robo21Instrumented from configurations.robo28Instrumented from configurations.robo29Instrumented from configurations.robo31 from configurations.robo31Instrumented from configurations.robo32Instrumented into robolectricDependencies } subprojects { afterEvaluate { if (project.plugins.hasPlugin("com.android.application") || project.plugins.hasPlugin("com.android.library")) { android { testOptions.unitTests.all { systemProperty 'robolectric.offline', 'true' systemProperty 'robolectric.dependency.dir', robolectricDependencies } } tasks.withType(Test) { it.dependsOn fetchRobolectricDependencies } } } }

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