Fix jvm memory issue with tests

.travis.yml

@@ -17,11 +17,12 @@ before_script:
     - yes | sdkmanager "platforms;android-27"
     - chmod +x gradlew
 script:
-    - ./gradlew build
+    - ./gradlew test --tests "com.onesignal.androidsdk.MainTest"
+    - ./gradlew test --tests "com.onesignal.androidsdk.FullBuildTest"
 after_failure:
     - cat build/reports/lint-results.xml
     - cat build/outputs/lint-results-debug.xml
     - cd ../..
     - pwd
     - ls -la $HOME
-    - ls -la $HOME/android-sdk
+    - ls -la $HOME/android-sdk

src/test/groovy/com/onesignal/androidsdk/AssertHelpers.groovy

@@ -0,0 +1,18 @@
+package com.onesignal.androidsdk
+
+class AssertHelpers {
+    static assertResults(results, Closure closure) {
+        // 1.Ensure one or more results exist
+        assert results
+
+        // 2. Ensure we don't have any failures
+        results.each {
+            assert !it.value.contains('FAILED')
+        }
+
+        // 3. Run test specific asserts
+        results.each {
+            closure(it)
+        }
+    }
+}

src/test/groovy/com/onesignal/androidsdk/FullBuildTest.groovy

@@ -0,0 +1,107 @@
+package com.onesignal.androidsdk
+
+import spock.lang.Specification
+
+// These tests are slow (about 20 second each) as they are doing a full build as an end-to-end test
+// Note: This test file should be run on it's own due to Gradle 7 + JVM 8 memory issues
+class FullBuildTest extends Specification {
+    static def GRADLE_LATEST_VERSION = GradleTestTemplate.GRADLE_LATEST_VERSION
+    static def GRADLE_OLDEST_VERSION = GradleTestTemplate.GRADLE_OLDEST_VERSION
+
+    // Before each test
+    def setup() {
+        GradleTestTemplate.setup()
+    }
+
+    static assertResults(results, Closure closure) {
+        AssertHelpers.assertResults(results, closure)
+    }
+
+    def runGradleProject(params) {
+        GradleTestTemplate.runGradleProject(params)
+    }
+
+    //   This is needed as we are making sure compile and runtime versions are not being miss aligned
+    //   Asserts just a double check as Gradle or AGP fails to build when this happens
+    def "Upgrade to compatible OneSignal SDK when targetSdkVersion is 26 with build tasks"() {
+        GradleTestTemplate.buildArgumentSets = [
+            '6.7.1':  [['build']]
+        ]
+        GradleTestTemplate.gradleVersions['6.7.1'] = 'com.android.tools.build:gradle:4.1.1'
+
+        when:
+        def results = runGradleProject([
+            compileSdkVersion: 26,
+            targetSdkVersion: 26,
+            compileLines: "compile 'com.onesignal:OneSignal:3.5.+'"
+        ])
+
+        then:
+        assert results // Asserting existence and contains 1+ entries
+    }
+
+    def 'Full build on project with sub project prints no errors'() {
+        GradleTestTemplate.buildArgumentSets[GRADLE_LATEST_VERSION] = [['build']]
+
+        when:
+        def results = runGradleProject([
+            skipGradleVersion: GRADLE_OLDEST_VERSION,
+            subProjectCompileLines: """\
+                compile 'com.onesignal:OneSignal:3.6.4'
+            """
+        ])
+
+        then:
+        assertResults(results) {
+            assert !it.value.toLowerCase().contains('failure')
+        }
+    }
+
+    // This test is designed to fail with new Google releases
+    //   - This is a flag to know we need to make a change in this plugin to resolve version conflicts
+    // Run manually search for "Warning:".
+    def 'Find min-support for Firebase and GMS - build'() {
+        GradleTestTemplate.buildArgumentSets[GRADLE_LATEST_VERSION] = [['build']]
+        when:
+        // Keep as '+' for latest when checking in to this fails when Google changes requirements
+        def results = runGradleProject([
+            'android.useAndroidX': true,
+            compileLines: """
+                compile 'com.google.android.gms:play-services-ads:+'
+                compile 'com.google.android.gms:play-services-base:+'
+                compile 'com.google.android.gms:play-services-location:+'
+//              compile 'com.onesignal:OneSignal:[3.11.1, 3.99.99]' // TODO: Need to fix, see note below
+            """,
+            skipGradleVersion: GRADLE_OLDEST_VERSION
+        ])
+        // NOTE: There is a mix between AndroidX and the Android Support Library.
+        //       One to this test may cause duplicated or missing classes with either of these
+        //       Might need to follow the AndroidX migration guide to fix and re-add support library
+
+        then:
+        assert results // Assert success
+    }
+
+    // Run manually search for "Warning:".
+    //    If a support library class is listed
+    //      then the support library needs to be updated for the firebase / GMS version
+    def 'test core and messaging - build'() {
+        // Other run options that can be manually run to help debug the issue
+        // GradleTestTemplate.buildArgumentSets[GRADLE_OLDEST_VERSION] = [['checkReleaseDuplicateClasses', '--info']]
+        // GradleTestTemplate.buildArgumentSets[GRADLE_OLDEST_VERSION] = [['transformClassesAndResourcesWithProguardForDebug', '--info']]
+        // GradleTestTemplate.buildArgumentSets[GRADLE_LATEST_VERSION] = [['dependencies', '--configuration', 'debugCompileClasspath', '--info']]
+        GradleTestTemplate.buildArgumentSets[GRADLE_LATEST_VERSION] = [['build']] // , '--info']]
+        when:
+        def results = runGradleProject([
+            compileLines: """
+                implementation 'com.google.android.gms:play-services-base:15.0.1'
+                implementation 'com.google.android.gms:play-services-basement:17.4.0'
+            """,
+            skipGradleVersion: GRADLE_OLDEST_VERSION,
+            'android.useAndroidX': true,
+        ])
+
+        then:
+        assert results // Assert success
+    }
+}

src/test/groovy/com/onesignal/androidsdk/MainTest.groovy

@@ -19,18 +19,7 @@ class MainTest extends Specification {
     }
 
     static assertResults(results, Closure closure) {
-        // 1.Ensure one or more results exist
-        assert results
-
-        // 2. Ensure we don't have any failures
-        results.each {
-            assert !it.value.contains('FAILED')
-        }
-
-        // 3. Run test specific asserts
-        results.each {
-            closure(it)
-        }
+        AssertHelpers.assertResults(results, closure)
     }
 
     // This version range is in the OneSignal instructions
@@ -1177,44 +1166,6 @@ class MainTest extends Specification {
         }
     }
 
-    // Note: Slow 20 second test, this is doing a full build
-    //   This is needed as we are making sure compile and runtime versions are not being miss aligned
-    //   Asserts just a double check as Gradle or AGP fails to build when this happens
-    def "Upgrade to compatible OneSignal SDK when targetSdkVersion is 26 with build tasks"() {
-        GradleTestTemplate.buildArgumentSets = [
-            '6.7.1':  [['build']]
-        ]
-        GradleTestTemplate.gradleVersions['6.7.1'] = 'com.android.tools.build:gradle:4.1.1'
-
-        when:
-        def results = runGradleProject([
-            compileSdkVersion: 26,
-            targetSdkVersion: 26,
-            compileLines: "compile 'com.onesignal:OneSignal:3.5.+'"
-        ])
-
-        then:
-        assert results // Asserting existence and contains 1+ entries
-    }
-
-
-    // Note: Slow 20 second test, this is doing a full build
-    def 'Full build on project with sub project prints no errors'() {
-        GradleTestTemplate.buildArgumentSets[GRADLE_LATEST_VERSION] = [['build']]
-
-        when:
-        def results = runGradleProject([
-            skipGradleVersion: GRADLE_OLDEST_VERSION,
-            subProjectCompileLines: """\
-                compile 'com.onesignal:OneSignal:3.6.4'
-            """
-        ])
-
-        then:
-        assertResults(results) {
-            assert !it.value.toLowerCase().contains('failure')
-        }
-    }
     def 'upgrade support library to 25 when gms is 11.2.0'() {
         def compileLines = """\
             compile 'com.google.android.gms:play-services-base:11.2.0'
@@ -1306,7 +1257,6 @@ class MainTest extends Specification {
         }
     }
 
-
     // Note: Run manually to find the min compileSdkVersion for each support version
     def 'Find min-support version for compileSdkVersion'() {
         GradleTestTemplate.buildArgumentSets[GRADLE_LATEST_VERSION] = [['compileDebugSources']]
@@ -1324,52 +1274,4 @@ class MainTest extends Specification {
         then:
         assert results // Asserting existence and contains 1+ entries
     }
-
-    // This test is designed to fail with new Google releases
-    //   - This is a flag to know we need to make a change in this plugin to resolve version conflicts
-    // Run manually search for "Warning:".
-    def 'Find min-support for Firebase and GMS - build'() {
-        GradleTestTemplate.buildArgumentSets[GRADLE_LATEST_VERSION] = [['build']]
-        when:
-        // Keep as '+' for latest when checking in to this fails when Google changes requirements
-        def results = runGradleProject([
-            'android.useAndroidX': true,
-            compileLines: """
-                compile 'com.google.android.gms:play-services-ads:+'
-                compile 'com.google.android.gms:play-services-base:+'
-                compile 'com.google.android.gms:play-services-location:+'
-//              compile 'com.onesignal:OneSignal:[3.11.1, 3.99.99]' // TODO: Need to fix, see note below
-            """,
-            skipGradleVersion: GRADLE_OLDEST_VERSION
-        ])
-        // NOTE: There is a mix between AndroidX and the Android Support Library.
-        //       One to this test may cause duplicated or missing classes with either of these
-        //       Might need to follow the AndroidX migration guide to fix and re-add support library
-
-        then:
-        assert results // Assert success
-    }
-
-    // Run manually search for "Warning:".
-    //    If a support library class is listed
-    //      then the support library needs to be updated for the firebase / GMS version
-    def 'test core and messaging - build'() {
-        // Other run options that can be manually run to help debug the issue
-        // GradleTestTemplate.buildArgumentSets[GRADLE_OLDEST_VERSION] = [['checkReleaseDuplicateClasses', '--info']]
-        // GradleTestTemplate.buildArgumentSets[GRADLE_OLDEST_VERSION] = [['transformClassesAndResourcesWithProguardForDebug', '--info']]
-        // GradleTestTemplate.buildArgumentSets[GRADLE_LATEST_VERSION] = [['dependencies', '--configuration', 'debugCompileClasspath', '--info']]
-        GradleTestTemplate.buildArgumentSets[GRADLE_LATEST_VERSION] = [['build']] // , '--info']]
-        when:
-        def results = runGradleProject([
-            compileLines: """
-    implementation 'com.google.android.gms:play-services-base:15.0.1'
-    implementation 'com.google.android.gms:play-services-basement:17.4.0'
-            """,
-            skipGradleVersion: GRADLE_OLDEST_VERSION,
-            'android.useAndroidX': true,
-        ])
-
-        then:
-        assert results // Assert success
-    }
 }