Add simple gradle workflow

Author: myronrotter

.github/workflows/gradle.yml

@@ -0,0 +1,38 @@
+name: Java gradle CI
+
+on:
+  push:
+    branches:
+      - Development
+
+jobs:
+  test:
+    name: Test algorithms
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        java-version: [1.8, 11]
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - name: Checkout project
+        uses: actions/checkout@v2
+        with:
+          ref: Development
+      - name: Set up jdk
+        uses: actions/setup-java@v1
+        with:
+          java-version: ${{ matrix.java-version }}
+      - name: JUnit5 tests on ubuntu
+        if: startsWith(matrix.os, 'ubuntu')
+        run: |
+          chmod +x gradlew
+          ./gradlew clean test
+      - name: JUnit5 tests on macos
+        if: startsWith(matrix.os, 'macos')
+        run: |
+          chmod +x gradlew
+          ./gradlew clean test
+      - name: JUnit5 tests on windows
+        if: startsWith(matrix.os, 'windows')
+        run: gradle clean test

.gitignore

@@ -1,7 +1,15 @@
+.settings
+
+.classpath
+.project
+
 Java.iml
 .idea/*
 out/
 *.iml
+
 .gradle
+
+bin
 target
 build

build.gradle

@@ -10,10 +10,18 @@ repositories {
 }
 
 dependencies {
-    testCompile 'org.junit.jupiter:junit-jupiter-api:5.5.0'
+    testImplementation('org.junit.jupiter:junit-jupiter-api:5.5.0')
+    testRuntime('org.junit.jupiter:junit-jupiter-engine:5.5.0')
+}
+
+test {
+    useJUnitPlatform()
+    testLogging {
+        events "passed", "skipped", "failed", "standardOut", "standardError"
+    }
 }
 
 group = 'algorithm'
 version = '1.0-SNAPSHOT'
 description = 'java-algorithm'
-sourceCompatibility = '1.8'
+sourceCompatibility = '1.8'