first commit

java/expression/ExpressionTest.java

@@ -0,0 +1,30 @@
+package expression;
+
+import base.Selector;
+import base.TestCounter;
+import java.util.function.Consumer;
+import java.util.function.Function;
+
+/**
+ * @author Georgiy Korneev (kgeorgiy@kgeorgiy.info)
+ */
+public final class ExpressionTest {
+
+    public static final Selector SELECTOR = new Selector(
+        ExpressionTest.class,
+        "easy",
+        "hard"
+    ).variant("Base", v(Expression::tester));
+
+    private ExpressionTest() {}
+
+    public static Consumer<TestCounter> v(
+        final Function<TestCounter, ? extends ExpressionTester<?, ?>> tester
+    ) {
+        return t -> tester.apply(t).test();
+    }
+
+    public static void main(final String... args) {
+        SELECTOR.main(args);
+    }
+}