// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.searchdefinition;

import org.junit.Test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;

/**
 * Tests rank feature names.
 *
 * @author bratseth
 */
public class FeatureNamesTestCase {

    @Test
    public void testArgument() {
        assertFalse(FeatureNames.argumentOf("foo(bar)").isPresent());
        assertFalse(FeatureNames.argumentOf("foo(bar.baz)").isPresent());
        assertEquals("bar", FeatureNames.argumentOf("query(bar)").get());
        assertEquals("bar.baz", FeatureNames.argumentOf("query(bar.baz)").get());
        assertEquals("bar", FeatureNames.argumentOf("attribute(bar)").get());
        assertEquals("bar.baz", FeatureNames.argumentOf("attribute(bar.baz)").get());
        assertEquals("bar", FeatureNames.argumentOf("constant(bar)").get());
        assertEquals("bar.baz", FeatureNames.argumentOf("constant(bar.baz)").get());
    }

    @Test
    public void testConstantFeature() {
        assertEquals("constant(\"foo/bar\")",
                     FeatureNames.asConstantFeature("foo/bar").toString());
    }

    @Test
    public void testAttributeFeature() {
        assertEquals("attribute(foo)",
                     FeatureNames.asAttributeFeature("foo").toString());
    }

    @Test
    public void testQueryFeature() {
        assertEquals("query(\"foo.bar\")",
                     FeatureNames.asQueryFeature("foo.bar").toString());
    }

}