src/test/java/org/apache/sling/resourceresolver/impl/mapping/PlaceholderProviderImplTest.java

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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
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 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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package org.apache.sling.resourceresolver.impl.mapping;

import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.osgi.framework.BundleContext;

import static org.junit.Assert.assertEquals;
import static org.mockito.Mockito.when;

public class PlaceholderProviderImplTest {

    @Mock
    private BundleContext bundleContext;

    @Mock
    private PlaceholderProviderConfiguration placeholderProviderConfiguration;

    @SuppressWarnings({ "unchecked" })
    @Before
    public void setup() throws Exception {
        MockitoAnnotations.initMocks(this);
    }

    @Test
    public void test_simple_one_placeholder() {
        when(placeholderProviderConfiguration.place_holder_key_value_pairs()).thenReturn(
            new String[] { "one=two"}
        );

        PlaceholderProviderImpl placeholderProvider = new PlaceholderProviderImpl();
        placeholderProvider.activate(bundleContext, placeholderProviderConfiguration);

        String line = "{{one}}";
        PlaceholderProvider.Check check = placeholderProvider.hasPlaceholder(line);
        assertEquals("Wrong Check status", PlaceholderProvider.STATUS.found, check.getStatus());
        String resolved = placeholderProvider.resolve(check);
        assertEquals("Wrong resolved line", "two", resolved);
    }

    @Test
    public void test_simple_text_one_placeholder() {
        when(placeholderProviderConfiguration.place_holder_key_value_pairs()).thenReturn(
            new String[] { "one=two"}
        );

        PlaceholderProviderImpl placeholderProvider = new PlaceholderProviderImpl();
        placeholderProvider.activate(bundleContext, placeholderProviderConfiguration);

        String line = "Here is {{one}}, too";
        PlaceholderProvider.Check check = placeholderProvider.hasPlaceholder(line);
        assertEquals("Wrong Check status", PlaceholderProvider.STATUS.found, check.getStatus());
        String resolved = placeholderProvider.resolve(check);
        assertEquals("Wrong resolved line", "Here is two, too", resolved);
    }

    @Test
    public void test_two_placeholders() {
        when(placeholderProviderConfiguration.place_holder_key_value_pairs()).thenReturn(
            new String[] { "one=two", "three=four"}
        );

        PlaceholderProviderImpl placeholderProvider = new PlaceholderProviderImpl();
        placeholderProvider.activate(bundleContext, placeholderProviderConfiguration);

        String line = "{{one}} with another {{three}}";
        PlaceholderProvider.Check check = placeholderProvider.hasPlaceholder(line);
        assertEquals("Wrong Check status", PlaceholderProvider.STATUS.found, check.getStatus());
        String resolved = placeholderProvider.resolve(check);
        assertEquals("Wrong resolved line", "two with another four", resolved);
    }

    @Test
    public void test_three_placeholders() {
        when(placeholderProviderConfiguration.place_holder_key_value_pairs()).thenReturn(
            new String[] { "one=two", "three=four", "five=six"}
        );

        PlaceholderProviderImpl placeholderProvider = new PlaceholderProviderImpl();
        placeholderProvider.activate(bundleContext, placeholderProviderConfiguration);

        String line = "Here comes {{one}} with another {{three}} equals {{five}}, horray!";
        PlaceholderProvider.Check check = placeholderProvider.hasPlaceholder(line);
        assertEquals("Wrong Check status", PlaceholderProvider.STATUS.found, check.getStatus());
        String resolved = placeholderProvider.resolve(check);
        assertEquals("Wrong resolved line", "Here comes two with another four equals six, horray!", resolved);
    }

    @Test
    public void test_no_placeholders() {
        when(placeholderProviderConfiguration.place_holder_key_value_pairs()).thenReturn(
            new String[] { "one=two", "three=four", "five=six"}
        );

        PlaceholderProviderImpl placeholderProvider = new PlaceholderProviderImpl();
        placeholderProvider.activate(bundleContext, placeholderProviderConfiguration);

        String line = "Here comes is a text with no placeholders!";
        PlaceholderProvider.Check check = placeholderProvider.hasPlaceholder(line);
        assertEquals("Wrong Check status", PlaceholderProvider.STATUS.none, check.getStatus());
        String resolved = placeholderProvider.resolve(check);
        assertEquals("Wrong resolved line", "Here comes is a text with no placeholders!", resolved);
    }

    @Test
    public void test_unkown_placeholders() {
        when(placeholderProviderConfiguration.place_holder_key_value_pairs()).thenReturn(
            new String[] { "one=two", "three=four", "five=six"}
        );

        PlaceholderProviderImpl placeholderProvider = new PlaceholderProviderImpl();
        placeholderProvider.activate(bundleContext, placeholderProviderConfiguration);

        String line = "Here comes {{unkown}} placeholders!";
        PlaceholderProvider.Check check = placeholderProvider.hasPlaceholder(line);
        assertEquals("Wrong Check status", PlaceholderProvider.STATUS.unknown, check.getStatus());
        String resolved = placeholderProvider.resolve(check);
        assertEquals("Wrong resolved line", "Here comes {{unkown}} placeholders!", resolved);
    }
}