BlobValueSemanticsProviderTest.java

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 *  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
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 *
 *        http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.isis.core.metamodel.facets.value;

import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;

import org.junit.Before;
import org.junit.Test;

import org.apache.isis.applib.value.Blob;
import org.apache.isis.core.metamodel.facetapi.FacetHolder;
import org.apache.isis.core.metamodel.facetapi.FacetHolderImpl;
import org.apache.isis.core.metamodel.facets.value.blobs.BlobValueSemanticsProvider;

public class BlobValueSemanticsProviderTest extends ValueSemanticsProviderAbstractTestCase {

    private BlobValueSemanticsProvider value;
    private Blob blob;
    private FacetHolder holder;

    @Before
    public void setUpObjects() throws Exception {
        blob = new Blob("myfile1.docx", "application", "vnd.ms-word", new byte[]{1,2,3,4});
        allowMockAdapterToReturn(blob);
        holder = new FacetHolderImpl();

        setValue(value = new BlobValueSemanticsProvider(holder, mockServicesInjector));
    }

    @Test
    public void testTitleOf() {
        assertEquals("myfile1.docx", value.displayTitleOf(blob));
    }

    @Test
    public void testEncode_and_decode() {
        String encoded = value.toEncodedString(blob);
        assertEquals("myfile1.docx:application/vnd.ms-word:AQIDBA==", encoded);
        Blob decoded = value.fromEncodedString(encoded);
        assertThat(decoded.getName(), is("myfile1.docx"));
        assertThat(decoded.getMimeType().getPrimaryType(), is("application"));
        assertThat(decoded.getMimeType().getSubType(), is("vnd.ms-word"));
        assertThat(decoded.getBytes().length, is(4));
    }

}