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package com.google.refine.operations.recon;

import java.io.Serializable;
import java.util.Collections;

import com.fasterxml.jackson.databind.node.TextNode;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.BeforeSuite;
import org.testng.annotations.Test;

import com.google.refine.RefineTest;
import com.google.refine.browsing.Engine.Mode;
import com.google.refine.browsing.EngineConfig;
import com.google.refine.model.AbstractOperation;
import com.google.refine.model.Cell;
import com.google.refine.model.Project;
import com.google.refine.model.Recon;
import com.google.refine.operations.OperationDescription;
import com.google.refine.operations.OperationRegistry;
import com.google.refine.util.ParsingUtilities;
import com.google.refine.util.TestUtils;

public class ReconCopyAcrossColumnsOperationTests extends RefineTest {

    Project project;

    @BeforeSuite
    public void registerOperation() {
        OperationRegistry.registerOperation(getCoreModule(), "recon-copy-across-columns", ReconCopyAcrossColumnsOperation.class);
    }

    @BeforeMethod
    public void setupInitialState() {
        project = createProject(
                new String[] { "foo", "bar" },
                new Serializable[][] {
                        { "a", "b" },
                        { "d", new Cell("b", testRecon("e", "h", Recon.Judgment.Matched)) },
                        { "b", new Cell("d", testRecon("b", "j", Recon.Judgment.None)) }
                });
    }

    @Test
    public void serializeReconCopyAcrossColumnsOperation() throws Exception {
        String json = "{\"op\":\"core/recon-copy-across-columns\","
                + "\"description\":"
                + new TextNode(OperationDescription.recon_copy_across_columns_brief("source column", "first, second")).toString() + ","
                + "\"engineConfig\":{\"mode\":\"row-based\",\"facets\":[]},"
                + "\"fromColumnName\":\"source column\","
                + "\"toColumnNames\":[\"first\",\"second\"],"
                + "\"judgments\":[\"matched\",\"new\"],"
                + "\"applyToJudgedCells\":true}";
        TestUtils.isSerializedTo(ParsingUtilities.mapper.readValue(json, ReconCopyAcrossColumnsOperation.class), json);
    }

    @Test
    public void testReconCopyAcrossColumns() throws Exception {
        AbstractOperation operation = new ReconCopyAcrossColumnsOperation(
                new EngineConfig(Collections.emptyList(), Mode.RowBased),
                "bar",
                new String[] { "foo" },
                new String[] { "matched", "none" },
                true);

        runOperation(operation, project);

        Project expected = createProject(
                new String[] { "foo", "bar" },
                new Serializable[][] {
                        { "a", "b" },
                        { new Cell("d", testRecon("b", "j", Recon.Judgment.None)),
                                new Cell("b", testRecon("e", "h", Recon.Judgment.Matched)) },
                        { new Cell("b", testRecon("e", "h", Recon.Judgment.Matched)),
                                new Cell("d", testRecon("b", "j", Recon.Judgment.None)) }
                });

        assertProjectEquals(project, expected);
    }

}
