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package com.google.refine.expr.functions.strings;

import static org.testng.Assert.assertEquals;

import org.testng.annotations.Test;

import com.google.refine.RefineTest;
import com.google.refine.util.TestUtils;

public class UnescapeTests extends RefineTest {
    @Test
    public void serializeUnescape() {
        String json = "{\"description\":\"Unescapes all escaped parts of the string depending on the given escaping mode.\",\"params\":\"string s, string mode ['html','xml','csv','url','javascript']\",\"returns\":\"string\"}";
        TestUtils.isSerializedTo(new Unescape(), json);
    }

    @Test
    public void testUnescape() {
        assertEquals(invoke("unescape", "&Auml;", "html"), "Ä");
        assertEquals(invoke("unescape", "\\u00C4", "javascript"), "Ä");

        assertEquals(invoke("unescape", "\"Test\"", "csv"), "Test"); // Apache TEXT-149 https://github.com/apache/commons-text/pull/119
        assertEquals(invoke("unescape", "\"This \"\"is\"\" a test\"", "csv"), "This \"is\" a test");
        assertEquals(invoke("unescape", "\"\n\"", "csv"), "\n");
        assertEquals(invoke("unescape", "\"a, b\"", "csv"), "a, b");
    }

}

