@Test
    public void test_DocList() {
        Map<String, Object> value = new LinkedHashMap<>();
        DocMap docMap = new DocMap(value);
        assertTrue(docMap.isEmpty());
        value.clear();

        List<String> keys = Arrays.asList("test_2", "test_0", "lang", "test_1");
        value.put(keys.get(0), true);
        value.put(keys.get(1), 1000);
        value.put(keys.get(2), "ja");

import org.codelibs.fess.unit.UnitFessTestCase;

public class GroupPagerTest extends UnitFessTestCase {

    public void test_GroupPager() {
        GroupPager groupPager = new GroupPager();

        groupPager.clear();
        assertEquals(0, groupPager.getAllRecordCount());
        assertEquals(0, groupPager.getAllPageCount());
        assertEquals(false, groupPager.isExistPrePage());

import org.codelibs.fess.unit.UnitFessTestCase;

public class PathMapPagerTest extends UnitFessTestCase {

    public void test_PathMapPager() {
        PathMapPager pathMapPager = new PathMapPager();

        pathMapPager.clear();
        assertEquals(0, pathMapPager.getAllRecordCount());
        assertEquals(0, pathMapPager.getAllPageCount());
        assertEquals(false, pathMapPager.isExistPrePage());

                 const char* raw_device_name, TF_Status* status) {
  if (op_to_reset) {
    tensorflow::ImmediateExecutionOperation* op =
        tensorflow::unwrap(op_to_reset);
    op->Clear();
    status->status = op->Reset(op_or_function_name, raw_device_name);
  } else {
    TF_SetStatus(status, TF_INVALID_ARGUMENT,
                 "op_to_reset should not be nullptr");
  }
}

n2 := copy(s, s[2:])            // n2 == 4, s is []int{2, 3, 4, 5, 4, 5}
n3 := copy(b, "Hello, World!")  // n3 == 5, b is []byte("Hello")
</pre>


<h3 id="Clear">Clear</h3>

<p>
The built-in function <code>clear</code> takes an argument of <a href="#Map_types">map</a>,
<a href="#Slice_types">slice</a>, or <a href="#Type_parameter_declarations">type parameter</a> type,
and deletes or zeroes out all elements

        assertEquals(2000, intervalControlHelper.getDelay());

        intervalControlHelper.ruleList.clear();

        intervalControlHelper.addIntervalRule("12:15", "12:15", "*", 3000);
        assertEquals(3000, intervalControlHelper.getDelay());

        intervalControlHelper.ruleList.clear();

        intervalControlHelper.addIntervalRule("12:15", "12:15", "3,5", 4000);

        // Test with null regex
        cmdList.clear();
        execJob.testAddFessCustomSystemProperties(cmdList, null);
        assertEquals(0, cmdList.size());

        // Test with empty regex
        cmdList.clear();
        execJob.testAddFessCustomSystemProperties(cmdList, "");
        assertEquals(0, cmdList.size());

        // Clean up
        System.clearProperty("custom.prop.one");

import org.codelibs.fess.unit.UnitFessTestCase;

public class JobLogPagerTest extends UnitFessTestCase {

    public void test_JobLogPager() {
        JobLogPager jobLogPager = new JobLogPager();

        jobLogPager.clear();
        assertEquals(0, jobLogPager.getAllRecordCount());
        assertEquals(0, jobLogPager.getAllPageCount());
        assertEquals(false, jobLogPager.isExistPrePage());

import org.codelibs.fess.unit.UnitFessTestCase;

public class WebAuthPagerTest extends UnitFessTestCase {

    public void test_WebAuthPager() {
        WebAuthPager webAuthPager = new WebAuthPager();

        webAuthPager.clear();
        assertEquals(0, webAuthPager.getAllRecordCount());
        assertEquals(0, webAuthPager.getAllPageCount());
        assertEquals(false, webAuthPager.isExistPrePage());

    settings[Settings.ENABLE_PUSH] = 1
    assertThat(settings.getEnablePush(false)).isTrue()
    settings.clear()
    assertThat(settings.getMaxConcurrentStreams()).isEqualTo(Int.MAX_VALUE)
    settings[Settings.MAX_CONCURRENT_STREAMS] = 75
    assertThat(settings.getMaxConcurrentStreams()).isEqualTo(75)
    settings.clear()
    assertThat(settings.getMaxFrameSize(16384)).isEqualTo(16384)
    settings[Settings.MAX_FRAME_SIZE] = 16777215