DateTitle t1 = new DateTitle(); DateTitle t2 = null; try { t2 = (DateTitle) t1.clone(); } catch (CloneNotSupportedException e) { System.err.println("DateTitleTests.testCloning: failed to clone."); } assertTrue(t1 != t2); assertTrue(t1.getClass() == t2.getClass()); assertTrue(t1.equals(t2));
ShortTextTitle t1 = new ShortTextTitle("ABC"); ShortTextTitle t2 = null; try { t2 = (ShortTextTitle) t1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(t1 != t2); assertTrue(t1.getClass() == t2.getClass()); assertTrue(t1.equals(t2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/title/junit/DateTitleTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/title/junit/ShortTextTitleTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
DateTitle t1 = new DateTitle();
1
ShortTextTitle t1 = new ShortTextTitle("ABC");
2
        DateTitle t2 = null;
2
        ShortTextTitle t2 = null;
3
        try {
3
        try {
4
            t2 = (DateTitle) t1.clone();
4
            t2 = (ShortTextTitle) t1.clone();
5
        }
5
        }
6
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
7
            System.err.println("DateTitleTests.testCloning: failed to clone.");
7
            e.printStackTrace();
8
        }
8
        }
9
        assertTrue(t1 != t2);
9
        assertTrue(t1 != t2);
10
        assertTrue(t1.getClass() == t2.getClass());
10
        assertTrue(t1.getClass() == t2.getClass());
11
        assertTrue(t1.equals(t2));
11
        assertTrue(t1.equals(t2));
Summary
Number of common nesting structure subtrees1
Number of refactorable cases0
Number of non-refactorable cases1
Time elapsed for finding largest common nesting structure subtrees (ms)0.3
Clones locationClones are in different classes having the same super class
Number of node comparisons21
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements7
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)48.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    DateTitle t1 = new DateTitle();
    1
    DateTitle t1 = new DateTitle();
    1
    ShortTextTitle t1 = new ShortTextTitle("ABC");
    Differences
    Expression1Expression2Difference
    org.jfree.chart.title.DateTitleorg.jfree.chart.title.ShortTextTitleSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.title.DateTitleorg.jfree.chart.title.ShortTextTitleSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.title.DateTitleorg.jfree.chart.title.ShortTextTitleSUBCLASS_TYPE_MISMATCH
    new DateTitle()new ShortTextTitle("ABC")ARGUMENT_NUMBER_MISMATCH
    1
    ShortTextTitle t1 = new ShortTextTitle("ABC");
    2
    DateTitle t2 = null;
    2
    DateTitle t2 = null;
    2
    ShortTextTitle t2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.title.DateTitleorg.jfree.chart.title.ShortTextTitleSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.title.DateTitleorg.jfree.chart.title.ShortTextTitleSUBCLASS_TYPE_MISMATCH
    2
    ShortTextTitle t2 = null;
    3
    try
    3
    try
    3
    try
    Differences
    Expression1Expression2Difference
    printlnprintStackTraceMETHOD_INVOCATION_NAME_MISMATCH
    System.erreAST_TYPE_MISMATCH
    System.err.println("DateTitleTests.testCloning: failed to clone.")e.printStackTrace()ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression System.err.println("DateTitleTests.testCloning: failed to clone.") is a void method call, and thus it cannot be parameterized
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression System.err.println("DateTitleTests.testCloning: failed to clone.") is a void method call, and thus it cannot be parameterized
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    3
    try
    4
    t2 = (DateTitle)t1.clone();
    4
    t2 = (DateTitle)t1.clone();
    4
    t2 = (ShortTextTitle)t1.clone();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.title.DateTitleorg.jfree.chart.title.ShortTextTitleSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.title.DateTitleorg.jfree.chart.title.ShortTextTitleSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.title.DateTitleorg.jfree.chart.title.ShortTextTitleSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (DateTitle)t1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (ShortTextTitle)t1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    t2 = (ShortTextTitle)t1.clone();
    5
    assertTrue(t1 != t2);
    5
    assertTrue(t1 != t2);
    5
    assertTrue(t1 != t2);
    Differences
    Expression1Expression2Difference
    org.jfree.chart.title.DateTitleorg.jfree.chart.title.ShortTextTitleSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.title.DateTitleorg.jfree.chart.title.ShortTextTitleSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(t1 != t2);
    6
    assertTrue(t1.getClass() == t2.getClass());
    6
    assertTrue(t1.getClass() == t2.getClass());
    6
    assertTrue(t1.getClass() == t2.getClass());
    Differences
    Expression1Expression2Difference
    org.jfree.chart.title.DateTitleorg.jfree.chart.title.ShortTextTitleSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.title.DateTitleorg.jfree.chart.title.ShortTextTitleSUBCLASS_TYPE_MISMATCH
    6
    assertTrue(t1.getClass() == t2.getClass());
    7
    assertTrue(t1.equals(t2));
    7
    assertTrue(t1.equals(t2));
    7
    assertTrue(t1.equals(t2));
    Differences
    Expression1Expression2Difference
    org.jfree.chart.title.DateTitleorg.jfree.chart.title.ShortTextTitleSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.title.DateTitleorg.jfree.chart.title.ShortTextTitleSUBCLASS_TYPE_MISMATCH
    7
    assertTrue(t1.equals(t2));
    Precondition Violations (9)
    Row Violation
    1Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression System.err.println("DateTitleTests.testCloning: failed to clone.") is a void method call, and thus it cannot be parameterized
    3Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    4Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression System.err.println("DateTitleTests.testCloning: failed to clone.") is a void method call, and thus it cannot be parameterized
    7Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    8Expression (DateTitle)t1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression (ShortTextTitle)t1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted