229-2-37

StandardPieToolTipGenerator g1 = new StandardPieToolTipGenerator(); StandardPieToolTipGenerator g2 = null; try { g2 = (StandardPieToolTipGenerator) g1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(g1 != g2); assertTrue(g1.getClass() == g2.getClass()); assertTrue(g1.equals(g2)); assertTrue(g1.getNumberFormat() != g2.getNumberFormat()); assertTrue(g1.getPercentFormat() != g2.getPercentFormat());
NumberAxis a1 = new NumberAxis("Test"); NumberAxis a2 = null; try { a2 = (NumberAxis) a1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(a1 != a2); assertTrue(a1.getClass() == a2.getClass()); assertTrue(a1.equals(a2));

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/labels/junit/StandardPieToolTipGeneratorTests.java |  | File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/NumberAxisTests.java
Method name: `void testCloning()` |  | Method name: `void testCloning()`
Number of AST nodes: 9 |  | Number of AST nodes: 7

1

    StandardPieToolTipGenerator g1 = new StandardPieToolTipGenerator();↵

2

            StandardPieToolTipGenerator g↵

1

    NumberAxis a1 = new NumberAxis("Test");↵

3

    2 = null;↵

2

            NumberAxis a2 = null;↵

4

            try {↵

3

            try {↵

5

                g2 = (StandardPieToolTipGenerator) g1.clone();↵

4

                a2 = (NumberAxis) a1.clone();↵

6

            }↵

5

            }↵

7

            catch (CloneNotSupportedException e) {↵

6

            catch (CloneNotSupportedException e) {↵

8

                e.printStackTrace();↵

7

                e.printStackTrace();↵

9

            }↵

8

            }↵

10

            assertTrue(g1 != g2);↵

9

            assertTrue(a1 != a2);↵

11

            assertTrue(g1.getClass() == g2.getClass());↵

10

            assertTrue(a1.getClass() == a2.getClass());↵

12

            assertTrue(g1.equals(g2));↵

11

            assertTrue(a1.equals(↵

13

            assertTrue(g1.getNumberFormat() != g2.getNumberFormat());↵

14

            assertTrue(g1.getPercentFormat() != g2.getPercentFormat());

12

    a2));

See real code fragment |  | See real code fragment

Summary
Number of common nesting structure subtrees | 1
Number of refactorable cases | 0
Number of non-refactorable cases | 1
Time elapsed for finding largest common nesting structure subtrees (ms) | 0.1
Clones location | Clones are in different classes having the same super class
Number of node comparisons | 29

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 7
   Number of unmapped statements in the first code fragment | 2
   Number of unmapped statements in the second code fragment | 0
   Time elapsed for statement mapping (ms) | 1.9
   Clone type | Type 3

   Mapped Statements
   ID | Statement |  | ID | Statement
   --- | --- | --- | --- | ---

   1

       StandardPieToolTipGenerator g1 = new StandardPieToolTipGenerator();

   1 | StandardPieToolTipGenerator g1 = new StandardPieToolTipGenerator();
   1 | NumberAxis a1 = new NumberAxis("Test");

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   g1 | a1 | VARIABLE_NAME_MISMATCH
   new StandardPieToolTipGenerator() | new NumberAxis("Test") | ARGUMENT_NUMBER_MISMATCH

   1

       NumberAxis a1 = new NumberAxis("Test");

   2

       StandardPieToolTipGenerator g2 = null;

   2 | StandardPieToolTipGenerator g2 = null;
   2 | NumberAxis a2 = null;

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   g2 | a2 | VARIABLE_NAME_MISMATCH

   2

       NumberAxis a2 = null;

   3

       try

   3

       try

   4

       g2 = (StandardPieToolTipGenerator)g1.clone();

   4 | g2 = (StandardPieToolTipGenerator)g1.clone();
   4 | a2 = (NumberAxis)a1.clone();

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   g2 | a2 | VARIABLE_NAME_MISMATCH
   g1 | a1 | VARIABLE_NAME_MISMATCH

   4

       a2 = (NumberAxis)a1.clone();

   5

       assertTrue(g1 != g2);

   5 | assertTrue(g1 != g2);
   5 | assertTrue(a1 != a2);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   g1 | a1 | VARIABLE_NAME_MISMATCH
   g2 | a2 | VARIABLE_NAME_MISMATCH

   5

       assertTrue(a1 != a2);

   6

       assertTrue(g1.getClass() == g2.getClass());

   6 | assertTrue(g1.getClass() == g2.getClass());
   6 | assertTrue(a1.getClass() == a2.getClass());

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   g1 | a1 | VARIABLE_NAME_MISMATCH
   g2 | a2 | VARIABLE_NAME_MISMATCH

   6

       assertTrue(a1.getClass() == a2.getClass());

   7

       assertTrue(g1.equals(g2));

   7 | assertTrue(g1.equals(g2));
   7 | assertTrue(a1.equals(a2));

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   g2 | a2 | VARIABLE_NAME_MISMATCH
   g1 | a1 | VARIABLE_NAME_MISMATCH

   7

       assertTrue(a1.equals(a2));

   8

       assertTrue(g1.getNumberFormat() != g2.getNumberFormat());

   9

       assertTrue(g1.getPercentFormat() != g2.getPercentFormat());

   Precondition Violations (1)
   Row | Violation
   --- | ---
   1 | Clone fragment #1 returns variables g1, g2 , while Clone fragment #2 returns variables