    1   package test.net.sourceforge.pmd.rules.optimization;
    2
    3   import net.sourceforge.pmd.PMD;
    4   import net.sourceforge.pmd.Rule;
    5   import net.sourceforge.pmd.RuleSetNotFoundException;
    6   import test.net.sourceforge.pmd.testframework.SimpleAggregatorTst;
    7   import test.net.sourceforge.pmd.testframework.TestDescriptor;
    8
    9   public class BooleanInversionTest extends SimpleAggregatorTst {
    10
    11      private Rule rule;
    12
    13      public void setUp() throws RuleSetNotFoundException {
    14          rule = findRule("controversial", "BooleanInversion");
    15      }
    16
    17      public void testAll() {
    18          runTests(new TestDescriptor[]{
    19              new TestDescriptor(TEST1, "failure, unary assignment", 1, rule),
    20              new TestDescriptor(TEST2, "pass, bitwise assignment", 0, rule),
    21              new TestDescriptor(TEST3, "pass, not a straight unary inversion", 0, rule),
    22          });
    23      }
    24
    25      private static final String TEST1 =
    26              "public class Foo {" + PMD.EOL +
    27              " public void bar() {" + PMD.EOL +
    28              "   boolean b = false;" + PMD.EOL +
    29              "   boolean c = false;" + PMD.EOL +
    30              "   b = !c;" + PMD.EOL +
    31              " }" + PMD.EOL +
    32              "}";
    33
    34      private static final String TEST2 =
    35              "public class Foo {" + PMD.EOL +
    36              " public void bar() {" + PMD.EOL +
    37              "   boolean b = false;" + PMD.EOL +
    38              "   boolean c = false;" + PMD.EOL +
    39              "   b ^= c;" + PMD.EOL +
    40              " }" + PMD.EOL +
    41              "}";
    42
    43      private static final String TEST3 =
    44              "public class Foo {" + PMD.EOL +
    45              " public void bar() {" + PMD.EOL +
    46              "   boolean b = false;" + PMD.EOL +
    47              "   boolean c = false;" + PMD.EOL +
    48              "   b &= !c;" + PMD.EOL +
    49              " }" + PMD.EOL +
    50              "}";
    51
    52  }