    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 UseStringBufferForStringAppendsTest extends SimpleAggregatorTst {
    10      private Rule rule;
    11
    12      public void setUp() throws RuleSetNotFoundException {
    13          rule = findRule("optimizations", "UseStringBufferForStringAppends");
    14      }
    15
    16      public void testAll() {
    17          runTests(new TestDescriptor[]{
    18              new TestDescriptor(TEST1, "failure case", 1, rule),
    19              new TestDescriptor(TEST2, "startsWith multiple chars", 0, rule),
    20          });
    21      }
    22
    23      private static final String TEST1 =
    24              "public class Foo {" + PMD.EOL +
    25              " public void bar() {" + PMD.EOL +
    26              "  String x;" + PMD.EOL +
    27              "  x = \"foo\";" + PMD.EOL +
    28              "  x += \"bar\";" + PMD.EOL +
    29              " }" + PMD.EOL +
    30              "}";
    31
    32      private static final String TEST2 =
    33              "public class Foo {" + PMD.EOL +
    34              " public boolean bar(Fiddle x) {" + PMD.EOL +
    35              "  return x.startsWith(\"abc\");" + PMD.EOL +
    36              " }" + PMD.EOL +
    37              "}";
    38
    39  }