/** Test for {@link ExtractUtils#covers(SourceRange, DartNode)}. */
public void test_covers_SourceRange_DartNode() throws Exception {
setTestUnitContent(
"// filler filler filler filler filler filler filler filler filler filler",
"class A {",
"}",
"");
DartUnit unitNode = DartCompilerUtilities.resolveUnit(testUnit);
assertFalse(ExtractUtils.covers(new SourceRange(0, 1), unitNode));
assertTrue(ExtractUtils.covers(new SourceRange(0, 1000), unitNode));
}
/**
* Asserts that {@link ExtractUtils#getNodePrefix(DartNode)} in {@link #testUnit} has expected
* prefix.
*/
private void assert_getNodePrefix(String nodePattern, String expectedPrefix) throws Exception {
// prepare AST
ExtractUtils utils = new ExtractUtils(testUnit);
// find node
int nodeOffset = findOffset(nodePattern);
DartVariableStatement node =
findNode(utils.getUnitNode(), nodeOffset, DartVariableStatement.class);
assertNotNull(node);
// assert prefix
assertEquals(expectedPrefix, utils.getNodePrefix(node));
}
/** Asserts that value of the top-level field "x" in given source has the given type name. */
private String assertType(String expectedTypeName, String[] lines) throws Exception {
DartExpression expression = getMarkerVariableExpression(lines);
String type = ExtractUtils.getTypeSource(expression);
if (expectedTypeName != null) {
assertNotNull(type);
assertEquals(expectedTypeName, type);
} else {
assertNull(type);
}
return type;
}
/**
* Asserts that each top-level variable has associative (or not) {@link DartBinaryExpression}
* value.
*/
private void assert_isAssociative(boolean expected) throws DartModelException {
DartUnit unit = DartCompilerUtilities.resolveUnit(testUnit);
for (DartNode topLevelNode : unit.getTopLevelNodes()) {
if (topLevelNode instanceof DartFieldDefinition) {
DartFieldDefinition fieldDefinition = (DartFieldDefinition) topLevelNode;
List<DartField> fields = fieldDefinition.getFields();
if (fields.size() == 1) {
DartBinaryExpression expression = (DartBinaryExpression) fields.get(0).getValue();
assertEquals(expected, ExtractUtils.isAssociative(expression));
}
}
}
}
/** Test for {@link ExtractUtils#getLinePrefix(int)}. */
public void test_getLinePrefix() throws Exception {
setTestUnitContent("000\n 111\n \n ");
ExtractUtils utils = new ExtractUtils(testUnit);
// 0
assertEquals("", utils.getLinePrefix(0));
assertEquals("", utils.getLinePrefix(1));
assertEquals("", utils.getLinePrefix(2));
// 1
assertEquals(" ", utils.getLinePrefix(4));
assertEquals(" ", utils.getLinePrefix(5));
assertEquals(" ", utils.getLinePrefix(6));
assertEquals(" ", utils.getLinePrefix(7));
assertEquals(" ", utils.getLinePrefix(8));
// 2
assertEquals(" ", utils.getLinePrefix(10));
assertEquals(" ", utils.getLinePrefix(11));
assertEquals(" ", utils.getLinePrefix(12));
// 3
assertEquals(" ", utils.getLinePrefix(15));
}
/** Test for {@link ExtractUtils#getLineThis(int)}. */
public void test_getLineThis() throws Exception {
setTestUnitContent("aaa\r\nbbbb\r\nccccc");
ExtractUtils utils = new ExtractUtils(testUnit);
// 0
assertEquals(0, utils.getLineThis(0));
assertEquals(0, utils.getLineThis(1));
assertEquals(0, utils.getLineThis(2));
// 5
assertEquals(5, utils.getLineThis(5));
assertEquals(5, utils.getLineThis(6));
assertEquals(5, utils.getLineThis(7));
assertEquals(5, utils.getLineThis(8));
// 11
assertEquals(11, utils.getLineThis(11));
assertEquals(11, utils.getLineThis(12));
assertEquals(11, utils.getLineThis(13));
assertEquals(11, utils.getLineThis(14));
assertEquals(11, utils.getLineThis(15));
}
/** Test for {@link ExtractUtils#getEndOfLine()}. */
public void test_getEndOfLine_windows() throws Exception {
setTestUnitContent("aaa\r\nbbb\r\nccc");
ExtractUtils utils = new ExtractUtils(testUnit);
assertEquals("\r\n", utils.getEndOfLine());
}
/** Test for {@link ExtractUtils#getEndOfLine()}. */
public void test_getEndOfLine_default() throws Exception {
setTestUnitContent("");
ExtractUtils utils = new ExtractUtils(testUnit);
assertEquals(ExtractUtils.DEFAULT_END_OF_LINE, utils.getEndOfLine());
}
public void test_getType_null() throws Exception {
assertSame(null, ExtractUtils.getTypeSource((DartExpression) null));
}
/** Test for {@link ExtractUtils#getText(int, int)}. */
public void test_getText() throws Exception {
setTestUnitContent("// 0123456789");
ExtractUtils utils = new ExtractUtils(testUnit);
assertEquals("0123", utils.getText(3, 4));
}