public final void testBadCall() throws Exception {
runTest(
"" + "<ihtml:template formals=\"\" name=\"hi\">\n" + " \n" + "</ihtml:template>",
""
+ "<ihtml:template name='hi' formals=''>\n"
+ " <ihtml:call foo='bar' baz:boo='far'/>\n"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.MISSING_ATTRIB,
FilePosition.instance(is, 2, 41, 3, 37),
elKey("ihtml:call"),
attrKey("ihtml:call", "ihtml:template")),
new Message(
IhtmlMessageType.BAD_ATTRIB,
FilePosition.instance(is, 2, 63, 25, 13),
elKey("ihtml:call"),
AttribKey.forAttribute(
new Namespaces(Namespaces.XML_SPECIAL, "baz", "unknown:///baz"),
elKey("ihtml:call"),
"baz:boo"),
MessagePart.Factory.valueOf("far")),
new Message(
MessageType.NO_SUCH_NAMESPACE,
FilePosition.fromLinePositions(is, 2, 25, 2, 32),
MessagePart.Factory.valueOf("baz"),
MessagePart.Factory.valueOf("baz:boo")));
}
public final void testMisplacedPlaceholderContent() throws Exception {
runTest(
""
+ "<ihtml:template formals=\"\" name=\"t\">\n"
+ " <ihtml:message name=\"m\">\n"
+ " \n"
+ " \n"
+ " </ihtml:message>\n"
+ "</ihtml:template>",
""
+ "<ihtml:template formals=\"\" name=\"t\">\n"
+ " <ihtml:message name=\"m\">\n"
+ " <ihtml:ph name=\"p\">Hi</ihtml:ph>\n"
+ " <ihtml:eph>There</ihtml:eph>\n"
+ " </ihtml:message>\n"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.INAPPROPRIATE_CONTENT,
FilePosition.instance(is, 3, 88, 24, 2),
MessagePart.Factory.valueOf("ph")),
new Message(
IhtmlMessageType.INAPPROPRIATE_CONTENT,
FilePosition.instance(is, 4, 117, 16, 5),
MessagePart.Factory.valueOf("eph")));
}
public final void testNestedMessage() throws Exception {
runTest(
""
+ "<ihtml:template formals=\"\" name=\"t\">"
+ "<ihtml:message name=\"hi\">"
+ "Hello "
+ "<ihtml:ph name=\"planet\"></ihtml:ph>"
+ "<ihtml:dynamic expr=\"planet\"></ihtml:dynamic>"
+ "<ihtml:eph></ihtml:eph>!"
+ "</ihtml:message>"
+ "</ihtml:template>",
""
+ "<ihtml:template formals=\"\" name=\"t\">"
+ "<ihtml:message name=\"hi\">"
+ "<ihtml:message name=\"there\" />"
+ "Hello "
+ "<ihtml:ph name=\"planet\"/>"
+ "<ihtml:dynamic expr=\"planet\"/>"
+ "<ihtml:eph/>!"
+ "</ihtml:message>"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.NESTED_MESSAGE,
FilePosition.instance(is, 1, 62, 62, 30),
FilePosition.instance(is, 1, 37, 37, 145)));
}
public final void testTemplateNames() throws Exception {
runTest(
"<ihtml:template formals=\"x\" name=\"hi\"></ihtml:template>",
""
+ "<ihtml:template formals='x' name='hi'>"
+ "<ihtml:template name='3nested' formals='a,,x,if,3' zoinks='ahoy'/>"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.BAD_ATTRIB,
FilePosition.instance(is, 1, 55, 55, 14),
elKey("ihtml:template"),
attrKey("ihtml:template", "name"),
MessagePart.Factory.valueOf("3nested")),
new Message(
IhtmlMessageType.BAD_ATTRIB,
FilePosition.instance(is, 1, 70, 70, 19),
elKey("ihtml:template"),
attrKey("ihtml:template", "formals"),
MessagePart.Factory.valueOf("a,,x,if,3")),
new Message(
IhtmlMessageType.BAD_ATTRIB,
FilePosition.instance(is, 1, 90, 90, 13),
elKey("ihtml:template"),
attrKey("ihtml:template", "zoinks"),
MessagePart.Factory.valueOf("ahoy")));
}
public final void testUnnamedPlaceholder() throws Exception {
runTest(
""
+ "<ihtml:template formals=\"\" name=\"t\">"
+ "<ihtml:message name=\"hi\">"
+ "Hello "
+ "<ihtml:dynamic expr=\"planet\"></ihtml:dynamic>"
+ "!"
+ "</ihtml:message>"
+ "</ihtml:template>",
""
+ "<ihtml:template formals=\"\" name=\"t\">"
+ "<ihtml:message name=\"hi\">"
+ "Hello "
+ "<ihtml:ph/>"
+ "<ihtml:dynamic expr=\"planet\"/>"
+ "<ihtml:eph/>!"
+ "</ihtml:message>"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.MISSING_ATTRIB,
elKey("ihtml:ph"),
attrKey("ihtml:ph", "name"),
FilePosition.instance(is, 1, 68, 68, 11)),
new Message(
IhtmlMessageType.ORPHANED_PLACEHOLDER_END, FilePosition.instance(is, 1, 109, 109, 12)));
}
public final void testBadPlaceholderName() throws Exception {
runTest(
""
+ "<ihtml:template formals=\"\" name=\"t\">"
+ "<ihtml:message name=\"hi\">"
+ "Hello "
+ "<ihtml:dynamic expr=\"planet\"></ihtml:dynamic>"
+ "!"
+ "</ihtml:message>"
+ "</ihtml:template>",
""
+ "<ihtml:template formals=\"\" name=\"t\">"
+ "<ihtml:message name=\"hi\">"
+ "Hello "
+ "<ihtml:ph name=\"if\"/>"
+ "<ihtml:dynamic expr=\"planet\"/>"
+ "<ihtml:eph/>!"
+ "</ihtml:message>"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.BAD_ATTRIB,
FilePosition.instance(is, 1, 78, 78, 9),
elKey("ihtml:ph"),
attrKey("ihtml:ph", "name"),
MessagePart.Factory.valueOf("if")),
new Message(
IhtmlMessageType.ORPHANED_PLACEHOLDER_END, FilePosition.instance(is, 1, 119, 119, 12)));
}
public final void testDynamicAttr() throws Exception {
runTest(
""
+ "<ihtml:template formals=\"\" name=\"t\">\n"
+ " <a>\n"
+ " <ihtml:attribute name=\"href\">"
+ "<ihtml:dynamic expr=\"url\"></ihtml:dynamic>"
+ "</ihtml:attribute>\n"
+ " <ihtml:attribute name=\"title\">\n"
+ " <ihtml:message name=\"linkHover\">Howdy</ihtml:message>\n"
+ " </ihtml:attribute>\n"
+ " Link Text\n"
+ " \n"
+ " </a>\n"
+ "</ihtml:template>",
""
+ "<ihtml:template formals=\"\" name=\"t\">\n"
+ " <a>\n"
+ " <ihtml:attribute name=\"href\"><ihtml:dynamic expr=\"url\""
+ " /></ihtml:attribute>\n"
+ " <ihtml:attribute name=\"title\">\n"
+ " <ihtml:message name=\"linkHover\">Howdy</ihtml:message>\n"
+ " </ihtml:attribute>\n"
+ " Link Text\n"
+ " <ihtml:attribute>onclick=\"badness()\"</ihtml:attribute>\n"
+ " </a>\n"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.MISSING_ATTRIB,
FilePosition.instance(is, 8, 264, 5, 54),
elKey("ihtml:attribute"),
attrKey("ihtml:attribute", "name")));
}
public final void testUnclosedPlaceholder2() throws Exception {
runTest(
""
+ "<ihtml:template formals=\"\" name=\"t\">"
+ "<ihtml:message name=\"hi\">"
+ "Hello "
+ "<ihtml:dynamic expr=\"planet\"></ihtml:dynamic>"
+ "<ihtml:ph name=\"punc\"></ihtml:ph>"
+ "!"
+ "<ihtml:eph></ihtml:eph>"
+ "</ihtml:message>"
+ "</ihtml:template>",
""
+ "<ihtml:template formals=\"\" name=\"t\">"
+ "<ihtml:message name=\"hi\">"
+ "Hello "
+ "<ihtml:ph name=\"planet\"/>"
+ "<ihtml:dynamic expr=\"planet\"/>"
+ "<ihtml:ph name=\"punc\"/>"
+ "!"
+ "<ihtml:eph/>"
+ "</ihtml:message>"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.UNCLOSED_PLACEHOLDER,
// Ends before placeholder punc.
FilePosition.instance(is, 1, 68, 68, 55)));
}
/**
* Reduces the pending tokens to a single token with the given type. For example, if the pending
* list contains an identifier followed by an open parenthesis, then it can be reduced to a single
* function token. This is necessitated by CSS2's odd lexical convention which classifies as
* single tokens things that most other languages treat as sequences of primitive tokens.
*
* <p>Modifies the pending list in place.
*/
private void reduce(CssTokenType type) {
StringBuilder sb = new StringBuilder();
for (Token<CssTokenType> t : pending) {
sb.append(t.text);
}
FilePosition fp = FilePosition.span(pending.getFirst().pos, pending.getLast().pos);
pending.clear();
pending.add(Token.instance(sb.toString(), type, fp));
}
public final void testMisplacedElementAndAttribute() throws Exception {
runTest(
""
+ "<ihtml:template formals=\"\" name=\"t\">\n"
+ " <ihtml:element></ihtml:element>\n"
+ " <ihtml:message name=\"m\">\n"
+ " \n"
+ " <ihtml:ph name=\"ph\"></ihtml:ph>\n"
+ " \n"
+ " <ihtml:eph></ihtml:eph>\n"
+ " </ihtml:message>\n"
+ " <ihtml:do init=\"maybe\">\n"
+ " <ihtml:element></ihtml:element>\n"
+ " <ihtml:else></ihtml:else>\n"
+ " <ihtml:element></ihtml:element>\n"
+ " </ihtml:do>\n"
+ "</ihtml:template>",
""
+ "<ihtml:template formals=\"\" name=\"t\">\n"
+ " <ihtml:element/>\n" // OK inside templates
+ " <ihtml:message name=\"m\">\n"
+ " <ihtml:element/>\n" // But not inside messages
+ " <ihtml:ph name=\"ph\"/>\n"
+ " <ihtml:element/>\n" // Not even inside messages
+ " <ihtml:eph/>\n"
+ " </ihtml:message>\n"
+ " <ihtml:do init=\"maybe\">\n"
+ " <ihtml:element/>\n" // OK inside a conditional
+ " <ihtml:else/>\n"
+ " <ihtml:element/>\n" // OK inside a conditional's alternate
+ " </ihtml:do>\n"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.MISPLACED_ELEMENT,
FilePosition.instance(is, 4, 88, 5, 16),
MessagePart.Factory.valueOf("ihtml:element"),
MessagePart.Factory.valueOf("ihtml:message")),
new Message(
IhtmlMessageType.MISPLACED_ELEMENT,
FilePosition.instance(is, 6, 137, 7, 16),
MessagePart.Factory.valueOf("ihtml:element"),
MessagePart.Factory.valueOf("ihtml:message")));
}
public static FilePosition span(FilePosition start, FilePosition end) {
if (start == end) {
return start;
}
if (!start.source.equals(end.source)) {
return FilePosition.UNKNOWN;
}
if (start.startCharInFile > end.endCharInFile) {
throw new IllegalArgumentException(start + ", " + end);
}
return instance(
start.source,
start.startLineNo,
start.startCharInFile,
start.startCharInLine,
end.endLineNo(),
end.endCharInFile(),
end.endCharInLine());
}
public final void testOrphanedPlaceholder() throws Exception {
runTest(
""
+ "<ihtml:template formals=\"\" name=\"t\">"
+ "Hello "
+ "<ihtml:dynamic expr=\"planet\"></ihtml:dynamic>!"
+ "</ihtml:template>",
""
+ "<ihtml:template formals=\"\" name=\"t\">"
+ "Hello "
+ "<ihtml:ph name=\"planet\"/>"
+ "<ihtml:dynamic expr=\"planet\"/>!"
+ "<ihtml:eph/>"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.ORPHANED_PLACEHOLDER, FilePosition.instance(is, 1, 43, 43, 25)),
new Message(
IhtmlMessageType.ORPHANED_PLACEHOLDER, FilePosition.instance(is, 1, 99, 99, 12)));
}
public static FilePosition between(FilePosition a, FilePosition b) {
return instance(
a.source(),
a.endLineNo(),
a.endCharInFile(),
a.endCharInLine(),
b.startLineNo(),
b.startCharInFile(),
b.startCharInLine());
}
public final void testUnnamedMessage() throws Exception {
runTest(
"<ihtml:template formals=\"a b\" name=\"t\"></ihtml:template>",
""
+ "<ihtml:template formals='a b' name='t'>"
+ "<ihtml:message>Hello</ihtml:message>"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.MISSING_ATTRIB,
elKey("ihtml:message"),
attrKey("ihtml:message", "name"),
FilePosition.instance(is, 1, 40, 40, 36)));
}
public final void testIhtmlElementInMessageOutsidePlaceholder() throws Exception {
runTest(
"" + "<ihtml:template formals=\"\" name=\"t\"></ihtml:template>",
""
+ "<ihtml:template formals=\"\" name=\"t\">"
+ "<ihtml:message name='SayHowdy'>"
+ "Hello "
+ "<ihtml:dynamic expr=\"planet\"/>!"
+ "</ihtml:message>"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.IHTML_IN_MESSAGE_OUTSIDE_PLACEHOLDER,
FilePosition.instance(is, 1, 74, 74, 30),
MessagePart.Factory.valueOf("dynamic")));
}
public final void testMisnamedMessage() throws Exception {
runTest(
"<ihtml:template formals=\"a b\" name=\"t\"></ihtml:template>",
""
+ "<ihtml:template formals=\"a b\" name=\"t\">"
+ "<ihtml:message name=\"x__\">"
+ "Hello"
+ "</ihtml:message>"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.BAD_ATTRIB,
FilePosition.instance(is, 1, 55, 55, 10),
elKey("ihtml:message"),
attrKey("ihtml:message", "name"),
MessagePart.Factory.valueOf("x__")));
}
public final void testBadAttr() throws Exception {
runTest(
""
+ "<ihtml:template formals=\"\" name=\"t\">\n"
+ " \n"
+ " <div><ihtml:element>p</ihtml:element></div>\n"
+ "</ihtml:template>",
""
+ "<ihtml:template formals=\"\" name=\"t\">\n"
+ " <ihtml:element bogus=\"\">p</ihtml:element>\n"
+ " <div><ihtml:element>p</ihtml:element></div>\n"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.BAD_ATTRIB,
FilePosition.instance(is, 2, 55, 18, 8),
elKey("ihtml:element"),
attrKey("ihtml:element", "bogus"),
MessagePart.Factory.valueOf("")));
}
public final void testContentType() throws Exception {
// The callingContext attribute is set by a later pass, so make sure it
// can't be passed in.
runTest(
"" + "<ihtml:template formals=\"\" name=\"main\">\n" + " \n" + "</ihtml:template>",
""
+ "<ihtml:template formals=\"\" name=\"main\">\n"
+ " <ihtml:template formals=\"\" name=\"sub\"\n"
+ " "
+ IHTML.CALLING_CONTEXT_ATTR
+ "=\"div\">\n"
+ " </ihtml:template>\n"
+ "</ihtml:template>",
new Message(
IhtmlMessageType.BAD_ATTRIB,
FilePosition.instance(is, 3, 4, 4, 20),
elKey("ihtml:template"),
attrKey("ihtml:template", "callingContext"),
MessagePart.Factory.valueOf("div")));
}
private void runTest(String goldenIhtml, String inputIhtml, Message... expectedMessages)
throws Exception {
Element ihtmlRoot =
new DomParser(
DomParser.makeTokenQueue(
FilePosition.startOfFile(is), new StringReader(inputIhtml), true, false),
true,
mq)
.parseDocument();
new IhtmlSanityChecker(mq).check(ihtmlRoot);
for (Message msg : expectedMessages) {
assertMessage(
true,
msg.getMessageType(),
msg.getMessageLevel(),
msg.getMessageParts().toArray(new MessagePart[0]));
}
assertMessagesLessSevereThan(MessageLevel.WARNING);
String checkedIhtml = Nodes.render(ihtmlRoot, MarkupRenderMode.XML);
assertEquals(goldenIhtml, checkedIhtml);
}
void processToken(String text) {
TokenClassification tClass = TokenClassification.classify(text);
if (tClass == null) {
return;
}
switch (tClass) {
case LINEBREAK:
// Allow external code to force line-breaks.
// This allows us to create a composite-renderer that renders
// original source code next to translated source code.
emit("\n");
return;
case SPACE:
pendingSpace = true;
return;
case COMMENT:
if (mark != null && lastLine != mark.startLineNo()) {
newline();
lastLine = mark.startLineNo();
} else if ("/".equals(lastToken) || pendingSpace) {
space();
}
pendingSpace = false;
emit(text);
if (text.startsWith("//")) {
newline();
pendingSpace = false;
} else {
pendingSpace = true;
}
return;
default:
break;
}
boolean spaceBefore = pendingSpace;
pendingSpace = false;
boolean spaceAfter = false;
// Determine which pairs of tokens cannot be adjacent and put a space
// between them.
if (tClass == lastClass) {
// Adjacent punctuation, strings, and words require space.
// Numbers and words are both of type OTHER.
// This decision may be revisited in the following to prevent
// excessive space inside parentheses.
spaceBefore = !"(".equals(lastToken);
} else if (lastClass == TokenClassification.REGEX) {
if (tClass == TokenClassification.OTHER || "/".equals(text)) {
// Make sure words don't run into regex flags, and that / operator
// does not combine with end of regex to make a line comment.
spaceBefore = true;
}
} else if (tClass == TokenClassification.REGEX && "/".equals(lastToken)) {
// Allowing these two tokens to run together could introduce a line
// comment.
spaceBefore = true;
} else if (tClass == TokenClassification.OTHER
&& Character.isDigit(text.charAt(0))
&& ".".equals(lastToken)) {
// Following a dot operator with a number is illegal syntactically, but
// this renderer should not allow any lexical confusion.
spaceBefore = true;
}
if (tClass == TokenClassification.OTHER) {
if ("}".equals(lastToken)) {
spaceBefore = true;
}
if (isKeyword(text.toString())) {
// Put a space between if and other keywords and the parenthesis.
spaceAfter = true;
}
}
// If this token is an open bracket, we want to indent, but not before
// writing the token to avoid over-indenting the open bracket.
if (text.length() == 1) {
char ch0 = text.charAt(0);
switch (ch0) {
case '{':
if (lastClass == TokenClassification.PUNCTUATION) {
if (":".equals(lastToken)) { // See JSON test.
spaceBefore = true;
} else if (!(")".equals(lastToken) || "=".equals(lastToken))) {
// If starting a block following a parenthesized condition, or
// an object literal assigned.
spaceBefore = !("(".equals(lastToken) || "[".equals(lastToken));
}
}
spaceAfter = true;
break;
case '[':
if (")".equals(lastToken)) {
spaceBefore = false;
}
spaceAfter = true;
break;
case '(':
if (")".equals(lastToken)) { // Calling a parenthesized value.
spaceBefore = false;
}
break;
case '}':
spaceBefore = !"{".equals(lastToken);
spaceAfter = true;
break;
case ')':
spaceBefore = false;
spaceAfter = true;
break;
case ']':
spaceBefore = !"}".equals(lastToken);
spaceAfter = true;
break;
case ',':
spaceBefore = false;
spaceAfter = true;
break;
case ';':
spaceBefore = false;
spaceAfter = true;
break;
case ':':
spaceBefore = ":".equals(lastToken); // Since :: is a token in ES4
spaceAfter = true;
break;
case '=':
spaceBefore = true;
spaceAfter = true;
break;
case '.':
spaceBefore =
lastToken != null
&& (TokenClassification.isNumber(lastToken) || ".".equals(lastToken));
spaceAfter = false;
break;
}
}
// Write any whitespace before the token.
if (spaceBefore) {
space();
}
// Actually write the token.
emit(text);
pendingSpace = spaceAfter;
lastClass = tClass;
lastToken = text;
if (mark != null) {
lastLine = mark.startLineNo();
}
}
public static FilePosition endOf(FilePosition fp) {
return FilePosition.instance(fp.source, fp.endLineNo, fp.endCharInFile, fp.endCharInLine);
}
public static FilePosition startOf(FilePosition fp) {
return FilePosition.instance(fp.source, fp.startLineNo, fp.startCharInFile, fp.startCharInLine);
}
public final void mark(@Nullable FilePosition mark) {
if (mark != null && !InputSource.UNKNOWN.equals(mark.source())) {
pending.add(mark);
}
}