Java Code Examples for org.eclipse.jface.text.Document#getLength()

public void testIndentingWithTab7() {
    strategy.setIndentPrefs(new TestIndentPrefs(true, 4));
    String str = "" +
            "class C:\n" +
            "    def m1(self):            \n" +
            "  print 'a'" +
            "";
    String expected = "" +
            "class C:\n" +
            "    def m1(self):            \n" +
            "print 'a'" +
            "";
    final Document doc = new Document(str);
    DocCmd docCmd = new DocCmd(doc.getLength() - "  print 'a'".length(), 0, "\t");
    strategy.customizeDocumentCommand(doc, docCmd);
    assertEquals("        ", docCmd.text); // a single tab should go to the correct indent
    assertEquals(expected, doc.get()); // the spaces after the indent should be removed
}
 

public void testIndentAfterRet2() {
    strategy.setIndentPrefs(new TestIndentPrefs(true, 4));
    String str = "" +
            "class Foo:\n" +
            "    def m1():\n" +
            "        for a in b:\n" +
            "            if a = 20:\n"
            +
            "                print 'foo'\n" +
            "        return 30\n" +
            "    \n" +
            "";
    final Document doc = new Document(str);
    DocCmd docCmd = new DocCmd(doc.getLength(), 0, "\t");
    strategy.customizeDocumentCommand(doc, docCmd);
    assertEquals("    ", docCmd.text);
}
 

public void testIndentAfterRet() {
    strategy.setIndentPrefs(new TestIndentPrefs(true, 4));
    String str = "" +
            "class Foo:\n" +
            "    def m1():\n" +
            "        for a in b:\n" +
            "            if a = 20:\n"
            +
            "                print 'foo'\n" +
            "        return 30\n" +
            "    " +
            "";
    final Document doc = new Document(str);
    DocCmd docCmd = new DocCmd(doc.getLength(), 0, "\n");
    strategy.customizeDocumentCommand(doc, docCmd);
    assertEquals("\n    ", docCmd.text);
}
 

public void testBackspace10() throws Exception {
    Document doc = new Document("a = 10\n" +
            "    ");
    PySelection ps = new PySelection(doc, 0, doc.getLength(), 0);

    backspace.perform(ps);
    assertEquals("a = 10\n", doc.get());
}
 

public void testTabInComment() {
    strategy.setIndentPrefs(new TestIndentPrefs(true, 4));
    String str = "#comment" +
            "";
    final Document doc = new Document(str);
    DocCmd docCmd = new DocCmd(doc.getLength(), 0, "\t");
    strategy.customizeDocumentCommand(doc, docCmd);
    assertEquals("    ", docCmd.text); // a single tab should go to the correct indent

}
 

public void testNewLine11() {
    strategy.setIndentPrefs(new TestIndentPrefs(true, 4));
    String str = "" +
            "def fun():\n" +
            "    if True:\n" +
            "        passif False: 'foo'" +
            "";
    final Document doc = new Document(str);
    DocCmd docCmd = new DocCmd(doc.getLength() - "if False: 'foo'".length(), 0, "\n");
    strategy.customizeDocumentCommand(doc, docCmd);
    assertEquals("\n    ", docCmd.text);

}
 

public void testNewLine6a() {
    strategy.setIndentPrefs(new TestIndentPrefs(true, 4));
    String str = "" +
            "def getSpilledComps( *dummy ):\n" +
            "    return [self.component4]" + //dedent here
            "";
    final Document doc = new Document(str);
    DocCmd docCmd = new DocCmd(doc.getLength(), 0, "\n");
    strategy.customizeDocumentCommand(doc, docCmd);
    assertEquals("\n", docCmd.text);
}
 

public void testBackspace12() throws Exception {
    Document doc = new Document("a = 10\n" +
            "      ");
    PySelection ps = new PySelection(doc, 0, doc.getLength(), 0);

    backspace.perform(ps);
    assertEquals("a = 10\n    ", doc.get());
}
 

public void testLiteral3() throws Exception {
    Document doc = new Document("a");
    PySelection ps = new PySelection(doc, 0, 0, doc.getLength());

    assertTrue(peerLinker.perform(ps, '\'', null));
    assertEquals("'a'", doc.get());
    assertEquals(1, peerLinker.getLinkOffset());
    assertEquals(1, peerLinker.getLinkLen());
    assertEquals(3, peerLinker.getLinkExitPos());
}
 

public void testParens() {
    strategy.setIndentPrefs(new TestIndentPrefs(true, 4));
    String str = "isShown() #suite()" +
            "";
    final Document doc = new Document(str);
    DocCmd docCmd = new DocCmd(doc.getLength() - ") #suite()".length(), 0, ")");
    strategy.customizeDocumentCommand(doc, docCmd);
    assertEquals("", docCmd.text);
    assertEquals(9, docCmd.caretOffset);

}
 

public void testMaintainIndent() {
    strategy.setIndentPrefs(new TestIndentPrefs(true, 4));
    String str = "" +
            "def moo():\n" +
            "    if not 1:\n" +
            "        print 'foo'\n" +
            "    print 'bla'" +
            "";

    final Document doc = new Document(str);
    DocCmd docCmd = new DocCmd(doc.getLength() - "print 'bla'".length(), 0, "\n");
    strategy.customizeDocumentCommand(doc, docCmd);
    assertEquals("\n    ", docCmd.text);

}
 

public void testBackspace8() throws Exception {
    Document doc = new Document("a = 10\r");
    PySelection ps = new PySelection(doc, 0, doc.getLength(), 0);

    backspace.perform(ps);
    assertEquals("a = 10", doc.get());
}
 

public void testNewLineAfterOpeningParWithOtherContents() {
    strategy.setIndentPrefs(new TestIndentPrefs(true, 4));
    String str = "" +
            "def m1(  self,";
    //        |<-- should indent here in this case, and not on the parenthesis
    final Document doc = new Document(str);
    DocCmd docCmd = new DocCmd(doc.getLength(), 0, "\n");
    strategy.customizeDocumentCommand(doc, docCmd);
    assertEquals("\n         ", docCmd.text);
}
 

public void testNewLine6() {
    strategy.setIndentPrefs(new TestIndentPrefs(true, 4));
    String str = "" +
            "for v in w:\n" +
            "    pass\n" + //dedent on pass
            "";
    final Document doc = new Document(str);
    DocCmd docCmd = new DocCmd(doc.getLength(), 0, "\n");
    strategy.customizeDocumentCommand(doc, docCmd);
    assertEquals("\n", docCmd.text);
}
 

public void testShiftLeft3() throws Exception {
    Document doc = new Document("   def a(aa):\n" +
            "        pass\n" +
            "    bb\n");
    PySelection ps = new PySelection(doc, 0, 3, doc.getLength() - 2 - 3);
    new PyShiftLeft().perform(ps, new TestIndentPrefs(true, 4));

    String expected = "def a(aa):\n" +
            "     pass\n" +
            " bb\n";
    assertEquals(expected, doc.get());
}
 

public void testCommentWithDifferentCodingStd() throws Exception {
    std.spacesInStartComment = 1;

    Document doc = new Document(" a\r\n" +
            "b");
    PySelection ps = new PySelection(doc, 0, 0, doc.getLength());
    assertEquals(new Tuple<Integer, Integer>(0, 9), new PyComment(std).perform(ps));

    String expected = "#  a\r\n" +
            "# b";
    assertEquals(expected, doc.get());

}
 

public void testComment4() throws Exception {
    Document doc = new Document("a\r\n" +
            "b");
    PySelection ps = new PySelection(doc, 0, 0, doc.getLength());
    assertEquals(new Tuple<Integer, Integer>(0, 6), new PyComment(std).perform(ps));

    String expected = "#a\r\n" +
            "#b";
    assertEquals(expected, doc.get());

}
 

public void testBackspace9() throws Exception {
    Document doc = new Document("a = 10\r");
    PySelection ps = new PySelection(doc, 0, doc.getLength(), 0);

    backspace.perform(ps);
    assertEquals("a = 10", doc.get());
}
 

public void testUncommentToProperIndentation() throws Exception {
    std.spacesInStartComment = 1;
    //When uncommenting, we should move the code uncommented to a proper indentation.
    Document doc = new Document("# a\n" +
            "#b");
    PySelection ps = new PySelection(doc, 0, 0, doc.getLength());
    assertEquals(new Tuple<Integer, Integer>(0, 4), new PyUncomment(std).perform(ps));

    String expected = " a\n" +
            "b";
    assertEquals(expected, doc.get());
}
 

public void testPartitionCodeReaderUnread2() throws Exception {
    PartitionCodeReader reader = new PartitionCodeReader(IDocument.DEFAULT_CONTENT_TYPE);
    Document document = new Document("abcde");
    String category = setupDocument(document);

    document.addPosition(category, new TypedPosition(1, 1, "cat1")); //skip b
    document.addPosition(category, new TypedPosition(3, 1, "cat1")); //skip d

    reader.configureForwardReader(document, 0, document.getLength());
    FastStringBuffer buf = new FastStringBuffer(document.getLength());
    readAll(reader, buf);
    reader.unread(); //EOF
    reader.unread(); //e
    reader.unread(); //c
    readAll(reader, buf);
    reader.unread(); //EOF
    reader.unread(); //e
    reader.unread(); //c
    reader.unread(); //a
    readAll(reader, buf);
    reader.unread(); //EOF
    assertEquals(-1, reader.read());
    reader.unread(); //EOF
    reader.unread(); //e
    readAll(reader, buf);
    assertEquals("aceceacee", buf.toString());
}