gecko-dev/editor/base/TextEditorTest.cpp

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/* -*- Mode: C++ tab-width: 2 indent-tabs-mode: nil c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL") you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#include <stdio.h>
#include "nsITextEditor.h"
#include "nsIEditor.h"
#include "TextEditorTest.h"
#include "nsIDOMSelection.h"
#include "nsIDOMCharacterData.h"
#include "nsIDOMDocument.h"
#include "nsIDOMNode.h"
#include "nsIDOMNodeList.h"
#include "nsIEditProperty.h"
#include "nsString.h"
#ifdef NS_DEBUG
#define TEST_RESULT(r) { if (NS_FAILED(r)) {printf("FAILURE result=%d\n", r); return r; } }
#define TEST_POINTER(p) { if (!p) {printf("FAILURE null pointer\n"); return NS_ERROR_NULL_POINTER; } }
TextEditorTest::TextEditorTest()
{
printf("constructed a TextEditorTest\n");
}
TextEditorTest::~TextEditorTest()
{
printf("destroyed a TextEditorTest\n");
}
void TextEditorTest::Run(nsITextEditor *aEditor)
{
if (!aEditor) return;
mTextEditor = do_QueryInterface(aEditor);
mEditor = do_QueryInterface(aEditor);
RunUnitTest();
}
nsresult TextEditorTest::RunUnitTest()
{
nsresult result;
result = InitDoc();
TEST_RESULT(result);
// insert some simple text
nsString docContent("1234567890abcdefghij1234567890");
result = mTextEditor->InsertText(docContent);
TEST_RESULT(result);
// insert some more text
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nsString docContent2("Moreover, I am cognizant of the interrelatedness of all communities and states. I cannot sit idly by in Atlanta and not be concerned about what happens in Birmingham. Injustice anywhere is a threat to justice everywhere");
result = mTextEditor->InsertText(docContent2);
TEST_RESULT(result);
result = TestInsertBreak();
result = TestTextProperties();
return result;
}
nsresult TextEditorTest::InitDoc()
{
nsresult result = mTextEditor->SelectAll();
TEST_RESULT(result);
result = mTextEditor->DeleteSelection(nsIEditor::eLTR);
TEST_RESULT(result);
return result;
}
nsresult TextEditorTest::TestInsertBreak()
{
nsCOMPtr<nsIDOMSelection>selection;
nsresult result = mEditor->GetSelection(getter_AddRefs(selection));
TEST_RESULT(result);
TEST_POINTER(selection.get());
nsCOMPtr<nsIDOMNode>anchor;
result = selection->GetAnchorNode(getter_AddRefs(anchor));
TEST_RESULT(result);
TEST_POINTER(anchor.get());
selection->Collapse(anchor, 0);
// insert one break
printf("inserting a break\n");
result = mTextEditor->InsertBreak();
TEST_RESULT(result);
mEditor->DebugDumpContent();
// insert a second break adjacent to the first
printf("inserting a second break\n");
result = mTextEditor->InsertBreak();
TEST_RESULT(result);
mEditor->DebugDumpContent();
return result;
}
nsresult TextEditorTest::TestTextProperties()
{
nsCOMPtr<nsIDOMDocument>doc;
nsresult result = mEditor->GetDocument(getter_AddRefs(doc));
TEST_RESULT(result);
TEST_POINTER(doc.get());
nsCOMPtr<nsIDOMNodeList>nodeList;
nsAutoString textTag = "__moz_text";
result = doc->GetElementsByTagName(textTag, getter_AddRefs(nodeList));
TEST_RESULT(result);
TEST_POINTER(nodeList.get());
PRUint32 count;
nodeList->GetLength(&count);
NS_ASSERTION(0!=count, "there are no text nodes in the document!");
nsCOMPtr<nsIDOMNode>textNode;
result = nodeList->Item(0, getter_AddRefs(textNode));
TEST_RESULT(result);
TEST_POINTER(textNode.get());
// set the whole text node to bold
printf("set the whole first text node to bold\n");
nsCOMPtr<nsIDOMSelection>selection;
result = mEditor->GetSelection(getter_AddRefs(selection));
TEST_RESULT(result);
TEST_POINTER(selection.get());
nsCOMPtr<nsIDOMCharacterData>textData;
textData = do_QueryInterface(textNode);
PRUint32 length;
textData->GetLength(&length);
selection->Collapse(textNode, 0);
selection->Extend(textNode, length);
PRBool any = PR_FALSE;
PRBool all = PR_FALSE;
PRBool first=PR_FALSE;
result = mTextEditor->GetTextProperty(nsIEditProperty::b, nsnull, nsnull, first, any, all);
TEST_RESULT(result);
NS_ASSERTION(PR_FALSE==first, "first should be false");
NS_ASSERTION(PR_FALSE==any, "any should be false");
NS_ASSERTION(PR_FALSE==all, "all should be false");
result = mTextEditor->SetTextProperty(nsIEditProperty::b, nsnull, nsnull);
TEST_RESULT(result);
result = mTextEditor->GetTextProperty(nsIEditProperty::b, nsnull, nsnull, first, any, all);
TEST_RESULT(result);
NS_ASSERTION(PR_TRUE==first, "first should be true");
NS_ASSERTION(PR_TRUE==any, "any should be true");
NS_ASSERTION(PR_TRUE==all, "all should be true");
mEditor->DebugDumpContent();
// remove the bold we just set
printf("set the whole first text node to not bold\n");
result = mTextEditor->RemoveTextProperty(nsIEditProperty::b, nsnull);
TEST_RESULT(result);
result = mTextEditor->GetTextProperty(nsIEditProperty::b, nsnull, nsnull, first, any, all);
TEST_RESULT(result);
NS_ASSERTION(PR_FALSE==first, "first should be false");
NS_ASSERTION(PR_FALSE==any, "any should be false");
NS_ASSERTION(PR_FALSE==all, "all should be false");
mEditor->DebugDumpContent();
// set all but the first and last character to bold
printf("set the first text node (1, length-1) to bold and italic, and (2, length-1) to underline.\n");
selection->Collapse(textNode, 1);
selection->Extend(textNode, length-1);
result = mTextEditor->SetTextProperty(nsIEditProperty::b, nsnull, nsnull);
TEST_RESULT(result);
result = mTextEditor->GetTextProperty(nsIEditProperty::b, nsnull, nsnull, first, any, all);
TEST_RESULT(result);
NS_ASSERTION(PR_TRUE==first, "first should be true");
NS_ASSERTION(PR_TRUE==any, "any should be true");
NS_ASSERTION(PR_TRUE==all, "all should be true");
mEditor->DebugDumpContent();
// make all that same text italic
result = mTextEditor->SetTextProperty(nsIEditProperty::i, nsnull, nsnull);
TEST_RESULT(result);
result = mTextEditor->GetTextProperty(nsIEditProperty::i, nsnull, nsnull, first, any, all);
TEST_RESULT(result);
NS_ASSERTION(PR_TRUE==first, "first should be true");
NS_ASSERTION(PR_TRUE==any, "any should be true");
NS_ASSERTION(PR_TRUE==all, "all should be true");
result = mTextEditor->GetTextProperty(nsIEditProperty::b, nsnull, nsnull, first, any, all);
TEST_RESULT(result);
NS_ASSERTION(PR_TRUE==first, "first should be true");
NS_ASSERTION(PR_TRUE==any, "any should be true");
NS_ASSERTION(PR_TRUE==all, "all should be true");
mEditor->DebugDumpContent();
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// make all the text underlined, except for the first 2 and last 2 characters
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result = doc->GetElementsByTagName(textTag, getter_AddRefs(nodeList));
TEST_RESULT(result);
TEST_POINTER(nodeList.get());
nodeList->GetLength(&count);
NS_ASSERTION(0!=count, "there are no text nodes in the document!");
result = nodeList->Item(1, getter_AddRefs(textNode));
TEST_RESULT(result);
TEST_POINTER(textNode.get());
textData = do_QueryInterface(textNode);
textData->GetLength(&length);
selection->Collapse(textNode, 1);
selection->Extend(textNode, length-2);
result = mTextEditor->SetTextProperty(nsIEditProperty::u, nsnull, nsnull);
TEST_RESULT(result);
result = mTextEditor->GetTextProperty(nsIEditProperty::u, nsnull, nsnull, first, any, all);
TEST_RESULT(result);
NS_ASSERTION(PR_TRUE==first, "first should be true");
NS_ASSERTION(PR_TRUE==any, "any should be true");
NS_ASSERTION(PR_TRUE==all, "all should be true");
mEditor->DebugDumpContent();
return result;
}
#endif