390 lines
14 KiB
TypeScript
390 lines
14 KiB
TypeScript
/// <reference path="..\..\..\src\harness\harness.ts" />
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/// <reference path="..\..\..\src\server\editorServices.ts" />
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module ts {
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function editFlat(position: number, deletedLength: number, newText: string, source: string) {
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return source.substring(0, position) + newText + source.substring(position + deletedLength, source.length);
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}
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var testDataDir = "..\..\..\src\compiler";
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function bigTest() {
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editStress("scanner.ts", false);
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editStress("sys.ts", false);
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editStress("binder.ts", false);
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}
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function tstTest() {
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var fname = testDataDir + 'tst.ts';
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var content = ts.sys.readFile(fname);
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var lm = server.LineIndex.linesFromText(content);
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var lines = lm.lines;
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if (lines.length == 0) {
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return;
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}
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var lineMap = lm.lineMap;
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var lineIndex = new server.LineIndex();
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lineIndex.load(lines);
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var editedText = lineIndex.getText(0, content.length);
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var snapshot: server.LineIndex;
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var checkText: string;
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var insertString: string;
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// change 9 1 0 1 {"y"}
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var pos = lineColToPosition(lineIndex, 9, 1);
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insertString = "y";
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checkText = editFlat(pos, 0, insertString, content);
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snapshot = lineIndex.edit(pos, 0, insertString);
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editedText = snapshot.getText(0, checkText.length);
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assert.equal(editedText, checkText);
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// change 9 2 0 1 {"."}
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var pos = lineColToPosition(snapshot, 9, 2);
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insertString = ".";
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checkText = editFlat(pos, 0, insertString, checkText);
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snapshot = snapshot.edit(pos, 0, insertString);
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editedText = snapshot.getText(0, checkText.length);
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assert.equal(editedText, checkText);
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// change 9 3 0 1 {"\n"}
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var pos = lineColToPosition(snapshot, 9, 3);
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insertString = "\n";
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checkText = editFlat(pos, 0, insertString, checkText);
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snapshot = snapshot.edit(pos, 0, insertString);
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editedText = snapshot.getText(0, checkText.length);
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assert.equal(editedText, checkText);
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// change 10 1 0 10 {"\n\n\n\n\n\n\n\n\n\n"}
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pos = lineColToPosition(snapshot, 10, 1);
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insertString = "\n\n\n\n\n\n\n\n\n\n";
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checkText = editFlat(pos, 0, insertString, checkText);
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snapshot = snapshot.edit(pos, 0, insertString);
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editedText = snapshot.getText(0, checkText.length);
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assert.equal(editedText, checkText);
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// change 19 1 1 0
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pos = lineColToPosition(snapshot, 19, 1);
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checkText = editFlat(pos, 1, "", checkText);
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snapshot = snapshot.edit(pos, 1);
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editedText = snapshot.getText(0, checkText.length);
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assert.equal(editedText, checkText);
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// change 18 1 1 0
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pos = lineColToPosition(snapshot, 18, 1);
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checkText = editFlat(pos, 1, "", checkText);
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snapshot = snapshot.edit(pos, 1);
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editedText = snapshot.getText(0, checkText.length);
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assert.equal(editedText, checkText);
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function lineColToPosition(lineIndex: server.LineIndex, line: number, col: number) {
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var lineInfo = lineIndex.lineNumberToInfo(line);
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return (lineInfo.offset + col - 1);
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}
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}
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describe('versionCache -- Edit test', () => {
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var content = `in this story:
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the lazy brown fox
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jumped over the cow
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that ate the grass
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that was purple at the tips
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and grew 1cm per day`;
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var {lines, lineMap} = server.LineIndex.linesFromText(content);
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if (lines.length == 0) {
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return;
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}
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var lineIndex = new server.LineIndex();
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lineIndex.load(lines);
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var editedText = lineIndex.getText(0, content.length);
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var snapshot: server.LineIndex;
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var checkText: string;
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var insertString: string;
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function testEdit(position: number, deleteLength: number, insertString: string): void {
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var checkText = editFlat(position, deleteLength, insertString, content);
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snapshot = lineIndex.edit(position, deleteLength, insertString);
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var editedText = snapshot.getText(0, snapshot.getLength());
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assert.equal(editedText, checkText);
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}
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it('Case VII: insert at end of file', () => {
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insertString = "hmmmm...\r\n";
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testEdit(content.length, 0, insertString);
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});
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it('Case IV: unusual line endings merge', () => {
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testEdit(lines[0].length - 1, lines[1].length, "");
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});
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it('Case VIIa: delete whole line and nothing but line (last line)', () => {
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var llpos = lineMap[lineMap.length - 2];
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testEdit(llpos, lines[lines.length - 1].length, "");
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});
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it('Case VIIb: delete whole line and nothing but line (first line)', () => {
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testEdit(0, lines[0].length, "");
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});
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it('Case VIIc: delete whole line (first line) and insert with no line breaks', () => {
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insertString = "moo, moo, moo! ";
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testEdit(0, lines[0].length, insertString);
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});
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it('Case VIIc: delete whole line (first line) and insert with multiple line breaks', () => {
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insertString = "moo, \r\nmoo, \r\nmoo! ";
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testEdit(0, lines[0].length, insertString);
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});
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it('Case VIId: delete multiple lines and nothing but lines (first and second lines)', () => {
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testEdit(0, lines[0].length + lines[1].length, "");
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});
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it('Case VIIe: delete multiple lines and nothing but lines (second and third lines)', () => {
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testEdit(lines[0].length, lines[1].length + lines[2].length, "");
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});
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it('Case VI: insert multiple line breaks', () => {
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insertString = "cr...\r\ncr...\r\ncr...\r\ncr...\r\ncr...\r\ncr...\r\ncr...\r\ncr...\r\ncr...\r\ncr...\r\ncr...\r\ncr";
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testEdit(21, 1, insertString);
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});
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it('Case VIb: insert multiple line breaks', () => {
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insertString = "cr...\r\ncr...\r\ncr";
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testEdit(21, 1, insertString);
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});
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it('Case VIc: insert multiple line breaks with leading \\n', () => {
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insertString = "\ncr...\r\ncr...\r\ncr";
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testEdit(21, 1, insertString);
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});
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it('Case I: single line no line breaks deleted or inserted, delete 1 char', () => {
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testEdit(21, 1, "");
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});
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it('Case Ib: single line no line breaks deleted or inserted, insert 1 char', () => {
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testEdit(21, 0, "b");
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});
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it('Case Ib: single line no line breaks deleted or inserted, delete 1, insert 2 chars', () => {
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testEdit(21, 1, "cr");
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});
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it('Case II: delete across line break (just the line break)', () => {
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testEdit(21, 22, "");
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});
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it('Case IIb: delete across line break', () => {
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testEdit(21, 32, "");
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});
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it('Case III: delete across multiple line breaks and insert no line breaks', () => {
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testEdit(21, 42, "");
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});
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it('Case IIIb: delete across multiple line breaks and insert text', () => {
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testEdit(21, 42, "slithery ");
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});
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});
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function editStress(fname: string, timing: boolean) {
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var content = ts.sys.readFile(testDataDir + fname);
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var lm = server.LineIndex.linesFromText(content);
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var lines = lm.lines;
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if (lines.length == 0) {
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return;
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}
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var lineMap = lm.lineMap;
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var lineIndex = new server.LineIndex();
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lineIndex.load(lines);
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var totalChars = content.length;
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var rsa: number[] = [];
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var la: number[] = [];
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var las: number[] = [];
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var elas: number[] = [];
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var ersa: number[] = [];
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var ela: number[] = [];
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var etotalChars = totalChars;
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var j: number;
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var startTime: number;
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for (j = 0; j < 100000; j++) {
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rsa[j] = Math.floor(Math.random() * totalChars);
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la[j] = Math.floor(Math.random() * (totalChars - rsa[j]));
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if (la[j] > 4) {
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las[j] = 4;
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}
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else {
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las[j] = la[j];
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}
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if (j < 4000) {
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ersa[j] = Math.floor(Math.random() * etotalChars);
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ela[j] = Math.floor(Math.random() * (etotalChars - ersa[j]));
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if (ela[j] > 4) {
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elas[j] = 4;
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}
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else {
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elas[j] = ela[j];
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}
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etotalChars += (las[j] - elas[j]);
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}
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}
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if (timing) {
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startTime = Date.now();
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}
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for (j = 0; j < 2000; j++) {
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var s2 = lineIndex.getText(rsa[j], la[j]);
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if (!timing) {
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var s1 = content.substring(rsa[j], rsa[j] + la[j]);
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assert.equal(s1, s2);
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}
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}
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if (timing) {
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console.log("range (average length 1/4 file size): " + ((Date.now() - startTime) / 2).toFixed(3) + " us");
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}
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// console.log("check1");
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if (timing) {
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startTime = Date.now();
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}
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for (j = 0; j < 10000; j++) {
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var s2 = lineIndex.getText(rsa[j], las[j]);
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if (!timing) {
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var s1 = content.substring(rsa[j], rsa[j] + las[j]);
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assert.equal(s1, s2);
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}
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}
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// console.log("check2");
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if (timing) {
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console.log("range (average length 4 chars): " + ((Date.now() - startTime) / 10).toFixed(3) + " us");
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}
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if (timing) {
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startTime = Date.now();
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}
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var snapshot: server.LineIndex;
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for (j = 0; j < 2000; j++) {
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var insertString = content.substring(rsa[100000 - j], rsa[100000 - j] + las[100000 - j]);
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snapshot = lineIndex.edit(rsa[j], las[j], insertString);
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if (!timing) {
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var checkText = editFlat(rsa[j], las[j], insertString, content);
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var snapText = snapshot.getText(0, checkText.length);
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if (checkText != snapText) {
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assert.equal(s1, s2);
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}
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}
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}
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// console.log("check3");
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if (timing) {
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console.log("edit (average length 4): " + ((Date.now() - startTime) / 2).toFixed(3) + " us");
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}
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var svc = server.ScriptVersionCache.fromString(content);
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checkText = content;
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if (timing) {
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startTime = Date.now();
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}
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for (j = 0; j < 2000; j++) {
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insertString = content.substring(rsa[j], rsa[j] + las[j]);
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svc.edit(ersa[j], elas[j], insertString);
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if (!timing) {
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checkText = editFlat(ersa[j], elas[j], insertString, checkText);
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}
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if (0 == (j % 4)) {
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var snap = svc.getSnapshot();
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if (!timing) {
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snapText = snap.getText(0, checkText.length);
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if (checkText != snapText) {
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assert.equal(s1, s2);
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}
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}
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}
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}
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if (timing) {
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console.log("edit ScriptVersionCache: " + ((Date.now() - startTime) / 2).toFixed(3) + " us");
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}
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// console.log("check4");
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if (timing) {
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startTime = Date.now();
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}
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for (j = 0; j < 5000; j++) {
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insertString = content.substring(rsa[100000 - j], rsa[100000 - j] + la[100000 - j]);
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snapshot = lineIndex.edit(rsa[j], la[j], insertString);
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if (!timing) {
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checkText = editFlat(rsa[j], la[j], insertString, content);
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snapText = snapshot.getText(0, checkText.length);
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if (checkText != snapText) {
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assert.equal(s1, s2);
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}
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}
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}
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if (timing) {
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console.log("edit (average length 1/4th file size): " + ((Date.now() - startTime) / 5).toFixed(3) + " us");
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}
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var t: ts.LineAndCharacter;
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var errorCount = 0;
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if (timing) {
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startTime = Date.now();
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}
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// console.log("check5");
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for (j = 0; j < 100000; j++) {
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var lp = lineIndex.charOffsetToLineNumberAndPos(rsa[j]);
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if (!timing) {
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var lac = ts.computeLineAndCharacterOfPosition(lineMap, rsa[j]);
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assert.equal(lac.line, lp.line, "Line number mismatch " + lac.line + " " + lp.line + " " + j);
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assert.equal(lac.character, (lp.offset + 1), "Charachter offset mismatch " + lac.character + " " + (lp.offset + 1) + " " + j);
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}
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}
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// console.log("check6");
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if (timing) {
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console.log("line/offset from pos: " + ((Date.now() - startTime) / 100).toFixed(3) + " us");
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}
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if (timing) {
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startTime = Date.now();
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}
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var outer = 1;
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if (timing) {
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outer = 100;
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}
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for (var ko = 0; ko < outer; ko++) {
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for (var k = 0, llen = lines.length; k < llen; k++) {
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var lineInfo = lineIndex.lineNumberToInfo(k + 1);
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var lineIndexOffset = lineInfo.offset;
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if (!timing) {
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var lineMapOffset = lineMap[k];
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assert.equal(lineIndexOffset, lineMapOffset);
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}
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}
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}
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if (timing) {
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console.log("start pos from line: " + (((Date.now() - startTime) / lines.length) * 10).toFixed(3) + " us");
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}
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}
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//function edTest() {
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// editTest();
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// tstTest();
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// bigTest();
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//}
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//edTest();
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}
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