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side-by-side-printer-tests.js
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var assert = require('assert');
var SideBySidePrinter = require('../src/side-by-side-printer.js').SideBySidePrinter;
describe('SideBySidePrinter', function() {
describe('generateEmptyDiff', function() {
it('should return an empty diff', function() {
var sideBySidePrinter = new SideBySidePrinter({});
var fileHtml = sideBySidePrinter.generateEmptyDiff();
var expectedRight = '';
var expectedLeft = '<tr>\n' +
' <td class="d2h-info">\n' +
' <div class="d2h-code-side-line d2h-info">\n' +
' File without changes\n' +
' </div>\n' +
' </td>\n' +
'</tr>';
assert.equal(expectedRight, fileHtml.right);
assert.equal(expectedLeft, fileHtml.left);
});
});
describe('generateSideBySideFileHtml', function() {
it('should generate lines with the right prefixes', function() {
var sideBySidePrinter = new SideBySidePrinter({});
var file = {
'blocks': [
{
'lines': [
{
'content': ' context',
'type': 'd2h-cntx',
'oldNumber': 19,
'newNumber': 19
},
{
'content': '-removed',
'type': 'd2h-del',
'oldNumber': 20,
'newNumber': null
},
{
'content': '+added',
'type': 'd2h-ins',
'oldNumber': null,
'newNumber': 20
},
{
'content': '+another added',
'type': 'd2h-ins',
'oldNumber': null,
'newNumber': 21
}
],
'oldStartLine': '19',
'newStartLine': '19',
'header': '@@ -19,7 +19,7 @@'
}
],
'deletedLines': 1,
'addedLines': 1,
'checksumBefore': 'fc56817',
'checksumAfter': 'e8e7e49',
'mode': '100644',
'oldName': 'coverage.init',
'language': 'init',
'newName': 'coverage.init',
'isCombined': false
};
var fileHtml = sideBySidePrinter.generateSideBySideFileHtml(file);
var expectedLeft =
'<tr>\n' +
' <td class="d2h-code-side-linenumber d2h-info"></td>\n' +
' <td class="d2h-info">\n' +
' <div class="d2h-code-side-line d2h-info">@@ -19,7 +19,7 @@</div>\n' +
' </td>\n' +
'</tr><tr>\n' +
' <td class="d2h-code-side-linenumber d2h-cntx">\n' +
' 19\n' +
' </td>\n' +
' <td class="d2h-cntx">\n' +
' <div class="d2h-code-side-line d2h-cntx">\n' +
' <span class="d2h-code-line-prefix"> </span>\n' +
' <span class="d2h-code-line-ctn">context</span>\n' +
' </div>\n' +
' </td>\n' +
'</tr><tr>\n' +
' <td class="d2h-code-side-linenumber d2h-del">\n' +
' 20\n' +
' </td>\n' +
' <td class="d2h-del">\n' +
' <div class="d2h-code-side-line d2h-del">\n' +
' <span class="d2h-code-line-prefix">-</span>\n' +
' <span class="d2h-code-line-ctn"><del>removed</del></span>\n' +
' </div>\n' +
' </td>\n' +
'</tr><tr>\n' +
' <td class="d2h-code-side-linenumber d2h-code-side-emptyplaceholder d2h-cntx d2h-emptyplaceholder">\n' +
' ' +
'\n' +
' </td>\n' +
' <td class="d2h-cntx d2h-emptyplaceholder">\n' +
' <div class="d2h-code-side-line d2h-code-side-emptyplaceholder d2h-cntx d2h-emptyplaceholder">\n' +
' </div>\n' +
' </td>\n' +
'</tr>';
var expectedRight =
'<tr>\n' +
' <td class="d2h-code-side-linenumber d2h-info"></td>\n' +
' <td class="d2h-info">\n' +
' <div class="d2h-code-side-line d2h-info"></div>\n' +
' </td>\n' +
'</tr><tr>\n' +
' <td class="d2h-code-side-linenumber d2h-cntx">\n' +
' 19\n' +
' </td>\n' +
' <td class="d2h-cntx">\n' +
' <div class="d2h-code-side-line d2h-cntx">\n' +
' <span class="d2h-code-line-prefix"> </span>\n' +
' <span class="d2h-code-line-ctn">context</span>\n' +
' </div>\n' +
' </td>\n' +
'</tr><tr>\n' +
' <td class="d2h-code-side-linenumber d2h-ins">\n' +
' 20\n' +
' </td>\n' +
' <td class="d2h-ins">\n' +
' <div class="d2h-code-side-line d2h-ins">\n' +
' <span class="d2h-code-line-prefix">+</span>\n' +
' <span class="d2h-code-line-ctn"><ins>added</ins></span>\n' +
' </div>\n' +
' </td>\n' +
'</tr><tr>\n' +
' <td class="d2h-code-side-linenumber d2h-ins">\n' +
' 21\n' +
' </td>\n' +
' <td class="d2h-ins">\n' +
' <div class="d2h-code-side-line d2h-ins">\n' +
' <span class="d2h-code-line-prefix">+</span>\n' +
' <span class="d2h-code-line-ctn">another added</span>\n' +
' </div>\n' +
' </td>\n' +
'</tr>';
assert.equal(expectedLeft, fileHtml.left);
assert.equal(expectedRight, fileHtml.right);
});
});
describe('generateSingleLineHtml', function() {
it('should work for insertions', function() {
var diffParser = require('../src/diff-parser.js').DiffParser;
var sideBySidePrinter = new SideBySidePrinter({});
var fileHtml = sideBySidePrinter.generateSingleLineHtml(false,
diffParser.LINE_TYPE.INSERTS, 30, 'test', '+');
var expected = '<tr>\n' +
' <td class="d2h-code-side-linenumber d2h-ins">\n' +
' 30\n' +
' </td>\n' +
' <td class="d2h-ins">\n' +
' <div class="d2h-code-side-line d2h-ins">\n' +
' <span class="d2h-code-line-prefix">+</span>\n' +
' <span class="d2h-code-line-ctn">test</span>\n' +
' </div>\n' +
' </td>\n' +
'</tr>';
assert.equal(expected, fileHtml);
});
it('should work for deletions', function() {
var diffParser = require('../src/diff-parser.js').DiffParser;
var sideBySidePrinter = new SideBySidePrinter({});
var fileHtml = sideBySidePrinter.generateSingleLineHtml(false,
diffParser.LINE_TYPE.DELETES, 30, 'test', '-');
var expected = '<tr>\n' +
' <td class="d2h-code-side-linenumber d2h-del">\n' +
' 30\n' +
' </td>\n' +
' <td class="d2h-del">\n' +
' <div class="d2h-code-side-line d2h-del">\n' +
' <span class="d2h-code-line-prefix">-</span>\n' +
' <span class="d2h-code-line-ctn">test</span>\n' +
' </div>\n' +
' </td>\n' +
'</tr>';
assert.equal(expected, fileHtml);
});
});
describe('generateSideBySideJsonHtml', function() {
it('should work for list of files', function() {
var exampleJson = [
{
blocks: [
{
lines: [
{
content: '-test',
type: 'd2h-del',
oldNumber: 1,
newNumber: null
},
{
content: '+test1r',
type: 'd2h-ins',
oldNumber: null,
newNumber: 1
}
],
oldStartLine: '1',
oldStartLine2: null,
newStartLine: '1',
header: '@@ -1 +1 @@'
}
],
deletedLines: 1,
addedLines: 1,
checksumBefore: '0000001',
checksumAfter: '0ddf2ba',
oldName: 'sample',
language: undefined,
newName: 'sample',
isCombined: false
}
];
var sideBySidePrinter = new SideBySidePrinter({matching: 'lines'});
var html = sideBySidePrinter.generateSideBySideJsonHtml(exampleJson);
var expected =
'<div class="d2h-wrapper">\n' +
' <div id="d2h-675094" class="d2h-file-wrapper" data-lang="">\n' +
' <div class="d2h-file-header">\n' +
' <span class="d2h-file-name-wrapper">\n' +
' <svg aria-hidden="true" class="d2h-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12">\n' +
' <path d="M6 5H2v-1h4v1zM2 8h7v-1H2v1z m0 2h7v-1H2v1z m0 2h7v-1H2v1z m10-7.5v9.5c0 0.55-0.45 1-1 1H1c-0.55 0-1-0.45-1-1V2c0-0.55 0.45-1 1-1h7.5l3.5 3.5z m-1 0.5L8 2H1v12h10V5z"></path>\n' +
' </svg> <span class="d2h-file-name">sample</span>\n' +
' <span class="d2h-tag d2h-changed d2h-changed-tag">CHANGED</span></span>\n' +
' </div>\n' +
' <div class="d2h-files-diff">\n' +
' <div class="d2h-file-side-diff">\n' +
' <div class="d2h-code-wrapper">\n' +
' <table class="d2h-diff-table">\n' +
' <tbody class="d2h-diff-tbody">\n' +
' <tr>\n' +
' <td class="d2h-code-side-linenumber d2h-info"></td>\n' +
' <td class="d2h-info">\n' +
' <div class="d2h-code-side-line d2h-info">@@ -1 +1 @@</div>\n' +
' </td>\n' +
'</tr><tr>\n' +
' <td class="d2h-code-side-linenumber d2h-del">\n' +
' 1\n' +
' </td>\n' +
' <td class="d2h-del">\n' +
' <div class="d2h-code-side-line d2h-del">\n' +
' <span class="d2h-code-line-prefix">-</span>\n' +
' <span class="d2h-code-line-ctn"><del>test</del></span>\n' +
' </div>\n' +
' </td>\n' +
'</tr>\n' +
' </tbody>\n' +
' </table>\n' +
' </div>\n' +
' </div>\n' +
' <div class="d2h-file-side-diff">\n' +
' <div class="d2h-code-wrapper">\n' +
' <table class="d2h-diff-table">\n' +
' <tbody class="d2h-diff-tbody">\n' +
' <tr>\n' +
' <td class="d2h-code-side-linenumber d2h-info"></td>\n' +
' <td class="d2h-info">\n' +
' <div class="d2h-code-side-line d2h-info"></div>\n' +
' </td>\n' +
'</tr><tr>\n' +
' <td class="d2h-code-side-linenumber d2h-ins">\n' +
' 1\n' +
' </td>\n' +
' <td class="d2h-ins">\n' +
' <div class="d2h-code-side-line d2h-ins">\n' +
' <span class="d2h-code-line-prefix">+</span>\n' +
' <span class="d2h-code-line-ctn"><ins>test1r</ins></span>\n' +
' </div>\n' +
' </td>\n' +
'</tr>\n' +
' </tbody>\n' +
' </table>\n' +
' </div>\n' +
' </div>\n' +
' </div>\n' +
'</div>\n' +
'</div>';
assert.equal(expected, html);
});
it('should work for files without blocks', function() {
var exampleJson = [{
blocks: [],
oldName: 'sample',
language: 'js',
newName: 'sample',
isCombined: false
}];
var sideBySidePrinter = new SideBySidePrinter();
var html = sideBySidePrinter.generateSideBySideJsonHtml(exampleJson);
var expected =
'<div class="d2h-wrapper">\n' +
' <div id="d2h-675094" class="d2h-file-wrapper" data-lang="js">\n' +
' <div class="d2h-file-header">\n' +
' <span class="d2h-file-name-wrapper">\n' +
' <svg aria-hidden="true" class="d2h-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12">\n' +
' <path d="M6 5H2v-1h4v1zM2 8h7v-1H2v1z m0 2h7v-1H2v1z m0 2h7v-1H2v1z m10-7.5v9.5c0 0.55-0.45 1-1 1H1c-0.55 0-1-0.45-1-1V2c0-0.55 0.45-1 1-1h7.5l3.5 3.5z m-1 0.5L8 2H1v12h10V5z"></path>\n' +
' </svg> <span class="d2h-file-name">sample</span>\n' +
' <span class="d2h-tag d2h-changed d2h-changed-tag">CHANGED</span></span>\n' +
' </div>\n' +
' <div class="d2h-files-diff">\n' +
' <div class="d2h-file-side-diff">\n' +
' <div class="d2h-code-wrapper">\n' +
' <table class="d2h-diff-table">\n' +
' <tbody class="d2h-diff-tbody">\n' +
' <tr>\n' +
' <td class="d2h-info">\n' +
' <div class="d2h-code-side-line d2h-info">\n' +
' File without changes\n' +
' </div>\n' +
' </td>\n' +
'</tr>\n' +
' </tbody>\n' +
' </table>\n' +
' </div>\n' +
' </div>\n' +
' <div class="d2h-file-side-diff">\n' +
' <div class="d2h-code-wrapper">\n' +
' <table class="d2h-diff-table">\n' +
' <tbody class="d2h-diff-tbody">\n' +
' \n' +
' </tbody>\n' +
' </table>\n' +
' </div>\n' +
' </div>\n' +
' </div>\n' +
'</div>\n' +
'</div>';
assert.equal(expected, html);
});
});
describe('processLines', function() {
it('should process file lines', function() {
var oldLines = [{
content: '-test',
type: 'd2h-del',
oldNumber: 1,
newNumber: null
}];
var newLines = [{
content: '+test1r',
type: 'd2h-ins',
oldNumber: null,
newNumber: 1
}];
var sideBySidePrinter = new SideBySidePrinter({matching: 'lines'});
var html = sideBySidePrinter.processLines(false, oldLines, newLines);
var expectedLeft =
'<tr>\n' +
' <td class="d2h-code-side-linenumber d2h-del">\n' +
' 1\n' +
' </td>\n' +
' <td class="d2h-del">\n' +
' <div class="d2h-code-side-line d2h-del">\n' +
' <span class="d2h-code-line-prefix">-</span>\n' +
' <span class="d2h-code-line-ctn">test</span>\n' +
' </div>\n' +
' </td>\n' +
'</tr>';
var expectedRight =
'<tr>\n' +
' <td class="d2h-code-side-linenumber d2h-ins">\n' +
' 1\n' +
' </td>\n' +
' <td class="d2h-ins">\n' +
' <div class="d2h-code-side-line d2h-ins">\n' +
' <span class="d2h-code-line-prefix">+</span>\n' +
' <span class="d2h-code-line-ctn">test1r</span>\n' +
' </div>\n' +
' </td>\n' +
'</tr>';
assert.equal(expectedLeft, html.left);
assert.equal(expectedRight, html.right);
});
});
});