148 lines
4 KiB
JavaScript
148 lines
4 KiB
JavaScript
var should = require("should");
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var gutil = require("gulp-util");
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var path = require("path");
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var fs = require("fs");
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var sass = require("../index");
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var assert = require('assert');
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function createVinyl(filename, contents) {
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var base = path.join(__dirname, "scss");
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var filePath = path.join(base, filename);
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return new gutil.File({
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cwd: __dirname,
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base: base,
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path: filePath,
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contents: contents || fs.readFileSync(filePath)
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});
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}
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describe("gulp-sass", function() {
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it("should pass file when it isNull()", function(done) {
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var stream = sass();
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var emptyFile = {
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isNull: function () { return true; }
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};
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stream.on('data', function(data) {
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data.should.equal(emptyFile);
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done();
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});
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stream.write(emptyFile);
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});
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it('should emit error when file isStream()', function (done) {
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var stream = sass();
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var streamFile = {
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isNull: function () { return false; },
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isStream: function () { return true; }
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};
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stream.on('error', function(err) {
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err.message.should.equal('Streaming not supported');
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done();
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});
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stream.write(streamFile);
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});
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it("should compile a single sass file", function(done) {
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var sassFile = createVinyl("mixins.scss");
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var stream = sass();
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stream.on("data", function(cssFile) {
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should.exist(cssFile);
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should.exist(cssFile.path);
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should.exist(cssFile.relative);
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should.exist(cssFile.contents);
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String(cssFile.contents).should.equal(
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fs.readFileSync(path.join(__dirname, 'expected/mixins.css'), 'utf8')
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);
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done();
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});
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stream.write(sassFile);
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});
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it("should compile multiple sass files", function(done) {
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var files = [
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createVinyl('mixins.scss'),
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createVinyl('variables.scss')
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];
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var stream = sass();
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var mustSee = files.length;
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stream.on("data", function(cssFile) {
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should.exist(cssFile);
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should.exist(cssFile.path);
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should.exist(cssFile.relative);
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should.exist(cssFile.contents);
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var expectedPath = 'expected/mixins.css';
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if (cssFile.path.indexOf("variables") !== -1) {
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expectedPath = 'expected/variables.css';
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}
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String(cssFile.contents).should.equal(
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fs.readFileSync(path.join(__dirname, expectedPath), 'utf8')
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);
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mustSee--;
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if (mustSee <= 0) {
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done();
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}
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});
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files.forEach(function (file) {
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stream.write(file);
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});
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});
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it("should compile files with partials in another folder", function(done) {
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var sassFile = createVinyl("inheritance.scss");
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var stream = sass();
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stream.on("data", function(cssFile) {
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should.exist(cssFile);
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should.exist(cssFile.path);
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should.exist(cssFile.relative);
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should.exist(cssFile.contents);
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String(cssFile.contents).should.equal(
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fs.readFileSync(path.join(__dirname, 'expected/inheritance.css'), 'utf8')
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);
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done();
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});
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stream.write(sassFile);
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});
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it("should handle sass errors", function(done) {
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var errorFile = createVinyl("error.scss");
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var stream = sass();
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stream.on("error", function(err) {
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err.message.indexOf('property "font" must be followed by a \':\'').should.equal(0);
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done();
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});
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stream.write(errorFile);
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});
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it("should work with gulp-sourcemaps", function(done) {
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var sassFile = createVinyl("inheritance.scss");
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// Expected sources are relative to file.base
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var expectedSources = [
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'includes/_cats.scss',
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'inheritance.scss'
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];
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sassFile.sourceMap = '{' +
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'"version": 3,' +
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'"file": "scss/inheritance.scss",' +
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'"names": [],' +
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'"mappings": "",' +
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'"sources": [ "scss/inheritance.scss" ],' +
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'"sourcesContent": [ "@import includes/cats;" ]' +
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'}';
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var stream = sass();
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stream.on("data", function(cssFile) {
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should.exist(cssFile.sourceMap);
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assert.deepEqual(cssFile.sourceMap.sources, expectedSources);
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done();
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});
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stream.write(sassFile);
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});
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});
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