jude-seaweedfs/test/tests/write.js

Node.js client for seaweed-fs, a distributed file store

var fs = require("fs");
var weedfs = require("../../index.js");
var expect = require('chai').expect;

var config = require("../testconf");
var client = new weedfs(config);

var testFileBytes = 280072;

describe("seaweed write api",function() {
    it("should write a single file from a path", function(done) {
        client.write("./test/tests/test.jpg").then(function (fileInfo) {
            expect(fileInfo).to.be.an("object");

            return client.remove(fileInfo.fid);
        }).then(function (res) {
            expect(res).to.be.an("object");
            expect(res.count).to.be.greaterThan(0);
            done();
        }).catch(function(err) {
            console.log(err);
        });
        
    });
    
    it("should write a single buffer", function(done) {
        var fileInfo;
        client.write(new Buffer("Hallo")).then(function (finfo) {
            fileInfo = finfo;
            expect(fileInfo).to.be.an("object");
            
            return client.read(fileInfo.fid);
        }).then(function (buffer) {
            expect(buffer.toString("utf8")).to.equal("Hallo");
            return client.remove(fileInfo.fid);
        }).then(function (res) {
            expect(res).to.be.an("object");
            expect(res.count).to.be.greaterThan(0);
            done();
        }).catch(function(err) {
            console.log(err);
        });
        
    });
    
    it("should write a single stream", function(done) {
        var fileInfo;
        client.write(fs.createReadStream("./test/tests/test.jpg")).then(function (finfo) {
            fileInfo = finfo;
            expect(fileInfo).to.be.an("object");

            return client.read(fileInfo.fid);
        }).then(function (buffer) {
            expect(buffer.length).to.equal(testFileBytes);
            return client.remove(fileInfo.fid);
        }).then(function(res) {
            expect(res).to.be.an("object");
            expect(res.count).to.be.greaterThan(0);
            done();
        }).catch(function(err) {
            console.log(err);
        });
        
    });
    
    it("should write two files from path as array", function(done) {
        client.write(["./test/tests/test.jpg", "./test/tests/test1.jpg"]).then(function (fileInfo) {
            expect(fileInfo).to.be.an("object");

            return client.remove(fileInfo.fid);
        }).then(function (res) {
            expect(res).to.be.an("object");
            expect(res.count).to.be.greaterThan(0);
            done();
        }).catch(function(err) {
            console.log(err);
        });
        
    });
    
    it("should write two buffers", function(done) {
        var fileInfo;
        client.write([new Buffer("Hallo"), new Buffer("Hallo2")]).then(function (finfo) {
            fileInfo = finfo;
            expect(fileInfo).to.be.an("object");
            
            return client.read(fileInfo.fid);
        }).then(function (buffer) {
            expect(buffer.toString("utf8")).to.equal("Hallo");
            return client.remove(fileInfo.fid);
        }).then(function (res) {
            expect(res).to.be.an("object");
            expect(res.count).to.be.greaterThan(0);
            done();
        }).catch(function(err) {
            console.log(err);
        });
        
    });
    
    it("should write two streams", function(done) {
        var fileInfo;
        client.write([fs.createReadStream("./test/tests/test.jpg"), fs.createReadStream("./test/tests/test1.jpg")]).then(function (finfo) {
            fileInfo = finfo;
            expect(fileInfo).to.be.an("object");

            return client.read(fileInfo.fid);
        }).then(function (buffer) {
            expect(buffer.length).to.equal(testFileBytes);
            return client.remove(fileInfo.fid);
        }).then(function(res) {
            expect(res).to.be.an("object");
            expect(res.count).to.be.greaterThan(0);
            done();
        }).catch(function(err) {
            console.log(err);
        });
        
    });
    
    it("should reject on invalid filepath", function(done) {
        client.write("./test/tests/test25.jpg").then(function (fileInfo) {
            return client.remove(fileInfo.fid);
        }).then(function (res) {
        }).catch(function(err) {
            expect(err).to.be.an.instanceof(Error);
            done();
        });
        
    });
});