testDocs.js

var PJsonCouch = require("./lib/PJsonCouch.js");
var fs = require("fs");
log = function(desc, json) {
	console.log(desc);
	console.log(json);
}
// connection without database definition
var test = PJsonCouch({
	host : "127.0.0.1",
	port : 5984
});

// modify the default debug settings
test.setDebugConfig({
	debug : false,
	debugOnError : true,
	debugWithHeaders : true,
	throwExceptionsOnError : false
});

// Attenion: I will delete and create this db for tests
var dbForTest = "mytempdblandeiro123";

// Docs for test
var docs = [{
	_id : "objmyid0",
	a : 0
}, {
	_id : "objmyid1",
	a : 1
}, {
	_id : "objmyid2",
	a : 3
}, {
	_id : "objmyid4",
	a : 4
}, {
	_id : "objmyid5",
	a : 5
}, {
	_id : "objmyid6",
	a : 6
}, {
	_id : "objmyid7",
	a : 7
}];

// Remove login if your DB is not protected
test.login({
	user : "landeiro",
	password : "123"
}, function(r) {
	test.queryDB({
		db : dbForTest
	}, function(r) {
		if(r.error === "not_found")
			proceedWithTests();
		else
			test.deleteDB({
				db : dbForTest
			}, function(r) {
				if(r.ok)
					proceedWithTests();
			})
	});
});
// Will create DB, save Bulks docs, get a Doc and delete it.
function proceedWithTests() {

	test.createDB({
		db : dbForTest
	}, function() {
		test.setDB({
			db : dbForTest
		});
		// Save bulk, supports all request data from original couchdb API
		test.saveBulkDocs({
			docs : docs
		}, function(r) {
			log("insert bulk", r);
			// Get Doc, supports all arguments from original couchdb API
			test.getDoc({
				id : "objmyid0"
			}, function(gdoc) {
				log("*get doc*", gdoc)
				if(!gdoc.error) {
					// Delete a Doc, supports all arguments from original couchdb API
					test.deleteDoc({
						doc : gdoc
					}, function(r) {
						log("*deleted " + gdoc._id + "*", r);
						saveDocsTests();
					});
				}
			});
		});
	});
}

// will save, update, info and copy docs,
function saveDocsTests() {
	//Saving a Doc, supports all arguments from original couchdb API
	test.saveDoc({
		doc : {
			name : "pedro",
			surname : "landeiro"
		}
	}, function(r) {
		log("*save doc withoutid*", r);
	});
	test.saveDoc({
		doc : {
			"_id" : "myownid",
			"name" : "pedro",
			"surname" : "landeiro"
		}
	}, function(r) {
		log("*save doc with id*", r);
		test.getDoc({
			id : "myownid"
		}, function(gDoc) {
			//Updating a existing doc
			gDoc.newfield = "this is a new field";
			// will save doc with the new field
			test.saveDoc({
				doc : gDoc
			}, function(r) {
				log("*updated doc " + gDoc._id + "*", r);
				// Copy Doc, supports all arguments and request data from original couchdb API
				test.copyDoc({
					source : {
						id : "myownid",
						rev : r._rev
					},
					destination : {
						id : "copied_doc"
					}
				}, function(r) {
					log("*copied updated doc with id copied_doc", r);
					//Info Docs, supports all arguments from original couchdb API
					test.infoDoc({
						id : "copied_doc"
					}, function(r) {
						log("*info from previous copied doc*", r);
						localDocsTests()
					});
				})
			});
		});
	});
}

// will save, update, info and copy docs locally,
function localDocsTests() {
	console.log("LOCAL DOCS");
	//Saving a Doc, supports all arguments from original couchdb API
	test.saveDoc({
		doc : {
			_id : "myownidlocal",
			"name" : "pedro",
			"surname" : "landeiro"
		},
		local : true
	}, function(r) {
		log("*save doc with id*", r);
		test.getDoc({
			id : "myownidlocal",
			local : true
		}, function(gDoc) {
			//Updating a existing doc
			gDoc.newfield = "this is a new field in local doc";
			// will save doc with the new field
			test.saveDoc({
				doc : gDoc,
				local : true
			}, function(r) {
				log("*updated doc " + gDoc._id + "*", r);
				// Copy Doc, supports all arguments and request data from original couchdb API
				test.copyDoc({
					source : {
						id : r.id,
						rev : r.rev
					},
					destination : {
						id : "copied_doc_local"
					},
					local : true
				}, function(r) {
					log("*copied updated doc with id copied_doc_local", r);
					//Info Docs, supports all arguments from original couchdb API
					test.infoDoc({
						id : "copied_doc_local",
						local : true
					}, function(r) {log("*info from previous copied doc*", r);
						attachmentsTests()
					});
				})
			});
		});
	});
}

function attachmentsTests() {
	// How to attach a binary file
	test.getDoc({
		id : "myownid"
	}, function(r) {
		// *** Insert here a image file to upload ***
		fs.readFile('couchdb.png', 'binary', function(err, data) {
			if(err)
				throw err;
			// Save a binary attachment on myownid Doc
			test.saveDocAttachment({
				id : r._id,
				rev : r._rev,
				attachment : {
					file : "image.png",
					content : data,
					content_type : "image/png",
					content_encoding : "binary"
				}
			}, function(r) {
				log("*insert image.png on myownid Doc*", r)
				test.saveDocAttachment({
					id : r.id,
					rev : r.rev,
					attachment : {
						file : "file.txt",
						content : "some text",
						content_type : "text/plain"
					}
				}, function(r) {
					log("*insert file.txt on myownid Doc*", r);
				});
				// Get a Binary content from image file (this content is available on property 'not_json')
				test.getDocAttachment({
					id : r.id,
					attachment : {
						file : "image.png",
						content_encoding : "binary"
					}
				}, function(r) {
					log("*get image.png*", r);
				});
			});
		});
	});

	test.getDoc({
		id : "objmyid1"
	}, function(r) {
		test.saveDocAttachment({
			id : r._id,
			rev : r._rev,
			attachment : {
				file : "fileToDelete.txt",
				content : "some text that will be deleted",
				content_type : "text/plain"
			}
		}, function(r) {
			log("*insert fileToDelete.txt on objmyid1 Doc*", r);
			test.deleteDocAttachment({
				id : r.id,
				rev : r.rev,
				attachment : {
					file : "fileToDelete.txt"
				}
			}, function(r) {
				log("*delete fileToDelete.txt on objmyid1 Doc*", r);
			})
		});
	});
}