155 lines
3.5 KiB
JavaScript
155 lines
3.5 KiB
JavaScript
var helper = require(__dirname +'/test-helper');
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test("simple, unnamed prepared statement", function(){
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var client = helper.client();
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var query = client.query({
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text: 'select age from person where name = $1',
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values: ['Brian']
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});
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assert.emits(query, 'row', function(row) {
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assert.equal(row.age, 20);
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});
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assert.emits(query, 'end', function() {
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client.end();
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});
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});
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test("named prepared statement", function() {
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var client = helper.client();
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client.on('drain', client.end.bind(client));
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var queryName = "user by age and like name";
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var parseCount = 0;
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test("first named prepared statement",function() {
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var query = client.query({
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text: 'select name from person where age <= $1 and name LIKE $2',
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values: [20, 'Bri%'],
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name: queryName
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});
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test("is parsed", function() {
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client.connection.on('parseComplete', function() {
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parseCount++;
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});
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});
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assert.emits(query, 'row', function(row) {
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assert.equal(row.name, 'Brian');
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});
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assert.emits(query, 'end', function() {
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test("query was parsed", function() {
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assert.equal(parseCount, 1);
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});
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});
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});
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test("second named prepared statement with same name & text", function() {
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var cachedQuery = client.query({
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text: 'select name from person where age <= $1 and name LIKE $2',
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name: queryName,
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values: [10, 'A%']
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});
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assert.emits(cachedQuery, 'row', function(row) {
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assert.equal(row.name, 'Aaron');
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});
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assert.emits(cachedQuery, 'end', function() {
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test("query was only parsed one time", function() {
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assert.equal(parseCount, 1, "Should not have reparsed query");
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});
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});
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});
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test("with same name, but the query text not even there batman!", function() {
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var q = client.query({
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name: queryName,
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values: [30, '%n%']
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});
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test("gets first row", function() {
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assert.emits(q, 'row', function(row) {
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assert.equal(row.name, "Aaron");
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test("gets second row", function() {
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assert.emits(q, 'row', function(row) {
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assert.equal(row.name, "Brian");
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});
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});
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});
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});
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assert.emits(q, 'end', function() {
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assert.equal(parseCount, 1);
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});
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});
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});
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test("prepared statements on different clients", function() {
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var statementName = "differ";
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var statement1 = "select count(*) as count from person";
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var statement2 = "select count(*) as count from person where age < $1";
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var client1Finished = false;
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var client2Finished = false;
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var client1 = helper.client();
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var client2 = helper.client();
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test("client 1 execution", function() {
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var query = client1.query({
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name: statementName,
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text: statement1
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});
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test('gets right data back', function() {
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assert.emits(query, 'row', function(row) {
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assert.equal(row.count, 26);
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});
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});
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assert.emits(query, 'end', function() {
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if(client2Finished) {
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client1.end();
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client2.end();
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} else {
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client1Finished = true;
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}
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});
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});
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test('client 2 execution', function() {
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var query = client2.query({
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name: statementName,
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text: statement2,
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values: [11]
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});
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test('gets right data', function() {
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assert.emits(query, 'row', function(row) {
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assert.equal(row.count, 1);
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});
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});
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assert.emits(query, 'end', function() {
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if(client1Finished) {
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client1.end();
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client2.end();
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} else {
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client2Finished = true;
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}
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});
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});
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});
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