121 lines
3.7 KiB
JavaScript
121 lines
3.7 KiB
JavaScript
var helper = require(__dirname + "/test-helper");
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test('executing query', function() {
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test("queing query", function() {
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test('when connection is ready', function() {
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var client = helper.client();
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assert.empty(client.connection.queries);
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client.connection.emit('readyForQuery');
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client.query('yes');
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assert.length(client.connection.queries, 1);
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assert.equal(client.connection.queries, 'yes');
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});
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test('when connection is not ready', function() {
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var client = helper.client();
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test('query is not sent', function() {
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client.query('boom');
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assert.empty(client.connection.queries);
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});
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test('sends query to connection once ready', function() {
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assert.ok(client.connection.emit('readyForQuery'));
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assert.length(client.connection.queries, 1);
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assert.equal(client.connection.queries[0], "boom");
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});
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});
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test("multiple in the queue", function() {
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var client = helper.client();
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var connection = client.connection;
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var queries = connection.queries;
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client.query('one');
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client.query('two');
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client.query('three');
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assert.empty(queries);
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test("after one ready for query",function() {
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connection.emit('readyForQuery');
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assert.length(queries, 1);
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assert.equal(queries[0], "one");
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});
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test('after two ready for query', function() {
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connection.emit('readyForQuery');
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assert.length(queries, 2);
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});
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test("after a bunch more", function() {
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connection.emit('readyForQuery');
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connection.emit('readyForQuery');
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connection.emit('readyForQuery');
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assert.length(queries, 3);
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assert.equal(queries[0], "one");
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assert.equal(queries[1], 'two');
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assert.equal(queries[2], 'three');
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});
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});
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});
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test("query event binding and flow", function() {
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var client = helper.client();
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var con = client.connection;
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var query = client.query('whatever');
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test("has no queries sent before ready", function() {
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assert.empty(con.queries);
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});
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test('sends query on readyForQuery event', function() {
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con.emit('readyForQuery');
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assert.length(con.queries, 1);
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assert.equal(con.queries[0], 'whatever');
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});
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test('handles rowDescription message', function() {
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var handled = con.emit('rowDescription',{fields: [{}]});
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assert.ok(handled, "should have handlded rowDescritpion");
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});
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test('handles dataRow messages', function() {
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assert.emits(query, 'row', function(row) {
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assert.equal(row.fields[0], "hi");
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});
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var handled = con.emit('dataRow', { fields: ["hi"] });
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assert.ok(handled, "should have handled first data row message");
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assert.emits(query, 'row', function(row) {
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assert.equal(row.fields[0], "bye");
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});
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var handledAgain = con.emit('dataRow', { fields: ["bye"] });
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assert.ok(handledAgain, "should have handled seciond data row message");
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});
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//multiple command complete messages will be sent
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//when multiple queries are in a simple command
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test('handles command complete messages', function() {
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con.emit('commandComplete', {
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text: 'INSERT 31 1'
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});
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});
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test('removes itself after another readyForQuery message', function() {
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assert.emits(query, "end", function(msg) {
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//TODO do we want to check the complete messages?
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});
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con.emit("readyForQuery");
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//this would never actually happen
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['dataRow','rowDescritpion', 'commandComplete'].forEach(function(msg) {
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assert.equal(con.emit(msg), false, "Should no longer be picking up '"+ msg +"' messages");
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});
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});
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});
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});
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