Add async parse tests

tests/sample.csv

@@ -0,0 +1,2 @@
+A,B,C
+X,Y,Z

tests/test-cases.js

@@ -458,6 +458,43 @@ var PARSE_TESTS = [
 	}
 ];
 
+var PARSE_ASYNC_TESTS = [
+	{
+		description: "Simple worker",
+		input: "A,B,C\nX,Y,Z",
+		config: {
+			worker: true,
+		},
+		expected: {
+			data: [['A','B','C'],['X','Y','Z']],
+			errors: []
+		}
+	},
+	{
+		description: "Simple download",
+		input: "/tests/sample.csv",
+		config: {
+			download: true
+		},
+		expected: {
+			data: [['A','B','C'],['X','Y','Z']],
+			errors: []
+		}
+	},
+	{
+		description: "Simple download + worker",
+		input: "/tests/sample.csv",
+		config: {
+			worker: true,
+			download: true
+		},
+		expected: {
+			data: [['A','B','C'],['X','Y','Z']],
+			errors: []
+		}
+	}
+];
+
 
 
 

tests/test-runner.js

@@ -35,25 +35,25 @@ $(function()
 		$('.expanded .rvl', $testGroup).click();
 	});
 
-
+	function asyncDone() {
-	// Next, run tests and render results!
-	runParseTests();
-	runUnparseTests();
-
-
 		// Finally, show the overall status.
 		if (failCount == 0)
 			$('#status').addClass('status-pass').html("All <b>" + passCount + "</b> test" + (passCount == 1 ? "" : "s") + " passed");
 		else
 			$('#status').addClass('status-fail').html("<b>" + failCount + "</b> test" + (failCount == 1 ? "" : "s") + " failed; <b>" + passCount + "</b> passed");
-});
+	}
+
+	// Next, run tests and render results!
+	runParseTests(asyncDone);
+	runUnparseTests();
 
+});
 
 
 
 // Executes all tests in PARSE_TESTS from test-cases.js
 // and renders results in the table.
-function runParseTests()
+function runParseTests(asyncDone)
 {
 	for (var i = 0; i < PARSE_TESTS.length; i++)
 	{
@@ -65,24 +65,60 @@ function runParseTests()
 			failCount++;
 	}
 
+	var asyncRemaining = PARSE_ASYNC_TESTS.length;
 
-	function runTest(test)
+	PARSE_ASYNC_TESTS.forEach(function(test) {
-	{
+		var config = test.config;
+		config.complete = function(actual) {
+
+			var results = compare(actual.data, actual.errors, test.expected);
+
+			displayResults(test, actual, results);
+
+			if (results.data.passed && results.errors.passed) {
+				passCount++;
+			} else {
+				failCount++;
+			}
+			if (--asyncRemaining === 0) {
+				asyncDone();
+			}
+		}
+		config.error = function(err) {
+			failCount++;
+			displayResults(test, {data:[],errors:err}, test.expected);
+			if (--asyncRemaining === 0) {
+				asyncDone();
+			}
+		}
+
+		Papa.parse(test.input, test.config);
+	});
+
+
+	function runTest(test) {
 		var actual;
 
-		try
+		try {
-		{
 			actual = Papa.parse(test.input, test.config);
+		} catch (e) {
+			if (e instanceof Error) {
+				throw e;
 			}
-		catch (e)
-		{
 			actual.data = [];
 			actual.errors = [e];
 		}
 
-		var testId = testCount++;
 		var results = compare(actual.data, actual.errors, test.expected);
 
+		displayResults(test, actual, results);
+
+		return results.data.passed && results.errors.passed
+	}
+
+	function displayResults(test, actual, results) {
+		var testId = testCount++;
+
 		var testDescription = (test.description || "");
 		if (testDescription.length > 0)
 			testDescription += '<br>';
@@ -105,7 +141,6 @@ function runParseTests()
 		if (!results.data.passed || !results.errors.passed)
 			$('#test-' + testId + ' td.rvl').click();
 
-		return results.data.passed && results.errors.passed
 	}
 
 
@@ -124,13 +159,11 @@ function runParseTests()
 		{
 			var passed = true;
 
-			if (actual.length != expected.length)
+			if (actual.length != expected.length) {
 				passed = false;
-
+			} else {
-			for (var row = 0; row < expected.length; row++)
+				for (var row = 0; row < expected.length; row++) {
-			{
+					if (actual[row].length != expected[row].length) {
-				if (actual[row].length != expected[row].length)
-				{
 						passed = false;
 						break;
 					}
@@ -147,6 +180,7 @@ function runParseTests()
 						}
 					}
 				}
+			}
 
 			// We pass back an object right now, even though it only contains
 			// one value, because we might add details to the test results later
@@ -197,6 +231,9 @@ function runUnparseTests()
 		}
 		catch (e)
 		{
+			if (e instanceof Error) {
+				throw e;
+			}
 			actual = e;
 		}