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| import { MatchError } from "./_errors";
import { TestSet } from "./_core";
import { ITestFixture } from "./_interfaces/test-fixture.i";
import { ITest } from "./_interfaces/test.i";
import { createPromise } from "../promise/create-promise";
import { TestSetResults, TestFixtureResults, TestResults } from "./_results";
import "reflect-metadata";
export class TestRunner {
private _testsFocussed: boolean;
private _testFixtures: Array<ITestFixture>;
private _currentTestId: number = 0;
private _currentTestFixtureIndex: number = 0;
private _currentTestIndex: number = 0;
private _currentTestCaseIndex: number = 0;
private _resultPromise: any = createPromise();
private _testResults = new TestSetResults();
private _currentTestResults: TestResults;
private _currentTestFixtureResults: TestFixtureResults;
public run(testSet: TestSet) {
let anyTestsFocussed = testSet.testFixtures.filter(testFixture => testFixture.focussed || testFixture.tests.filter(test => test.focussed).length > 0).length > 0;
this._testFixtures = testSet.testFixtures;
// Filter out unfocussed tests if any are focussed
Iif (anyTestsFocussed) {
this._testFixtures = testSet.testFixtures.filter(testFixture => testFixture.focussed || testFixture.tests.filter(test => test.focussed).length > 0);
}
let totalTestCount = this._testFixtures
.filter(x => x.tests.length > 0)
.map(x => x.tests.map((y: any) => y.testCases.length)
.reduce((a: number, b: number) => a + b, 0))
.reduce((a: number, b: number) => a + b, 0);
if (totalTestCount === 0) {
throw new Error("no tests to run.");
}
else {
process.stdout.write("TAP version 13\n");
process.stdout.write(`1..${totalTestCount}\n`);
this._currentTestFixtureResults = this._testResults.addTestFixtureResult(this._testFixtures[this._currentTestFixtureIndex]);
this._currentTestResults = this._currentTestFixtureResults.addTestResult(this._testFixtures[this._currentTestFixtureIndex].tests[this._currentTestIndex]);
setTimeout(() => {
this._runTest(this._testFixtures[this._currentTestFixtureIndex],
this._testFixtures[this._currentTestFixtureIndex].tests[this._currentTestIndex],
this._testFixtures[this._currentTestFixtureIndex].tests[this._currentTestIndex].testCases[this._currentTestCaseIndex].arguments);
});
}
return this._resultPromise;
}
private _runTest(testFixture: ITestFixture, test: ITest, testCaseArguments: Array<any>) {
this._currentTestId++;
if (test.ignored) {
process.stdout.write(`ok ${this._getTestDescription(test, testCaseArguments)}\n`);
this._runNextTest();
return;
}
let setupFunctions: Array<string> = Reflect.getMetadata("alsatian:setup", testFixture.fixture);
if (setupFunctions) {
setupFunctions.forEach(setupFunction => {
testFixture.fixture[setupFunction].call(testFixture.fixture);
});
}
try {
if (test.isAsync) {
let timeout = false;
let promise: any = testFixture.fixture[test.key].apply(testFixture.fixture, testCaseArguments);
let timeoutCheck: NodeJS.Timer = null;
promise.then(() => {
Eif (!timeout) {
this._notifySuccess(test, testCaseArguments);
clearTimeout(timeoutCheck);
}
})
.catch((error: Error) => {
this._handleError(error, test, testCaseArguments);
});
timeoutCheck = setTimeout(() => {
timeout = true;
this._handleError(new /*MatchError("longer than 500ms", "less than 500ms",*/Error("The test exceeded the given timeout."), test, testCaseArguments);
}, test.timeout | 500);
}
else {
testFixture.fixture[test.key].apply(testFixture, testCaseArguments);
this._notifySuccess(test, testCaseArguments);
}
}
catch (error) {
this._handleError(error, test, testCaseArguments);
}
}
private _handleError(error: Error, test: ITest, testCaseArguments: Array<any>) {
this._teardown();
this._currentTestResults.addTestCaseResult(testCaseArguments, error);
process.stdout.write(`not ok ${this._getTestDescription(test, testCaseArguments)}\n`);
if (error instanceof MatchError) {
process.stdout.write(` ---\n message: "${error.message}"\n severity: fail\n data:\n got: ${JSON.stringify(error.actualValue)}\n expect: ${JSON.stringify(error.expectedValue)}\n ...\n`);
}
else {
console.log(error);
process.stdout.write("# Unknown Error\n");
}
this._runNextTestCase();
}
private _notifySuccess(test: ITest, testCaseArguments: Array<any>) {
this._teardown();
process.stdout.write(`ok ${this._getTestDescription(test, testCaseArguments)}\n`);
this._currentTestResults.addTestCaseResult(testCaseArguments);
this._runNextTestCase();
}
private _getTestDescription = (test: ITest, testCaseArguments: Array<any>) => {
let testDescription = `${this._currentTestId} ${test.ignored ? "# skip " : ""}${test.description}`;
Eif (testCaseArguments !== undefined) {
testDescription += ` [ ${testCaseArguments.map(x => JSON.stringify(x) || "undefined").join(", ")} ]`;
}
return testDescription;
}
private _teardown() {
let testFixture = this._testFixtures[this._currentTestFixtureIndex];
let teardownFunctions: Array<string> = Reflect.getMetadata("alsatian:teardown", testFixture.fixture);
if (teardownFunctions) {
teardownFunctions.forEach(teardownFunction => {
testFixture.fixture[teardownFunction].call(testFixture.fixture);
});
}
}
private _exit() {
this._resultPromise.resolve(this._testResults);
}
private _runNextTestFixture() {
this._currentTestFixtureIndex++;
this._currentTestIndex = 0;
this._currentTestCaseIndex = 0;
// no more test fixtures
if (!this._testFixtures[this._currentTestFixtureIndex]) {
this._exit();
}
// no tests on this fixture
else if (!this._testFixtures[this._currentTestFixtureIndex].tests[this._currentTestIndex]) {
this._runNextTestFixture();
}
else {
this._currentTestFixtureResults = this._testResults.addTestFixtureResult(this._testFixtures[this._currentTestFixtureIndex]);
setTimeout(() => {
this._runTest(this._testFixtures[this._currentTestFixtureIndex],
this._testFixtures[this._currentTestFixtureIndex].tests[this._currentTestIndex],
this._testFixtures[this._currentTestFixtureIndex].tests[this._currentTestIndex].testCases[this._currentTestCaseIndex].arguments);
});
}
}
private _runNextTest() {
this._currentTestIndex++;
this._currentTestCaseIndex = 0;
if (!this._testFixtures[this._currentTestFixtureIndex].tests[this._currentTestIndex]) {
this._runNextTestFixture();
}
else {
this._currentTestResults = this._currentTestFixtureResults.addTestResult(this._testFixtures[this._currentTestFixtureIndex].tests[this._currentTestIndex]);
this._runTest(this._testFixtures[this._currentTestFixtureIndex],
this._testFixtures[this._currentTestFixtureIndex].tests[this._currentTestIndex],
this._testFixtures[this._currentTestFixtureIndex].tests[this._currentTestIndex].testCases[this._currentTestCaseIndex].arguments);
}
}
private _runNextTestCase = () => {
this._currentTestCaseIndex++;
if (!this._testFixtures[this._currentTestFixtureIndex].tests[this._currentTestIndex].testCases[this._currentTestCaseIndex]) {
this._runNextTest();
}
else {
this._runTest(this._testFixtures[this._currentTestFixtureIndex],
this._testFixtures[this._currentTestFixtureIndex].tests[this._currentTestIndex],
this._testFixtures[this._currentTestFixtureIndex].tests[this._currentTestIndex].testCases[this._currentTestCaseIndex].arguments);
}
}
}
|