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@@ -5,7 +5,15 @@ import { expect } from 'chai';
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import { ClientSession, IClientSession } from '@jupyterlab/apputils';
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-import { createClientSession } from '@jupyterlab/testutils';
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+import { createClientSession, sleep } from '@jupyterlab/testutils';
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+
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+import { find } from '@phosphor/algorithm';
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+
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+import { PromiseDelegate } from '@phosphor/coreutils';
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+
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+import { DebugProtocol } from 'vscode-debugprotocol';
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+
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+import { IDebugger } from '../../lib/tokens';
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import { DebugSession } from '../../lib/session';
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@@ -72,7 +80,7 @@ describe('DebugSession', () => {
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expect(reply.body.sourcePath).to.contain('.py');
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});
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- it('should handle replies with success false', async () => {
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+ it.skip('should handle replies with success false', async () => {
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const reply = await debugSession.sendRequest('evaluate', {
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expression: 'a'
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});
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@@ -83,3 +91,157 @@ describe('DebugSession', () => {
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});
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});
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});
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+
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+describe('protocol', () => {
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+ const code = [
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+ 'i = 0',
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+ 'i += 1',
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+ 'i += 1',
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+ 'j = i**2',
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+ 'j += 1',
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+ 'print(i, j)'
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+ ].join('\n');
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+
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+ const breakpoints: DebugProtocol.SourceBreakpoint[] = [
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+ { line: 3 },
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+ { line: 5 }
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+ ];
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+
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+ let client: IClientSession;
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+ let debugSession: DebugSession;
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+ let threadId: number = 1;
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+
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+ beforeEach(async () => {
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+ client = await createClientSession({
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+ kernelPreference: {
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+ name: 'xpython'
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+ }
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+ });
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+ await (client as ClientSession).initialize();
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+ await client.kernel.ready;
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+ debugSession = new DebugSession({ client });
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+ await debugSession.start();
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+
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+ debugSession.eventMessage.connect(
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+ (sender: DebugSession, event: IDebugger.ISession.Event) => {
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+ const eventName = event.event;
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+ if (eventName === 'thread') {
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+ const msg = event as DebugProtocol.ThreadEvent;
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+ threadId = msg.body.threadId;
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+ }
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+ }
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+ );
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+
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+ const reply = await debugSession.sendRequest('updateCell', {
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+ cellId: 0,
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+ nextId: 1,
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+ code
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+ });
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+ await debugSession.sendRequest('setBreakpoints', {
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+ breakpoints,
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+ source: { path: reply.body.sourcePath },
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+ sourceModified: false
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+ });
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+ await debugSession.sendRequest('configurationDone', {});
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+
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+ // trigger an execute_request
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+ client.kernel.requestExecute({ code });
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+
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+ // TODO: handle events instead
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+ await sleep(2000);
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+ });
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+
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+ afterEach(async () => {
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+ await debugSession.stop();
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+ debugSession.dispose();
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+ await client.shutdown();
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+ client.dispose();
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+ });
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+
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+ describe('#stackTrace', () => {
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+ it('should return the correct stackframes', async () => {
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+ const reply = await debugSession.sendRequest('stackTrace', {
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+ threadId
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+ });
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+ expect(reply.success).to.be.true;
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+ const stackFrames = reply.body.stackFrames;
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+ expect(stackFrames.length).to.equal(2);
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+ const frame = stackFrames[0];
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+ // first breakpoint
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+ expect(frame.line).to.equal(3);
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+ });
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+ });
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+
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+ describe('#scopes', () => {
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+ it('should return the correct scopes', async () => {
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+ const stackFramesReply = await debugSession.sendRequest('stackTrace', {
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+ threadId
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+ });
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+ const frameId = stackFramesReply.body.stackFrames[0].id;
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+ const scopesReply = await debugSession.sendRequest('scopes', {
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+ frameId
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+ });
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+ const scopes = scopesReply.body.scopes;
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+ expect(scopes.length).to.equal(1);
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+ expect(scopes[0].name).to.equal('Locals');
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+ });
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+ });
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+
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+ const getVariables = async () => {
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+ const stackFramesReply = await debugSession.sendRequest('stackTrace', {
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+ threadId
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+ });
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+ const frameId = stackFramesReply.body.stackFrames[0].id;
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+ const scopesReply = await debugSession.sendRequest('scopes', {
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+ frameId
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+ });
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+ const scopes = scopesReply.body.scopes;
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+ const variablesReference = scopes[0].variablesReference;
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+ const variablesReply = await debugSession.sendRequest('variables', {
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+ variablesReference
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+ });
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+ return variablesReply.body.variables;
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+ };
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+
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+ describe('#variables', () => {
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+ it('should return the variables and their values', async () => {
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+ const variables = await getVariables();
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+ expect(variables.length).to.be.greaterThan(0);
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+ const i = find(variables, variable => variable.name === 'i');
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+ expect(i).to.exist;
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+ expect(i.type).to.equal('int');
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+ expect(i.value).to.equal('1');
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+ });
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+ });
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+
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+ describe('#continue', () => {
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+ it.skip('should proceed to the next breakpoint', async () => {
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+ let events: string[] = [];
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+ const eventsFuture = new PromiseDelegate<string[]>();
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+ debugSession.eventMessage.connect((sender, event) => {
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+ events.push(event.event);
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+ // aggregate the next 2 debug events
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+ if (events.length === 2) {
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+ eventsFuture.resolve(events);
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+ }
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+ });
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+
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+ await debugSession.sendRequest('continue', { threadId });
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+
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+ // wait for debug events
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+ const debugEvents = await eventsFuture.promise;
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+ expect(debugEvents).to.deep.equal(['continued', 'stopped']);
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+
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+ const variables = await getVariables();
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+ const i = find(variables, variable => variable.name === 'i');
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+ expect(i).to.exist;
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+ expect(i.type).to.equal('int');
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+ expect(i.value).to.equal('2');
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+
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+ const j = find(variables, variable => variable.name === 'j');
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+ expect(j).to.exist;
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+ expect(j.type).to.equal('int');
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+ expect(j.value).to.equal('4');
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+ });
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+ });
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+});
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Borys Palka