727 lines
19 KiB
JavaScript
727 lines
19 KiB
JavaScript
defineDescribe('Sequence Generator', ['./Generator'], (Generator) => {
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'use strict';
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const generator = new Generator();
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const PARSED = {
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blockBegin: (mode, label) => {
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return {type: 'block begin', mode, label};
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},
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blockSplit: (mode, label) => {
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return {type: 'block split', mode, label};
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},
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blockEnd: () => {
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return {type: 'block end'};
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},
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defineAgents: (agentNames) => {
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return {
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type: 'agent define',
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agents: agentNames.map((name) => ({name, flags: []})),
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};
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},
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beginAgents: (agentNames, {mode = 'box'} = {}) => {
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return {
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type: 'agent begin',
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agents: agentNames.map((name) => ({name, flags: []})),
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mode,
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};
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},
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endAgents: (agentNames, {mode = 'cross'} = {}) => {
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return {
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type: 'agent end',
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agents: agentNames.map((name) => ({name, flags: []})),
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mode,
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};
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},
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connect: (agentNames, {
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label = '',
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line = '',
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left = false,
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right = false,
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} = {}) => {
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return {
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type: 'connect',
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agents: agentNames.map((name) => ({name, flags: []})),
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label,
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options: {
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line,
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left,
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right,
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},
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};
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},
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note: (agentNames, {
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type = 'note over',
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mode = '',
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label = '',
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} = {}) => {
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return {
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type,
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agents: agentNames.map((name) => ({name, flags: []})),
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mode,
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label,
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};
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},
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};
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const GENERATED = {
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beginAgents: (agentNames, {
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mode = jasmine.anything(),
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} = {}) => {
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return {
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type: 'agent begin',
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agentNames,
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mode,
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};
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},
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endAgents: (agentNames, {
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mode = jasmine.anything(),
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} = {}) => {
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return {
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type: 'agent end',
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agentNames,
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mode,
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};
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},
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connect: (agentNames, {
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label = jasmine.anything(),
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line = jasmine.anything(),
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left = jasmine.anything(),
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right = jasmine.anything(),
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} = {}) => {
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return {
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type: 'connect',
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agentNames,
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label,
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options: {
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line,
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left,
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right,
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},
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};
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},
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note: (agentNames, {
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type = jasmine.anything(),
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mode = jasmine.anything(),
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label = jasmine.anything(),
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} = {}) => {
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return {
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type,
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agentNames,
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mode,
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label,
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};
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},
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};
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describe('.generate', () => {
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it('propagates title metadata', () => {
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const input = {
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meta: {title: 'bar'},
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stages: [],
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};
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const sequence = generator.generate(input);
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expect(sequence.meta).toEqual({title: 'bar'});
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});
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it('returns an empty sequence for blank input', () => {
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const sequence = generator.generate({stages: []});
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expect(sequence.stages).toEqual([]);
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});
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it('includes implicit hidden left/right agents', () => {
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const sequence = generator.generate({stages: []});
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expect(sequence.agents).toEqual([
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{name: '[', anchorRight: true},
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{name: ']', anchorRight: false},
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]);
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});
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it('passes marks and async through', () => {
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const sequence = generator.generate({stages: [
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{type: 'mark', name: 'foo'},
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{type: 'async', target: 'foo'},
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{type: 'async', target: ''},
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]});
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expect(sequence.stages).toEqual([
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{type: 'mark', name: 'foo'},
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{type: 'async', target: 'foo'},
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{type: 'async', target: ''},
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]);
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});
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it('rejects attempts to jump to markers not yet defined', () => {
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expect(() => generator.generate({stages: [
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{type: 'async', target: 'foo'},
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{type: 'mark', name: 'foo'},
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]})).toThrow();
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});
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it('returns aggregated agents', () => {
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const sequence = generator.generate({stages: [
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PARSED.connect(['A', 'B']),
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PARSED.connect(['C', 'D']),
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PARSED.beginAgents(['E']),
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]});
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expect(sequence.agents).toEqual([
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{name: '[', anchorRight: true},
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{name: 'A', anchorRight: false},
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{name: 'B', anchorRight: false},
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{name: 'C', anchorRight: false},
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{name: 'D', anchorRight: false},
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{name: 'E', anchorRight: false},
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{name: ']', anchorRight: false},
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]);
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});
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it('always puts the implicit right agent on the right', () => {
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const sequence = generator.generate({stages: [
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PARSED.connect([']', 'B']),
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]});
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expect(sequence.agents).toEqual([
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{name: '[', anchorRight: true},
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{name: 'B', anchorRight: false},
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{name: ']', anchorRight: false},
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]);
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});
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it('accounts for define calls when ordering agents', () => {
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const sequence = generator.generate({stages: [
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PARSED.defineAgents(['B']),
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PARSED.connect(['A', 'B']),
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]});
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expect(sequence.agents).toEqual([
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{name: '[', anchorRight: true},
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{name: 'B', anchorRight: false},
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{name: 'A', anchorRight: false},
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{name: ']', anchorRight: false},
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]);
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});
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it('creates implicit begin stages for agents when used', () => {
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const sequence = generator.generate({stages: [
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PARSED.connect(['A', 'B']),
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PARSED.connect(['B', 'C']),
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]});
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expect(sequence.stages).toEqual([
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GENERATED.beginAgents(['A', 'B']),
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jasmine.anything(),
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GENERATED.beginAgents(['C']),
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jasmine.anything(),
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jasmine.anything(),
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]);
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});
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it('passes connects through', () => {
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const sequence = generator.generate({stages: [
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PARSED.connect(['A', 'B']),
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]});
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expect(sequence.stages).toEqual([
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jasmine.anything(),
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GENERATED.connect(['A', 'B']),
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jasmine.anything(),
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]);
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});
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it('propagates connect information', () => {
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const sequence = generator.generate({stages: [
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PARSED.connect(['A', 'B'], {
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label: 'foo',
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line: 'bar',
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left: true,
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right: false,
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}),
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]});
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expect(sequence.stages).toEqual([
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jasmine.anything(),
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GENERATED.connect(['A', 'B'], {
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label: 'foo',
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line: 'bar',
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left: true,
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right: false,
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}),
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jasmine.anything(),
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]);
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});
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it('creates implicit end stages for all remaining agents', () => {
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const sequence = generator.generate({
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meta: {
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terminators: 'foo',
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},
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stages: [
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PARSED.connect(['A', 'B']),
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],
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});
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expect(sequence.stages).toEqual([
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jasmine.anything(),
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jasmine.anything(),
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GENERATED.endAgents(['A', 'B'], {mode: 'foo'}),
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]);
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});
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it('defaults to mode "none" for implicit end stages', () => {
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const sequence = generator.generate({stages: [
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PARSED.connect(['A', 'B']),
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]});
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expect(sequence.stages).toEqual([
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jasmine.anything(),
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jasmine.anything(),
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GENERATED.endAgents(['A', 'B'], {mode: 'none'}),
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]);
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});
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it('defaults to mode "cross" for explicit end stages', () => {
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const sequence = generator.generate({stages: [
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PARSED.connect(['A', 'B']),
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PARSED.endAgents(['A', 'B']),
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]});
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expect(sequence.stages).toEqual([
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jasmine.anything(),
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jasmine.anything(),
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GENERATED.endAgents(['A', 'B'], {mode: 'cross'}),
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]);
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});
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it('does not create duplicate begin stages', () => {
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const sequence = generator.generate({stages: [
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PARSED.beginAgents(['A', 'B', 'C']),
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PARSED.connect(['A', 'B']),
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PARSED.connect(['B', 'C']),
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]});
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expect(sequence.stages).toEqual([
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GENERATED.beginAgents(['A', 'B', 'C']),
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GENERATED.connect(jasmine.anything()),
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GENERATED.connect(jasmine.anything()),
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GENERATED.endAgents(['A', 'B', 'C']),
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]);
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});
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it('redisplays agents if they have been hidden', () => {
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const sequence = generator.generate({stages: [
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PARSED.beginAgents(['A', 'B']),
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PARSED.connect(['A', 'B']),
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PARSED.endAgents(['B']),
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PARSED.connect(['A', 'B']),
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]});
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expect(sequence.stages).toEqual([
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jasmine.anything(),
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jasmine.anything(),
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GENERATED.endAgents(['B']),
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GENERATED.beginAgents(['B']),
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jasmine.anything(),
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jasmine.anything(),
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]);
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});
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it('collapses adjacent begin statements', () => {
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const sequence = generator.generate({stages: [
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PARSED.connect(['A', 'B']),
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PARSED.beginAgents(['D']),
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PARSED.connect(['B', 'C']),
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PARSED.connect(['C', 'D']),
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]});
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expect(sequence.stages).toEqual([
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GENERATED.beginAgents(['A', 'B']),
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GENERATED.connect(jasmine.anything()),
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GENERATED.beginAgents(['D', 'C']),
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GENERATED.connect(jasmine.anything()),
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GENERATED.connect(jasmine.anything()),
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jasmine.anything(),
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]);
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});
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it('removes superfluous begin statements', () => {
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const sequence = generator.generate({stages: [
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PARSED.connect(['A', 'B']),
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PARSED.beginAgents(['A', 'C', 'D']),
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PARSED.beginAgents(['C', 'E']),
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]});
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expect(sequence.stages).toEqual([
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GENERATED.beginAgents(['A', 'B']),
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GENERATED.connect(jasmine.anything()),
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GENERATED.beginAgents(['C', 'D', 'E']),
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jasmine.anything(),
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]);
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});
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it('removes superfluous end statements', () => {
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const sequence = generator.generate({stages: [
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PARSED.defineAgents(['E']),
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PARSED.beginAgents(['C', 'D']),
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PARSED.connect(['A', 'B']),
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PARSED.endAgents(['A', 'B', 'C']),
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PARSED.endAgents(['A', 'D', 'E']),
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]});
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expect(sequence.stages).toEqual([
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jasmine.anything(),
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GENERATED.connect(jasmine.anything()),
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GENERATED.endAgents(['A', 'B', 'C', 'D']),
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]);
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});
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it('does not merge different modes of end', () => {
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const sequence = generator.generate({stages: [
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PARSED.beginAgents(['C', 'D']),
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PARSED.connect(['A', 'B']),
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PARSED.endAgents(['A', 'B', 'C']),
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]});
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expect(sequence.stages).toEqual([
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jasmine.anything(),
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GENERATED.connect(jasmine.anything()),
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GENERATED.endAgents(['A', 'B', 'C'], {mode: 'cross'}),
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GENERATED.endAgents(['D'], {mode: 'none'}),
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]);
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});
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it('creates virtual agents for block statements', () => {
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const sequence = generator.generate({stages: [
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PARSED.blockBegin('if', 'abc'),
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PARSED.connect(['A', 'B']),
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PARSED.blockEnd(),
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]});
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expect(sequence.agents).toEqual([
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{name: '[', anchorRight: true},
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{name: '__BLOCK0[', anchorRight: true},
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{name: 'A', anchorRight: false},
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{name: 'B', anchorRight: false},
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{name: '__BLOCK0]', anchorRight: false},
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{name: ']', anchorRight: false},
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]);
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});
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it('positions virtual block agents near involved agents', () => {
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const sequence = generator.generate({stages: [
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PARSED.connect(['A', 'B']),
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PARSED.blockBegin('if', 'abc'),
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PARSED.connect(['C', 'D']),
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PARSED.blockBegin('if', 'abc'),
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PARSED.connect(['E', 'F']),
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PARSED.blockEnd(),
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PARSED.blockEnd(),
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PARSED.connect(['G', 'H']),
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]});
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expect(sequence.agents).toEqual([
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{name: '[', anchorRight: true},
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{name: 'A', anchorRight: false},
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{name: 'B', anchorRight: false},
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{name: '__BLOCK0[', anchorRight: true},
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{name: 'C', anchorRight: false},
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{name: 'D', anchorRight: false},
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{name: '__BLOCK1[', anchorRight: true},
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{name: 'E', anchorRight: false},
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{name: 'F', anchorRight: false},
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{name: '__BLOCK1]', anchorRight: false},
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{name: '__BLOCK0]', anchorRight: false},
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{name: 'G', anchorRight: false},
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{name: 'H', anchorRight: false},
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{name: ']', anchorRight: false},
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]);
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});
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it('records virtual block agent names in blocks', () => {
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const sequence = generator.generate({stages: [
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PARSED.blockBegin('if', 'abc'),
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PARSED.connect(['A', 'B']),
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PARSED.blockEnd(),
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]});
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const block0 = sequence.stages[0];
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expect(block0.type).toEqual('block');
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expect(block0.left).toEqual('__BLOCK0[');
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expect(block0.right).toEqual('__BLOCK0]');
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});
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it('records all sections within blocks', () => {
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const sequence = generator.generate({stages: [
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PARSED.blockBegin('if', 'abc'),
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PARSED.connect(['A', 'B']),
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PARSED.blockSplit('else', 'xyz'),
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PARSED.connect(['A', 'C']),
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PARSED.blockEnd(),
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]});
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const block0 = sequence.stages[0];
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expect(block0.sections).toEqual([
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{mode: 'if', label: 'abc', stages: [
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GENERATED.beginAgents(['A', 'B']),
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GENERATED.connect(['A', 'B']),
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]},
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{mode: 'else', label: 'xyz', stages: [
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GENERATED.beginAgents(['C']),
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GENERATED.connect(['A', 'C']),
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]},
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]);
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});
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it('records virtual block agents in nested blocks', () => {
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const sequence = generator.generate({stages: [
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PARSED.blockBegin('if', 'abc'),
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PARSED.connect(['A', 'B']),
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PARSED.blockSplit('else', 'xyz'),
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PARSED.blockBegin('if', 'def'),
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PARSED.connect(['A', 'C']),
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PARSED.blockEnd(),
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PARSED.blockEnd(),
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]});
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expect(sequence.agents).toEqual([
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{name: '[', anchorRight: true},
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{name: '__BLOCK0[', anchorRight: true},
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{name: '__BLOCK1[', anchorRight: true},
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{name: 'A', anchorRight: false},
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{name: 'B', anchorRight: false},
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{name: 'C', anchorRight: false},
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{name: '__BLOCK1]', anchorRight: false},
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{name: '__BLOCK0]', anchorRight: false},
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{name: ']', anchorRight: false},
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]);
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const block0 = sequence.stages[0];
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expect(block0.type).toEqual('block');
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expect(block0.left).toEqual('__BLOCK0[');
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expect(block0.right).toEqual('__BLOCK0]');
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const block1 = block0.sections[1].stages[0];
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expect(block1.type).toEqual('block');
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expect(block1.left).toEqual('__BLOCK1[');
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expect(block1.right).toEqual('__BLOCK1]');
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});
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it('preserves block boundaries when agents exist outside', () => {
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const sequence = generator.generate({stages: [
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PARSED.connect(['A', 'B']),
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PARSED.blockBegin('if', 'abc'),
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PARSED.blockBegin('if', 'def'),
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PARSED.connect(['A', 'B']),
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PARSED.blockEnd(),
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PARSED.blockEnd(),
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]});
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expect(sequence.agents).toEqual([
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{name: '[', anchorRight: true},
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{name: '__BLOCK0[', anchorRight: true},
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{name: '__BLOCK1[', anchorRight: true},
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{name: 'A', anchorRight: false},
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{name: 'B', anchorRight: false},
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{name: '__BLOCK1]', anchorRight: false},
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{name: '__BLOCK0]', anchorRight: false},
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{name: ']', anchorRight: false},
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]);
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const block0 = sequence.stages[2];
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expect(block0.type).toEqual('block');
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expect(block0.left).toEqual('__BLOCK0[');
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expect(block0.right).toEqual('__BLOCK0]');
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const block1 = block0.sections[0].stages[0];
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expect(block1.type).toEqual('block');
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expect(block1.left).toEqual('__BLOCK1[');
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expect(block1.right).toEqual('__BLOCK1]');
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});
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it('allows empty block parts after split', () => {
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const sequence = generator.generate({stages: [
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PARSED.blockBegin('if', 'abc'),
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PARSED.connect(['A', 'B']),
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PARSED.blockSplit('else', 'xyz'),
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PARSED.blockEnd(),
|
|
]});
|
|
|
|
const block0 = sequence.stages[0];
|
|
expect(block0.sections).toEqual([
|
|
{mode: 'if', label: 'abc', stages: [
|
|
jasmine.anything(),
|
|
jasmine.anything(),
|
|
]},
|
|
{mode: 'else', label: 'xyz', stages: []},
|
|
]);
|
|
});
|
|
|
|
it('allows empty block parts before split', () => {
|
|
const sequence = generator.generate({stages: [
|
|
PARSED.blockBegin('if', 'abc'),
|
|
PARSED.blockSplit('else', 'xyz'),
|
|
PARSED.connect(['A', 'B']),
|
|
PARSED.blockEnd(),
|
|
]});
|
|
|
|
const block0 = sequence.stages[0];
|
|
expect(block0.sections).toEqual([
|
|
{mode: 'if', label: 'abc', stages: []},
|
|
{mode: 'else', label: 'xyz', stages: [
|
|
jasmine.anything(),
|
|
jasmine.anything(),
|
|
]},
|
|
]);
|
|
});
|
|
|
|
it('removes entirely empty blocks', () => {
|
|
const sequence = generator.generate({stages: [
|
|
PARSED.blockBegin('if', 'abc'),
|
|
PARSED.blockSplit('else', 'xyz'),
|
|
PARSED.blockBegin('if', 'abc'),
|
|
PARSED.blockEnd(),
|
|
PARSED.blockEnd(),
|
|
]});
|
|
|
|
expect(sequence.stages).toEqual([]);
|
|
});
|
|
|
|
it('removes blocks containing only define statements / markers', () => {
|
|
const sequence = generator.generate({stages: [
|
|
PARSED.blockBegin('if', 'abc'),
|
|
PARSED.defineAgents(['A']),
|
|
{type: 'mark', name: 'foo'},
|
|
PARSED.blockEnd(),
|
|
]});
|
|
|
|
expect(sequence.stages).toEqual([]);
|
|
});
|
|
|
|
it('does not create virtual agents for empty blocks', () => {
|
|
const sequence = generator.generate({stages: [
|
|
PARSED.blockBegin('if', 'abc'),
|
|
PARSED.blockSplit('else', 'xyz'),
|
|
PARSED.blockBegin('if', 'abc'),
|
|
PARSED.blockEnd(),
|
|
PARSED.blockEnd(),
|
|
]});
|
|
|
|
expect(sequence.agents).toEqual([
|
|
{name: '[', anchorRight: true},
|
|
{name: ']', anchorRight: false},
|
|
]);
|
|
});
|
|
|
|
it('removes entirely empty nested blocks', () => {
|
|
const sequence = generator.generate({stages: [
|
|
PARSED.blockBegin('if', 'abc'),
|
|
PARSED.connect(['A', 'B']),
|
|
PARSED.blockSplit('else', 'xyz'),
|
|
PARSED.blockBegin('if', 'abc'),
|
|
PARSED.blockEnd(),
|
|
PARSED.blockEnd(),
|
|
]});
|
|
|
|
const block0 = sequence.stages[0];
|
|
expect(block0.sections).toEqual([
|
|
{mode: 'if', label: 'abc', stages: [
|
|
jasmine.anything(),
|
|
jasmine.anything(),
|
|
]},
|
|
{mode: 'else', label: 'xyz', stages: []},
|
|
]);
|
|
});
|
|
|
|
it('rejects unterminated blocks', () => {
|
|
expect(() => generator.generate({stages: [
|
|
PARSED.blockBegin('if', 'abc'),
|
|
PARSED.connect(['A', 'B']),
|
|
]})).toThrow();
|
|
|
|
expect(() => generator.generate({stages: [
|
|
PARSED.blockBegin('if', 'abc'),
|
|
PARSED.blockBegin('if', 'def'),
|
|
PARSED.connect(['A', 'B']),
|
|
PARSED.blockEnd(),
|
|
]})).toThrow();
|
|
});
|
|
|
|
it('rejects extra block terminations', () => {
|
|
expect(() => generator.generate({stages: [
|
|
PARSED.blockEnd(),
|
|
]})).toThrow();
|
|
|
|
expect(() => generator.generate({stages: [
|
|
PARSED.blockBegin('if', 'abc'),
|
|
PARSED.connect(['A', 'B']),
|
|
PARSED.blockEnd(),
|
|
PARSED.blockEnd(),
|
|
]})).toThrow();
|
|
});
|
|
|
|
it('rejects block splitting without a block', () => {
|
|
expect(() => generator.generate({stages: [
|
|
PARSED.blockSplit('else', 'xyz'),
|
|
]})).toThrow();
|
|
|
|
expect(() => generator.generate({stages: [
|
|
PARSED.blockBegin('if', 'abc'),
|
|
PARSED.connect(['A', 'B']),
|
|
PARSED.blockEnd(),
|
|
PARSED.blockSplit('else', 'xyz'),
|
|
]})).toThrow();
|
|
});
|
|
|
|
it('rejects block splitting in non-splittable blocks', () => {
|
|
expect(() => generator.generate({stages: [
|
|
PARSED.blockBegin('repeat', 'abc'),
|
|
PARSED.blockSplit('else', 'xyz'),
|
|
PARSED.connect(['A', 'B']),
|
|
PARSED.blockEnd(),
|
|
]})).toThrow();
|
|
});
|
|
|
|
it('passes notes through', () => {
|
|
const sequence = generator.generate({stages: [
|
|
PARSED.note(['A', 'B'], {
|
|
type: 'note right',
|
|
mode: 'foo',
|
|
label: 'bar',
|
|
}),
|
|
]});
|
|
expect(sequence.stages).toEqual([
|
|
jasmine.anything(),
|
|
GENERATED.note(['A', 'B'], {
|
|
type: 'note right',
|
|
mode: 'foo',
|
|
label: 'bar',
|
|
}),
|
|
jasmine.anything(),
|
|
]);
|
|
});
|
|
|
|
it('defaults to showing notes around the entire diagram', () => {
|
|
const sequence = generator.generate({stages: [
|
|
PARSED.note([], {type: 'note right'}),
|
|
PARSED.note([], {type: 'note left'}),
|
|
PARSED.note([], {type: 'note over'}),
|
|
]});
|
|
expect(sequence.stages).toEqual([
|
|
GENERATED.note([']'], {type: 'note right'}),
|
|
GENERATED.note(['['], {type: 'note left'}),
|
|
GENERATED.note(['[', ']'], {type: 'note over'}),
|
|
]);
|
|
});
|
|
|
|
it('rejects attempts to change implicit agents', () => {
|
|
expect(() => generator.generate({stages: [
|
|
PARSED.beginAgents(['[']),
|
|
]})).toThrow();
|
|
|
|
expect(() => generator.generate({stages: [
|
|
PARSED.beginAgents([']']),
|
|
]})).toThrow();
|
|
|
|
expect(() => generator.generate({stages: [
|
|
PARSED.endAgents(['[']),
|
|
]})).toThrow();
|
|
|
|
expect(() => generator.generate({stages: [
|
|
PARSED.endAgents([']']),
|
|
]})).toThrow();
|
|
});
|
|
});
|
|
});
|