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n8n/packages/workflow/test/Workflow.test.ts

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Initial commit to release
2019-06-23 03:35:23 -07:00
import {
IConnections,
INode,
INodeExecutionData,
INodeParameters,
IRunExecutionData,
Workflow,
} from '../src';
process.env.TEST_VARIABLE_1 = 'valueEnvVariable1';
import * as Helpers from './Helpers';
interface StubNode {
name: string;
parameters: INodeParameters;
}
describe('Workflow', () => {
describe('renameNodeInExpressions', () => {
const tests = [
{
description: 'do nothing if there is no expression',
input: {
currentName: 'Node1',
newName: 'Node1New',
parameters: {
value1: 'value1Node1',
value2: 'value2Node1',
}
},
output: {
value1: 'value1Node1',
value2: 'value2Node1',
},
},
{
description: 'should work with dot notation',
input: {
currentName: 'Node1',
newName: 'NewName',
parameters: {
value1: '={{$node.Node1.data.value1 + \'Node1\'}}',
value2: '={{$node.Node1.data.value2 + \' - \' + $node.Node1.data.value2}}',
},
},
output: {
value1: '={{$node.NewName.data.value1 + \'Node1\'}}',
value2: '={{$node.NewName.data.value2 + \' - \' + $node.NewName.data.value2}}',
},
},
{
description: 'should work with ["nodeName"]',
input: {
currentName: 'Node1',
newName: 'NewName',
parameters: {
value1: '={{$node["Node1"]["data"]["value1"] + \'Node1\'}}',
value2: '={{$node["Node1"]["data"]["value2"] + \' - \' + $node["Node1"]["data"]["value2"]}}',
},
},
output: {
value1: '={{$node["NewName"]["data"]["value1"] + \'Node1\'}}',
value2: '={{$node["NewName"]["data"]["value2"] + \' - \' + $node["NewName"]["data"]["value2"]}}',
},
},
{
description: 'should work with [\'nodeName\']',
input: {
currentName: 'Node1',
newName: 'NewName',
parameters: {
value1: '={{$node[\'Node1\'][\'data\'][\'value1\'] + \'Node1\'}}',
value2: '={{$node[\'Node1\'][\'data\'][\'value2\'] + \' - \' + $node[\'Node1\'][\'data\'][\'value2\']}}',
},
},
output: {
value1: '={{$node[\'NewName\'][\'data\'][\'value1\'] + \'Node1\'}}',
value2: '={{$node[\'NewName\'][\'data\'][\'value2\'] + \' - \' + $node[\'NewName\'][\'data\'][\'value2\']}}',
},
},
{
description: 'should work on lower levels',
input: {
currentName: 'Node1',
newName: 'NewName',
parameters: {
level1a: '={{$node.Node1.data.value1 + \'Node1\'}}',
level1b: [
{
value2a: '={{$node.Node1.data.value1 + \'Node1\'}}',
value2b: '={{$node.Node1.data.value1 + \'Node1\'}}',
}
],
level1c: {
value2a: {
value3a: '={{$node.Node1.data.value1 + \'Node1\'}}',
value3b: [
{
value4a: '={{$node.Node1.data.value1 + \'Node1\'}}',
value4b: {
value5a: '={{$node.Node1.data.value1 + \'Node1\'}}',
value5b: '={{$node.Node1.data.value1 + \'Node1\'}}',
},
}
]
},
}
} as INodeParameters,
},
output: {
level1a: '={{$node.NewName.data.value1 + \'Node1\'}}',
level1b: [
{
value2a: '={{$node.NewName.data.value1 + \'Node1\'}}',
value2b: '={{$node.NewName.data.value1 + \'Node1\'}}',
}
],
level1c: {
value2a: {
value3a: '={{$node.NewName.data.value1 + \'Node1\'}}',
value3b: [
{
value4a: '={{$node.NewName.data.value1 + \'Node1\'}}',
value4b: {
value5a: '={{$node.NewName.data.value1 + \'Node1\'}}',
value5b: '={{$node.NewName.data.value1 + \'Node1\'}}',
},
}
]
},
}
},
},
];
const nodeTypes = Helpers.NodeTypes();
:heavy_check_mark: Fix tests after Workflow changes
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const workflow = new Workflow({ nodes: [], connections: {}, active: false, nodeTypes });
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for (const testData of tests) {
test(testData.description, () => {
const result = workflow.renameNodeInExpressions(testData.input.parameters, testData.input.currentName, testData.input.newName);
expect(result).toEqual(testData.output);
});
}
});
describe('renameNode', () => {
const tests = [
{
description: 'rename node without connections',
input: {
currentName: 'Node1',
newName: 'Node1New',
nodes: [
{
name: 'Node1',
parameters: {
value1: 'value1Node1',
value2: 'value2Node1',
},
}
],
connections: {}
},
output: {
nodes: [
{
name: 'Node1New',
parameters: {
value1: 'value1Node1',
value2: 'value2Node1',
},
}
],
connections: {}
},
},
{
description: 'rename node with one output connection',
input: {
currentName: 'Node1',
newName: 'Node1New',
nodes: [
{
name: 'Node1',
parameters: {
value1: 'value1Node1',
value2: 'value2Node1',
},
},
{
name: 'Node2',
parameters: {
value1: 'value1Node2',
value2: 'value2Node2',
},
},
],
connections: {
Node1: {
main: [
[
{
node: 'Node2',
type: 'main',
index: 0,
},
],
],
},
},
},
output: {
nodes: [
{
name: 'Node1New',
parameters: {
value1: 'value1Node1',
value2: 'value2Node1',
},
},
{
name: 'Node2',
parameters: {
value1: 'value1Node2',
value2: 'value2Node2',
},
},
],
connections: {
Node1New: {
main: [
[
{
node: 'Node2',
type: 'main',
index: 0,
},
],
],
},
},
},
},
{
description: 'rename node with one input connection',
input: {
currentName: 'Node2',
newName: 'Node2New',
nodes: [
{
name: 'Node1',
parameters: {
value1: 'value1Node1',
value2: 'value2Node1',
},
},
{
name: 'Node2',
parameters: {
value1: 'value1Node2',
value2: 'value2Node2',
},
},
],
connections: {
Node1: {
main: [
[
{
node: 'Node2',
type: 'main',
index: 0,
},
],
],
},
},
},
output: {
nodes: [
{
name: 'Node1',
parameters: {
value1: 'value1Node1',
value2: 'value2Node1',
},
},
{
name: 'Node2New',
parameters: {
value1: 'value1Node2',
value2: 'value2Node2',
},
},
],
connections: {
Node1: {
main: [
[
{
node: 'Node2New',
type: 'main',
index: 0,
},
],
],
},
},
},
},
{
description: 'rename node with multiple input and output connection',
input: {
currentName: 'Node3',
newName: 'Node3New',
nodes: [
{
name: 'Node1',
parameters: {
value1: 'value1Node1',
value2: 'value2Node1',
},
},
{
name: 'Node2',
parameters: {
value1: 'value1Node2',
value2: 'value2Node2',
},
},
{
name: 'Node3',
parameters: {
value1: 'value1Node3',
value2: 'value2Node3',
},
},
{
name: 'Node4',
parameters: {
value1: 'value1Node4',
value2: 'value2Node4',
},
},
{
name: 'Node5',
parameters: {
value1: 'value1Node5',
value2: 'value2Node5',
},
},
],
connections: {
Node1: {
main: [
[
{
node: 'Node3',
type: 'main',
index: 0,
},
],
],
},
Node2: {
main: [
[
{
node: 'Node3',
type: 'main',
index: 0,
},
{
node: 'Node5',
type: 'main',
index: 0,
}
]
]
},
Node3: {
main: [
[
{
node: 'Node4',
type: 'main',
index: 0,
},
{
node: 'Node5',
type: 'main',
index: 0,
},
],
],
},
},
},
output: {
nodes: [
{
name: 'Node1',
parameters: {
value1: 'value1Node1',
value2: 'value2Node1',
},
},
{
name: 'Node2',
parameters: {
value1: 'value1Node2',
value2: 'value2Node2',
},
},
{
name: 'Node3New',
parameters: {
value1: 'value1Node3',
value2: 'value2Node3',
},
},
{
name: 'Node4',
parameters: {
value1: 'value1Node4',
value2: 'value2Node4',
},
},
{
name: 'Node5',
parameters: {
value1: 'value1Node5',
value2: 'value2Node5',
},
},
],
connections: {
Node1: {
main: [
[
{
node: 'Node3New',
type: 'main',
index: 0,
},
],
],
},
Node2: {
main: [
[
{
node: 'Node3New',
type: 'main',
index: 0,
},
{
node: 'Node5',
type: 'main',
index: 0,
},
],
],
},
Node3New: {
main: [
[
{
node: 'Node4',
type: 'main',
index: 0,
},
{
node: 'Node5',
type: 'main',
index: 0,
},
],
],
},
},
},
},
// This does just a basic test if "renameNodeInExpressions" gets used. More complex
// tests with different formats and levels are in the separate tests for the function
// "renameNodeInExpressions"
{
description: 'change name also in expressions which use node-name (dot notation)',
input: {
currentName: 'Node1',
newName: 'Node1New',
nodes: [
{
name: 'Node1',
parameters: {
value1: 'value1Node1',
value2: 'value2Node1',
},
},
{
name: 'Node2',
parameters: {
value1: '={{$node.Node1.data.value1 + \'Node1\'}}',
value2: '={{$node.Node1.data.value2 + \' - \' + $node.Node1.data.value2}}',
},
}
],
connections: {}
},
output: {
nodes: [
{
name: 'Node1New',
parameters: {
value1: 'value1Node1',
value2: 'value2Node1',
},
},
{
name: 'Node2',
parameters: {
value1: '={{$node.Node1New.data.value1 + \'Node1\'}}',
value2: '={{$node.Node1New.data.value2 + \' - \' + $node.Node1New.data.value2}}',
},
}
],
connections: {}
},
},
];
const nodeTypes = Helpers.NodeTypes();
let workflow: Workflow;
function createNodeData(stubData: StubNode): INode {
return {
name: stubData.name,
parameters: stubData.parameters,
type: 'test.set',
typeVersion: 1,
position: [
100,
100,
],
};
}
let executeNodes: INode[];
let resultNodes: {
[key: string]: INode;
};
for (const testData of tests) {
test(testData.description, () => {
executeNodes = [];
for (const node of testData.input.nodes) {
executeNodes.push(createNodeData(node));
}
:heavy_check_mark: Fix tests after Workflow changes
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workflow = new Workflow({ nodes: executeNodes, connections: testData.input.connections as IConnections, active: false, nodeTypes });
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workflow.renameNode(testData.input.currentName, testData.input.newName);
resultNodes = {};
for (const node of testData.output.nodes) {
resultNodes[node.name] = createNodeData(node);
}
expect(workflow.nodes).toEqual(resultNodes);
expect(workflow.connectionsBySourceNode).toEqual(testData.output.connections);
});
}
});
describe('getParameterValue', () => {
const tests = [
{
description: 'read simple not expression value',
input: {
Node1: {
parameters: {
value1: 'valueNode1',
}
},
Node2: {
parameters: {
value1: 'valueNode2',
},
}
},
output: {
value1: 'valueNode2'
},
},
{
description: 'read simple math expression',
input: {
Node1: {
parameters: {
value1: '',
}
},
Node2: {
parameters: {
value1: '={{1+2}}',
},
}
},
output: {
value1: 3
},
},
{
description: 'read data from node-output-data with with long "$node.{NODE}.data" syntax',
input: {
Node1: {
parameters: {
value1: 'valueNode1',
}
},
Node2: {
parameters: {
value1: '={{$node.Node1.data.value1}}',
},
}
},
output: {
value1: 'valueNode1'
},
},
{
description: 'read data from node-output-data with with long "$node.{NODE}.data" syntax add value and append text',
input: {
Node1: {
parameters: {
value1: 1,
}
},
Node2: {
parameters: {
value1: '={{$node.Node1.data.value1 + 2}} asdf',
},
}
},
output: {
value1: '3 asdf'
},
},
{
description: 'read deep-data from node-output-data with with long "$node.{NODE}.data" syntax with JavaScript Code',
input: {
Node1: {
parameters: {
value1: 'whatever',
},
// Overwrite the output data
outputJson: {
value1: {
a: 1,
b: 2,
c: 3,
},
},
},
Node2: {
parameters: {
value1: '={{Object.keys($node.Node1.data.value1).join(", ")}}',
},
},
},
output: {
value1: 'a, b, c',
},
},
{
description: 'read data from incoming-node-data with with short "data" syntax',
input: {
Node1: {
parameters: {
value1: 'valueNode1',
}
},
Node2: {
parameters: {
value1: '={{$data.value1}}'
},
}
},
output: {
value1: 'valueNode1',
},
},
{
description: 'read deep-data from incoming-node-data with with short "data" syntax',
input: {
Node1: {
parameters: {
value1: 'whatever',
},
// Overwrite the output data
outputJson: {
value1: {
a: {
b: 'deepDataNode1',
},
},
},
},
Node2: {
parameters: {
value1: '={{$data.value1.a.b}}',
},
},
},
output: {
value1: 'deepDataNode1',
},
},
{
description: 'read deep-data from node-output-data with with long "$node.{NODE}.data" syntax',
input: {
Node1: {
parameters: {
value1: 'whatever',
},
// Overwrite the output data
outputJson: {
value1: {
a: {
b: 'deepDataNode1',
},
},
},
},
Node2: {
parameters: {
value1: '={{$node.Node1.data.value1.a.b}}',
},
},
},
output: {
value1: 'deepDataNode1',
},
},
{
description: 'read binary-string-data from incoming-node-data with with short "$binary" syntax',
input: {
Node1: {
parameters: {
value1: 'whatever',
},
// Overwrite the output data
outputBinary: {
binaryKey: {
data: '',
type: '',
fileName: 'test-file1.jpg',
}
}
},
Node2: {
parameters: {
value1: '={{$binary.binaryKey.fileName}}',
},
},
},
output: {
value1: 'test-file1.jpg',
},
},
{
description: 'read binary-string-data from node-output-data with with long "$node.{NODE}.binary" syntax',
input: {
Node1: {
parameters: {
value1: 'whatever',
},
// Overwrite the output data
outputBinary: {
binaryKey: {
data: '',
type: '',
fileName: 'test-file1.jpg',
}
}
},
Node2: {
parameters: {
value1: '={{$node.Node1.binary.binaryKey.fileName}}',
},
},
},
output: {
value1: 'test-file1.jpg',
},
},
{
description: 'read parameter from other node with with long "$node.parameter" syntax',
input: {
Node1: {
parameters: {
value1: 'valueNode1',
}
},
Node2: {
parameters: {
value1: '={{$node.Node1.parameter.value1}}'
},
}
},
output: {
value1: 'valueNode1',
},
},
{
description: 'read environment data "$env" syntax which exists',
input: {
Node1: {
parameters: {
value1: 'valueNode1',
}
},
Node2: {
parameters: {
value1: '={{$env.TEST_VARIABLE_1}}'
},
}
},
output: {
value1: 'valueEnvVariable1',
},
},
{
description: 'read environment data "$env" syntax which does not exists',
input: {
Node1: {
parameters: {
value1: 'valueNode1',
}
},
Node2: {
parameters: {
value1: '={{$env.DOES_NOT_EXIST}}'
},
}
},
output: {
value1: undefined,
},
},
{
description: 'read parameter from current node with short "$parameter" syntax',
input: {
Node1: {
parameters: {
value1: 'valueNode1',
}
},
Node2: {
parameters: {
value1: 'valueNode2',
value2: '={{$parameter.value1}}',
},
}
},
output: {
value1: 'valueNode2',
value2: 'valueNode2',
},
},
{
description: 'return resolved value when referencing another property with expression (long "$node.{NODE}.data" syntax)',
input: {
Node1: {
parameters: {
value1: 'valueNode1',
}
},
Node2: {
parameters: {
value1: '={{$node.Node1.data.value1}}',
value2: '={{$parameter.value1}}',
},
}
},
output: {
value1: 'valueNode1',
value2: 'valueNode1',
},
},
{
description: 'return resolved value when referencing another property with expression (short "data" syntax)',
input: {
Node1: {
parameters: {
value1: 'valueNode1',
}
},
Node2: {
parameters: {
value1: '={{$data.value1}}',
value2: '={{$parameter.value1}}',
},
}
},
output: {
value1: 'valueNode1',
value2: 'valueNode1',
},
},
{
description: 'return resolved value when referencing another property with expression when a node has spaces (long "$node["{NODE}"].parameter" syntax)',
input: {
Node1: {
parameters: {
value1: 'valueNode1',
}
},
Node2: {
parameters: {
value1: '={{$node["Node 4 with spaces"].parameter.value1}}',
},
}
},
output: {
value1: 'default-value1',
},
},
:heavy_check_mark: Add one more test
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{
description: 'return resolved value when referencing another property with expression on another node (long "$node["{NODE}"].parameter" syntax)',
input: {
Node1: {
parameters: {
value1: 'valueNode1',
}
},
Node2: {
parameters: {
value1: '={{$node["Node1"].parameter.value1}}a',
},
},
Node3: {
parameters: {
value1: '={{$node["Node2"].parameter.value1}}b',
},
}
},
output: {
value1: 'valueNode1ab',
},
},
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// TODO: Make that this test does not fail!
// {
// description: 'return resolved value when short "data" syntax got used in expression on paramter of not active node which got referenced by active one',
// input: {
// Node1: {
// parameters: {
// value1: 'valueNode1',
// }
// },
// Node2: {
// parameters: {
// value1: '={{$data.value1}}-Node2',
// },
// },
// Node3: {
// parameters: {
// value1: '={{$data.value1}}-Node3+1',
// value2: '={{node.Node2.data.value1}}-Node3+2',
// },
// }
// },
// output: {
// value1: 'valueNode1-Node2-Node3+1',
// value2: 'valueNode1-Node2-Node3+2',
// },
// },
];
const nodeTypes = Helpers.NodeTypes();
for (const testData of tests) {
test(testData.description, () => {
const nodes: INode[] = [
{
"name": "Node1",
"parameters": testData.input.Node1.parameters,
"type": "test.set",
"typeVersion": 1,
"position": [
100,
100,
],
},
{
"name": "Node2",
"parameters": testData.input.Node2.parameters,
"type": "test.set",
"typeVersion": 1,
"position": [
100,
200,
],
},
{
"name": "Node3",
// @ts-ignore
"parameters": testData.input.hasOwnProperty('Node3') ? testData.input.Node3.parameters : {},
"type": "test.set",
"typeVersion": 1,
"position": [
100,
300,
],
},
{
"name": "Node 4 with spaces",
// @ts-ignore
"parameters": testData.input.hasOwnProperty('Node4') ? testData.input.Node4.parameters : {},
"type": "test.set",
"typeVersion": 1,
"position": [
100,
400,
],
}
];
const connections: IConnections = {
"Node1": {
"main": [
[
{
"node": "Node2",
"type": "main",
"index": 0
}
]
]
},
"Node2": {
"main": [
[
{
"node": "Node3",
"type": "main",
"index": 0
}
]
]
}
};
:heavy_check_mark: Fix tests after Workflow changes
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const workflow = new Workflow({ nodes, connections, active: false, nodeTypes });
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const activeNodeName = testData.input.hasOwnProperty('Node3') ? 'Node3' : 'Node2';
const runExecutionData: IRunExecutionData = {
resultData: {
runData: {
Node1: [
{
startTime: 1,
executionTime: 1,
// @ts-ignore
data: {
main: [
[
{
// @ts-ignore
json: testData.input.Node1.outputJson || testData.input.Node1.parameters,
// @ts-ignore
binary: testData.input.Node1.outputBinary
}
]
]
}
}
]
}
}
};
const itemIndex = 0;
const runIndex = 0;
const connectionInputData: INodeExecutionData[] = runExecutionData.resultData.runData!['Node1']![0]!.data!.main[0]!;
for (const parameterName of Object.keys(testData.output)) {
const parameterValue = nodes.find((node) => node.name === activeNodeName)!.parameters[parameterName];
:sparkles: Add expression support to credentials
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const result = workflow.expression.getParameterValue(parameterValue, runExecutionData, runIndex, itemIndex, activeNodeName, connectionInputData);
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// @ts-ignore
expect(result).toEqual(testData.output[parameterName]);
}
});
}
// test('should be able to set and read key data without initial data set', () => {
// const nodes: Node[] = [
// {
// "name": "Node1",
// "parameters": {
// "value": "outputSet1"
// },
// "type": "test.set",
// "typeVersion": 1,
// "position": [
// 100,
// 200
// ]
// },
// {
// "name": "Node2",
// "parameters": {
// "name": "=[data.propertyName]"
// },
// "type": "test.set",
// "typeVersion": 1,
// "position": [
// 100,
// 300
// ]
// }
// ];
// const connections: Connections = {
// "Node1": {
// "main": [
// [
// {
// "node": "Node2",
// "type": "main",
// "index": 0
// }
// ]
// ]
// }
// };
// const nodeTypes = Helpers.NodeTypes();
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// const workflow = new Workflow({ nodes, connections, active: false, nodeTypes });
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// const activeNodeName = 'Node2';
// // @ts-ignore
// const parameterValue = nodes.find((node) => node.name === activeNodeName).parameters.name;
// // const parameterValue = '=[data.propertyName]'; // TODO: Make this dynamic from node-data via "activeNodeName"!
// const runData: RunData = {
// Node1: [
// {
// startTime: 1,
// executionTime: 1,
// data: {
// main: [
// [
// {
// json: {
// propertyName: 'outputSet1'
// }
// }
// ]
// ]
// }
// }
// ]
// };
// const itemIndex = 0;
// const connectionInputData: NodeExecutionData[] = runData!['Node1']![0]!.data!.main[0]!;
// const result = workflow.getParameterValue(parameterValue, runData, itemIndex, activeNodeName, connectionInputData);
// expect(result).toEqual('outputSet1');
// });
test('should also resolve all child parameters when the parent get requested', () => {
const nodeTypes = Helpers.NodeTypes();
const nodes: INode[] = [
{
"name": "Node1",
"parameters": {
"values": {
"string": [
{
"name": "name1",
"value": "value1"
},
{
"name": "name2",
"value": "={{$parameter.values.string[0].value}}A"
}
]
}
},
"type": "test.setMulti",
"typeVersion": 1,
"position": [
100,
100,
],
},
];
const connections: IConnections = {};
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const workflow = new Workflow({ nodes, connections, active: false, nodeTypes });
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const activeNodeName = 'Node1';
const runExecutionData: IRunExecutionData = {
resultData: {
runData: {
Node1: [
{
startTime: 1,
executionTime: 1,
data: {
main: [
[
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{
json: {},
}
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]
]
}
}
]
}
}
};
const itemIndex = 0;
const runIndex = 0;
const connectionInputData: INodeExecutionData[] = runExecutionData.resultData.runData!['Node1']![0]!.data!.main[0]!;
const parameterName = 'values';
const parameterValue = nodes.find((node) => node.name === activeNodeName)!.parameters[parameterName];
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const result = workflow.expression.getParameterValue(parameterValue, runExecutionData, runIndex, itemIndex, activeNodeName, connectionInputData);
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expect(result).toEqual({
string: [
{
name: 'name1',
value: 'value1',
},
{
name: 'name2',
value: 'value1A',
},
]
});
});
});
});
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