import { WorkflowPage, NDV } from '../pages'; import { getVisibleSelect } from '../utils'; const wf = new WorkflowPage(); const ndv = new NDV(); describe('Data transformation expressions', () => { beforeEach(() => { wf.actions.visit(); }); it('$json + native string methods', () => { wf.actions.addInitialNodeToCanvas('Schedule Trigger', { keepNdvOpen: true }); ndv.actions.setPinnedData([{ myStr: 'Monday' }]); ndv.actions.close(); addEditFields(); const input = '{{$json.myStr.toLowerCase() + " is " + "today".toUpperCase()'; const output = 'monday is TODAY'; ndv.getters.inlineExpressionEditorInput().clear().type(input); ndv.getters.inlineExpressionEditorOutput().should('have.text', output); ndv.actions.execute(); ndv.getters.outputDataContainer().should('be.visible'); ndv.getters.outputDataContainer().contains(output); }); it('$json + n8n string methods', () => { wf.actions.addInitialNodeToCanvas('Schedule Trigger', { keepNdvOpen: true }); ndv.actions.setPinnedData([{ myStr: 'hello@n8n.io is an email' }]); ndv.actions.close(); addEditFields(); const input = '{{$json.myStr.extractEmail() + " " + $json.myStr.isEmpty()'; const output = 'hello@n8n.io false'; ndv.getters.inlineExpressionEditorInput().clear().type(input); ndv.getters.inlineExpressionEditorOutput().should('have.text', output); ndv.actions.execute(); ndv.getters.outputDataContainer().should('be.visible'); ndv.getters.outputDataContainer().contains(output); }); it('$json + native numeric methods', () => { wf.actions.addInitialNodeToCanvas('Schedule Trigger', { keepNdvOpen: true }); ndv.actions.setPinnedData([{ myNum: 9.123 }]); ndv.actions.close(); addEditFields(); const input = '{{$json.myNum.toPrecision(3)'; const output = '9.12'; ndv.getters.inlineExpressionEditorInput().clear().type(input); ndv.getters.inlineExpressionEditorOutput().should('have.text', output); ndv.actions.execute(); ndv.getters.outputDataContainer().should('be.visible'); ndv.getters.outputDataContainer().contains(output); }); it('$json + n8n numeric methods', () => { wf.actions.addInitialNodeToCanvas('Schedule Trigger', { keepNdvOpen: true }); ndv.actions.setPinnedData([{ myStr: 'hello@n8n.io is an email' }]); ndv.actions.close(); addEditFields(); const input = '{{$json.myStr.extractEmail() + " " + $json.myStr.isEmpty()'; const output = 'hello@n8n.io false'; ndv.getters.inlineExpressionEditorInput().clear().type(input); ndv.getters.inlineExpressionEditorOutput().should('have.text', output); ndv.actions.execute(); ndv.getters.outputDataContainer().should('be.visible'); ndv.getters.outputDataContainer().contains(output); }); it('$json + native array access', () => { wf.actions.addInitialNodeToCanvas('Schedule Trigger', { keepNdvOpen: true }); ndv.actions.setPinnedData([{ myArr: [1, 2, 3] }]); ndv.actions.close(); addEditFields(); const input = '{{$json.myArr.includes(1) + " " + $json.myArr[2]'; const output = 'true 3'; ndv.getters.inlineExpressionEditorInput().clear().type(input); ndv.getters.inlineExpressionEditorOutput().should('have.text', output); ndv.actions.execute(); ndv.getters.outputDataContainer().find('[class*=value_]').should('exist'); ndv.getters.outputDataContainer().find('[class*=value_]').should('contain', output); }); it('$json + n8n array methods', () => { wf.actions.addInitialNodeToCanvas('Schedule Trigger', { keepNdvOpen: true }); ndv.actions.setPinnedData([{ myArr: [1, 2, 3] }]); ndv.actions.close(); addEditFields(); const input = '{{$json.myArr.first() + " " + $json.myArr.last()'; const output = '1 3'; ndv.getters.inlineExpressionEditorInput().clear().type(input); ndv.getters.inlineExpressionEditorOutput().should('have.text', output); ndv.actions.execute(); ndv.getters.outputDataContainer().find('[class*=value_]').should('exist'); ndv.getters.outputDataContainer().find('[class*=value_]').should('contain', output); }); }); // ---------------------------------- // utils // ---------------------------------- const addEditFields = () => { wf.actions.addNodeToCanvas('Edit Fields', true, true); ndv.getters.assignmentCollectionAdd('assignments').click(); ndv.getters.assignmentValue('assignments').contains('Expression').invoke('show').click(); };