71 lines
2.1 KiB
JavaScript
71 lines
2.1 KiB
JavaScript
const cds = require ('@sap/cds')
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const {expect} = cds.require.chai
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describe('reading/writing hierarchies', ()=>{
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it ('should bootstrap sqlite in-memory db', async()=>{
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await cds.deploy (__dirname+'/../db') .to ('sqlite::memory:')
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expect (cds.db) .to.exist
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expect (cds.db.model) .to.exist
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})
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it ('should insert hierarchy of genres', ()=>{
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const { Genres } = cds.entities
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return INSERT.into (Genres) .entries (
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{ ID:100, name:'Some Sample Genres...', children:[
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{ ID:101, name:'Cat', children:[
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{ ID:102, name:'Kitty', children:[
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{ ID:103, name:'Kitty Cat', children:[
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{ ID:104, name:'Aristocat' } ]},
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{ ID:105, name:'Kitty Bat' } ]},
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{ ID:106, name:'Catwoman', children:[
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{ ID:107, name:'Catalina' } ]} ]},
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{ ID:108, name:'Catweazle' }
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]}
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)
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})
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it ('should read genres with children', async()=>{
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const { Genres } = cds.entities
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expect (await
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SELECT.one.from (Genres, c=>{
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c.ID, c.name.as('parent'), c.children (c=>{
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c.name.as('child')
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})
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}) .where ({name:'Cat'})
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) .to.containSubset (
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{ ID:101, parent:'Cat', children:[
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{ child:'Kitty' },
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{ child:'Catwoman' },
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]}
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)
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})
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it ('should read hierarchy of genres', async()=>{
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const { Genres } = cds.entities
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expect (await
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SELECT.one.from (Genres, c=>{
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c.ID, c.name, c.children (c=>{ c.name },{levels:3})
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}) .where ({name:'Cat'})
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) .to.containSubset (
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{ ID:101, name:'Cat', children:[
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{ name:'Kitty', children:[
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{ name:'Kitty Cat', children:[
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{ name:'Aristocat' }, ]},
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{ name:'Kitty Bat' }, ]},
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{ name:'Catwoman', children:[
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{ name:'Catalina' } ]},
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]}
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)
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})
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})
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