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build-node-types-test.js
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build-node-types-test.js
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const { graphql, GraphQLObjectType, GraphQLSchema } = require(`graphql`)
const _ = require(`lodash`)
const createPageDependency = require(`../../redux/actions/add-page-dependency`)
jest.mock(`../../redux/actions/add-page-dependency`)
const buildNodeTypes = require(`../build-node-types`)
describe(`build-node-types`, () => {
let schema, store, types
async function runQuery(query) {
let context = { path: `foo` }
let { data, errors } = await graphql(schema, query, context, context)
expect(errors).not.toBeDefined()
return data
}
beforeEach(async () => {
;({ store } = require(`../../redux`))
store.dispatch({ type: `DELETE_CACHE` })
;[
{
id: `p1`,
internal: { type: `Parent` },
hair: `red`,
children: [`c1`, `c2`, `r1`],
},
{
id: `r1`,
internal: { type: `Relative` },
hair: `black`,
children: [],
parent: `p1`,
},
{
id: `c1`,
internal: { type: `Child` },
hair: `brown`,
children: [],
parent: `p1`,
},
{
id: `c2`,
internal: { type: `Child` },
hair: `blonde`,
children: [],
parent: `p1`,
},
].forEach(n => store.dispatch({ type: `CREATE_NODE`, payload: n }))
types = await buildNodeTypes({})
schema = new GraphQLSchema({
query: new GraphQLObjectType({
name: `RootQueryType`,
fields: _.mapValues(types, `node`),
}),
})
})
it(`should build types`, () => {
expect(Object.keys(types)).toHaveLength(3)
})
it(`should result in a valid queryable schema`, async () => {
let { parent, child, relative } = await runQuery(
`
{
parent(id: { eq: "p1" }) {
hair
}
child(id: { eq: "c1" }) {
hair
}
relative(id: { eq: "r1" }) {
hair
}
}
`
)
expect(parent.hair).toEqual(`red`)
expect(child.hair).toEqual(`brown`)
expect(relative.hair).toEqual(`black`)
})
it(`should link children automatically`, async () => {
let { parent } = await runQuery(
`
{
parent(id: { eq: "p1" }) {
children {
id
}
}
}
`
)
expect(parent.children).toBeDefined()
expect(parent.children.map(c => c.id)).toEqual([`c1`, `c2`, `r1`])
})
it(`should create typed children fields`, async () => {
let { parent } = await runQuery(
`
{
parent(id: { eq: "p1" }) {
childrenChild { # lol
id
}
}
}
`
)
expect(parent.childrenChild).toBeDefined()
expect(parent.childrenChild.map(c => c.id)).toEqual([`c1`, `c2`])
})
it(`should create typed child field for singular children`, async () => {
let { parent } = await runQuery(
`
{
parent(id: { eq: "p1" }) {
childRelative { # lol
id
}
}
}
`
)
expect(parent.childRelative).toBeDefined()
expect(parent.childRelative.id).toEqual(`r1`)
})
it(`should create page dependency`, async () => {
await runQuery(
`
{
parent(id: { eq: "p1" }) {
childRelative { # lol
id
}
}
}
`
)
expect(createPageDependency).toHaveBeenCalledWith({
path: `foo`,
nodeId: `p1`,
})
expect(createPageDependency).toHaveBeenCalledWith({
path: `foo`,
nodeId: `r1`,
})
})
})