1
0
mirror of https://github.com/hasura/graphql-engine.git synced 2024-12-22 23:11:41 +03:00
graphql-engine/server/tests-hspec/Test/NestedRelationshipsSpec.hs

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

195 lines
4.0 KiB
Haskell
Raw Normal View History

{-# LANGUAGE QuasiQuotes #-}
-- | Testing nested relationships.
--
-- Original inspiration for this module Test.is <https://github.com/hasura/graphql-engine-mono/blob/08caf7df10cad0aea0916327736147a0a8f808d1/server/tests-py/queries/graphql_query/mysql/nested_select_query_deep.yaml>
module Test.NestedRelationshipsSpec (spec) where
import Harness.Backend.Mysql as Mysql
import Harness.GraphqlEngine qualified as GraphqlEngine
import Harness.Quoter.Graphql
import Harness.Quoter.Sql
import Harness.Quoter.Yaml
import Harness.State (State)
import Harness.Test.Context qualified as Context
import Test.Hspec
import Prelude
--------------------------------------------------------------------------------
-- Preamble
spec :: SpecWith State
spec =
Context.run
[ Context.Context
{ name = Context.Backend Context.MySQL,
mkLocalState = Context.noLocalState,
setup = mysqlSetup,
teardown = mysqlTeardown,
customOptions = Nothing
}
]
tests
--------------------------------------------------------------------------------
-- MySQL backend
mysqlSetup :: (State, ()) -> IO ()
mysqlSetup (state, _) = do
-- Clear and reconfigure the metadata
GraphqlEngine.setSource state Mysql.defaultSourceMetadata
-- Setup tables
Mysql.run_
[sql|
CREATE TABLE author
(
id INT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY,
name VARCHAR(45) UNIQUE KEY,
createdAt DATETIME
);
|]
Mysql.run_
[sql|
INSERT INTO author
(name, createdAt)
VALUES
( 'Author 1', '2017-09-21 09:39:44' ),
( 'Author 2', '2017-09-21 09:50:44' );
|]
-- Setup tables
Mysql.run_
[sql|
CREATE TABLE article (
id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
title TEXT,
content TEXT,
is_published BIT,
published_on TIMESTAMP,
author_id INT UNSIGNED,
co_author_id INT UNSIGNED,
FOREIGN KEY (author_id) REFERENCES author(id),
FOREIGN KEY (co_author_id) REFERENCES author(id)
);
|]
Mysql.run_
[sql|
INSERT INTO article
(title, content, author_id, is_published)
VALUES
( 'Article 1', 'Sample article content 1', 1, 0 ),
( 'Article 2', 'Sample article content 2', 1, 1 ),
( 'Article 3', 'Sample article content 3', 2, 1 );
|]
-- Track the tables
GraphqlEngine.postMetadata_
state
[yaml|
type: bulk
args:
- type: mysql_track_table
args:
source: mysql
table:
schema: hasura
name: author
- type: mysql_track_table
args:
source: mysql
table:
schema: hasura
name: article
|]
-- Setup relationships
GraphqlEngine.postMetadata_
state
[yaml|
type: bulk
args:
- type: mysql_create_object_relationship
args:
source: mysql
table:
name: article
schema: hasura
name: author
using:
foreign_key_constraint_on: author_id
- type: mysql_create_array_relationship
args:
source: mysql
table:
name: author
schema: hasura
name: articles
using:
foreign_key_constraint_on:
table:
name: article
schema: hasura
column: author_id
|]
mysqlTeardown :: (State, ()) -> IO ()
mysqlTeardown _ = do
Mysql.run_
[sql|
DROP TABLE article;
|]
Mysql.run_
[sql|
DROP TABLE author;
|]
--------------------------------------------------------------------------------
-- Tests
tests :: Context.Options -> SpecWith State
tests opts = do
it "Nested select on article" $ \state ->
shouldReturnYaml
opts
( GraphqlEngine.postGraphql
state
[graphql|
query {
hasura_article(where: {id: {_eq: 1}}) {
id
author {
id
articles(where: {id: {_eq: 1}}) {
id
author {
id
articles(where: {id: {_eq: 1}}) {
id
author {
id
}
}
}
}
}
}
}
|]
)
[yaml|
data:
hasura_article:
- id: 1
author:
id: 1
articles:
- id: 1
author:
id: 1
articles:
- id: 1
author:
id: 1
|]