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5541ec011e
## Description This PR adds the possibility for hspec tests to start a remote server with a custom schema, using the _morpheus_ library. In addition, it adds: - X-to-DB object relationships tests - X-to-DB array relationships tests - X-to-RS relationships tests For now, all those X are only postgres, but the tests are written in a way that will allow for it to easily be any other DB, or even remote schemas. The actual tests were taken mostly from #3069. To achieve this, this PR heavily refactors the test harness. Most importantly: it generalizes the notion of a `Backend` to a notion of generic `Context`, allowing for contexts that are the unions of two backends, or of a backend and a remote schema. PR-URL: https://github.com/hasura/graphql-engine-mono/pull/3567 Co-authored-by: jkachmar <8461423+jkachmar@users.noreply.github.com> GitOrigin-RevId: 623f700ba482743f94d3eaf659e6cfa22cd0dbc9
157 lines
3.1 KiB
Haskell
157 lines
3.1 KiB
Haskell
{-# LANGUAGE QuasiQuotes #-}
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{-# LANGUAGE RecordWildCards #-}
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-- | Tests for limit/offset.
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module Test.LimitOffsetSpec (spec) where
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import Harness.Backend.Mysql as Mysql
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import Harness.GraphqlEngine qualified as GraphqlEngine
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import Harness.Quoter.Graphql
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import Harness.Quoter.Sql
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import Harness.Quoter.Yaml
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import Harness.State (State)
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import Harness.Test.Feature qualified as Feature
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import Test.Hspec
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import Prelude
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--------------------------------------------------------------------------------
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-- Preamble
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spec :: SpecWith State
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spec =
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Feature.run
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[ Feature.Context
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{ name = "MySQL",
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setup = mysqlSetup,
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teardown = mysqlTeardown,
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customOptions = Nothing
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}
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]
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tests
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--------------------------------------------------------------------------------
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-- MySQL backend
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mysqlSetup :: State -> IO ()
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mysqlSetup state = do
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-- Clear and reconfigure the metadata
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GraphqlEngine.setSource state Mysql.defaultSourceMetadata
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-- Setup tables
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Mysql.run_
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[sql|
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CREATE TABLE author
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(
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id INT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY,
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name VARCHAR(45) UNIQUE KEY
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);
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|]
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Mysql.run_
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[sql|
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INSERT INTO author
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(name)
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VALUES
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( 'Author 1'),
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( 'Author 2'),
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( 'Author 3'),
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( 'Author 4');
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|]
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-- Track the tables
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GraphqlEngine.postMetadata_
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state
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[yaml|
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type: mysql_track_table
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args:
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source: mysql
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table:
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schema: hasura
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name: author
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|]
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mysqlTeardown :: (State, ()) -> IO ()
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mysqlTeardown _ = do
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Mysql.run_
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[sql|
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DROP TABLE author;
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|]
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--------------------------------------------------------------------------------
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-- Tests
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tests :: Feature.Options -> SpecWith State
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tests opts = do
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it "limit 1" $ \state ->
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shouldReturnYaml
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opts
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( GraphqlEngine.postGraphql
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state
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[graphql|
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query {
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hasura_author(limit: 1) {
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name
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id
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}
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}
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|]
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)
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[yaml|
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data:
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hasura_author:
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- name: Author 1
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id: 1
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|]
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-- Originally from <https://github.com/hasura/graphql-engine-mono/blob/719d03bd970def443e25d04210a37556d350d84b/server/tests-py/queries/graphql_query/mysql/select_query_author_offset.yaml>
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--
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-- Technically without an ORDER, the results are UB-ish. Keep an eye
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-- on ordering with tests like this.
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it "Basic offset query" $ \state ->
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shouldReturnYaml
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opts
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( GraphqlEngine.postGraphql
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state
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[graphql|
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query {
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hasura_author(offset: 1) {
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name
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id
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}
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}
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|]
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)
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[yaml|
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data:
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hasura_author:
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- name: Author 2
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id: 2
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- name: Author 3
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id: 3
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- name: Author 4
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id: 4
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|]
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-- This is a more precise version of <https://github.com/hasura/graphql-engine-mono/blob/dbf32f15c25c12fba88afced311fd876111cb987/server/tests-py/queries/graphql_query/mysql/select_query_author_limit_offset.yaml#L1>
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--
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-- We use ordering here, which yields a stable result.
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it "order descending, offset 2, limit 1" $ \state ->
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shouldReturnYaml
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opts
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( GraphqlEngine.postGraphql
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state
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[graphql|
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query {
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hasura_author(limit: 1, offset: 2, order_by: {id: desc}) {
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id
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name
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}
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}
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|]
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)
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[yaml|
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data:
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hasura_author:
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- id: 2
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name: Author 2
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|]
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