Fix CheckoutLinesInfoByCheckoutTokenLoader dataloader

[IKarbowiak]

Fix CheckoutLinesInfoByCheckoutTokenLoader data loader. Previously, data was prepared only for the first key.

Impact

• New migrations
• New/Updated API fields or mutations
• Deprecated API fields or mutations
• Removed API types, fields, or mutations
• Documentation needs to be updated

Pull Request Checklist

• Privileged queries and mutations are guarded by proper permission checks
• Database queries are optimized and the number of queries is constant
• Database migration files are up to date
• The changes are tested
• GraphQL schema and type definitions are up to date
• Changes are mentioned in the changelog

[db-queries]

Here is the report for 1310744 (mirumee:fix-dataloader-for-getting-checkout-lines-info)
Base comparison is a1c4c45.

Found 8 differences! (click me)

# saleor.graphql.accountbenchmark account
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  delete staff members                                       	         32	         32	              0
  query staff user                                           	         20	         20	              4
  staff create                                               	         22	         22	              4
  staff update groups and permissions                        	         33	         33	              5

# saleor.graphql.accountbenchmark permission group
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  permission group create                                    	         19	         19	              2
  permission group delete                                    	         20	         20	              3
  permission group query                                     	          7	          7	              0
  permission group update                                    	         33	         33	              1
  permission group update remove users with manage staff     	         27	         27	              3

# saleor.graphql.attributebenchmark attribute
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  query attribute                                            	          7	          7	              2
  query attributes                                           	         11	         11	              3

# saleor.graphql.checkoutbenchmark checkout mutations
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
- add billing address to checkout                            	         53	         54	              8
- add shipping to checkout                                   	         64	         65	             12
- checkout email update                                      	         26	         27	              3
  checkout payment charge                                    	         34	         34	             11
- checkout shipping address update                           	         64	         65	             12
- checkout voucher code                                      	         64	         65	             10
  complete checkout                                          	         94	         94	             20
- create checkout                                            	         79	         80	             16
  customer complete checkout                                 	        131	        131	             34
- update checkout lines                                      	         93	         94	             24

# saleor.graphql.checkoutbenchmark homepage
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
- user checkout details                                      	         39	         40	              2

# saleor.graphql.discountbenchmark sales
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  sales query with channel slug                              	         16	         16	              0
  sales query withot channel slug                            	         15	         15	              0

# saleor.graphql.discountbenchmark vouchers
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  vouchers query with channel slug                           	         16	         16	              0
  vouchers query withot channel slug                         	         15	         15	              0

# saleor.graphql.menubenchmark homepage
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  retrieve main menu                                         	          5	          5	              0
  retrieve secondary menu                                    	          5	          5	              0

# saleor.graphql.orderbenchmark fulfillment refund and return products
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  fulfillment refund products order lines                    	         46	         46	              2
  fulfillment return products order lines                    	         99	         99	             11

# saleor.graphql.orderbenchmark order
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  user order details                                         	         22	         22	              1

# saleor.graphql.pagebenchmark page type
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  query page type                                            	         17	         17	              5
  query page types                                           	         19	         19	              5

# saleor.graphql.productbenchmark category
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  category view                                              	         24	         24	              1

# saleor.graphql.productbenchmark collection
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  collection view                                            	          6	          6	              0
  retrieve collection channel listings                       	          4	          4	              0

# saleor.graphql.productbenchmark homepage
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  report product sales                                       	         10	         10	              3
  retrieve product list                                      	          4	          4	              0

# saleor.graphql.productbenchmark product
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  product details                                            	         26	         26	              0
  retrieve channel listings                                  	         18	         18	              0
  retrieve product attributes                                	          8	          8	              0
  retrive products with product types and attributes         	          6	          6	              0

# saleor.graphql.productbenchmark variant
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  product variant bulk create                                	         59	         59	              2
  retrieve variant list                                      	         24	         24	              0

# saleor.graphql.productbenchmark variant stocks
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  product variants stocks create                             	         22	         22	              5
  product variants stocks delete                             	         19	         19	              5
  product variants stocks update                             	         27	         27	              5

# saleor.graphql.producttest product sorting attributes
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  sort product not having attribute data                     	         23	         23	              0

# saleor.graphql.shippingbenchmark shipping methods
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  vouchers query with channel slug                           	         10	         10	              0
  vouchers query without channel slug                        	          9	          9	              0

# saleor.graphql.shopbenchmark homepage
  test name                                                  	left count 	right count	duplicate count
  -----------------------------------------------------------	-----------	-----------	---------------
  retrieve shop                                              	          2	          2	              0

[codecov]

Codecov Report

Merging #6929 (557d020) into master (ea68f70) will decrease coverage by 0.01%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #6929      +/-   ##
==========================================
- Coverage   92.93%   92.92%   -0.02%     
==========================================
  Files         419      419              
  Lines       30473    30485      +12     
  Branches     3114     3117       +3     
==========================================
+ Hits        28321    28329       +8     
- Misses       1513     1517       +4     
  Partials      639      639              

Impacted Files	Coverage Δ
saleor/graphql/product/dataloaders/__init__.py	100.00% <ø> (ø)
saleor/graphql/checkout/dataloaders.py	100.00% <100.00%> (ø)
saleor/graphql/product/dataloaders/products.py	95.41% <100.00%> (+0.17%)	⬆️
saleor/graphql/shop/resolvers.py	86.20% <100.00%> (+1.02%)	⬆️
...aleor/payment/gateways/dummy_credit_card/plugin.py	86.95% <0.00%> (-8.70%)	⬇️

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[d-wysocki]

Please update the changelog.