Add patch package to apply diff changes to schemas #2893
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,6 @@ | ||
| --- | ||
| '@graphql-inspector/core': major | ||
| --- | ||
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| "diff" includes all nested changes when a node is added. Some change types have had additional meta fields added. | ||
| On deprecation add with a reason, a separate "fieldDeprecationReasonAdded" change is no longer included. | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,8 +1,56 @@ | ||
| import { buildSchema } from 'graphql'; | ||
| import { ChangeType, CriticalityLevel, diff, DiffRule } from '../../src/index.js'; | ||
| import { findChangesByPath, findFirstChangeByPath } from '../../utils/testing.js'; | ||
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| describe('enum', () => { | ||
| test('added', async () => { | ||
| const a = buildSchema(/* GraphQL */ ` | ||
| type Query { | ||
| fieldA: String | ||
| } | ||
| `); | ||
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| const b = buildSchema(/* GraphQL */ ` | ||
| type Query { | ||
| fieldA: String | ||
| } | ||
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| enum enumA { | ||
| """ | ||
| A is the first letter in the alphabet | ||
| """ | ||
| A | ||
| B | ||
| } | ||
| `); | ||
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| const changes = await diff(a, b); | ||
| expect(changes.length).toEqual(4); | ||
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| { | ||
| const change = findFirstChangeByPath(changes, 'enumA'); | ||
| expect(change.meta).toMatchObject({ | ||
| addedTypeKind: 'EnumTypeDefinition', | ||
| addedTypeName: 'enumA', | ||
| }); | ||
| expect(change.criticality.level).toEqual(CriticalityLevel.NonBreaking); | ||
| expect(change.criticality.reason).not.toBeDefined(); | ||
| expect(change.message).toEqual(`Type 'enumA' was added`); | ||
| } | ||
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| { | ||
| const change = findFirstChangeByPath(changes, 'enumA.A'); | ||
| expect(change.criticality.level).toEqual(CriticalityLevel.NonBreaking); | ||
|
There was a problem hiding this comment. This test shows that enum additions also contain all nested changes within that enum, and that those changes are flagged as non-breaking. |
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| expect(change.criticality.reason).not.toBeDefined(); | ||
| expect(change.message).toEqual(`Enum value 'A' was added to enum 'enumA'`); | ||
| expect(change.meta).toMatchObject({ | ||
| addedEnumValueName: 'A', | ||
| enumName: 'enumA', | ||
| addedToNewType: true, | ||
| }); | ||
| } | ||
| }); | ||
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| test('value added', async () => { | ||
| const a = buildSchema(/* GraphQL */ ` | ||
| type Query { | ||
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@@ -130,7 +178,7 @@ describe('enum', () => { | |
| `); | ||
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| const changes = await diff(a, b); | ||
| const change = findFirstChangeByPath(changes, 'enumA.A.@deprecated'); | ||
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| expect(changes.length).toEqual(1); | ||
| expect(change.criticality.level).toEqual(CriticalityLevel.NonBreaking); | ||
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@@ -163,11 +211,26 @@ describe('enum', () => { | |
| `); | ||
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| const changes = await diff(a, b); | ||
| expect(changes).toHaveLength(3); | ||
| const directiveChanges = findChangesByPath(changes, 'enumA.A.@deprecated'); | ||
| expect(directiveChanges).toHaveLength(2); | ||
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| for (const change of directiveChanges) { | ||
| expect(change.criticality.level).toEqual(CriticalityLevel.NonBreaking); | ||
| if (change.type === ChangeType.EnumValueDeprecationReasonAdded) { | ||
| expect(change.message).toEqual( | ||
| `Enum value 'enumA.A' was deprecated with reason 'New Reason'`, | ||
| ); | ||
| } else if (change.type === ChangeType.DirectiveUsageEnumValueAdded) { | ||
| expect(change.message).toEqual(`Directive 'deprecated' was added to enum value 'enumA.A'`); | ||
| } | ||
| } | ||
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| { | ||
| const change = findFirstChangeByPath(changes, '[email protected]'); | ||
| expect(change.type).toEqual(ChangeType.DirectiveUsageArgumentAdded); | ||
| expect(change.message).toEqual(`Argument 'reason' was added to '@deprecated'`); | ||
| } | ||
| }); | ||
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| test('deprecation reason removed', async () => { | ||
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I could be convinced that this is a minor patch because the changes to the output's format doesnt break anything. But the actual content of the changes has changed drastically which is why I thought we should be safe and declare a major change.