test(web): add comprehensive unit and integration tests for plugins and tools modules (#32220)

Co-authored-by: CodingOnStar <hanxujiang@dify.com>

web/app/components/plugins/__tests__/utils.spec.ts

@@ -0,0 +1,50 @@
+import type { TagKey } from '../constants'
+import { describe, expect, it } from 'vitest'
+import { PluginCategoryEnum } from '../types'
+import { getValidCategoryKeys, getValidTagKeys } from '../utils'
+
+describe('plugins/utils', () => {
+  describe('getValidTagKeys', () => {
+    it('returns only valid tag keys from the predefined set', () => {
+      const input = ['agent', 'rag', 'invalid-tag', 'search'] as TagKey[]
+      const result = getValidTagKeys(input)
+      expect(result).toEqual(['agent', 'rag', 'search'])
+    })
+
+    it('returns empty array when no valid tags', () => {
+      const result = getValidTagKeys(['foo', 'bar'] as unknown as TagKey[])
+      expect(result).toEqual([])
+    })
+
+    it('returns empty array for empty input', () => {
+      expect(getValidTagKeys([])).toEqual([])
+    })
+
+    it('preserves all valid tags when all are valid', () => {
+      const input: TagKey[] = ['agent', 'rag', 'search', 'image']
+      const result = getValidTagKeys(input)
+      expect(result).toEqual(input)
+    })
+  })
+
+  describe('getValidCategoryKeys', () => {
+    it('returns matching category for valid key', () => {
+      expect(getValidCategoryKeys(PluginCategoryEnum.model)).toBe(PluginCategoryEnum.model)
+      expect(getValidCategoryKeys(PluginCategoryEnum.tool)).toBe(PluginCategoryEnum.tool)
+      expect(getValidCategoryKeys(PluginCategoryEnum.agent)).toBe(PluginCategoryEnum.agent)
+      expect(getValidCategoryKeys('bundle')).toBe('bundle')
+    })
+
+    it('returns undefined for invalid category', () => {
+      expect(getValidCategoryKeys('nonexistent')).toBeUndefined()
+    })
+
+    it('returns undefined for undefined input', () => {
+      expect(getValidCategoryKeys(undefined)).toBeUndefined()
+    })
+
+    it('returns undefined for empty string', () => {
+      expect(getValidCategoryKeys('')).toBeUndefined()
+    })
+  })
+})