20260917212907

code/fms/fms-vue/tests/unit/query-ast.spec.js

@@ -1,5 +1,6 @@
 import { describe, expect, it } from 'vitest'
 import {
+  advancedQueryFromAst,
   astToSql,
   buildAdvancedAst,
   buildQuickAst,
@@ -148,3 +149,89 @@ describe('查询条件 AST 构造', () => {
     expect(emptyConditionValue({ b_type: 'select' }, 'eq')).toBeUndefined()
   })
 })
+
+describe('高级条件 AST → 界面状态（advancedQueryFromAst）', () => {
+  let seq = 0
+  const idFactory = () => `n${(seq += 1)}`
+
+  it('空 AST / 空组都给空结构且不降级', () => {
+    expect(advancedQueryFromAst(null, { idFactory })).toEqual({
+      nodes: [],
+      groups: [],
+      degraded: false,
+    })
+    expect(advancedQueryFromAst({ type: 'group', children: [] }, { idFactory })).toEqual({
+      nodes: [],
+      groups: [],
+      degraded: false,
+    })
+  })
+
+  it('单层「行 + 组」往返：还原后再构造语义等价', () => {
+    const ast = buildAdvancedAst({
+      nodes: [
+        { join: 'and', field: 'name', operator: 'like', value: 'a' },
+        { join: 'or', field: 'name', operator: 'like', value: 'b' },
+      ],
+      groups: [
+        {
+          join: 'and',
+          nodes: [
+            { join: 'and', field: 'amount', operator: 'gt', value: 100 },
+            { join: 'or', field: 'status', operator: 'eq', value: 'done' },
+          ],
+        },
+      ],
+    })
+    const state = advancedQueryFromAst(ast, { idFactory })
+
+    expect(state.degraded).toBe(false)
+    expect(state.nodes.map((node) => [node.field, node.join])).toEqual([
+      ['name', 'and'],
+      ['name', 'or'],
+    ])
+    expect(state.groups).toHaveLength(1)
+    expect(state.groups[0].nodes.map((node) => [node.field, node.join])).toEqual([
+      ['amount', 'and'],
+      ['status', 'or'],
+    ])
+    expect(astToSql(buildAdvancedAst(state), fields)).toBe(astToSql(ast, fields))
+  })
+
+  it('组内再嵌套组：拍平成单层并置 degraded（根层的组不算降级）', () => {
+    const ast = {
+      type: 'group',
+      children: [
+        { type: 'condition', field: 'name', operator: 'like', value: 'a', join: 'and' },
+        {
+          type: 'group',
+          join: 'or',
+          children: [
+            { type: 'condition', field: 'amount', operator: 'gt', value: 1, join: 'and' },
+            {
+              type: 'group',
+              join: 'and',
+              children: [{ type: 'condition', field: 'amount', operator: 'lt', value: 9 }],
+            },
+          ],
+        },
+      ],
+    }
+    const state = advancedQueryFromAst(ast, { idFactory })
+
+    expect(state.degraded).toBe(true)
+    expect(state.nodes.map((node) => node.field)).toEqual(['name'])
+    expect(state.groups).toHaveLength(1)
+    expect(state.groups[0].nodes.map((node) => node.field)).toEqual(['amount', 'amount'])
+    expect(state.groups[0].join).toBe('or')
+  })
+
+  it('单条件 AST（非 group）也能还原成一行', () => {
+    const state = advancedQueryFromAst(
+      { type: 'condition', field: 'status', operator: 'eq', value: 'draft' },
+      { idFactory },
+    )
+    expect(state.nodes).toHaveLength(1)
+    expect(state.nodes[0]).toMatchObject({ field: 'status', operator: 'eq', value: 'draft' })
+  })
+})