From 2330ce1f2c1271c137cc23ddd8e6607887085b2c Mon Sep 17 00:00:00 2001
From: Hera Zhao <hera@euphon.net>
Date: Tue, 14 Apr 2026 17:42:01 +0000
Subject: [PATCH] =?UTF-8?q?test:=20PR34=E6=B5=8B=E8=AF=95=20=E2=80=94=20?=
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新增8个测试: 单位判断、表单初始化、保存参数、标签适配

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
---
 frontend/src/__tests__/pr27Features.test.js | 66 +++++++++++++++++++++
 1 file changed, 66 insertions(+)

diff --git a/frontend/src/__tests__/pr27Features.test.js b/frontend/src/__tests__/pr27Features.test.js
index 7d8ded3..b810949 100644
--- a/frontend/src/__tests__/pr27Features.test.js
+++ b/frontend/src/__tests__/pr27Features.test.js
@@ -542,3 +542,69 @@ describe('oil card branding — PR33', () => {
     expect(oilPriceUnit('植物空胶囊')).toBe('颗')
   })
 })
+
+// ---------------------------------------------------------------------------
+// PR34: Product edit UI — unit-based form switching
+// ---------------------------------------------------------------------------
+describe('product edit UI logic — PR34', () => {
+  it('drop unit shows standard volume selector', () => {
+    const unit = 'drop'
+    expect(unit === 'drop').toBe(true)
+  })
+
+  it('non-drop unit shows amount + unit selector', () => {
+    for (const u of ['ml', 'g', 'capsule']) {
+      expect(u !== 'drop').toBe(true)
+    }
+  })
+
+  it('edit form initializes correct unit from meta', () => {
+    const meta = { unit: 'g', dropCount: 80 }
+    const editUnit = meta.unit || 'drop'
+    const editProductAmount = editUnit !== 'drop' ? meta.dropCount : null
+    const editProductUnit = editUnit !== 'drop' ? editUnit : 'ml'
+    expect(editUnit).toBe('g')
+    expect(editProductAmount).toBe(80)
+    expect(editProductUnit).toBe('g')
+  })
+
+  it('edit form defaults to drop for oils', () => {
+    const meta = { unit: 'drop', dropCount: 280 }
+    const editUnit = meta.unit || 'drop'
+    expect(editUnit).toBe('drop')
+  })
+
+  it('edit form defaults to drop when unit is undefined', () => {
+    const meta = { dropCount: 280 }
+    const editUnit = meta.unit || 'drop'
+    expect(editUnit).toBe('drop')
+  })
+
+  it('save uses product amount and unit for non-drop', () => {
+    const editUnit = 'ml'
+    const editProductAmount = 200
+    const editProductUnit = 'ml'
+    const dropCount = 280 // from standard volume selector
+    const finalDropCount = editUnit !== 'drop' ? editProductAmount : dropCount
+    const finalUnit = editUnit !== 'drop' ? editProductUnit : null
+    expect(finalDropCount).toBe(200)
+    expect(finalUnit).toBe('ml')
+  })
+
+  it('save uses standard drop count for oils', () => {
+    const editUnit = 'drop'
+    const editProductAmount = null
+    const dropCount = 280
+    const finalDropCount = editUnit !== 'drop' ? editProductAmount : dropCount
+    const finalUnit = editUnit !== 'drop' ? 'ml' : null
+    expect(finalDropCount).toBe(280)
+    expect(finalUnit).toBeNull()
+  })
+
+  it('label adapts: 精油名称 for oils, 产品名称 for products', () => {
+    const labelForDrop = 'drop' === 'drop' ? '精油名称' : '产品名称'
+    const labelForMl = 'ml' === 'drop' ? '精油名称' : '产品名称'
+    expect(labelForDrop).toBe('精油名称')
+    expect(labelForMl).toBe('产品名称')
+  })
+})