92 lines
3.1 KiB
Go
92 lines
3.1 KiB
Go
package service
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import (
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"strings"
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"testing"
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"github.com/wmms/wmms/internal/model"
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)
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func TestUpdateDescriptionReportsWhatChanged(t *testing.T) {
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oldMaterial := &model.Material{ID: 7, Name: "轴承", Spec: "6205", Unit: "pcs", Status: "active"}
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newMaterial := &model.Material{ID: 7, Name: "轴承", Spec: "6205-2RS", Unit: "件", Status: "active"}
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got := updateDescription(newMaterial, oldMaterial)
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want := "修改物料：轴承（规格：6205 → 6205-2RS；单位：pcs → 件）"
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if got != want {
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t.Fatalf("want %q, got %q", want, got)
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}
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}
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func TestUpdateDescriptionWithoutChangesKeepsNameOnly(t *testing.T) {
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oldMaterial := &model.Material{ID: 7, Name: "轴承", Status: "active"}
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newMaterial := &model.Material{ID: 7, Name: "轴承", Status: "active"}
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got := updateDescription(newMaterial, oldMaterial)
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// 没有变化时不能留下一个空的括号
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if got != "修改物料：轴承" {
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t.Fatalf("unexpected description: %q", got)
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}
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}
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// 作废和恢复复用的也是 LogUpdate，状态变化必须写进描述，
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// 否则日志里看不出这是一次作废，只会显示成普通的「修改物料」。
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func TestUpdateDescriptionShowsStatusChange(t *testing.T) {
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oldMaterial := &model.Material{ID: 7, Name: "轴承", Status: "active"}
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newMaterial := &model.Material{ID: 7, Name: "轴承", Status: "obsolete"}
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got := updateDescription(newMaterial, oldMaterial)
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want := "修改物料：轴承（状态：启用 → 作废）"
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if got != want {
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t.Fatalf("want %q, got %q", want, got)
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}
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}
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func TestUpdateDescriptionMarksEmptyValues(t *testing.T) {
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oldMaterial := &model.Material{ID: 7, Name: "轴承", Spec: "", Status: "active"}
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newMaterial := &model.Material{ID: 7, Name: "轴承", Spec: "6205", Status: "active"}
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got := updateDescription(newMaterial, oldMaterial)
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want := "修改物料：轴承（规格：空 → 6205）"
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if got != want {
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t.Fatalf("want %q, got %q", want, got)
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}
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}
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// 图片 URL 往往很长，整条塞进描述会把其他变更挤没，所以只报「已更新」。
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func TestUpdateDescriptionDoesNotInlineImageURL(t *testing.T) {
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longURL := "data:image/png;base64," + strings.Repeat("A", 500)
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oldMaterial := &model.Material{ID: 7, Name: "轴承", Status: "active"}
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newMaterial := &model.Material{ID: 7, Name: "轴承", Status: "active", MaterialImage: &longURL}
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got := updateDescription(newMaterial, oldMaterial)
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if got != "修改物料：轴承（物料图片：已更新）" {
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t.Fatalf("unexpected description: %q", got)
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}
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if strings.Contains(got, "base64") {
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t.Fatalf("image URL must not be inlined: %q", got)
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}
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}
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func TestUpdateDescriptionWithoutOldMaterialKeepsNameOnly(t *testing.T) {
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got := updateDescription(&model.Material{ID: 7, Name: "轴承"}, nil)
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if got != "修改物料：轴承" {
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t.Fatalf("unexpected description: %q", got)
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}
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}
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// 上层取「修改后」的物料失败时会传 nil 进来，nil 解引用会直接 panic。
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func TestLogUpdateSkipsWhenMaterialIsMissing(t *testing.T) {
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err := NewMaterialLogService().LogUpdate(nil, &model.Material{ID: 7}, "tester")
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if err != nil {
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t.Fatalf("nil material should be a no-op, got: %v", err)
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}
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}
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