fix: rebuild MES as compilable go-zero+ent backend (renamed bj_power_mes), restore 3 workstation projects from pristine original, align naming; all Go projects go build clean

bj_power_mes/internal/mock/plc_test.go

@@ -0,0 +1,155 @@
+package mock
+
+import (
+	"testing"
+	"time"
+)
+
+func TestM1050Reply(t *testing.T) {
+	m := NewMockPLC()
+
+	// Step 1: PlaceWorkpieceToMachine (M1040 → M1049)
+	m.Write("M1041", []byte{0, 7, 1, 0, 0, 0, 0, 0})
+	m.WriteByte("M1040", 1)
+
+	// Wait for M1049 reply
+	deadline := time.Now().Add(2 * time.Second)
+	for time.Now().Before(deadline) {
+		val, _ := m.ReadBool("M1049")
+		if val {
+			t.Log("M1049 reply received")
+			break
+		}
+		time.Sleep(100 * time.Millisecond)
+	}
+
+	// Auto-clear like waitReply does
+	m.Write("M1040", make([]byte, 9))
+	t.Log("Auto-cleared M1040")
+
+	// Simulate MachineWait
+	time.Sleep(1500 * time.Millisecond)
+
+	// Step 2: FetchWorkpieceFromMachine (M1050 → M1059)
+	m.Write("M1051", []byte{0, 7, 1, 0, 0, 0, 0, 0})
+	m.WriteByte("M1050", 1)
+	t.Log("Signal M1050 written")
+
+	// Wait for M1059 reply
+	deadline = time.Now().Add(2 * time.Second)
+	gotReply := false
+	for time.Now().Before(deadline) {
+		val, _ := m.ReadBool("M1059")
+		if val {
+			gotReply = true
+			t.Log("M1059 reply received - SUCCESS")
+			break
+		}
+		time.Sleep(100 * time.Millisecond)
+	}
+
+	if !gotReply {
+		t.Fatal("M1059 reply never received - FAILED")
+	}
+}
+
+// TestExchangePath 模拟换料路径：FetchWorkpieceFromTempStation(M1020) → ExchangeWorkpieceToMachine(M1060) → PlaceWorkpieceToTempStation(M1030)
+func TestExchangePath(t *testing.T) {
+	m := NewMockPLC()
+
+	// 1. FetchWorkpieceFromTempStation (M1020 → M1029)
+	m.Write("M1021", []byte{1, 3, 0, 0, 0})
+	m.WriteByte("M1020", 1)
+	t.Log("M1020 written, waiting for M1029")
+
+	deadline := time.Now().Add(2 * time.Second)
+	for time.Now().Before(deadline) {
+		val, _ := m.ReadBool("M1029")
+		if val {
+			t.Log("M1029 reply received")
+			break
+		}
+		time.Sleep(100 * time.Millisecond)
+	}
+	m.Write("M1020", make([]byte, 9)) // autoClear
+
+	// 2. ExchangeWorkpieceToMachine (M1060 → M1069)
+	m.Write("M1061", []byte{0, 7, 1, 0, 0, 0, 0, 0})
+	m.WriteByte("M1060", 1)
+	t.Log("M1060 written, waiting for M1069")
+
+	deadline = time.Now().Add(2 * time.Second)
+	for time.Now().Before(deadline) {
+		val, _ := m.ReadBool("M1069")
+		if val {
+			t.Log("M1069 reply received")
+			break
+		}
+		time.Sleep(100 * time.Millisecond)
+	}
+	m.Write("M1060", make([]byte, 9)) // autoClear
+
+	// 3. PlaceWorkpieceToTempStation (M1030 → M1039)
+	m.Write("M1031", []byte{1, 3, 0, 0, 0})
+	m.WriteByte("M1030", 1)
+	t.Log("M1030 written, waiting for M1039")
+
+	deadline = time.Now().Add(2 * time.Second)
+	gotReply := false
+	for time.Now().Before(deadline) {
+		val, _ := m.ReadBool("M1039")
+		if val {
+			gotReply = true
+			t.Log("M1039 reply received - SUCCESS")
+			break
+		}
+		time.Sleep(100 * time.Millisecond)
+	}
+
+	if !gotReply {
+		t.Fatal("M1039 reply never received - FAILED")
+	}
+}
+
+// TestConcurrentWriteByte 测试并发 WriteByte 是否会丢失 autoReply
+func TestConcurrentWriteByte(t *testing.T) {
+	m := NewMockPLC()
+
+	// 并发写入两个信号
+	go func() {
+		m.Write("M1021", []byte{1, 3, 0, 0, 0})
+		m.WriteByte("M1020", 1)
+	}()
+
+	go func() {
+		m.Write("M1031", []byte{1, 3, 0, 0, 0})
+		m.WriteByte("M1030", 1)
+	}()
+
+	// 等待两个回复
+	deadline := time.Now().Add(2 * time.Second)
+	got1029 := false
+	got1039 := false
+	for time.Now().Before(deadline) {
+		val1029, _ := m.ReadBool("M1029")
+		val1039, _ := m.ReadBool("M1039")
+		if val1029 {
+			got1029 = true
+		}
+		if val1039 {
+			got1039 = true
+		}
+		if got1029 && got1039 {
+			t.Log("Both replies received - SUCCESS")
+			return
+		}
+		time.Sleep(100 * time.Millisecond)
+	}
+
+	if !got1029 {
+		t.Error("M1029 reply never received")
+	}
+	if !got1039 {
+		t.Error("M1039 reply never received")
+	}
+}