Isolate device row transactions

This commit is contained in:
2026-07-23 18:33:22 +02:00
parent d7fda37576
commit 30c7555c68
15 changed files with 458 additions and 352 deletions
@@ -0,0 +1,177 @@
import path from "node:path";
import assert from "node:assert/strict";
import { describe, it } from "node:test";
import { eq } from "drizzle-orm";
import { migrate } from "drizzle-orm/better-sqlite3/migrator";
import {
createDatabaseContext,
type DatabaseContext,
} from "../src/db/database-context.js";
import { CircuitDeviceRowTransactionRepository } from "../src/db/repositories/circuit-device-row-transaction.repository.js";
import { DistributionBoardRepository } from "../src/db/repositories/distribution-board.repository.js";
import { circuitDeviceRows } from "../src/db/schema/circuit-device-rows.js";
import { circuitSections } from "../src/db/schema/circuit-sections.js";
import { circuits } from "../src/db/schema/circuits.js";
import { projects } from "../src/db/schema/projects.js";
function createTestDatabase(): DatabaseContext {
const context = createDatabaseContext(":memory:");
migrate(context.db, {
migrationsFolder: path.resolve("src", "db", "migrations"),
});
context.db.insert(projects).values({ id: "project-1", name: "Test project" }).run();
const board = new DistributionBoardRepository(
context.db
).createWithCircuitListAndDefaultSections(
"project-1",
"UV-01"
);
const [section] = context.db
.select()
.from(circuitSections)
.where(eq(circuitSections.circuitListId, board.id))
.limit(1)
.all();
context.db
.insert(circuits)
.values({
id: "circuit-1",
circuitListId: board.id,
sectionId: section.id,
equipmentIdentifier: "-1F1",
displayName: "Reserve",
sortOrder: 10,
isReserve: 1,
})
.run();
return context;
}
function insertDeviceRow(context: DatabaseContext) {
context.db
.insert(circuitDeviceRows)
.values({
id: "row-1",
circuitId: "circuit-1",
sortOrder: 10,
name: "Leuchte",
displayName: "Leuchte",
quantity: 1,
powerPerUnit: 0.1,
simultaneityFactor: 1,
})
.run();
context.db
.update(circuits)
.set({ isReserve: 0 })
.where(eq(circuits.id, "circuit-1"))
.run();
}
describe("circuit device-row transaction repository", () => {
it("commits a new device row and clears the circuit reserve status together", () => {
const context = createTestDatabase();
try {
const repository = new CircuitDeviceRowTransactionRepository(context.db);
const rowId = repository.createInCircuit({
circuitId: "circuit-1",
name: "Steckdose",
displayName: "Steckdose",
quantity: 1,
powerPerUnit: 0.2,
simultaneityFactor: 1,
});
const [row] = context.db
.select()
.from(circuitDeviceRows)
.where(eq(circuitDeviceRows.id, rowId))
.all();
const [circuit] = context.db
.select()
.from(circuits)
.where(eq(circuits.id, "circuit-1"))
.all();
assert.equal(row.circuitId, "circuit-1");
assert.equal(row.sortOrder, 10);
assert.equal(circuit.isReserve, 0);
} finally {
context.close();
}
});
it("rolls back the row insert when clearing the reserve status fails", () => {
const context = createTestDatabase();
try {
context.sqlite.exec(`
CREATE TRIGGER fail_reserve_clear
BEFORE UPDATE OF is_reserve ON circuits
WHEN NEW.is_reserve = 0
BEGIN
SELECT RAISE(ABORT, 'forced reserve clear failure');
END;
`);
const repository = new CircuitDeviceRowTransactionRepository(context.db);
assert.throws(
() =>
repository.createInCircuit({
circuitId: "circuit-1",
name: "Steckdose",
displayName: "Steckdose",
quantity: 1,
powerPerUnit: 0.2,
simultaneityFactor: 1,
}),
/forced reserve clear failure/
);
assert.equal(context.db.select().from(circuitDeviceRows).all().length, 0);
assert.equal(context.db.select().from(circuits).all()[0].isReserve, 1);
} finally {
context.close();
}
});
it("commits the last-row deletion and activates the circuit reserve status together", () => {
const context = createTestDatabase();
try {
insertDeviceRow(context);
const repository = new CircuitDeviceRowTransactionRepository(context.db);
repository.deleteFromCircuit("row-1", "circuit-1");
assert.equal(context.db.select().from(circuitDeviceRows).all().length, 0);
assert.equal(context.db.select().from(circuits).all()[0].isReserve, 1);
} finally {
context.close();
}
});
it("rolls back the row deletion when activating the reserve status fails", () => {
const context = createTestDatabase();
try {
insertDeviceRow(context);
context.sqlite.exec(`
CREATE TRIGGER fail_reserve_activation
BEFORE UPDATE OF is_reserve ON circuits
WHEN NEW.is_reserve = 1
BEGIN
SELECT RAISE(ABORT, 'forced reserve activation failure');
END;
`);
const repository = new CircuitDeviceRowTransactionRepository(context.db);
assert.throws(
() => repository.deleteFromCircuit("row-1", "circuit-1"),
/forced reserve activation failure/
);
assert.equal(context.db.select().from(circuitDeviceRows).all().length, 1);
assert.equal(context.db.select().from(circuits).all()[0].isReserve, 0);
} finally {
context.close();
}
});
});
+9 -162
View File
@@ -125,7 +125,9 @@ describe("circuit write service rules", () => {
async findById() {
return { id: "r1", circuitId: "c1" } as never;
},
deleteFromCircuitTransactional(rowId: string, circuitId: string) {
} as never,
deviceRowTransactionStore: {
deleteFromCircuit(rowId: string, circuitId: string) {
transactionalDelete = { rowId, circuitId };
},
} as never,
@@ -170,14 +172,16 @@ describe("circuit write service rules", () => {
},
} as never,
deviceRowRepository: {
createInCircuitTransactional(input: typeof transactionalCreate) {
transactionalCreate = input;
return "row1";
},
async findById() {
return { id: "row1" } as never;
},
} as never,
deviceRowTransactionStore: {
createInCircuit(input: typeof transactionalCreate) {
transactionalCreate = input;
return "row1";
},
} as never,
circuitListRepository: {} as never,
circuitSectionRepository: {} as never,
projectDeviceRepository: {
@@ -921,163 +925,6 @@ describe("circuit write service rules", () => {
}
});
it("device row creation and reserve activation share one synchronous transaction", () => {
const repository = new CircuitDeviceRowRepository();
const originalTransaction = (db as unknown as { transaction: unknown }).transaction;
let callbackReturnedPromise = false;
let insertedValues: { id?: string; circuitId?: string; sortOrder?: number } | undefined;
let reserveValue: number | undefined;
let selectCall = 0;
(db as unknown as { transaction: (cb: (tx: unknown) => unknown) => void }).transaction = (cb) => {
const fakeTx = {
select() {
const rows = selectCall++ === 0 ? [{ id: "c1" }] : [{ sortOrder: 20 }];
const query = {
from() {
return query;
},
where() {
return query;
},
limit() {
return query;
},
all() {
return rows;
},
};
return query;
},
insert() {
return {
values(values: typeof insertedValues) {
insertedValues = values;
return {
run() {
return { changes: 1 };
},
};
},
};
},
update() {
return {
set(values: { isReserve: number }) {
reserveValue = values.isReserve;
return {
where() {
return {
run() {
return { changes: 1 };
},
};
},
};
},
};
},
};
const callbackResult = cb(fakeTx);
callbackReturnedPromise = Boolean(
callbackResult && typeof (callbackResult as Promise<unknown>).then === "function"
);
};
try {
const rowId = repository.createInCircuitTransactional({
circuitId: "c1",
name: "Load",
displayName: "Load",
quantity: 1,
powerPerUnit: 1,
simultaneityFactor: 1,
});
assert.equal(callbackReturnedPromise, false);
assert.equal(insertedValues?.id, rowId);
assert.equal(insertedValues?.circuitId, "c1");
assert.equal(insertedValues?.sortOrder, 30);
assert.equal(reserveValue, 0);
} finally {
(db as unknown as { transaction: unknown }).transaction = originalTransaction;
}
});
it("device row deletion and reserve update share one synchronous transaction", () => {
const repository = new CircuitDeviceRowRepository();
const originalTransaction = (db as unknown as { transaction: unknown }).transaction;
let callbackReturnedPromise = false;
let deleteCount = 0;
let reserveValue: number | undefined;
let selectCall = 0;
(db as unknown as { transaction: (cb: (tx: unknown) => unknown) => void }).transaction = (cb) => {
const fakeTx = {
select() {
const rows = selectCall++ === 0 ? [{ id: "r1", circuitId: "c1" }] : [];
const query = {
from() {
return query;
},
where() {
return query;
},
limit() {
return query;
},
all() {
return rows;
},
};
return query;
},
delete() {
return {
where() {
return {
run() {
deleteCount += 1;
return { changes: 1 };
},
};
},
};
},
update() {
return {
set(values: { isReserve: number }) {
reserveValue = values.isReserve;
return {
where() {
return {
run() {
return { changes: 1 };
},
};
},
};
},
};
},
};
const callbackResult = cb(fakeTx);
callbackReturnedPromise = Boolean(
callbackResult && typeof (callbackResult as Promise<unknown>).then === "function"
);
};
try {
repository.deleteFromCircuitTransactional("r1", "c1");
assert.equal(callbackReturnedPromise, false);
assert.equal(deleteCount, 1);
assert.equal(reserveValue, 1);
} finally {
(db as unknown as { transaction: unknown }).transaction = originalTransaction;
}
});
it("new circuit and initial device rows share one synchronous transaction", () => {
const repository = new CircuitDeviceRowRepository();
const originalTransaction = (db as unknown as { transaction: unknown }).transaction;