import { assertEquals } from "https://deno.land/std@0.224.0/assert/assert_equals.ts";
import { MockCrypto } from "./crypto.ts";
import { MockDb } from "./mockdb.ts";
import { LoginReq, Sessions } from "./sessions.ts";
import { Users } from "./users.ts";

const loginReq: LoginReq = {
    username: "testuser",
    password: "1234",
};

Deno.test("login: unknown user", async () => {
    const db = new MockDb();
    const sessions = new Sessions(db, new MockCrypto());
    const result = await sessions.login(loginReq);
    assertEquals(result.ok, false);
    if (result.ok) return;
    assertEquals(result.error, "wrong username/password");
});

Deno.test("login: wrong username", async () => {
    const db = new MockDb();
    const users = new Users(db, new MockCrypto());
    const sessions = new Sessions(db, new MockCrypto());
    {
        const result = await users.createUser({
            username: "testuser",
            password: "1234",
        });
        assertEquals(result.ok, true);
    }
    {
        const result = await sessions.login({
            ...loginReq,
            username: "wrong",
        });
        assertEquals(result.ok, false);
        if (result.ok) return;
        assertEquals(result.error, "wrong username/password");
    }
});

Deno.test("login: wrong password", async () => {
    const db = new MockDb();
    const users = new Users(db, new MockCrypto());
    const sessions = new Sessions(db, new MockCrypto());
    {
        const result = await users.createUser({
            username: "testuser",
            password: "1234",
        });
        assertEquals(result.ok, true);
    }
    {
        const result = await sessions.login({
            ...loginReq,
            password: "wrong",
        });
        assertEquals(result.ok, false);
        if (result.ok) return;
        assertEquals(result.error, "wrong username/password");
    }
});

Deno.test("login: add session to database", async () => {
    const db = new MockDb();
    const users = new Users(db, new MockCrypto());
    const sessions = new Sessions(db, new MockCrypto());
    {
        const result = await users.createUser({
            username: "testuser",
            password: "1234",
        });
        assertEquals(result.ok, true);
    }
    {
        const result = await sessions.login(loginReq);
        assertEquals(result.ok, true);
        if (!result.ok) return;
        const sessionResult = await db.sessionWithId(result.value.sessionId);
        assertEquals(sessionResult.ok, true);
        if (!sessionResult.ok) return;
        assertEquals(sessionResult.value.some, true);
    }
});