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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.import { assertEquals } from "../assert/mod.ts";import { ConcatenatedJsonParseStream } from "./concatenated_json_parse_stream.ts";import { assertInvalidParse, assertValidParse } from "./_test_common.ts";
Deno.test({  name: "ConcatenatedJsonParseStream",  async fn() {    await assertValidParse(      ConcatenatedJsonParseStream,      ['{"foo": "bar"}'],      [{ foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['{"foo": "bar"} '],      [{ foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      [' {"foo": "bar"}'],      [{ foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['[{"foo": "bar"}]'],      [[{ foo: "bar" }]],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['{"foo": "bar"}{"foo": "bar"}'],      [{ foo: "bar" }, { foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['{"foo": "bar"} {"foo": "bar"}'],      [{ foo: "bar" }, { foo: "bar" }],    );  },});
Deno.test({  name: "ConcatenatedJsonParseStream handles primitive",  async fn() {    await assertValidParse(      ConcatenatedJsonParseStream,      ["0"],      [0],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ["100"],      [100],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['100 200"foo"'],      [100, 200, "foo"],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['100 200{"foo": "bar"}'],      [100, 200, { foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['100 200["foo"]'],      [100, 200, ["foo"]],    );
    await assertValidParse(      ConcatenatedJsonParseStream,      ['"foo"'],      ["foo"],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['"foo""bar"{"foo": "bar"}'],      ["foo", "bar", { foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['"foo""bar"["foo"]'],      ["foo", "bar", ["foo"]],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['"foo""bar"0'],      ["foo", "bar", 0],    );
    await assertValidParse(      ConcatenatedJsonParseStream,      ["null"],      [null],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['null null{"foo": "bar"}'],      [null, null, { foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['null null["foo"]'],      [null, null, ["foo"]],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ["null null 0"],      [null, null, 0],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['null null"foo"'],      [null, null, "foo"],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ["nullnull"],      [null, null],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ["nullnull0"],      [null, null, 0],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['nullnull"foo"'],      [null, null, "foo"],    );
    await assertValidParse(      ConcatenatedJsonParseStream,      ["true"],      [true],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['true true{"foo": "bar"}'],      [true, true, { foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['true true["foo"]'],      [true, true, ["foo"]],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ["true true 0"],      [true, true, 0],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['true true"foo"'],      [true, true, "foo"],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ["truetrue"],      [true, true],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ["truetrue0"],      [true, true, 0],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['truetrue"foo"'],      [true, true, "foo"],    );
    await assertValidParse(      ConcatenatedJsonParseStream,      ["false"],      [false],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['false false{"foo": "bar"}'],      [false, false, { foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['false false["foo"]'],      [false, false, ["foo"]],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ["false false 0"],      [false, false, 0],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['false false"foo"'],      [false, false, "foo"],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ["falsefalse"],      [false, false],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ["falsefalse0"],      [false, false, 0],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['falsefalse"foo"'],      [false, false, "foo"],    );
    await assertValidParse(      ConcatenatedJsonParseStream,      ['nullfalsetrue0true"foo"falsenullnull'],      [null, false, true, 0, true, "foo", false, null, null],    );  },});
Deno.test({  name: "ConcatenatedJsonParseStream handles chunk",  async fn() {    await assertValidParse(      ConcatenatedJsonParseStream,      ["", '{"foo": "bar"}'],      [{ foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ["{", '"foo": "bar"}'],      [{ foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['{"foo": "b', 'ar"}'],      [{ foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['{"foo": "bar"', "}"],      [{ foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['{"foo": "bar"}', ""],      [{ foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['{"foo": "bar"}', '{"foo": "bar"}'],      [{ foo: "bar" }, { foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['{"foo": "bar"', '}{"foo": "bar"}'],      [{ foo: "bar" }, { foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ['{"foo": "bar"}{', '"foo": "bar"}'],      [{ foo: "bar" }, { foo: "bar" }],    );    await assertValidParse(      ConcatenatedJsonParseStream,      ["tr", 'ue{"foo": "bar"}'],      [true, { foo: "bar" }],    );  },});
Deno.test({  name: "ConcatenatedJsonParseStream handles surrogate pair",  async fn() {    await assertValidParse(      ConcatenatedJsonParseStream,      ['{"foo": "👪"}{"foo": "👪"}'],      [{ foo: "👪" }, { foo: "👪" }],    );  },});
Deno.test({  name: "ConcatenatedJsonParseStream handles symbol between double quotes",  async fn() {    await assertValidParse(      ConcatenatedJsonParseStream,      ['"[], {}"'],      ["[], {}"],    );  },});
Deno.test({  name: "ConcatenatedJsonParseStream handles primitives in containers",  async fn() {    await assertValidParse(      ConcatenatedJsonParseStream,      ["[ true ]"],      [[true]],    );  },});
Deno.test({  name: "ConcatenatedJsonParseStream handles halfway chunk",  async fn() {    await assertInvalidParse(      ConcatenatedJsonParseStream,      ['{"foo": "bar"} {"foo": '],      {},      SyntaxError,      `Unexpected end of JSON input (parsing: ' {"foo": ')`,    );  },});
Deno.test({  name: "ConcatenatedJsonParseStream truncates error message",  async fn() {    await assertInvalidParse(      ConcatenatedJsonParseStream,      [`{${"foo".repeat(100)}}`],      {},      SyntaxError,      `Expected property name or '}' in JSON at position 1 (line 1 column 2) (parsing: '{foofoofoofoofoofoofoofoofoofo...')`,    );  },});
Deno.test({  // Read the test data file  name: "parse() handles concatenated-json testdata",  async fn() {    const url = "./testdata/test.concatenated-json";    const { body } = await fetch(new URL(url, import.meta.url).toString());    const readable = body!      .pipeThrough(new TextDecoderStream())      .pipeThrough(new ConcatenatedJsonParseStream());
    const result = await Array.fromAsync(readable);
    assertEquals(result, [      { "hello": "world" },      ["👋", "👋", "👋"],      { "deno": "🦕" },    ]);  },});