/* Any copyright is dedicated to the Public Domain.
   http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";

// Test diffing census reports of a "complex" and "realistic" breakdown.

const BREAKDOWN = {
  by: "coarseType",
  objects: {
    by: "allocationStack",
    then: {
      by: "objectClass",
      then: { by: "count", count: false, bytes: true },
      other: { by: "count", count: false, bytes: true },
    },
    noStack: {
      by: "objectClass",
      then: { by: "count", count: false, bytes: true },
      other: { by: "count", count: false, bytes: true },
    },
  },
  strings: {
    by: "internalType",
    then: { by: "count", count: false, bytes: true },
  },
  scripts: {
    by: "internalType",
    then: { by: "count", count: false, bytes: true },
  },
  other: {
    by: "internalType",
    then: { by: "count", count: false, bytes: true },
  },
  domNode: {
    by: "internalType",
    then: { by: "count", count: false, bytes: true },
  },
};

const stack1 = saveStack();
const stack2 = saveStack();
const stack3 = saveStack();

const REPORT1 = {
  objects: new Map([
    [
      stack1,
      { Function: { bytes: 1 }, Object: { bytes: 2 }, other: { bytes: 0 } },
    ],
    [stack2, { Array: { bytes: 3 }, Date: { bytes: 4 }, other: { bytes: 0 } }],
    ["noStack", { Object: { bytes: 3 } }],
  ]),
  strings: {
    JSAtom: { bytes: 10 },
    JSLinearString: { bytes: 5 },
  },
  scripts: {
    JSScript: { bytes: 1 },
    "js::jit::JitCode": { bytes: 2 },
  },
  other: {
    "mozilla::dom::Thing": { bytes: 1 },
  },
  domNode: {},
};

const REPORT2 = {
  objects: new Map([
    [stack2, { Array: { bytes: 1 }, Date: { bytes: 2 }, other: { bytes: 3 } }],
    [
      stack3,
      { Function: { bytes: 1 }, Object: { bytes: 2 }, other: { bytes: 0 } },
    ],
    ["noStack", { Object: { bytes: 3 } }],
  ]),
  strings: {
    JSAtom: { bytes: 5 },
    JSLinearString: { bytes: 10 },
  },
  scripts: {
    JSScript: { bytes: 2 },
    "js::LazyScript": { bytes: 42 },
    "js::jit::JitCode": { bytes: 1 },
  },
  other: {
    "mozilla::dom::OtherThing": { bytes: 1 },
  },
  domNode: {},
};

const EXPECTED = {
  objects: new Map([
    [
      stack1,
      { Function: { bytes: -1 }, Object: { bytes: -2 }, other: { bytes: 0 } },
    ],
    [
      stack2,
      { Array: { bytes: -2 }, Date: { bytes: -2 }, other: { bytes: 3 } },
    ],
    [
      stack3,
      { Function: { bytes: 1 }, Object: { bytes: 2 }, other: { bytes: 0 } },
    ],
    ["noStack", { Object: { bytes: 0 } }],
  ]),
  scripts: {
    JSScript: {
      bytes: 1,
    },
    "js::jit::JitCode": {
      bytes: -1,
    },
    "js::LazyScript": {
      bytes: 42,
    },
  },
  strings: {
    JSAtom: {
      bytes: -5,
    },
    JSLinearString: {
      bytes: 5,
    },
  },
  other: {
    "mozilla::dom::Thing": {
      bytes: -1,
    },
    "mozilla::dom::OtherThing": {
      bytes: 1,
    },
  },
  domNode: {},
};

function run_test() {
  assertDiff(BREAKDOWN, REPORT1, REPORT2, EXPECTED);
}