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Pmtiles js v4 (#499)

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* pmtiles js v4: remove pmtiles spec v2 compatibility [#287]
* restructure ts files into src
* add tsup for building ESM/CJS and making types work in ESM
* bump fflate dependency
* update CHANGELOG for js 4.0.0
This commit is contained in:
Brandon Liu
2024-11-26 11:56:41 +08:00
committed by GitHub
parent bbeda97ed4
commit e678dd5326
24 changed files with 2885 additions and 888 deletions
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1
js/test/index.test.ts
View File

@@ -1,2 +1 @@
import "./v2.test";
import "./v3.test";

160
js/test/v2.test.ts
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@@ -1,160 +0,0 @@
import assert from "node:assert";
import { test } from "node:test";
import {
createDirectory,
deriveLeaf,
getUint24,
getUint48,
parseEntry,
queryLeafdir,
queryTile,
} from "../v2";
test("stub data", () => {
const dataview = new DataView(
createDirectory([
{ z: 5, x: 1000, y: 2000, offset: 1000, length: 2000, isDir: false },
{
z: 14,
x: 16383,
y: 16383,
offset: 999999,
length: 999,
isDir: false,
},
])
);
const zRaw = dataview.getUint8(17 + 0);
const x = getUint24(dataview, 17 + 1);
const y = getUint24(dataview, 17 + 4);
const offset = getUint48(dataview, 17 + 7);
const length = dataview.getUint32(17 + 13, true);
assert.strictEqual(zRaw, 14);
assert.strictEqual(x, 16383);
assert.strictEqual(y, 16383);
});
test("get entry", () => {
const view = new DataView(
createDirectory([
{ z: 5, x: 1000, y: 2000, offset: 1000, length: 2000, isDir: false },
{
z: 14,
x: 16383,
y: 16383,
offset: 999999,
length: 999,
isDir: false,
},
])
);
const entry = queryTile(view, 14, 16383, 16383);
assert.strictEqual(entry?.z, 14);
assert.strictEqual(entry?.x, 16383);
assert.strictEqual(entry?.y, 16383);
assert.strictEqual(entry?.offset, 999999);
assert.strictEqual(entry?.length, 999);
assert.strictEqual(entry?.isDir, false);
assert.strictEqual(queryLeafdir(view, 14, 16383, 16383), null);
});
test("get leafdir", () => {
const view = new DataView(
createDirectory([
{
z: 14,
x: 16383,
y: 16383,
offset: 999999,
length: 999,
isDir: true,
},
])
);
const entry = queryLeafdir(view, 14, 16383, 16383);
assert.strictEqual(entry?.z, 14);
assert.strictEqual(entry?.x, 16383);
assert.strictEqual(entry?.y, 16383);
assert.strictEqual(entry?.offset, 999999);
assert.strictEqual(entry?.length, 999);
assert.strictEqual(entry?.isDir, true);
assert.strictEqual(queryTile(view, 14, 16383, 16383), null);
});
test("derive the leaf level", () => {
let view = new DataView(
createDirectory([
{
z: 6,
x: 3,
y: 3,
offset: 0,
length: 0,
isDir: true,
},
])
);
let leaf = deriveLeaf(view, { z: 7, x: 6, y: 6 });
assert.strictEqual(leaf?.z, 6);
assert.strictEqual(leaf?.x, 3);
assert.strictEqual(leaf?.y, 3);
view = new DataView(
createDirectory([
{
z: 6,
x: 3,
y: 3,
offset: 0,
length: 0,
isDir: false,
},
])
);
leaf = deriveLeaf(view, { z: 7, x: 6, y: 6 });
assert.strictEqual(leaf, null);
});
test("convert spec v1 directory to spec v2 directory", () => {
const view = new DataView(
createDirectory([
{
z: 7,
x: 3,
y: 3,
offset: 3,
length: 3,
isDir: true,
},
{
z: 6,
x: 2,
y: 2,
offset: 2,
length: 2,
isDir: false,
},
{
z: 6,
x: 2,
y: 1,
offset: 1,
length: 1,
isDir: false,
},
])
);
let entry = queryLeafdir(view, 7, 3, 3);
assert.strictEqual(entry?.offset, 3);
entry = queryTile(view, 6, 2, 2);
assert.strictEqual(entry?.offset, 2);
entry = queryTile(view, 6, 2, 1);
assert.strictEqual(entry?.offset, 1);
entry = parseEntry(view, 0);
assert.strictEqual(entry?.offset, 1);
entry = parseEntry(view, 1);
assert.strictEqual(entry?.offset, 2);
entry = parseEntry(view, 2);
assert.strictEqual(entry?.offset, 3);
});

2
js/test/v3.test.ts
View File

@@ -18,7 +18,7 @@ import {
tileIdToZxy,
tileTypeExt,
zxyToTileId,
} from "../index";
} from "../src/index";
class MockServer {
etag?: string;