initial move to base repo

2023-06-27 13:35:59 +02:00
parent ac0207bf2e
commit ebfff5efee
60 changed files with 4245 additions and 0 deletions
@@ -0,0 +1,138 @@
+/**
+ * Copyright (c) 2023 The xterm.js authors. All rights reserved.
+ * @license MIT
+ */
+
+import { assert } from 'chai';
+import { HeaderParser, HeaderState, IHeaderFields } from './IIPHeaderParser';
+
+
+const CASES: [string, IHeaderFields][] = [
+  ['File=size=123456;name=dGVzdA==:', {name: 'test', size: 123456}],
+  ['File=size=123456;name=dGVzdA:', {name: 'test', size: 123456}],
+  // utf-8 encoding in name
+  ['File=size=123456;name=w7xtbMOkdXTDnw==:', {name: 'ümläutß', size: 123456}],
+  ['File=size=123456;name=w7xtbMOkdXTDnw:', {name: 'ümläutß', size: 123456}],
+  // full header spec
+  [
+    'File=inline=1;width=10px;height=20%;preserveAspectRatio=1;size=123456;name=w7xtbMOkdXTDnw:',
+    {
+      inline: 1,
+      width: '10px',
+      height: '20%',
+      preserveAspectRatio: 1,
+      size: 123456,
+      name: 'ümläutß'
+    }
+  ],
+  [
+    'File=inline=1;width=auto;height=20;preserveAspectRatio=1;size=123456;name=w7xtbMOkdXTDnw:',
+    {
+      inline: 1,
+      width: 'auto',
+      height: '20',
+      preserveAspectRatio: 1,
+      size: 123456,
+      name: 'ümläutß'
+    }
+  ]
+];
+
+function fromBs(bs: string): Uint32Array {
+  const r = new Uint32Array(bs.length);
+  for (let i = 0; i < r.length; ++i) r[i] = bs.charCodeAt(i);
+  return r;
+}
+
+describe('IIPHeaderParser', () => {
+  it('at once', () => {
+    const hp = new HeaderParser();
+    for (const example of CASES) {
+      hp.reset();
+      const inp = fromBs(example[0]);
+      const res = hp.parse(inp, 0, inp.length);
+      assert.strictEqual(res, inp.length);
+      assert.strictEqual(hp.state, HeaderState.END);
+      assert.deepEqual(hp.fields, example[1]);
+    }
+  });
+  it('bytewise', () => {
+    const hp = new HeaderParser();
+    for (const example of CASES) {
+      hp.reset();
+      const inp = fromBs(example[0]);
+      let pos = 0;
+      let res = -2;
+      while (res === -2 && pos < inp.length) {
+        res = hp.parse(new Uint32Array([inp[pos++]]), 0, 1);
+      }
+      assert.strictEqual(res, 1);
+      assert.strictEqual(hp.state, HeaderState.END);
+      assert.deepEqual(hp.fields, example[1]);
+    }
+  });
+  it('no File= starter', () => {
+    const hp = new HeaderParser();
+    let inp = fromBs('size=123456;name=dGVzdA==:');
+    let res = hp.parse(inp, 0, inp.length);
+    assert.strictEqual(res, -1);
+    hp.reset();
+    inp = fromBs(CASES[0][0]);
+    res = hp.parse(inp, 0, inp.length);
+    assert.strictEqual(res, inp.length);
+    assert.strictEqual(hp.state, HeaderState.END);
+    assert.deepEqual(hp.fields, CASES[0][1]);
+  });
+  it('empty key - error', () => {
+    const hp = new HeaderParser();
+    let inp = fromBs('File=size=123456;=dGVzdA==:');
+    let res = hp.parse(inp, 0, inp.length);
+    assert.strictEqual(res, -1);
+    hp.reset();
+    inp = fromBs(CASES[0][0]);
+    res = hp.parse(inp, 0, inp.length);
+    assert.strictEqual(res, inp.length);
+    assert.strictEqual(hp.state, HeaderState.END);
+    assert.deepEqual(hp.fields, CASES[0][1]);
+  });
+  it('empty size value - set to 0', () => {
+    const hp = new HeaderParser();
+    let inp = fromBs('File=size=;name=dGVzdA==:');
+    let res = hp.parse(inp, 0, inp.length);
+    assert.strictEqual(res, inp.length);
+    assert.strictEqual(hp.state, HeaderState.END);
+    assert.deepEqual(hp.fields, {name: 'test', size: 0});
+    hp.reset();
+    inp = fromBs(CASES[0][0]);
+    res = hp.parse(inp, 0, inp.length);
+    assert.strictEqual(res, inp.length);
+    assert.strictEqual(hp.state, HeaderState.END);
+    assert.deepEqual(hp.fields, CASES[0][1]);
+  });
+  it('empty name value - set to empty string', () => {
+    const hp = new HeaderParser();
+    let inp = fromBs('File=size=123456;name=:');
+    let res = hp.parse(inp, 0, inp.length);
+    assert.strictEqual(res, inp.length);
+    assert.strictEqual(hp.state, HeaderState.END);
+    assert.deepEqual(hp.fields, {name: '', size: 123456});
+    hp.reset();
+    inp = fromBs(CASES[0][0]);
+    res = hp.parse(inp, 0, inp.length);
+    assert.strictEqual(res, inp.length);
+    assert.strictEqual(hp.state, HeaderState.END);
+    assert.deepEqual(hp.fields, CASES[0][1]);
+  });
+  it('empty size value - error', () => {
+    const hp = new HeaderParser();
+    let inp = fromBs('File=inline=1;width=;height=20%;preserveAspectRatio=1;size=123456;name=w7xtbMOkdXTDnw:');
+    let res = hp.parse(inp, 0, inp.length);
+    assert.strictEqual(res, -1);
+    hp.reset();
+    inp = fromBs(CASES[0][0]);
+    res = hp.parse(inp, 0, inp.length);
+    assert.strictEqual(res, inp.length);
+    assert.strictEqual(hp.state, HeaderState.END);
+    assert.deepEqual(hp.fields, CASES[0][1]);
+  });
+});