121 lines
3.8 KiB
JavaScript
121 lines
3.8 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const ByteBuffer_1 = require("./ByteBuffer");
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describe("ByteBuffer", () => {
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it("should put value moving the position", () => {
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// given
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const buffer = ByteBuffer_1.default.allocate(3);
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// when
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buffer.put(123);
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// then
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expect(buffer.data[0]).toBe(123);
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expect(buffer.position).toBe(1);
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});
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it("should resize when values overflow ", () => {
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// given
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const buffer = ByteBuffer_1.default.allocate(1);
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buffer.put(123);
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// when
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buffer.put(42);
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// then
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expect(buffer.data[0]).toBe(123);
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expect(buffer.data[1]).toBe(42);
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});
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it("should get value moving the position", () => {
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// given
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const buffer = ByteBuffer_1.default.allocate(1);
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buffer.put(123);
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buffer.resetPosition();
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// when
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const value = buffer.get();
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// then
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expect(value).toBe(123);
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expect(buffer.position).toBe(1);
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});
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it("should put int32 value moving the position", () => {
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// given
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const buffer = ByteBuffer_1.default.allocate(8);
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// when
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buffer.putInt32(123);
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// then
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expect(buffer.data[3]).toBe(123);
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expect(buffer.position).toBe(4);
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});
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it("should resize when int32 values overflow ", () => {
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// given
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const buffer = ByteBuffer_1.default.allocate(1);
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// when
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buffer.putInt32(42);
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// then
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expect(buffer.data[3]).toBe(42);
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expect(buffer.position).toBe(4);
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});
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it("should get int32 value moving the position", () => {
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// given
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const buffer = ByteBuffer_1.default.allocate(1);
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buffer.putInt32(123);
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buffer.resetPosition();
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// when
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const value = buffer.getInt32();
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// then
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expect(value).toBe(123);
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expect(buffer.position).toBe(4);
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});
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it("should put int64 value moving the position", () => {
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// given
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const buffer = ByteBuffer_1.default.allocate(8);
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// when
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buffer.putInt64(123);
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// then
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expect(buffer.data[7]).toBe(123);
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expect(buffer.position).toBe(8);
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});
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it("should resize when int64 values overflow ", () => {
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// given
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const buffer = ByteBuffer_1.default.allocate(1);
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// when
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buffer.putInt64(42);
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// then
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expect(buffer.data[7]).toBe(42);
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expect(buffer.position).toBe(8);
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});
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it("should get int64 value moving the position", () => {
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// given
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const buffer = ByteBuffer_1.default.allocate(1);
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buffer.putInt64(Number.MAX_SAFE_INTEGER);
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buffer.resetPosition();
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// when
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const value = buffer.getInt64();
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// then
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expect(value).toBe(Number.MAX_SAFE_INTEGER);
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expect(buffer.position).toBe(8);
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});
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it("should copy all data when putting array", () => {
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// given
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const buffer = ByteBuffer_1.default.allocate(1024);
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const array = new Uint8Array([1, 2, 3, 4]);
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// when
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buffer.putArray(array);
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// then
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buffer.resetPosition();
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expect(buffer.get()).toBe(1);
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expect(buffer.get()).toBe(2);
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expect(buffer.get()).toBe(3);
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expect(buffer.get()).toBe(4);
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});
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it("should resize when putting array bigger than capacity", () => {
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// given
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const buffer = ByteBuffer_1.default.allocate(1024);
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const array = new Uint8Array([1, 2, 3, 4]);
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// when
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buffer.position = 1022;
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buffer.putArray(array);
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// then
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buffer.position = 1022;
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expect(buffer.get()).toBe(1);
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expect(buffer.get()).toBe(2);
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expect(buffer.get()).toBe(3);
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expect(buffer.get()).toBe(4);
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});
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});
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//# sourceMappingURL=ByteBuffer.spec.js.map
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