X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=tests%2Fcircular-buffer.test.mjs;h=751ece907c7db07753aec60e1df91269ea1f1845;hb=HEAD;hp=804bb587962aca4c66f9808e923c33d2dd1eef93;hpb=bad5c70587b40a86fa4f55390c84bcc88cc8cbbd;p=poolifier.git

diff --git a/tests/circular-buffer.test.mjs b/tests/circular-buffer.test.mjs
index 804bb587..751ece90 100644
--- a/tests/circular-buffer.test.mjs
+++ b/tests/circular-buffer.test.mjs
@@ -2,36 +2,38 @@ import { expect } from 'expect'
 
 import { CircularBuffer, defaultBufferSize } from '../lib/circular-buffer.cjs'
 
-describe('Circular buffer test suite', t => {
+describe('Circular buffer test suite', () => {
   it('Verify that circular buffer can be instantiated', () => {
     const circularBuffer = new CircularBuffer()
     expect(circularBuffer).toBeInstanceOf(CircularBuffer)
     expect(circularBuffer.readIdx).toBe(0)
     expect(circularBuffer.writeIdx).toBe(0)
     expect(circularBuffer.maxArrayIdx).toBe(defaultBufferSize - 1)
-    expect(circularBuffer.items).toBeInstanceOf(Array)
+    expect(circularBuffer.size).toBe(0)
+    expect(circularBuffer.items).toBeInstanceOf(Float32Array)
     expect(circularBuffer.items.length).toBe(defaultBufferSize)
   })
 
   it('Verify that circular buffer size can be set at instance creation', () => {
-    const circularBuffer = new CircularBuffer(1000)
-    expect(circularBuffer.maxArrayIdx).toBe(999)
-    expect(circularBuffer.items).toBeInstanceOf(Array)
-    expect(circularBuffer.items.length).toBe(1000)
+    const size = 1000
+    const circularBuffer = new CircularBuffer(size)
+    expect(circularBuffer.maxArrayIdx).toBe(size - 1)
+    expect(circularBuffer.items).toBeInstanceOf(Float32Array)
+    expect(circularBuffer.items.length).toBe(size)
   })
 
   it('Verify that circular buffer size is valid at instance creation', () => {
     expect(() => new CircularBuffer(0.25)).toThrow(
-      new TypeError('Invalid circular buffer size: 0.25 is not an integer')
+      new TypeError("Invalid circular buffer size: '0.25' is not an integer")
     )
     expect(() => new CircularBuffer(-1)).toThrow(
       new RangeError('Invalid circular buffer size: -1 < 0')
     )
     expect(() => new CircularBuffer(Number.MAX_SAFE_INTEGER + 1)).toThrow(
       new TypeError(
-        `Invalid circular buffer size: ${
+        `Invalid circular buffer size: '${
           Number.MAX_SAFE_INTEGER + 1
-        } is not an integer`
+        }' is not an integer`
       )
     )
   })
@@ -39,23 +41,109 @@ describe('Circular buffer test suite', t => {
   it('Verify that circular buffer put() works as intended', () => {
     const circularBuffer = new CircularBuffer(4)
     circularBuffer.put(1)
-    expect(circularBuffer.items).toMatchObject([1])
+    expect(circularBuffer.items).toStrictEqual(
+      new Float32Array([1, -1, -1, -1])
+    )
     expect(circularBuffer.writeIdx).toBe(1)
+    expect(circularBuffer.size).toBe(1)
     circularBuffer.put(2)
-    expect(circularBuffer.items).toMatchObject([1, 2])
+    expect(circularBuffer.items).toStrictEqual(new Float32Array([1, 2, -1, -1]))
     expect(circularBuffer.writeIdx).toBe(2)
+    expect(circularBuffer.size).toBe(2)
     circularBuffer.put(3)
-    expect(circularBuffer.items).toMatchObject([1, 2, 3])
+    expect(circularBuffer.items).toStrictEqual(new Float32Array([1, 2, 3, -1]))
     expect(circularBuffer.writeIdx).toBe(3)
+    expect(circularBuffer.size).toBe(3)
     circularBuffer.put(4)
-    expect(circularBuffer.items).toMatchObject([1, 2, 3, 4])
+    expect(circularBuffer.items).toStrictEqual(new Float32Array([1, 2, 3, 4]))
     expect(circularBuffer.writeIdx).toBe(0)
+    expect(circularBuffer.size).toBe(4)
     circularBuffer.put(5)
-    expect(circularBuffer.items).toMatchObject([5, 2, 3, 4])
+    expect(circularBuffer.items).toStrictEqual(new Float32Array([5, 2, 3, 4]))
     expect(circularBuffer.writeIdx).toBe(1)
+    expect(circularBuffer.size).toBe(4)
     circularBuffer.put(6)
-    expect(circularBuffer.items).toMatchObject([5, 6, 3, 4])
+    expect(circularBuffer.items).toStrictEqual(new Float32Array([5, 6, 3, 4]))
     expect(circularBuffer.writeIdx).toBe(2)
+    expect(circularBuffer.size).toBe(4)
+  })
+
+  it('Verify that circular buffer get() works as intended', () => {
+    const circularBuffer = new CircularBuffer(4)
+    circularBuffer.put(1)
+    circularBuffer.put(2)
+    circularBuffer.put(3)
+    circularBuffer.put(4)
+    expect(circularBuffer.get()).toBe(1)
+    expect(circularBuffer.readIdx).toBe(1)
+    expect(circularBuffer.size).toBe(3)
+    expect(circularBuffer.get()).toBe(2)
+    expect(circularBuffer.readIdx).toBe(2)
+    expect(circularBuffer.size).toBe(2)
+    circularBuffer.put(5)
+    circularBuffer.put(6)
+    expect(circularBuffer.get()).toBe(3)
+    expect(circularBuffer.readIdx).toBe(3)
+    expect(circularBuffer.size).toBe(3)
+    expect(circularBuffer.get()).toBe(4)
+    expect(circularBuffer.readIdx).toBe(0)
+    expect(circularBuffer.size).toBe(2)
+    expect(circularBuffer.get()).toBe(5)
+    expect(circularBuffer.readIdx).toBe(1)
+    expect(circularBuffer.size).toBe(1)
+    expect(circularBuffer.get()).toBe(6)
+    expect(circularBuffer.readIdx).toBe(2)
+    expect(circularBuffer.size).toBe(0)
+    expect(circularBuffer.get()).toBe(undefined)
+    expect(circularBuffer.readIdx).toBe(2)
+    expect(circularBuffer.size).toBe(0)
+  })
+
+  it('Verify that circular buffer empty() works as intended', () => {
+    const circularBuffer = new CircularBuffer(4)
+    expect(circularBuffer.empty()).toBe(true)
+    circularBuffer.put(1)
+    expect(circularBuffer.empty()).toBe(false)
+    circularBuffer.put(2)
+    expect(circularBuffer.empty()).toBe(false)
+    circularBuffer.put(3)
+    expect(circularBuffer.empty()).toBe(false)
+    circularBuffer.put(4)
+    expect(circularBuffer.empty()).toBe(false)
+    circularBuffer.get()
+    expect(circularBuffer.empty()).toBe(false)
+    circularBuffer.get()
+    expect(circularBuffer.empty()).toBe(false)
+    circularBuffer.get()
+    expect(circularBuffer.empty()).toBe(false)
+    circularBuffer.get()
+    expect(circularBuffer.empty()).toBe(true)
+  })
+
+  it('Verify that circular buffer full() works as intended', () => {
+    const circularBuffer = new CircularBuffer(4)
+    expect(circularBuffer.full()).toBe(false)
+    circularBuffer.put(1)
+    expect(circularBuffer.full()).toBe(false)
+    circularBuffer.put(2)
+    expect(circularBuffer.full()).toBe(false)
+    circularBuffer.put(3)
+    expect(circularBuffer.full()).toBe(false)
+    circularBuffer.put(4)
+    expect(circularBuffer.full()).toBe(true)
+    circularBuffer.get()
+    expect(circularBuffer.full()).toBe(false)
+    circularBuffer.put(5)
+    expect(circularBuffer.full()).toBe(true)
+    circularBuffer.get()
+    expect(circularBuffer.full()).toBe(false)
+    circularBuffer.get()
+    expect(circularBuffer.full()).toBe(false)
+    circularBuffer.get()
+    expect(circularBuffer.full()).toBe(false)
+    circularBuffer.get()
+    expect(circularBuffer.full()).toBe(false)
+    expect(circularBuffer.empty()).toBe(true)
   })
 
   it('Verify that circular buffer toArray() works as intended', () => {