test(mesh-io): add write-point-set-node-test

Author: thewtex

packages/mesh-io/typescript/test/node/write-point-set-node-test.js

@@ -0,0 +1,33 @@
+import test from 'ava'
+import path from 'path'
+
+import { readPointSetNode, writePointSetNode } from '../../dist/index-node.js'
+import { IntTypes, FloatTypes, PixelTypes } from 'itk-wasm'
+
+import { testInputPath, testOutputPath } from './common.js'
+
+const testInputFilePath = path.resolve(testInputPath, "box-points.obj");
+const testOutputFilePath = path.resolve(
+  testOutputPath,
+  "write-point-set-test-box.obj",
+);
+
+const verifyPointSet = (t, pointSet) => {
+  t.is(pointSet.pointSetType.dimension, 3);
+  t.is(pointSet.pointSetType.pointComponentType, FloatTypes.Float32);
+  t.is(pointSet.pointSetType.pointPixelType, PixelTypes.Vector);
+  t.is(pointSet.numberOfPoints, 8);
+  t.is(pointSet.numberOfPointPixels, 0);
+};
+
+test('writePointSetNode writes a file path on the local filesystem', async (t) => {
+  const pointSet = await readPointSetNode(testInputFilePath)
+  verifyPointSet(t, pointSet)
+
+  const useCompression = false
+  const binaryFileType = false
+  await writePointSetNode(pointSet, testOutputFilePath, { useCompression, binaryFileType })
+
+  const pointSetBack = await readPointSetNode(testOutputFilePath)
+  verifyPointSet(t, pointSetBack)
+})