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readLocalFileTest.js
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readLocalFileTest.js
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import test from 'ava'
import path from 'path'
const IntTypes = require(path.resolve(__dirname, '..', 'dist', 'IntTypes.js'))
const FloatTypes = require(path.resolve(__dirname, '..', 'dist', 'FloatTypes.js'))
const PixelTypes = require(path.resolve(__dirname, '..', 'dist', 'PixelTypes.js'))
const readLocalFile = require(path.resolve(__dirname, '..', 'dist', 'readLocalFile.js'))
const testImageFilePath = path.resolve(__dirname, '..', 'build', 'ExternalData', 'test', 'Input', 'cthead1.png')
const testMeshFilePath = path.resolve(__dirname, '..', 'build', 'ExternalData', 'test', 'Input', 'cow.vtk')
test('readLocalFile reads an image file path given on the local filesystem', t => {
return readLocalFile(testImageFilePath).then(function (image) {
t.is(image.imageType.dimension, 2)
t.is(image.imageType.componentType, IntTypes.UInt8)
t.is(image.imageType.pixelType, PixelTypes.RGB)
t.is(image.imageType.components, 3)
t.is(image.origin[0], 0.0)
t.is(image.origin[1], 0.0)
t.is(image.spacing[0], 1.0)
t.is(image.spacing[1], 1.0)
t.is(image.direction.getElement(0, 0), 1.0)
t.is(image.direction.getElement(0, 1), 0.0)
t.is(image.direction.getElement(1, 0), 0.0)
t.is(image.direction.getElement(1, 1), 1.0)
t.is(image.size[0], 256)
t.is(image.size[1], 256)
t.is(image.data.length, 196608)
})
})
test('readLocalFile reads a mesh on the local filesystem', (t) => {
return readLocalFile(testMeshFilePath).then(function (mesh) {
t.is(mesh.meshType.dimension, 3)
t.is(mesh.meshType.pointComponentType, FloatTypes.Float32)
t.is(mesh.meshType.cellComponentType, IntTypes.UInt32)
t.is(mesh.meshType.pointPixelType, 1)
t.is(mesh.meshType.cellPixelType, 1)
t.is(mesh.numberOfPoints, 2903)
t.is(mesh.numberOfCells, 3263)
})
})