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test.js
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test.js
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/* eslint-disable camelcase, indent */
var tensorProduct = require('tensor-product')
var test = require('tape')
function multiplication (a, b) { return a * b }
var product = tensorProduct.bind(null, multiplication)
test('scalar x scalar', function (t) {
t.plan(1)
var product_1x1 = product.bind(null, [1], [1])
t.deepEqual(product_1x1([2], [3]), [6])
})
test('scalar x vector', function (t) {
t.plan(1)
var product_1x2 = product.bind(null, [1], [2])
t.deepEqual(product_1x2([-1], [1, 2]), [-1, -2])
})
test('vector x vector', function (t) {
t.plan(1)
var product_2x2 = product.bind(null, [2], [2])
t.deepEqual(product_2x2([1, 2], [3, 4]),
[3, 4,
6, 8])
})
test('matrix x scalar', function (t) {
t.plan(1)
var product_2_2x1 = product.bind(null, [2, 2], [1])
t.deepEqual(product_2_2x1([1, 2,
3, 4], [2]), [2, 4,
6, 8])
})
test('scalar x matrix', function (t) {
t.plan(1)
var product_1x2_2 = product.bind(null, [1], [2, 2])
t.deepEqual(product_1x2_2([2], [1, 2,
3, 4]), [2, 4,
6, 8])
})
test('matrix x matrix', function (t) {
t.plan(1)
var product_2_2x2_2 = product.bind(null, [2, 2], [2, 2])
t.deepEqual(product_2_2x2_2([2, 3,
4, 5], [1, 2,
3, 4]), [2, 4,
6, 8, 3, 6,
9, 12, 4, 8,
12, 16, 5, 10,
15, 20])
})