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1681 lines (1496 loc) · 57.6 KB
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// Copyright (c) 2019 by the SciSharp Team
// Code generated by CodeMinion: https://github.com/SciSharp/CodeMinion
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using Numpy.Models;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Assert = NUnit.Framework.Assert;
namespace Numpy.UnitTest
{
[TestClass]
public class NumPy_array_creationTest : BaseTestCase
{
[TestMethod]
public void emptyTest()
{
var given = np.empty(new Shape(2, 2), np.int32);
Assert.IsTrue(given.repr.StartsWith("array([["));
Assert.IsTrue(given.repr.EndsWith("]])"));
}
[TestMethod]
public void empty_likeTest()
{
var a = new[,] { { 1, 2, 3 }, { 4, 5, 6 } };
var given = np.empty_like(a);
Assert.AreEqual(new Shape(2, 3), given.shape);
Assert.AreEqual(np.int32, given.dtype);
var b = np.array(new[,] { { 1f, 2f, 3f }, { 4f, 5f, 6f } });
var c = np.empty_like(b);
Assert.AreEqual(new Shape(2, 3), c.shape);
Assert.AreEqual(np.float32, c.dtype);
}
[TestMethod]
public void eyeTest()
{
// >>> np.eye(2, dtype=int)
// array([[1, 0],
// [0, 1]])
// >>> np.eye(3, k=1)
// array([[ 0., 1., 0.],
// [ 0., 0., 1.],
// [ 0., 0., 0.]])
//
var given = np.eye(2, dtype: np.int_);
var expected =
"array([[1, 0],\n" +
" [0, 1]])";
Assert.AreEqual(expected, given.repr);
given = np.eye(3, k: 1);
expected =
"array([[0., 1., 0.],\n" +
" [0., 0., 1.],\n" +
" [0., 0., 0.]])";
Assert.AreEqual(expected, given.repr);
}
[TestMethod]
public void identityTest()
{
// >>> np.identity(3)
// array([[ 1., 0., 0.],
// [ 0., 1., 0.],
// [ 0., 0., 1.]])
//
var given = np.identity(3);
var expected =
"array([[1., 0., 0.],\n" +
" [0., 1., 0.],\n" +
" [0., 0., 1.]])";
Assert.AreEqual(expected, given.repr);
}
[TestMethod]
public void onesTest()
{
// >>> np.ones(5)
// array([ 1., 1., 1., 1., 1.])
//
var given = np.ones(5);
var expected =
"array([1., 1., 1., 1., 1.])";
Assert.AreEqual(expected, given.repr);
// >>> np.ones((5,), dtype=int)
// array([1, 1, 1, 1, 1])
//
given = np.ones(new Shape(5), dtype: np.int_);
expected =
"array([1, 1, 1, 1, 1])";
Assert.AreEqual(expected, given.repr);
// >>> np.ones((2, 1))
// array([[ 1.],
// [ 1.]])
//
given = np.ones(new Shape(2, 1));
expected =
"array([[1.],\n" +
" [1.]])";
Assert.AreEqual(expected, given.repr);
// >>> s = (2,2)
// >>> np.ones(s)
// array([[ 1., 1.],
// [ 1., 1.]])
//
var s = new Shape(2, 2);
given = np.ones(s);
expected =
"array([[1., 1.],\n" +
" [1., 1.]])";
Assert.AreEqual(expected, given.repr);
}
[TestMethod]
public void ones_likeTest()
{
// >>> x = np.arange(6)
// >>> x = x.reshape((2, 3))
// >>> x
// array([[0, 1, 2],
// [3, 4, 5]])
// >>> np.ones_like(x)
// array([[1, 1, 1],
// [1, 1, 1]])
//
var x = np.arange(6);
x = x.reshape(2, 3);
var given = x;
var expected =
"array([[0, 1, 2],\n" +
" [3, 4, 5]])";
Assert.AreEqual(expected, given.repr);
given = np.ones_like(x);
expected =
"array([[1, 1, 1],\n" +
" [1, 1, 1]])";
Assert.AreEqual(expected, given.repr);
// >>> y = np.arange(3, dtype=float)
// >>> y
// array([ 0., 1., 2.])
// >>> np.ones_like(y)
// array([ 1., 1., 1.])
//
var y = np.arange(3, dtype: np.float_);
given = y;
expected =
"array([0., 1., 2.])";
Assert.AreEqual(expected, given.repr);
given = np.ones_like(y);
expected =
"array([1., 1., 1.])";
Assert.AreEqual(expected, given.repr);
}
[TestMethod]
public void zerosTest()
{
// >>> np.zeros(5)
// array([ 0., 0., 0., 0., 0.])
//
var given = np.zeros(5);
var expected =
"array([0., 0., 0., 0., 0.])";
Assert.AreEqual(expected, given.repr);
// >>> np.zeros((5,), dtype=int)
// array([0, 0, 0, 0, 0])
//
#if TODO
given= np.zeros((5,), dtype=int);
expected=
"array([0, 0, 0, 0, 0])";
Assert.AreEqual(expected, given.repr);
#endif
// >>> np.zeros((2, 1))
// array([[ 0.],
// [ 0.]])
//
#if TODO
given= np.zeros((2, 1));
expected=
"array([[ 0.],\n" +
" [ 0.]])";
Assert.AreEqual(expected, given.repr);
#endif
// >>> s = (2,2)
// >>> np.zeros(s)
// array([[ 0., 0.],
// [ 0., 0.]])
//
#if TODO
given= s = (2,2);
given= np.zeros(s);
expected=
"array([[ 0., 0.],\n" +
" [ 0., 0.]])";
Assert.AreEqual(expected, given.repr);
#endif
// >>> np.zeros((2,), dtype=[('x', 'i4'), ('y', 'i4')]) # custom dtype
// array([(0, 0), (0, 0)],
// dtype=[('x', '<i4'), ('y', '<i4')])
//
#if TODO
given= np.zeros((2,), dtype={('x', 'i4'), ('y', 'i4')}) # custom dtype;
expected=
"array([(0, 0), (0, 0)],\n" +
" dtype=[('x', '<i4'), ('y', '<i4')])";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void zeros_likeTest()
{
// >>> x = np.arange(6)
// >>> x = x.reshape((2, 3))
// >>> x
// array([[0, 1, 2],
// [3, 4, 5]])
// >>> np.zeros_like(x)
// array([[0, 0, 0],
// [0, 0, 0]])
//
#if TODO
var given= x = np.arange(6);
given= x = x.reshape((2, 3));
given= x;
var expected=
"array([[0, 1, 2],\n" +
" [3, 4, 5]])";
Assert.AreEqual(expected, given.repr);
given= np.zeros_like(x);
expected=
"array([[0, 0, 0],\n" +
" [0, 0, 0]])";
Assert.AreEqual(expected, given.repr);
#endif
// >>> y = np.arange(3, dtype=float)
// >>> y
// array([ 0., 1., 2.])
// >>> np.zeros_like(y)
// array([ 0., 0., 0.])
//
#if TODO
given= y = np.arange(3, dtype=float);
given= y;
expected=
"array([ 0., 1., 2.])";
Assert.AreEqual(expected, given.repr);
given= np.zeros_like(y);
expected=
"array([ 0., 0., 0.])";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void fullTest()
{
// >>> np.full((2, 2), np.inf)
// array([[ inf, inf],
// [ inf, inf]])
// >>> np.full((2, 2), 10)
// array([[10, 10],
// [10, 10]])
//
#if TODO
var given= np.full((2, 2), np.inf);
var expected=
"array([[ inf, inf],\n" +
" [ inf, inf]])";
Assert.AreEqual(expected, given.repr);
given= np.full((2, 2), 10);
expected=
"array([[10, 10],\n" +
" [10, 10]])";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void full_likeTest()
{
// >>> x = np.arange(6, dtype=int)
// >>> np.full_like(x, 1)
// array([1, 1, 1, 1, 1, 1])
// >>> np.full_like(x, 0.1)
// array([0, 0, 0, 0, 0, 0])
// >>> np.full_like(x, 0.1, dtype=np.double)
// array([ 0.1, 0.1, 0.1, 0.1, 0.1, 0.1])
// >>> np.full_like(x, np.nan, dtype=np.double)
// array([ nan, nan, nan, nan, nan, nan])
//
#if TODO
var given= x = np.arange(6, dtype=int);
given= np.full_like(x, 1);
var expected=
"array([1, 1, 1, 1, 1, 1])";
Assert.AreEqual(expected, given.repr);
given= np.full_like(x, 0.1);
expected=
"array([0, 0, 0, 0, 0, 0])";
Assert.AreEqual(expected, given.repr);
given= np.full_like(x, 0.1, dtype=np.double);
expected=
"array([ 0.1, 0.1, 0.1, 0.1, 0.1, 0.1])";
Assert.AreEqual(expected, given.repr);
given= np.full_like(x, np.nan, dtype=np.double);
expected=
"array([ nan, nan, nan, nan, nan, nan])";
Assert.AreEqual(expected, given.repr);
#endif
// >>> y = np.arange(6, dtype=np.double)
// >>> np.full_like(y, 0.1)
// array([ 0.1, 0.1, 0.1, 0.1, 0.1, 0.1])
//
#if TODO
given= y = np.arange(6, dtype=np.double);
given= np.full_like(y, 0.1);
expected=
"array([ 0.1, 0.1, 0.1, 0.1, 0.1, 0.1])";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void arrayTest()
{
// >>> np.array([1, 2, 3])
// array([1, 2, 3])
//
#if TODO
var given= np.array({1, 2, 3});
var expected=
"array([1, 2, 3])";
Assert.AreEqual(expected, given.repr);
#endif
// Upcasting:
// >>> np.array([1, 2, 3.0])
// array([ 1., 2., 3.])
//
#if TODO
given= np.array({1, 2, 3.0});
expected=
"array([ 1., 2., 3.])";
Assert.AreEqual(expected, given.repr);
#endif
// More than one dimension:
// >>> np.array([[1, 2], [3, 4]])
// array([[1, 2],
// [3, 4]])
//
#if TODO
given= np.array({{1, 2}, {3, 4}});
expected=
"array([[1, 2],\n" +
" [3, 4]])";
Assert.AreEqual(expected, given.repr);
#endif
// Minimum dimensions 2:
// >>> np.array([1, 2, 3], ndmin=2)
// array([[1, 2, 3]])
//
#if TODO
given= np.array({1, 2, 3}, ndmin=2);
expected=
"array([[1, 2, 3]])";
Assert.AreEqual(expected, given.repr);
#endif
// Type provided:
// >>> np.array([1, 2, 3], dtype=complex)
// array([ 1.+0.j, 2.+0.j, 3.+0.j])
//
#if TODO
given= np.array({1, 2, 3}, dtype=complex);
expected=
"array([ 1.+0.j, 2.+0.j, 3.+0.j])";
Assert.AreEqual(expected, given.repr);
#endif
// Data-type consisting of more than one element:
// >>> x = np.array([(1,2),(3,4)],dtype=[('a','<i4'),('b','<i4')])
// >>> x['a']
// array([1, 3])
//
#if TODO
given= x = np.array({(1,2),(3,4)},dtype={('a','<i4'),('b','<i4')});
given= x['a'];
expected=
"array([1, 3])";
Assert.AreEqual(expected, given.repr);
#endif
// Creating an array from sub-classes:
// >>> np.array(np.mat('1 2; 3 4'))
// array([[1, 2],
// [3, 4]])
//
#if TODO
given= np.array(np.mat('1 2; 3 4'));
expected=
"array([[1, 2],\n" +
" [3, 4]])";
Assert.AreEqual(expected, given.repr);
#endif
// >>> np.array(np.mat('1 2; 3 4'), subok=True)
// matrix([[1, 2],
// [3, 4]])
//
#if TODO
given= np.array(np.mat('1 2; 3 4'), subok=True);
expected=
"matrix([[1, 2],\n" +
" [3, 4]])";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void asarrayTest()
{
// Convert a list into an array:
// >>> a = [1, 2]
// >>> np.asarray(a)
// array([1, 2])
//
#if TODO
var given= a = [1, 2];
given= np.asarray(a);
var expected=
"array([1, 2])";
Assert.AreEqual(expected, given.repr);
#endif
// Existing arrays are not copied:
// >>> a = np.array([1, 2])
// >>> np.asarray(a) is a
// True
//
#if TODO
given= a = np.array({1, 2});
given= np.asarray(a) is a;
expected=
"True";
Assert.AreEqual(expected, given.repr);
#endif
// If dtype is set, array is copied only if dtype does not match:
// >>> a = np.array([1, 2], dtype=np.float32)
// >>> np.asarray(a, dtype=np.float32) is a
// True
// >>> np.asarray(a, dtype=np.float64) is a
// False
//
#if TODO
given= a = np.array({1, 2}, dtype=np.float32);
given= np.asarray(a, dtype=np.float32) is a;
expected=
"True";
Assert.AreEqual(expected, given.repr);
given= np.asarray(a, dtype=np.float64) is a;
expected=
"False";
Assert.AreEqual(expected, given.repr);
#endif
// Contrary to asanyarray, ndarray subclasses are not passed through:
// >>> issubclass(np.recarray, np.ndarray)
// True
// >>> a = np.array([(1.0, 2), (3.0, 4)], dtype='f4,i4').view(np.recarray)
// >>> np.asarray(a) is a
// False
// >>> np.asanyarray(a) is a
// True
//
#if TODO
given= issubclass(np.recarray, np.ndarray);
expected=
"True";
Assert.AreEqual(expected, given.repr);
given= a = np.array({(1.0, 2), (3.0, 4)}, dtype='f4,i4').view(np.recarray);
given= np.asarray(a) is a;
expected=
"False";
Assert.AreEqual(expected, given.repr);
given= np.asanyarray(a) is a;
expected=
"True";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void asanyarrayTest()
{
// Convert a list into an array:
// >>> a = [1, 2]
// >>> np.asanyarray(a)
// array([1, 2])
//
#if TODO
var given= a = [1, 2];
given= np.asanyarray(a);
var expected=
"array([1, 2])";
Assert.AreEqual(expected, given.repr);
#endif
// Instances of ndarray subclasses are passed through as-is:
// >>> a = np.array([(1.0, 2), (3.0, 4)], dtype='f4,i4').view(np.recarray)
// >>> np.asanyarray(a) is a
// True
//
#if TODO
given= a = np.array({(1.0, 2), (3.0, 4)}, dtype='f4,i4').view(np.recarray);
given= np.asanyarray(a) is a;
expected=
"True";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void ascontiguousarrayTest()
{
// >>> x = np.arange(6).reshape(2,3)
// >>> np.ascontiguousarray(x, dtype=np.float32)
// array([[ 0., 1., 2.],
// [ 3., 4., 5.]], dtype=float32)
// >>> x.flags['C_CONTIGUOUS']
// True
//
#if TODO
var given= x = np.arange(6).reshape(2,3);
given= np.ascontiguousarray(x, dtype=np.float32);
var expected=
"array([[ 0., 1., 2.],\n" +
" [ 3., 4., 5.]], dtype=float32)";
Assert.AreEqual(expected, given.repr);
given= x.flags['C_CONTIGUOUS'];
expected=
"True";
Assert.AreEqual(expected, given.repr);
#endif
// Note: This function returns an array with at least one-dimension (1-d)
// so it will not preserve 0-d arrays.
}
[TestMethod]
public void asmatrixTest()
{
// >>> x = np.array([[1, 2], [3, 4]])
//
#if TODO
var given= x = np.array({{1, 2}, {3, 4}});
#endif
// >>> m = np.asmatrix(x)
//
#if TODO
given= m = np.asmatrix(x);
#endif
// >>> x[0,0] = 5
//
#if TODO
given= x[0,0] = 5;
#endif
// >>> m
// matrix([[5, 2],
// [3, 4]])
//
#if TODO
given= m;
var expected=
"matrix([[5, 2],\n" +
" [3, 4]])";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void copyTest()
{
// Create an array x, with a reference y and a copy z:
// >>> x = np.array([1, 2, 3])
// >>> y = x
// >>> z = np.copy(x)
//
#if TODO
var given= x = np.array({1, 2, 3});
given= y = x;
given= z = np.copy(x);
#endif
// Note that, when we modify x, y changes, but not z:
// >>> x[0] = 10
// >>> x[0] == y[0]
// True
// >>> x[0] == z[0]
// False
//
#if TODO
given= x[0] = 10;
given= x[0] == y[0];
var expected=
"True";
Assert.AreEqual(expected, given.repr);
given= x[0] == z[0];
expected=
"False";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void frombufferTest()
{
// >>> s = 'hello world'
// >>> np.frombuffer(s, dtype='S1', count=5, offset=6)
// array(['w', 'o', 'r', 'l', 'd'],
// dtype='|S1')
//
#if TODO
var given= s = 'hello world';
given= np.frombuffer(s, dtype='S1', count=5, offset=6);
var expected=
"array(['w', 'o', 'r', 'l', 'd'],\n" +
" dtype='|S1')";
Assert.AreEqual(expected, given.repr);
#endif
// >>> np.frombuffer(b'\x01\x02', dtype=np.uint8)
// array([1, 2], dtype=uint8)
// >>> np.frombuffer(b'\x01\x02\x03\x04\x05', dtype=np.uint8, count=3)
// array([1, 2, 3], dtype=uint8)
//
#if TODO
given= np.frombuffer(b'\x01\x02', dtype=np.uint8);
expected=
"array([1, 2], dtype=uint8)";
Assert.AreEqual(expected, given.repr);
given= np.frombuffer(b'\x01\x02\x03\x04\x05', dtype=np.uint8, count=3);
expected=
"array([1, 2, 3], dtype=uint8)";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void fromfileTest()
{
// Construct an ndarray:
// >>> dt = np.dtype([('time', [('min', int), ('sec', int)]),
// ... ('temp', float)])
// >>> x = np.zeros((1,), dtype=dt)
// >>> x['time']['min'] = 10; x['temp'] = 98.25
// >>> x
// array([((10, 0), 98.25)],
// dtype=[('time', [('min', '<i4'), ('sec', '<i4')]), ('temp', '<f8')])
//
#if TODO
var given= dt = np.dtype({('time', {('min', int), ('sec', int)}),;
var expected=
"... ('temp', float)])";
Assert.AreEqual(expected, given.repr);
given= x = np.zeros((1,), dtype=dt);
given= x['time']['min'] = 10; x['temp'] = 98.25;
given= x;
expected=
"array([((10, 0), 98.25)],\n" +
" dtype=[('time', [('min', '<i4'), ('sec', '<i4')]), ('temp', '<f8')])";
Assert.AreEqual(expected, given.repr);
#endif
// Save the raw data to disk:
// >>> import os
// >>> fname = os.tmpnam()
// >>> x.tofile(fname)
//
#if TODO
given= import os;
given= fname = os.tmpnam();
given= x.tofile(fname);
#endif
// Read the raw data from disk:
// >>> np.fromfile(fname, dtype=dt)
// array([((10, 0), 98.25)],
// dtype=[('time', [('min', '<i4'), ('sec', '<i4')]), ('temp', '<f8')])
//
#if TODO
given= np.fromfile(fname, dtype=dt);
expected=
"array([((10, 0), 98.25)],\n" +
" dtype=[('time', [('min', '<i4'), ('sec', '<i4')]), ('temp', '<f8')])";
Assert.AreEqual(expected, given.repr);
#endif
// The recommended way to store and load data:
// >>> np.save(fname, x)
// >>> np.load(fname + '.npy')
// array([((10, 0), 98.25)],
// dtype=[('time', [('min', '<i4'), ('sec', '<i4')]), ('temp', '<f8')])
//
#if TODO
given= np.save(fname, x);
given= np.load(fname + '.npy');
expected=
"array([((10, 0), 98.25)],\n" +
" dtype=[('time', [('min', '<i4'), ('sec', '<i4')]), ('temp', '<f8')])";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void fromfunctionTest()
{
// >>> np.fromfunction(lambda i, j: i == j, (3, 3), dtype=int)
// array([[ True, False, False],
// [False, True, False],
// [False, False, True]])
//
#if TODO
var given= np.fromfunction(lambda i, j: i == j, (3, 3), dtype=int);
var expected=
"array([[ True, False, False],\n" +
" [False, True, False],\n" +
" [False, False, True]])";
Assert.AreEqual(expected, given.repr);
#endif
// >>> np.fromfunction(lambda i, j: i + j, (3, 3), dtype=int)
// array([[0, 1, 2],
// [1, 2, 3],
// [2, 3, 4]])
//
#if TODO
given= np.fromfunction(lambda i, j: i + j, (3, 3), dtype=int);
expected=
"array([[0, 1, 2],\n" +
" [1, 2, 3],\n" +
" [2, 3, 4]])";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void fromiterTest()
{
// >>> iterable = (x*x for x in range(5))
// >>> np.fromiter(iterable, float)
// array([ 0., 1., 4., 9., 16.])
//
#if TODO
var given= iterable = (x*x for x in range(5));
given= np.fromiter(iterable, float);
var expected=
"array([ 0., 1., 4., 9., 16.])";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void fromstringTest()
{
// >>> np.fromstring('1 2', dtype=int, sep=' ')
// array([1, 2])
// >>> np.fromstring('1, 2', dtype=int, sep=',')
// array([1, 2])
//
#if TODO
var given= np.fromstring('1 2', dtype=int, sep=' ');
var expected=
"array([1, 2])";
Assert.AreEqual(expected, given.repr);
given= np.fromstring('1, 2', dtype=int, sep=',');
expected=
"array([1, 2])";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void loadtxtTest()
{
// >>> from io import StringIO # StringIO behaves like a file object
// >>> c = StringIO(u"0 1\n2 3")
// >>> np.loadtxt(c)
// array([[ 0., 1.],
// [ 2., 3.]])
//
#if TODO
var given= from io import StringIO # StringIO behaves like a file object;
given= c = StringIO(u"0 1\n2 3");
given= np.loadtxt(c);
var expected=
"array([[ 0., 1.],\n" +
" [ 2., 3.]])";
Assert.AreEqual(expected, given.repr);
#endif
// >>> d = StringIO(u"M 21 72\nF 35 58")
// >>> np.loadtxt(d, dtype={'names': ('gender', 'age', 'weight'),
// ... 'formats': ('S1', 'i4', 'f4')})
// array([('M', 21, 72.0), ('F', 35, 58.0)],
// dtype=[('gender', '|S1'), ('age', '<i4'), ('weight', '<f4')])
//
#if TODO
given= d = StringIO(u"M 21 72\nF 35 58");
given= np.loadtxt(d, dtype={'names': ('gender', 'age', 'weight'),;
expected=
"... 'formats': ('S1', 'i4', 'f4')})\n" +
"array([('M', 21, 72.0), ('F', 35, 58.0)],\n" +
" dtype=[('gender', '|S1'), ('age', '<i4'), ('weight', '<f4')])";
Assert.AreEqual(expected, given.repr);
#endif
// >>> c = StringIO(u"1,0,2\n3,0,4")
// >>> x, y = np.loadtxt(c, delimiter=',', usecols=(0, 2), unpack=True)
// >>> x
// array([ 1., 3.])
// >>> y
// array([ 2., 4.])
//
#if TODO
given= c = StringIO(u"1,0,2\n3,0,4");
given= x, y = np.loadtxt(c, delimiter=',', usecols=(0, 2), unpack=True);
given= x;
expected=
"array([ 1., 3.])";
Assert.AreEqual(expected, given.repr);
given= y;
expected=
"array([ 2., 4.])";
Assert.AreEqual(expected, given.repr);
#endif
}
[TestMethod]
public void chararrayTest()
{
// >>> charar = np.chararray((3, 3))
// >>> charar[:] = 'a'
// >>> charar
// chararray([['a', 'a', 'a'],
// ['a', 'a', 'a'],
// ['a', 'a', 'a']],
// dtype='|S1')
//
#if TODO
var given= charar = np.chararray((3, 3));
given= charar[:] = 'a';
given= charar;
var expected=
"chararray([['a', 'a', 'a'],\n" +
" ['a', 'a', 'a'],\n" +
" ['a', 'a', 'a']],\n" +
" dtype='|S1')";
Assert.AreEqual(expected, given.repr);
#endif
// >>> charar = np.chararray(charar.shape, itemsize=5)
// >>> charar[:] = 'abc'
// >>> charar
// chararray([['abc', 'abc', 'abc'],
// ['abc', 'abc', 'abc'],
// ['abc', 'abc', 'abc']],
// dtype='|S5')
//
#if TODO
given= charar = np.chararray(charar.shape, itemsize=5);
given= charar[:] = 'abc';
given= charar;
expected=
"chararray([['abc', 'abc', 'abc'],\n" +
" ['abc', 'abc', 'abc'],\n" +
" ['abc', 'abc', 'abc']],\n" +
" dtype='|S5')";
Assert.AreEqual(expected, given.repr);
#endif
// Methods
}
[TestMethod]
public void arangeTest()
{
// >>> np.arange(3)
// array([0, 1, 2])
// >>> np.arange(3.0)
// array([ 0., 1., 2.])
// >>> np.arange(3,7)
// array([3, 4, 5, 6])
// >>> np.arange(3,7,2)
// array([3, 5])
//
#if TODO
var given= np.arange(3);
var expected=
"array([0, 1, 2])";
Assert.AreEqual(expected, given.repr);
given= np.arange(3.0);
expected=
"array([ 0., 1., 2.])";
Assert.AreEqual(expected, given.repr);
given= np.arange(3,7);
expected=
"array([3, 4, 5, 6])";
Assert.AreEqual(expected, given.repr);
given= np.arange(3,7,2);
expected=
"array([3, 5])";
Assert.AreEqual(expected, given.repr);
#endif
}