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Trend function unit tests (#1089) 

* Merge branch 'master' of C:\Projects\PHPOffice\PHPSpreadsheet\develop with conflicts.

* More trend function unit tests

* Yet more trend function unit tests
This commit is contained in:
Mark Baker 2019-07-16 23:51:48 +02:00 committed by GitHub
parent 6d739f1fe6
commit a367f35438
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6 changed files with 195 additions and 0 deletions
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64
tests/PhpSpreadsheetTests/Calculation/StatisticalTest.php
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@ -253,6 +253,22 @@ class StatisticalTest extends TestCase
return require 'data/Calculation/Statistical/FORECAST.php';
}
/**
* @dataProvider providerINTERCEPT
*
* @param mixed $expectedResult
*/
public function testINTERCEPT($expectedResult, array $xargs, array $yargs)
{
$result = Statistical::INTERCEPT($xargs, $yargs);
self::assertEquals($expectedResult, $result, '', 1E-12);
}
public function providerINTERCEPT()
{
return require 'data/Calculation/Statistical/INTERCEPT.php';
}
/**
* @dataProvider providerMAXIFS
*
@ -284,4 +300,52 @@ class StatisticalTest extends TestCase
{
return require 'data/Calculation/Statistical/MINIFS.php';
}
/**
* @dataProvider providerRSQ
*
* @param mixed $expectedResult
*/
public function testRSQ($expectedResult, array $xargs, array $yargs)
{
$result = Statistical::RSQ($xargs, $yargs);
self::assertEquals($expectedResult, $result, '', 1E-12);
}
public function providerRSQ()
{
return require 'data/Calculation/Statistical/RSQ.php';
}
/**
* @dataProvider providerSLOPE
*
* @param mixed $expectedResult
*/
public function testSLOPE($expectedResult, array $xargs, array $yargs)
{
$result = Statistical::SLOPE($xargs, $yargs);
self::assertEquals($expectedResult, $result, '', 1E-12);
}
public function providerSLOPE()
{
return require 'data/Calculation/Statistical/SLOPE.php';
}
/**
* @dataProvider providerSTEYX
*
* @param mixed $expectedResult
*/
public function testSTEYX($expectedResult, array $xargs, array $yargs)
{
$result = Statistical::STEYX($xargs, $yargs);
self::assertEquals($expectedResult, $result, '', 1E-12);
}
public function providerSTEYX()
{
return require 'data/Calculation/Statistical/STEYX.php';
}
}

6
tests/data/Calculation/Statistical/FORECAST.php
View File

@ -37,4 +37,10 @@ return [
[-1, -2, -3, -4],
[10, 20, 30, 40],
],
[
32.666666666667,
7,
[3, 7, 15, 20, 22, 27],
[1, 2, 3, 4, 5, 6],
],
];

29
tests/data/Calculation/Statistical/INTERCEPT.php Normal file
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@ -0,0 +1,29 @@
<?php
return [
[
25.0,
[5, 10, 15, 20],
[12, 9, 6, 3],
],
[
-9.0,
[1, 2, 3, 4],
[10, 11, 12, 13],
],
[
0.0,
[10, 20, 30],
[10, 20, 30],
],
[
0.048387096774,
[2, 3, 9, 1, 8],
[6, 5, 11, 7, 5],
],
[
2.4,
[6, 9, 17, 20, 20, 27],
[1, 2, 3, 4, 5, 6],
],
];

14
tests/data/Calculation/Statistical/RSQ.php Normal file
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@ -0,0 +1,14 @@
<?php
return [
[
0.057950191571,
[2, 3, 9, 1, 8, 7, 5],
[6, 5, 11, 7, 5, 4, 4],
],
[
0.711666290487,
[2, 7, 8, 3, 4, 1, 6, 5],
[22.9, 33.49, 34.5, 27.61, 19.5, 10.11, 37.90, 31.08],
],
];

68
tests/data/Calculation/Statistical/SLOPE.php Normal file
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@ -0,0 +1,68 @@
<?php
use PhpOffice\PhpSpreadsheet\Shared\Date;
return [
[
0.6,
[3, 6, 9, 12],
[5, 10, 15, 20],
],
[
1.0,
[1, 2, 3, 4],
[10, 11, 12, 13],
],
[
0.2,
[2, 4, 6],
[10, 20, 30],
],
[
4.628571428571,
[3, 7, 17, 20, 20, 27],
[1, 2, 3, 4, 5, 6],
],
[
9.472222222222,
[
Date::stringToExcel('1900-02-01'),
Date::stringToExcel('1900-03-01'),
Date::stringToExcel('1900-09-01'),
Date::stringToExcel('1900-01-01'),
Date::stringToExcel('1900-08-01'),
Date::stringToExcel('1900-07-01'),
Date::stringToExcel('1900-05-01'),
],
[
6,
5,
11,
7,
5,
4,
4,
]
],
[
0.305555555556,
[
Date::stringToExcel('1900-01-02'),
Date::stringToExcel('1900-01-03'),
Date::stringToExcel('1900-01-09'),
Date::stringToExcel('1900-01-01'),
Date::stringToExcel('1900-01-08'),
Date::stringToExcel('1900-01-07'),
Date::stringToExcel('1900-01-05'),
],
[
6,
5,
11,
7,
5,
4,
4,
]
],
];

14
tests/data/Calculation/Statistical/STEYX.php Normal file
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@ -0,0 +1,14 @@
<?php
return [
[
3.305718950210,
[2, 3, 9, 1, 8, 7, 5],
[6, 5, 11, 7, 5, 4, 4],
],
[
1.201186346682,
[3, 7.9, 8, 9.2, 12, 10.5, 15, 15.5, 17],
[1, 2, 3, 4, 4.5, 5, 6, 7, 8],
],
];