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--TEST--
Decimal::avg
--SKIPIF--
<?php
if (!extension_loaded("decimal")) echo "skip";
?>
--FILE--
<?php
use Decimal\Decimal;
/**
* Shortcut to construct a new decimal.
*/
function decimal(...$args) { return new Decimal(...$args); }
/**
* Proxy iterator.
*/
function iterator(...$values) { yield from $values; }
/**
* (values [, prec]), Expected Result, Expected Precision
*/
$tests = [
[[[], ], "0", 28],
[[[], 30], "0", 30],
[[[1, 2, 3], ], "2", 28],
[[[1, 2, 3], 10], "2", 10],
[[array(decimal("0.1", 4), decimal("0.2", 5), decimal("0.3", 6)), ], "0.2", 28],
[[array(decimal("0.1", 4), decimal("0.2", 5), decimal("0.3", 6)), 4], "0.2", 6],
[[array(decimal("0.1", 4), decimal("0.2", 5), "0.3"), ], "0.2", 28],
[[iterator(decimal("0.1", 4), decimal("0.2", 5), decimal("0.3", 6)), ], "0.2", 28],
[[iterator(decimal("0.1", 4), decimal("0.2", 5), decimal("0.3", 6)), 4], "0.2", 6],
[[iterator(decimal("0.1", 4), decimal("0.2", 5), "0.3"), ], "0.2", 28],
[[array('-2.3', '4.1', 5), ], "2.266666666666666666666666667", 28],
[[array('-2.3', '4.1', 5), 10], "2.266666667", 10],
[[array('-2.3', '4.1', 5), 30], "2.26666666666666666666666666667", 30],
];
foreach ($tests as $index => $test) {
list($args, $expect, $precision) = $test;
$result = Decimal::avg(...$args);
if ([(string) $result, $result->precision()] !== [$expect, $precision]) {
print_r(compact("index", "args", "result", "expect", "precision"));
}
}
/* Test non-traversable */
try {
Decimal::avg("abc");
} catch (TypeError $e) {
printf("%s\n", $e->getMessage());
}
/* Test bad types */
try {
Decimal::avg(["abc"]);
} catch (DomainException $e) {
printf("%s\n", $e->getMessage());
}
?>
--EXPECT--
Decimal\Decimal::avg() expected parameter 1 to be an array or traversable object, string given
Failed to parse string as decimal: "abc"
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