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add iterations over the same iterator #3

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add iterations over the same iterator #3

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31 changes: 21 additions & 10 deletions src/Util/PhpUnit/IterableMockTrait.php
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Original file line number Diff line number Diff line change
Expand Up @@ -8,8 +8,11 @@

trait IterableMockTrait
{
private function addIterableValuesToMock(MockObject $mock, array $returnedValues): MockObject
{
private function addIterableValuesToMock(
MockObject $mock,
array $returnedValues,
int $expectedIterations = 1
): MockObject {
if (false === $mock instanceof \Iterator) {
throw new \Exception('Mock object not implements \Iterator');
}
Expand All @@ -20,34 +23,42 @@ private function addIterableValuesToMock(MockObject $mock, array $returnedValues

$nValues = \count($returnedValues);

$totalNValues = $nValues * $expectedIterations;
$totalReturnValues = $returnedValues;
for ($i = 1; $i < $expectedIterations; $i++) {
\array_push($totalReturnValues, ...$returnedValues);
}

$mock
->expects(
new InvokedCount($nValues),
new InvokedCount($totalNValues),
)
->method(self::returnCurrentElementMethod())
->willReturn(... $returnedValues)
->willReturn(...$totalReturnValues)
;

$mock
->expects(
new InvokedCount($nValues + 1),
new InvokedCount($totalNValues + $expectedIterations),
)
->method(self::currentPositionValidMethod())
->willReturn(
... $this->valuesThatCheckValidWillReturn($nValues),
... $this->valuesThatCheckValidWillReturn($nValues, $expectedIterations),
)
;

return $mock;
}

private function valuesThatCheckValidWillReturn(int $nValues): array
private function valuesThatCheckValidWillReturn(int $nValues, int $expectedIterations): array
{
$values = [];
for($i = 0; $i < $nValues; $i++) {
$values[] = true;
for ($j = 0; $j < $expectedIterations; $j++) {
for ($i = 0; $i < $nValues; $i++) {
$values[] = true;
}
$values[] = false;
}
$values[] = false;

return $values;
}
Expand Down