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Sep 12, 2025
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chore: Additional tests #58

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25e97c5
chore: Additional tests
rogervila Sep 12, 2025
cfe81f0
style: Format callable functions for consistency
rogervila Sep 12, 2025
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302 changes: 302 additions & 0 deletions tests/ArrayCompareTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -347,4 +347,306 @@ public function it_detects_empty_array_change_with_strict_mode_on_multiple_dimen
]
], $diff->compare($new, $old));
}

/** @test */
public function it_handles_null_values_correctly()
{
$diff = new ArrayDiffMultidimensional();

$new = ['a' => null, 'b' => 'test'];
$old = ['a' => '', 'b' => 'test'];

$result = $diff->compare($new, $old);
$this->assertEquals(['a' => null], $result);
}

/** @test */
public function it_handles_null_vs_missing_key()
{
$diff = new ArrayDiffMultidimensional();

$new = ['a' => null, 'b' => 'test'];
$old = ['b' => 'test'];

$result = $diff->compare($new, $old);
$this->assertEquals(['a' => null], $result);
}

/** @test */
public function it_handles_false_vs_empty_array()
{
$diff = new ArrayDiffMultidimensional();

$new = ['a' => false, 'b' => []];
$old = ['a' => [], 'b' => false];

$result = $diff->compare($new, $old);
$this->assertEquals(['a' => false, 'b' => []], $result);
}

/** @test */
public function it_handles_zero_values_correctly()
{
$diff = new ArrayDiffMultidimensional();

$new = ['a' => 0, 'b' => '0', 'c' => 0.0];
$old = ['a' => false, 'b' => 0, 'c' => '0'];

$result = $diff->compare($new, $old, true);
$this->assertEquals(['a' => 0, 'b' => '0', 'c' => 0.0], $result);

$result = $diff->compare($new, $old, false);
$this->assertEquals([], $result);
}

/** @test */
public function it_handles_boolean_values()
{
$diff = new ArrayDiffMultidimensional();

$new = ['a' => true, 'b' => false];
$old = ['a' => 1, 'b' => 0];

$result = $diff->compare($new, $old, true);
$this->assertEquals(['a' => true, 'b' => false], $result);

$result = $diff->compare($new, $old, false);
$this->assertEquals([], $result);
}

/** @test */
public function it_handles_mixed_numeric_types()
{
$diff = new ArrayDiffMultidimensional();

$new = ['a' => 123, 'b' => 123.0, 'c' => '123'];
$old = ['a' => '123', 'b' => 123, 'c' => 123.0];

$result = $diff->compare($new, $old, true);
$this->assertEquals(['a' => 123, 'b' => 123.0, 'c' => '123'], $result);

$result = $diff->compare($new, $old, false);
$this->assertEquals([], $result);
}

/** @test */
public function it_handles_very_small_float_differences()
{
$diff = new ArrayDiffMultidimensional();

$new = ['a' => 1.0000000000001];
$old = ['a' => 1.0000000000002];

$result = $diff->compare($new, $old, true);
$this->assertEquals(['a' => 1.0000000000001], $result);
}

/** @test */
public function it_handles_array_with_numeric_keys()
{
$diff = new ArrayDiffMultidimensional();

$new = [0 => 'a', 1 => 'b', 2 => ['c' => 'd']];
$old = [0 => 'a', 1 => 'x', 2 => ['c' => 'e']];

$result = $diff->compare($new, $old);
$this->assertEquals([1 => 'b', 2 => ['c' => 'd']], $result);
}

/** @test */
public function it_handles_empty_vs_null_in_arrays()
{
$diff = new ArrayDiffMultidimensional();

$new = ['a' => ['b' => []]];
$old = ['a' => ['b' => null]];

$result = $diff->compare($new, $old);
$this->assertEquals(['a' => ['b' => []]], $result);
}

/** @test */
public function it_handles_nested_empty_arrays()
{
$diff = new ArrayDiffMultidimensional();

$new = ['a' => ['b' => ['c' => []]]];
$old = ['a' => ['b' => ['c' => ['d' => 'value']]]];

$result = $diff->compare($new, $old);
$this->assertEquals(['a' => ['b' => ['c' => []]]], $result);
}

/** @test */
public function it_handles_objects_correctly()
{
$diff = new ArrayDiffMultidimensional();

$obj1 = new \stdClass();
$obj1->prop = 'value1';

$obj2 = new \stdClass();
$obj2->prop = 'value2';

$new = ['a' => $obj1];
$old = ['a' => $obj2];

$result = $diff->compare($new, $old);
$this->assertEquals(['a' => $obj1], $result);
}

/** @test */
public function it_handles_large_nested_structures()
{
$diff = new ArrayDiffMultidimensional();

$new = [
'level1' => [
'level2' => [
'level3' => [
'level4' => [
'level5' => [
'data' => 'new_value',
'other' => 'same'
]
]
]
]
]
];

$old = [
'level1' => [
'level2' => [
'level3' => [
'level4' => [
'level5' => [
'data' => 'old_value',
'other' => 'same'
]
]
]
]
]
];

$result = $diff->compare($new, $old);
$expected = [
'level1' => [
'level2' => [
'level3' => [
'level4' => [
'level5' => [
'data' => 'new_value'
]
]
]
]
]
];

$this->assertEquals($expected, $result);
}

/** @test */
public function it_handles_array_to_scalar_changes()
{
$diff = new ArrayDiffMultidimensional();

$new = ['a' => 'scalar_value'];
$old = ['a' => ['nested' => 'array']];

$result = $diff->compare($new, $old);
$this->assertEquals(['a' => 'scalar_value'], $result);
}

/** @test */
public function it_handles_complex_mixed_types()
{
$diff = new ArrayDiffMultidimensional();

$new = [
'string' => 'test',
'int' => 42,
'float' => 3.14,
'bool' => true,
'null' => null,
'array' => ['nested' => 'value'],
'empty_array' => []
];

$old = [
'string' => 'different',
'int' => 42,
'float' => 3.14,
'bool' => false,
'null' => null,
'array' => ['nested' => 'different'],
'empty_array' => ['not_empty']
];

$result = $diff->compare($new, $old);
$expected = [
'string' => 'test',
'bool' => true,
'array' => ['nested' => 'value'],
'empty_array' => []
];

$this->assertEquals($expected, $result);
}

/** @test */
public function it_preserves_array_structure_in_results()
{
$diff = new ArrayDiffMultidimensional();

$new = [
'users' => [
0 => ['name' => 'John', 'age' => 30],
1 => ['name' => 'Jane', 'age' => 25]
]
];

$old = [
'users' => [
0 => ['name' => 'John', 'age' => 25],
1 => ['name' => 'Jane', 'age' => 25]
]
];

$result = $diff->compare($new, $old);
$expected = [
'users' => [
0 => ['age' => 30]
]
];

$this->assertEquals($expected, $result);
}

/** @test */
public function it_handles_performance_with_large_arrays()
{
$diff = new ArrayDiffMultidimensional();

// Create large arrays for performance testing
$new = [];
$old = [];

for ($i = 0; $i < 1000; $i++) {
$new[$i] = ['data' => "value_$i", 'meta' => ['id' => $i]];
$old[$i] = ['data' => "value_$i", 'meta' => ['id' => $i]];
}

// Change one value
$new[500]['data'] = 'changed_value';

$start = microtime(true);
$result = $diff->compare($new, $old);
$end = microtime(true);

$this->assertEquals([500 => ['data' => 'changed_value']], $result);
$this->assertLessThan(1.0, $end - $start, 'Performance test: should complete in less than 1 second');
}
}
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