--- /dev/null
+<?php declare(strict_types=1);
+
+namespace PhpParser;
+
+use PhpParser\Node\Name;
+use PhpParser\Node\Stmt\Use_;
+use PHPUnit\Framework\TestCase;
+
+class NameContextTest extends TestCase
+{
+ /**
+ * @dataProvider provideTestGetPossibleNames
+ */
+ public function testGetPossibleNames($type, $name, $expectedPossibleNames) {
+ $nameContext = new NameContext(new ErrorHandler\Throwing());
+ $nameContext->startNamespace(new Name('NS'));
+ $nameContext->addAlias(new Name('Foo'), 'Foo', Use_::TYPE_NORMAL);
+ $nameContext->addAlias(new Name('Foo\Bar'), 'Alias', Use_::TYPE_NORMAL);
+ $nameContext->addAlias(new Name('Foo\fn'), 'fn', Use_::TYPE_FUNCTION);
+ $nameContext->addAlias(new Name('Foo\CN'), 'CN', Use_::TYPE_CONSTANT);
+
+ $possibleNames = $nameContext->getPossibleNames($name, $type);
+ $possibleNames = array_map(function (Name $name) {
+ return $name->toCodeString();
+ }, $possibleNames);
+
+ $this->assertSame($expectedPossibleNames, $possibleNames);
+
+ // Here the last name is always the shortest one
+ $expectedShortName = $expectedPossibleNames[count($expectedPossibleNames) - 1];
+ $this->assertSame(
+ $expectedShortName,
+ $nameContext->getShortName($name, $type)->toCodeString()
+ );
+ }
+
+ public function provideTestGetPossibleNames() {
+ return [
+ [Use_::TYPE_NORMAL, 'Test', ['\Test']],
+ [Use_::TYPE_NORMAL, 'Test\Namespaced', ['\Test\Namespaced']],
+ [Use_::TYPE_NORMAL, 'NS\Test', ['\NS\Test', 'Test']],
+ [Use_::TYPE_NORMAL, 'ns\Test', ['\ns\Test', 'Test']],
+ [Use_::TYPE_NORMAL, 'NS\Foo\Bar', ['\NS\Foo\Bar']],
+ [Use_::TYPE_NORMAL, 'ns\foo\Bar', ['\ns\foo\Bar']],
+ [Use_::TYPE_NORMAL, 'Foo', ['\Foo', 'Foo']],
+ [Use_::TYPE_NORMAL, 'Foo\Bar', ['\Foo\Bar', 'Foo\Bar', 'Alias']],
+ [Use_::TYPE_NORMAL, 'Foo\Bar\Baz', ['\Foo\Bar\Baz', 'Foo\Bar\Baz', 'Alias\Baz']],
+ [Use_::TYPE_NORMAL, 'Foo\fn\Bar', ['\Foo\fn\Bar', 'Foo\fn\Bar']],
+ [Use_::TYPE_FUNCTION, 'Foo\fn\bar', ['\Foo\fn\bar', 'Foo\fn\bar']],
+ [Use_::TYPE_FUNCTION, 'Foo\fn', ['\Foo\fn', 'Foo\fn', 'fn']],
+ [Use_::TYPE_FUNCTION, 'Foo\FN', ['\Foo\FN', 'Foo\FN', 'fn']],
+ [Use_::TYPE_CONSTANT, 'Foo\CN\BAR', ['\Foo\CN\BAR', 'Foo\CN\BAR']],
+ [Use_::TYPE_CONSTANT, 'Foo\CN', ['\Foo\CN', 'Foo\CN', 'CN']],
+ [Use_::TYPE_CONSTANT, 'foo\CN', ['\foo\CN', 'Foo\CN', 'CN']],
+ [Use_::TYPE_CONSTANT, 'foo\cn', ['\foo\cn', 'Foo\cn']],
+ // self/parent/static must not be fully qualified
+ [Use_::TYPE_NORMAL, 'self', ['self']],
+ [Use_::TYPE_NORMAL, 'parent', ['parent']],
+ [Use_::TYPE_NORMAL, 'static', ['static']],
+ // true/false/null do not need to be fully qualified, even in namespaces
+ [Use_::TYPE_CONSTANT, 'true', ['\true', 'true']],
+ [Use_::TYPE_CONSTANT, 'false', ['\false', 'false']],
+ [Use_::TYPE_CONSTANT, 'null', ['\null', 'null']],
+ ];
+ }
+}