diff --git a/tests/languages/php/string-interpolation_feature.test b/tests/languages/php/string-interpolation_feature.test_with_alias
similarity index 83%
rename from tests/languages/php/string-interpolation_feature.test
rename to tests/languages/php/string-interpolation_feature.test_with_alias
index 122452f41a..cb98329795 100644
--- a/tests/languages/php/string-interpolation_feature.test
+++ b/tests/languages/php/string-interpolation_feature.test_with_alias
@@ -1,140 +1,140 @@
-"This $variable is interpolated"
-"$foo[2], $bar[-4], $foo[$bar]"
-"$foo->bar"
-"More {$interpolation}"
-"{$arr['key']}, {$arr['foo'][3]}"
-"{${$name}}, but not {\${\$name}}"
-"the return value of getName(): {${getName()}}"
-"the return value of \$object->getName(): {${$object->getName()}}"
-"{$foo->$bar}, {$foo->{$baz[1]}}"
-<<<FOO
-Heredoc strings $also->support {${$string->interpolation()}}
-FOO;
-<<<"FOO_BAR"
-	{${$name}}, but not {\${\$name}}
-FOO_BAR;
-
-----------------------------------------------------
-
-[
-	["double-quoted-string", [
-		"\"This ",
-		["interpolation", [["variable", "$variable"]]],
-		" is interpolated\""
-	]],
-	["double-quoted-string", [
-		"\"",
-		["interpolation", [["variable", "$foo"], ["punctuation", "["], ["number", "2"], ["punctuation", "]"]]],
-		", ",
-		["interpolation", [["variable", "$bar"], ["punctuation", "["], ["operator", "-"], ["number", "4"], ["punctuation", "]"]]],
-		", ",
-		["interpolation", [["variable", "$foo"], ["punctuation", "["], ["variable", "$bar"], ["punctuation", "]"]]],
-		"\""
-	]],
-	["double-quoted-string", [
-		"\"",
-		["interpolation", [["variable", "$foo"], ["operator", "->"], ["property", "bar"]]],
-		"\""
-	]],
-	["double-quoted-string", [
-		"\"More ",
-		["interpolation", [["punctuation", "{"], ["variable", "$interpolation"], ["punctuation", "}"]]],
-		"\""
-	]],
-	["double-quoted-string", [
-		"\"",
-		["interpolation", [
-			["punctuation", "{"],
-			["variable", "$arr"], ["punctuation", "["], ["single-quoted-string", "'key'"], ["punctuation", "]"],
-			["punctuation", "}"]
-		]],
-		", ",
-		["interpolation", [
-			["punctuation", "{"],
-			["variable", "$arr"],
-			["punctuation", "["], ["single-quoted-string", "'foo'"], ["punctuation", "]"],
-			["punctuation", "["], ["number", "3"], ["punctuation", "]"],
-			["punctuation", "}"]
-		]],
-		"\""
-	]],
-	["double-quoted-string", [
-		"\"",
-		["interpolation", [
-			["punctuation", "{"], ["variable", "$"], ["punctuation", "{"],
-			["variable", "$name"],
-			["punctuation", "}"], ["punctuation", "}"]
-		]],
-		", but not {\\${\\$name}}\""
-	]],
-	["double-quoted-string", [
-		"\"the return value of getName(): ",
-		["interpolation", [
-			["punctuation", "{"], ["variable", "$"], ["punctuation", "{"],
-			["function", "getName"], ["punctuation", "("], ["punctuation", ")"],
-			["punctuation", "}"], ["punctuation", "}"]
-		]],
-		"\""
-	]],
-	["double-quoted-string", [
-		"\"the return value of \\$object->getName(): ",
-		["interpolation", [
-			["punctuation", "{"], ["variable", "$"], ["punctuation", "{"],
-			["variable", "$object"], ["operator", "->"], ["function", "getName"], ["punctuation", "("], ["punctuation", ")"],
-			["punctuation", "}"], ["punctuation", "}"]
-		]],
-		"\""
-	]],
-	["double-quoted-string", [
-		"\"",
-		["interpolation", [
-			["punctuation", "{"],
-			["variable", "$foo"], ["operator", "->"], ["variable", "$bar"],
-			["punctuation", "}"]
-		]],
-		", ",
-		["interpolation", [
-			["punctuation", "{"],
-			["variable", "$foo"], ["operator", "->"], ["punctuation", "{"],
-			["variable", "$baz"], ["punctuation", "["], ["number", "1"], ["punctuation", "]"],
-			["punctuation", "}"],
-			["punctuation", "}"]
-		]],
-		"\""
-	]],
-	["heredoc-string", [
-		["delimiter", [
-			["punctuation", "<<<"], "FOO"
-		]],
-		"\r\nHeredoc strings ",
-		["interpolation", [
-			["variable", "$also"], ["operator", "->"], ["property", "support"]
-		]],
-		["interpolation", [
-			["punctuation", "{"], ["variable", "$"], ["punctuation", "{"],
-			["variable", "$string"], ["operator", "->"], ["function", "interpolation"], ["punctuation", "("], ["punctuation", ")"],
-			["punctuation", "}"], ["punctuation", "}"]
-		]],
-		["delimiter", [
-			"FOO", ["punctuation", ";"]
-		]]
-	]],
-	["heredoc-string", [
-		["delimiter", [
-			["punctuation", "<<<\""], "FOO_BAR", ["punctuation", "\""]
-		]],
-		["interpolation", [
-			["punctuation", "{"], ["variable", "$"], ["punctuation", "{"],
-			["variable", "$name"],
-			["punctuation", "}"], ["punctuation", "}"]
-		]],
-		", but not {\\${\\$name}}\r\n",
-		["delimiter", [
-			"FOO_BAR", ["punctuation", ";"]
-		]]
-	]]
-]
-
-----------------------------------------------------
-
+"This $variable is interpolated"
+"$foo[2], $bar[-4], $foo[$bar]"
+"$foo->bar"
+"More {$interpolation}"
+"{$arr['key']}, {$arr['foo'][3]}"
+"{${$name}}, but not {\${\$name}}"
+"the return value of getName(): {${getName()}}"
+"the return value of \$object->getName(): {${$object->getName()}}"
+"{$foo->$bar}, {$foo->{$baz[1]}}"
+<<<FOO
+Heredoc strings $also->support {${$string->interpolation()}}
+FOO;
+<<<"FOO_BAR"
+	{${$name}}, but not {\${\$name}}
+FOO_BAR;
+
+----------------------------------------------------
+
+[
+	["string double-quoted-string", [
+		"\"This ",
+		["interpolation", [["variable", "$variable"]]],
+		" is interpolated\""
+	]],
+	["string double-quoted-string", [
+		"\"",
+		["interpolation", [["variable", "$foo"], ["punctuation", "["], ["number", "2"], ["punctuation", "]"]]],
+		", ",
+		["interpolation", [["variable", "$bar"], ["punctuation", "["], ["operator", "-"], ["number", "4"], ["punctuation", "]"]]],
+		", ",
+		["interpolation", [["variable", "$foo"], ["punctuation", "["], ["variable", "$bar"], ["punctuation", "]"]]],
+		"\""
+	]],
+	["string double-quoted-string", [
+		"\"",
+		["interpolation", [["variable", "$foo"], ["operator", "->"], ["property", "bar"]]],
+		"\""
+	]],
+	["string double-quoted-string", [
+		"\"More ",
+		["interpolation", [["punctuation", "{"], ["variable", "$interpolation"], ["punctuation", "}"]]],
+		"\""
+	]],
+	["string double-quoted-string", [
+		"\"",
+		["interpolation", [
+			["punctuation", "{"],
+			["variable", "$arr"], ["punctuation", "["], ["string single-quoted-string", "'key'"], ["punctuation", "]"],
+			["punctuation", "}"]
+		]],
+		", ",
+		["interpolation", [
+			["punctuation", "{"],
+			["variable", "$arr"],
+			["punctuation", "["], ["string single-quoted-string", "'foo'"], ["punctuation", "]"],
+			["punctuation", "["], ["number", "3"], ["punctuation", "]"],
+			["punctuation", "}"]
+		]],
+		"\""
+	]],
+	["string double-quoted-string", [
+		"\"",
+		["interpolation", [
+			["punctuation", "{"], ["variable", "$"], ["punctuation", "{"],
+			["variable", "$name"],
+			["punctuation", "}"], ["punctuation", "}"]
+		]],
+		", but not {\\${\\$name}}\""
+	]],
+	["string double-quoted-string", [
+		"\"the return value of getName(): ",
+		["interpolation", [
+			["punctuation", "{"], ["variable", "$"], ["punctuation", "{"],
+			["function", "getName"], ["punctuation", "("], ["punctuation", ")"],
+			["punctuation", "}"], ["punctuation", "}"]
+		]],
+		"\""
+	]],
+	["string double-quoted-string", [
+		"\"the return value of \\$object->getName(): ",
+		["interpolation", [
+			["punctuation", "{"], ["variable", "$"], ["punctuation", "{"],
+			["variable", "$object"], ["operator", "->"], ["function", "getName"], ["punctuation", "("], ["punctuation", ")"],
+			["punctuation", "}"], ["punctuation", "}"]
+		]],
+		"\""
+	]],
+	["string double-quoted-string", [
+		"\"",
+		["interpolation", [
+			["punctuation", "{"],
+			["variable", "$foo"], ["operator", "->"], ["variable", "$bar"],
+			["punctuation", "}"]
+		]],
+		", ",
+		["interpolation", [
+			["punctuation", "{"],
+			["variable", "$foo"], ["operator", "->"], ["punctuation", "{"],
+			["variable", "$baz"], ["punctuation", "["], ["number", "1"], ["punctuation", "]"],
+			["punctuation", "}"],
+			["punctuation", "}"]
+		]],
+		"\""
+	]],
+	["string heredoc-string", [
+		["delimiter symbol", [
+			["punctuation", "<<<"], "FOO"
+		]],
+		"\r\nHeredoc strings ",
+		["interpolation", [
+			["variable", "$also"], ["operator", "->"], ["property", "support"]
+		]],
+		["interpolation", [
+			["punctuation", "{"], ["variable", "$"], ["punctuation", "{"],
+			["variable", "$string"], ["operator", "->"], ["function", "interpolation"], ["punctuation", "("], ["punctuation", ")"],
+			["punctuation", "}"], ["punctuation", "}"]
+		]],
+		["delimiter symbol", [
+			"FOO", ["punctuation", ";"]
+		]]
+	]],
+	["string heredoc-string", [
+		["delimiter symbol", [
+			["punctuation", "<<<\""], "FOO_BAR", ["punctuation", "\""]
+		]],
+		["interpolation", [
+			["punctuation", "{"], ["variable", "$"], ["punctuation", "{"],
+			["variable", "$name"],
+			["punctuation", "}"], ["punctuation", "}"]
+		]],
+		", but not {\\${\\$name}}\r\n",
+		["delimiter symbol", [
+			"FOO_BAR", ["punctuation", ";"]
+		]]
+	]]
+]
+
+----------------------------------------------------
+
 Checks for interpolation inside strings.
\ No newline at end of file