From a8c3644b275897e3a959c1a6e1287f7fe7859663 Mon Sep 17 00:00:00 2001
From: Christoph Strobl <christoph.strobl@broadcom.com>
Date: Tue, 15 Oct 2024 08:00:53 +0200
Subject: [PATCH] Polishing.

Add tests to verify expected behaviour of quoted expressions and string that look like expressions.
Remove comments that look like old merge conflict left overs and apply code format.

Original Pull Request: #4807
---
 .../ParameterBindingJsonReaderUnitTests.java  | 23 +++++++++++++------
 1 file changed, 16 insertions(+), 7 deletions(-)

diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/util/json/ParameterBindingJsonReaderUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/util/json/ParameterBindingJsonReaderUnitTests.java
index b6fb4c158..a2822edb9 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/util/json/ParameterBindingJsonReaderUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/util/json/ParameterBindingJsonReaderUnitTests.java
@@ -102,6 +102,22 @@ class ParameterBindingJsonReaderUnitTests {
 		assertThat(pattern.getOptions()).isEqualTo("i");
 	}
 
+	@Test // GH-4806
+	void treatsQuotedValueThatLooksLikeRegexAsPlainString() {
+
+		Document target = parse("{ 'c': '/^?0$/i' }", "foo");
+
+		assertThat(target.get("c")).isInstanceOf(String.class);
+	}
+
+	@Test // GH-4806
+	void treatsStringParameterValueThatLooksLikeRegexAsPlainString() {
+
+		Document target = parse("{ 'c': ?0 }", "/^foo$/i");
+
+		assertThat(target.get("c")).isInstanceOf(String.class);
+	}
+
 	@Test
 	void bindValueToRegex() {
 
@@ -145,7 +161,6 @@ class ParameterBindingJsonReaderUnitTests {
 	@Test
 	void bindListValue() {
 
-		//
 		Document target = parse("{ 'lastname' : { $in : ?0 } }", Arrays.asList("Kohlin", "Davar"));
 		assertThat(target).isEqualTo(Document.parse("{ 'lastname' : { $in : ['Kohlin', 'Davar' ]} }"));
 	}
@@ -153,7 +168,6 @@ class ParameterBindingJsonReaderUnitTests {
 	@Test
 	void bindListOfBinaryValue() {
 
-		//
 		byte[] value = "Kohlin".getBytes(StandardCharsets.UTF_8);
 		List<byte[]> args = Collections.singletonList(value);
 
@@ -168,12 +182,9 @@ class ParameterBindingJsonReaderUnitTests {
 		assertThat(target).isEqualTo(Document.parse("{ \"id\" : { \"$exists\" : true}}"));
 	}
 
-	// {'id':?#{ [0] ? { $exists :true} : [1] }}
-
 	@Test
 	void bindDocumentValue() {
 
-		//
 		Document target = parse("{ 'lastname' : ?0 }", new Document("$eq", "Kohlin"));
 		assertThat(target).isEqualTo(Document.parse("{ 'lastname' : { '$eq' : 'Kohlin' } }"));
 	}
@@ -181,7 +192,6 @@ class ParameterBindingJsonReaderUnitTests {
 	@Test
 	void arrayWithoutBinding() {
 
-		//
 		Document target = parse("{ 'lastname' : { $in : [\"Kohlin\", \"Davar\"] } }");
 		assertThat(target).isEqualTo(Document.parse("{ 'lastname' : { $in : ['Kohlin', 'Davar' ]} }"));
 	}
@@ -189,7 +199,6 @@ class ParameterBindingJsonReaderUnitTests {
 	@Test
 	void bindSpEL() {
 
-		// "{ arg0 : ?#{[0]} }"
 		Document target = parse("{ arg0 : ?#{[0]} }", 100.01D);
 		assertThat(target).isEqualTo(new Document("arg0", 100.01D));
 	}