Add MatchesJsonSchema

client_test.go

@@ -123,6 +123,29 @@ func TestStubRule_ToJson(t *testing.T) {
 				WillReturnResponse(OK()),
 			ExpectedFileName: "not-logical-expression.json",
 		},
+		{
+			Name: "JsonSchemaMatcher",
+			StubRule: Post(URLPathEqualTo("/example")).
+				WithQueryParam("firstName", MatchesJsonSchema(
+					`{
+  "type": "object",
+  "required": [
+    "name"
+  ],
+  "properties": {
+    "name": {
+      "type": "string"
+    },
+    "tag": {
+      "type": "string"
+    }
+  }
+}`,
+					"V202012",
+				)).
+				WillReturnResponse(OK()),
+			ExpectedFileName: "matches-Json-schema.json",
+		},
 	}
 
 	for _, tc := range testCases {

matching.go

@@ -2,16 +2,17 @@ package wiremock
 
 // Types of params matching.
 const (
-	ParamEqualTo         ParamMatchingStrategy = "equalTo"
-	ParamMatches         ParamMatchingStrategy = "matches"
-	ParamContains        ParamMatchingStrategy = "contains"
-	ParamEqualToXml      ParamMatchingStrategy = "equalToXml"
-	ParamEqualToJson     ParamMatchingStrategy = "equalToJson"
-	ParamMatchesXPath    ParamMatchingStrategy = "matchesXPath"
-	ParamMatchesJsonPath ParamMatchingStrategy = "matchesJsonPath"
-	ParamAbsent          ParamMatchingStrategy = "absent"
-	ParamDoesNotMatch    ParamMatchingStrategy = "doesNotMatch"
-	ParamDoesNotContains ParamMatchingStrategy = "doesNotContain"
+	ParamEqualTo           ParamMatchingStrategy = "equalTo"
+	ParamMatches           ParamMatchingStrategy = "matches"
+	ParamContains          ParamMatchingStrategy = "contains"
+	ParamEqualToXml        ParamMatchingStrategy = "equalToXml"
+	ParamEqualToJson       ParamMatchingStrategy = "equalToJson"
+	ParamMatchesXPath      ParamMatchingStrategy = "matchesXPath"
+	ParamMatchesJsonPath   ParamMatchingStrategy = "matchesJsonPath"
+	ParamAbsent            ParamMatchingStrategy = "absent"
+	ParamDoesNotMatch      ParamMatchingStrategy = "doesNotMatch"
+	ParamDoesNotContains   ParamMatchingStrategy = "doesNotContain"
+	ParamMatchesJsonSchema ParamMatchingStrategy = "matchesJsonSchema"
 )
 
 // Types of url matching.

string_value_matcher.go

@@ -160,6 +160,28 @@ func StartsWith(prefix string) BasicParamMatcher {
 	return NewStringValueMatcher(ParamMatches, regex)
 }
 
+type JSONSchemaMatcher struct {
+	StringValueMatcher
+	schemaVersion string
+}
+
+// MatchesJsonSchema returns a matcher that matches when the parameter matches the specified JSON schema.
+// Required wiremock version >= 3.0.0
+func MatchesJsonSchema(schema string, schemaVersion string) BasicParamMatcher {
+	return JSONSchemaMatcher{
+		StringValueMatcher: NewStringValueMatcher(ParamMatchesJsonSchema, schema),
+		schemaVersion:      schemaVersion,
+	}
+}
+
+// MarshalJSON returns the JSON encoding of the matcher.
+func (m JSONSchemaMatcher) MarshalJSON() ([]byte, error) {
+	return json.Marshal(map[string]string{
+		string(m.strategy): m.value,
+		"schemaVersion":    m.schemaVersion,
+	})
+}
+
 func regexContainsStartAnchor(regex string) bool {
 	return len(regex) > 0 && regex[0] == '^'
 }

testdata/matches-Json-schema.json

@@ -0,0 +1,17 @@
+{
+  "uuid": "%s",
+  "id": "%s",
+  "request": {
+    "method": "POST",
+    "urlPath": "/example",
+    "queryParameters": {
+      "firstName": {
+        "matchesJsonSchema" : "{\n  \"type\": \"object\",\n  \"required\": [\n    \"name\"\n  ],\n  \"properties\": {\n    \"name\": {\n      \"type\": \"string\"\n    },\n    \"tag\": {\n      \"type\": \"string\"\n    }\n  }\n}",
+        "schemaVersion" : "V202012"
+      }
+    }
+  },
+  "response": {
+    "status": 200
+  }
+}