1 files changed, 98 insertions, 0 deletions
diff --git a/tests/draft2020-12/maxContains.json b/tests/draft2020-12/maxContains.json
new file mode 100644
index 0000000..61c967d
--- /dev/null
+++ b/tests/draft2020-12/maxContains.json
@@ -0,0 +1,98 @@
+[
+    {
+        "description": "maxContains without contains is ignored",
+        "schema": {
+            "maxContains": 1
+        },
+        "tests": [
+            {
+                "description": "one item valid against lone maxContains",
+                "data": [ 1 ],
+                "valid": true
+            },
+            {
+                "description": "two items still valid against lone maxContains",
+                "data": [ 1, 2 ],
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description": "maxContains with contains",
+        "schema": {
+            "contains": {"const": 1},
+            "maxContains": 1
+        },
+        "tests": [
+            {
+                "description": "empty data",
+                "data": [ ],
+                "valid": false
+            },
+            {
+                "description": "all elements match, valid maxContains",
+                "data": [ 1 ],
+                "valid": true
+            },
+            {
+                "description": "all elements match, invalid maxContains",
+                "data": [ 1, 1 ],
+                "valid": false
+            },
+            {
+                "description": "some elements match, valid maxContains",
+                "data": [ 1, 2 ],
+                "valid": true
+            },
+            {
+                "description": "some elements match, invalid maxContains",
+                "data": [ 1, 2, 1 ],
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "maxContains with contains, value with a decimal",
+        "schema": {
+            "contains": {"const": 1},
+            "maxContains": 1.0
+        },
+        "tests": [
+            {
+                "description": "one element matches, valid maxContains",
+                "data": [ 1 ],
+                "valid": true
+            },
+            {
+                "description": "too many elements match, invalid maxContains",
+                "data": [ 1, 1 ],
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "minContains < maxContains",
+        "schema": {
+            "contains": {"const": 1},
+            "minContains": 1,
+            "maxContains": 3
+        },
+        "tests": [
+            {
+                "description": "actual < minContains < maxContains",
+                "data": [ ],
+                "valid": false
+            },
+            {
+                "description": "minContains < actual < maxContains",
+                "data": [ 1, 1 ],
+                "valid": true
+            },
+            {
+                "description": "minContains < maxContains < actual",
+                "data": [ 1, 1, 1, 1 ],
+                "valid": false
+            }
+        ]
+    }
+]