Fix resolving context null values.

davidlehn · davidlehn · commit 28fe0ff88338 · 2020-01-17T18:53:42.000-05:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -3,6 +3,7 @@
 ### Fixed
 - More support for `"@type": "@none"`.
 - JSON literal value handling issues (`null` and `[]`).
+- Fix resolving context `null` values.
 
 ## 2.0.1 - 2019-12-10
 
diff --git a/lib/ContextResolver.js b/lib/ContextResolver.js
@@ -210,6 +210,10 @@ function _throwInvalidLocalContext(ctx) {
  * @param base the base IRI to use to resolve relative IRIs.
  */
 function _resolveContextUrls({context, base}) {
+  if(!context) {
+    return;
+  }
+
   const ctx = context['@context'];
 
   if(_isString(ctx)) {
diff --git a/tests/contexts/context-0008.jsonld b/tests/contexts/context-0008.jsonld
@@ -0,0 +1,10 @@
+{
+  "@context": [
+    {
+      "t1": "ex:t1"
+    },
+    {
+      "t1": null
+    }
+  ]
+}
diff --git a/tests/manifest.jsonld b/tests/manifest.jsonld
@@ -48,5 +48,11 @@
     "purpose": "RDF serialized in N-Quads may contain comments",
     "input": "fromRdf-0001-in.nq",
     "expect": "fromRdf-0001-out.jsonld"
+  }, {
+    "@id": "#t0008",
+    "@type": ["jld:PositiveEvaluationTest", "jld:ExpandTest"],
+    "name": "resolve context null values",
+    "input": "remote-0008-in.jsonld",
+    "expect": "remote-0008-out.jsonld"
   }]
 }
diff --git a/tests/remote-0008-in.jsonld b/tests/remote-0008-in.jsonld
@@ -0,0 +1,4 @@
+{
+  "@context": "http://localhost:8000/context-0008.jsonld",
+  "t1": "t1 should have been nulled out"
+}
diff --git a/tests/remote-0008-out.jsonld b/tests/remote-0008-out.jsonld
@@ -0,0 +1 @@
+[]

-Original file line number
+Diff line change
@@ @@ -0,0 +1,4 @@ @@
 +{
 +  "@context": "http://localhost:8000/context-0008.jsonld",
 +  "t1": "t1 should have been nulled out"
 +}