1 files changed, 35 insertions, 0 deletions
diff --git a/src/test/java/org/shedlang/compiler/types/NamespaceTypeInfoTests.java b/src/test/java/org/shedlang/compiler/types/NamespaceTypeInfoTests.java
new file mode 100644
index 00000000..0aba6f1d
--- /dev/null
+++ b/src/test/java/org/shedlang/compiler/types/NamespaceTypeInfoTests.java
@@ -0,0 +1,35 @@
+package org.shedlang.compiler.types;
+
+import org.junit.jupiter.api.Test;
+import org.shedlang.compiler.util.P;
+
+import java.util.Map;
+
+import static org.zwobble.precisely.AssertThat.assertThat;
+import static org.zwobble.precisely.Matchers.equalTo;
+
+public class NamespaceTypeInfoTests {
+    @Test
+    public void fieldCountReturnsNumberOfFields() {
+        var namespaceTypeInfo = new NamespaceTypeInfo(P.orderedMap(
+            Map.entry("a", Types.INT),
+            Map.entry("b", Types.STRING)
+        ));
+
+        var result = namespaceTypeInfo.fieldCount();
+
+        assertThat(result, equalTo(2));
+    }
+
+    @Test
+    public void fieldIndexReturnsIndexOfFieldInMap() {
+        var namespaceTypeInfo = new NamespaceTypeInfo(P.orderedMap(
+            Map.entry("a", Types.INT),
+            Map.entry("b", Types.STRING)
+        ));
+
+        var result = namespaceTypeInfo.fieldIndex("b");
+
+        assertThat(result, equalTo(1));
+    }
+}