diff options
Diffstat (limited to 'src/test/java')
| -rw-r--r-- | src/test/java/org/shedlang/compiler/typechecker/TypeCheckerFieldAccessTests.java | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/test/java/org/shedlang/compiler/typechecker/TypeCheckerFieldAccessTests.java b/src/test/java/org/shedlang/compiler/typechecker/TypeCheckerFieldAccessTests.java index 88ffa75a..7f8ad5fb 100644 --- a/src/test/java/org/shedlang/compiler/typechecker/TypeCheckerFieldAccessTests.java +++ b/src/test/java/org/shedlang/compiler/typechecker/TypeCheckerFieldAccessTests.java @@ -2,6 +2,7 @@ package org.shedlang.compiler.typechecker; import org.junit.jupiter.api.Test; import org.shedlang.compiler.ast.untyped.Untyped; +import org.shedlang.compiler.typechecker.errors.MissingStructTypeInfoError; import org.shedlang.compiler.typechecker.errors.NoSuchFieldError; import org.shedlang.compiler.types.NamespaceName; import org.shedlang.compiler.types.StructTypeInfo; @@ -73,4 +74,22 @@ public class TypeCheckerFieldAccessTests { assertThat(error.type(), equalTo(structType)); assertThat(error.fieldName(), equalTo("name")); } + + @Test + public void whenStructTypeInfoIsMissingThenErrorIsThrown() { + var untyped = Untyped.fieldAccess( + Untyped.reference("user"), + "name" + ); + var structType = Types.struct(NamespaceName.of("Example"), "User"); + var context = TypeCheckerContext.EMPTY + .enterGlobal(P.map(Map.entry("user", structType))); + + var error = assertThrows( + MissingStructTypeInfoError.class, + () -> TypeChecker.typeCheckExpression(untyped, context) + ); + + assertThat(error.type(), equalTo(structType)); + } } |
