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package org.shedlang.compiler.shid;
import org.junit.jupiter.api.Test;
import org.shedlang.compiler.ast.typed.*;
import org.shedlang.compiler.shid.instructions.*;
import org.shedlang.compiler.types.NamespaceName;
import org.shedlang.compiler.types.Types;
import java.util.List;
import java.util.Optional;
import static org.shedlang.compiler.shid.instructions.ShidMatchers.*;
import static org.zwobble.precisely.AssertThat.assertThat;
import static org.zwobble.precisely.Matchers.*;
public class ShidCodeGenNamespaceTests {
@Test
public void bodyOfNamespaceIsCompiledWithNamesBeingExported() {
var namespaceName = new NamespaceName(List.of("Example"));
var node = Typed.namespace(
namespaceName,
List.of(
TypedFunctionDefinitionNode.builder()
.withName("f")
.addPositionalParam("x", Typed.typeLevelReference("String", Types.STRING))
.addNamedParam("y", Typed.typeLevelReference("Int", Types.INT))
.addStatement(Typed.expressionStatement(Typed.stringLiteral("hello")))
.build()
),
List.of(BoundVariable.val("f")),
List.of("f")
);
var shidNamespace = ShidCodeGen.compileNamespace(node);
assertThat(shidNamespace.body(), isShidBlock(isSequence(
// TODO: test the builtin loading properly
instanceOf(ShidNamespaceImport.class),
instanceOf(ShidFieldLoad.class),
instanceOf(ShidLocalStore.class),
instanceOf(
ShidDefineFunction.class,
has("name", x -> x.name(), equalTo("f"))
),
isShidLocalStore("f__0"),
isShidLocalLoad("f__0"),
isShidNamespaceFieldStore(namespaceName, "f")
)));
}
@Test
public void importsAreLoaded() {
var node = TypedNamespaceNode.builder()
.addImport(Typed.import_(NamespaceName.of("A")))
.addBoundVariable(BoundVariable.val("A"))
.addImport(Typed.import_(NamespaceName.of("B")))
.addBoundVariable(BoundVariable.val("B"))
.build();
var shidNamespace = ShidCodeGen.compileNamespace(node);
assertThat(shidNamespace.body(), isShidBlock(isSequence(
// TODO: test the builtin loading properly
instanceOf(ShidNamespaceImport.class),
instanceOf(ShidFieldLoad.class),
instanceOf(ShidLocalStore.class),
isShidNamespaceImport(NamespaceName.of("A")),
isShidLocalStore("A__0"),
isShidNamespaceImport(NamespaceName.of("B")),
isShidLocalStore("B__0")
)));
}
@Test
public void structsAreHoisted() {
var namespaceName = new NamespaceName(List.of("Example"));
var structType = Types.struct(namespaceName, "None");
var node = Typed.namespace(
namespaceName,
List.of(
TypedFunctionDefinitionNode.builder()
.withName("f")
.build(),
TypedStructDefinitionNode.builder()
.withType(structType)
.build()
),
List.of(BoundVariable.val("f"), BoundVariable.val("None")),
List.of("f", "None")
);
var shidNamespace = ShidCodeGen.compileNamespace(node);
assertThat(shidNamespace.body(), isShidBlock(isSequence(
// TODO: test the builtin loading properly
instanceOf(ShidNamespaceImport.class),
instanceOf(ShidFieldLoad.class),
instanceOf(ShidLocalStore.class),
instanceOf(
ShidDefineStruct.class,
has("type", x -> x.type(), equalTo(structType))
),
isShidLocalStore("None__0"),
instanceOf(
ShidDefineFunction.class,
has("name", x -> x.name(), equalTo("f"))
),
isShidLocalStore("f__0"),
isShidLocalLoad("f__0"),
isShidNamespaceFieldStore(namespaceName, "f"),
isShidLocalLoad("None__0"),
isShidNamespaceFieldStore(namespaceName, "None")
)));
}
@Test
public void structMethodsAreExported() {
var namespaceName = new NamespaceName(List.of("Example", "Project"));
var structType = Types.struct(namespaceName, "User");
var node = Typed.namespace(
namespaceName,
List.of(
TypedStructDefinitionNode.builder()
.withType(structType)
.addMethod(
TypedFunctionDefinitionNode.builder()
.withName("name")
.addPositionalParam("this", Optional.empty())
.build()
)
.build()
),
List.of(BoundVariable.val("User")),
List.of()
);
var shidNamespace = ShidCodeGen.compileNamespace(node);
assertThat(shidNamespace.body(), isShidBlock(isSequence(
instanceOf(ShidNamespaceImport.class),
instanceOf(ShidFieldLoad.class),
instanceOf(ShidLocalStore.class),
instanceOf(
ShidDefineStruct.class,
has("type", x -> x.type(), equalTo(structType))
),
isShidLocalStore("User__0"),
instanceOf(
ShidDefineFunction.class,
has("name", x -> x.name(), equalTo("$methods__Example_Project__User__name"))
),
isShidMethodStore(structType, "name")
)));
}
}
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