Move remaining Validator tests to Resolver

Bug: tint:642
Change-Id: I0f983d8c0391f4e500562faadf0a621c4edb46ab
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/46942
Commit-Queue: Antonio Maiorano <amaiorano@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: James Price <jrprice@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 56fa8d3..b3ae095 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -522,8 +522,6 @@
     utils/tmpfile_test.cc
     utils/tmpfile.h
     utils/unique_vector_test.cc
-    validator/validator_function_test.cc
-    validator/validator_test.cc
     validator/validator_test_helper.cc
     validator/validator_test_helper.h
     writer/append_vector_test.cc
diff --git a/src/resolver/function_validation_test.cc b/src/resolver/function_validation_test.cc
index 018e6bb..562dc4c 100644
--- a/src/resolver/function_validation_test.cc
+++ b/src/resolver/function_validation_test.cc
@@ -45,6 +45,24 @@
             "12:34 error v-0016: function names must be unique 'func'");
 }
 
+TEST_F(ResolverFunctionValidationTest,
+       VoidFunctionEndWithoutReturnStatement_Pass) {
+  // [[stage(vertex)]]
+  // fn func -> void { var a:i32 = 2; }
+  auto* var = Var("a", ty.i32(), ast::StorageClass::kNone, Expr(2));
+
+  Func(Source{Source::Location{12, 34}}, "func", ast::VariableList{},
+       ty.void_(),
+       ast::StatementList{
+           create<ast::VariableDeclStatement>(var),
+       },
+       ast::DecorationList{
+           create<ast::StageDecoration>(ast::PipelineStage::kVertex),
+       });
+
+  EXPECT_TRUE(r()->Resolve()) << r()->error();
+}
+
 TEST_F(ResolverFunctionValidationTest, FunctionEndWithoutReturnStatement_Fail) {
   // fn func -> int { var a:i32 = 2; }
 
@@ -63,6 +81,20 @@
 }
 
 TEST_F(ResolverFunctionValidationTest,
+       VoidFunctionEndWithoutReturnStatementEmptyBody_Pass) {
+  // [[stage(vertex)]]
+  // fn func -> void {}
+
+  Func(Source{Source::Location{12, 34}}, "func", ast::VariableList{},
+       ty.void_(), ast::StatementList{},
+       ast::DecorationList{
+           create<ast::StageDecoration>(ast::PipelineStage::kVertex),
+       });
+
+  EXPECT_TRUE(r()->Resolve()) << r()->error();
+}
+
+TEST_F(ResolverFunctionValidationTest,
        FunctionEndWithoutReturnStatementEmptyBody_Fail) {
   // fn func -> int {}
 
@@ -201,5 +233,43 @@
             "point");
 }
 
+TEST_F(ResolverFunctionValidationTest, NoPipelineEntryPoints) {
+  Func("vtx_func", ast::VariableList{}, ty.void_(),
+       ast::StatementList{
+           create<ast::ReturnStatement>(),
+       },
+       ast::DecorationList{});
+
+  EXPECT_TRUE(r()->Resolve()) << r()->error();
+}
+
+TEST_F(ResolverFunctionValidationTest, FunctionVarInitWithParam) {
+  // fn foo(bar : f32) -> void{
+  //   var baz : f32 = bar;
+  // }
+
+  auto* bar = Var("bar", ty.f32(), ast::StorageClass::kFunction);
+  auto* baz = Var("baz", ty.f32(), ast::StorageClass::kFunction, Expr("bar"));
+
+  Func("foo", ast::VariableList{bar}, ty.void_(), ast::StatementList{Decl(baz)},
+       ast::DecorationList{});
+
+  EXPECT_TRUE(r()->Resolve()) << r()->error();
+}
+
+TEST_F(ResolverFunctionValidationTest, FunctionConstInitWithParam) {
+  // fn foo(bar : f32) -> void{
+  //   const baz : f32 = bar;
+  // }
+
+  auto* bar = Var("bar", ty.f32(), ast::StorageClass::kFunction);
+  auto* baz = Const("baz", ty.f32(), Expr("bar"));
+
+  Func("foo", ast::VariableList{bar}, ty.void_(), ast::StatementList{Decl(baz)},
+       ast::DecorationList{});
+
+  EXPECT_TRUE(r()->Resolve()) << r()->error();
+}
+
 }  // namespace
 }  // namespace tint
diff --git a/src/resolver/type_validation_test.cc b/src/resolver/type_validation_test.cc
index ee4144c..4ea6567 100644
--- a/src/resolver/type_validation_test.cc
+++ b/src/resolver/type_validation_test.cc
@@ -26,6 +26,28 @@
 class ResolverTypeValidationTest : public resolver::TestHelper,
                                    public testing::Test {};
 
+TEST_F(ResolverTypeValidationTest, VariableDeclNoConstructor_Pass) {
+  // {
+  // var a :i32;
+  // a = 2;
+  // }
+  auto* var = Var("a", ty.i32(), ast::StorageClass::kNone, nullptr);
+  auto* lhs = Expr("a");
+  auto* rhs = Expr(2);
+
+  auto* body = create<ast::BlockStatement>(ast::StatementList{
+      create<ast::VariableDeclStatement>(var),
+      create<ast::AssignmentStatement>(Source{Source::Location{12, 34}}, lhs,
+                                       rhs),
+  });
+
+  WrapInFunction(body);
+
+  EXPECT_TRUE(r()->Resolve()) << r()->error();
+  ASSERT_NE(TypeOf(lhs), nullptr);
+  ASSERT_NE(TypeOf(rhs), nullptr);
+}
+
 TEST_F(ResolverTypeValidationTest, GlobalVariableWithStorageClass_Pass) {
   // var<in> global_var: f32;
   Global(Source{{12, 34}}, "global_var", ty.f32(), ast::StorageClass::kInput);
diff --git a/src/validator/validator_function_test.cc b/src/validator/validator_function_test.cc
deleted file mode 100644
index 00c7401..0000000
--- a/src/validator/validator_function_test.cc
+++ /dev/null
@@ -1,104 +0,0 @@
-// Copyright 2020 The Tint Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include "src/ast/stage_decoration.h"
-#include "src/validator/validator_test_helper.h"
-
-namespace tint {
-namespace {
-
-class ValidateFunctionTest : public ValidatorTestHelper,
-                             public testing::Test {};
-
-TEST_F(ValidateFunctionTest, VoidFunctionEndWithoutReturnStatement_Pass) {
-  // [[stage(vertex)]]
-  // fn func -> void { var a:i32 = 2; }
-  auto* var = Var("a", ty.i32(), ast::StorageClass::kNone, Expr(2));
-
-  Func(Source{Source::Location{12, 34}}, "func", ast::VariableList{},
-       ty.void_(),
-       ast::StatementList{
-           create<ast::VariableDeclStatement>(var),
-       },
-       ast::DecorationList{
-           create<ast::StageDecoration>(ast::PipelineStage::kVertex),
-       });
-
-  ValidatorImpl& v = Build();
-
-  EXPECT_TRUE(v.Validate());
-}
-
-TEST_F(ValidateFunctionTest,
-       VoidFunctionEndWithoutReturnStatementEmptyBody_Pass) {
-  // [[stage(vertex)]]
-  // fn func -> void {}
-
-  Func(Source{Source::Location{12, 34}}, "func", ast::VariableList{},
-       ty.void_(), ast::StatementList{},
-       ast::DecorationList{
-           create<ast::StageDecoration>(ast::PipelineStage::kVertex),
-       });
-
-  ValidatorImpl& v = Build();
-
-  EXPECT_TRUE(v.Validate());
-}
-
-TEST_F(ValidateFunctionTest, NoPipelineEntryPoints) {
-  Func("vtx_func", ast::VariableList{}, ty.void_(),
-       ast::StatementList{
-           create<ast::ReturnStatement>(),
-       },
-       ast::DecorationList{});
-
-  ValidatorImpl& v = Build();
-
-  EXPECT_TRUE(v.Validate()) << v.error();
-}
-
-TEST_F(ValidateFunctionTest, FunctionVarInitWithParam) {
-  // fn foo(bar : f32) -> void{
-  //   var baz : f32 = bar;
-  // }
-
-  auto* bar = Var("bar", ty.f32(), ast::StorageClass::kFunction);
-  auto* baz = Var("baz", ty.f32(), ast::StorageClass::kFunction, Expr("bar"));
-
-  Func("foo", ast::VariableList{bar}, ty.void_(), ast::StatementList{Decl(baz)},
-       ast::DecorationList{});
-
-  ValidatorImpl& v = Build();
-
-  EXPECT_TRUE(v.Validate()) << v.error();
-}
-
-TEST_F(ValidateFunctionTest, FunctionConstInitWithParam) {
-  // fn foo(bar : f32) -> void{
-  //   const baz : f32 = bar;
-  // }
-
-  auto* bar = Var("bar", ty.f32(), ast::StorageClass::kFunction);
-  auto* baz = Const("baz", ty.f32(), Expr("bar"));
-
-  Func("foo", ast::VariableList{bar}, ty.void_(), ast::StatementList{Decl(baz)},
-       ast::DecorationList{});
-
-  ValidatorImpl& v = Build();
-
-  EXPECT_TRUE(v.Validate()) << v.error();
-}
-
-}  // namespace
-}  // namespace tint
diff --git a/src/validator/validator_test.cc b/src/validator/validator_test.cc
deleted file mode 100644
index c13a8f7..0000000
--- a/src/validator/validator_test.cc
+++ /dev/null
@@ -1,50 +0,0 @@
-// Copyright 2020 The Tint Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include "src/ast/if_statement.h"
-#include "src/ast/stage_decoration.h"
-#include "src/validator/validator_test_helper.h"
-
-namespace tint {
-namespace {
-
-class ValidatorTest : public ValidatorTestHelper, public testing::Test {};
-
-TEST_F(ValidatorTest, VariableDeclNoConstructor_Pass) {
-  // {
-  // var a :i32;
-  // a = 2;
-  // }
-  auto* var = Var("a", ty.i32(), ast::StorageClass::kNone, nullptr);
-  auto* lhs = Expr("a");
-  auto* rhs = Expr(2);
-
-  auto* body = create<ast::BlockStatement>(ast::StatementList{
-      create<ast::VariableDeclStatement>(var),
-      create<ast::AssignmentStatement>(Source{Source::Location{12, 34}}, lhs,
-                                       rhs),
-  });
-
-  WrapInFunction(body);
-
-  ValidatorImpl& v = Build();
-
-  ASSERT_NE(TypeOf(lhs), nullptr);
-  ASSERT_NE(TypeOf(rhs), nullptr);
-
-  EXPECT_TRUE(v.ValidateStatements(body)) << v.error();
-}
-
-}  // namespace
-}  // namespace tint
diff --git a/test/BUILD.gn b/test/BUILD.gn
index cb6546a..64dcf38 100644
--- a/test/BUILD.gn
+++ b/test/BUILD.gn
@@ -225,8 +225,6 @@
     "../src/utils/tmpfile.h",
     "../src/utils/tmpfile_test.cc",
     "../src/utils/unique_vector_test.cc",
-    "../src/validator/validator_function_test.cc",
-    "../src/validator/validator_test.cc",
     "../src/validator/validator_test_helper.cc",
     "../src/validator/validator_test_helper.h",
     "../src/writer/append_vector_test.cc",