[Mlir-commits] [mlir] [mlir][ods] Enable basic string interpolation in constraint summary. (PR #153603)

[Jacques Pienaar]

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@@ -0,0 +1,29 @@
+//===- CodeGenHelpersTest.cpp - TableGen CodeGenHelpers Utility Tests -----===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "mlir/TableGen/CodeGenHelpers.h"
+#include "mlir/TableGen/Format.h"
+#include "gmock/gmock.h"
+
+using mlir::tblgen::buildErrorStreamingString;
+using mlir::tblgen::ErrorStreamType;
+using mlir::tblgen::FmtContext;
+using ::testing::StrEq;
+
+TEST(CodeGenHelpersTest, BuildErrorStreamingString) {
+  FmtContext ctx;
+  ctx.withSelf("this_thing");
+  std::string result1 =
+      buildErrorStreamingString("here {{reformat($_self)}} is block", ctx,
+                                ErrorStreamType::InsideOpError);
+  EXPECT_THAT(result1,
+              StrEq("here \") << reformat(this_thing) << (\" is block"));
+  std::string result2 = buildErrorStreamingString(
+      "here {{reformat($_self)}} is block", ctx, ErrorStreamType::InString);
+  EXPECT_THAT(result2, StrEq("here \" << reformat(this_thing) << \" is block"));
+}
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jpienaar wrote:

This was one where it was just more obvious that I'm testing both kind of ErrorStreamType while the other one its a bit indirect which path was followed. So made it just much simpler to do simple coverage testing.

https://github.com/llvm/llvm-project/pull/153603