Function HasSubstr

tensorflow/core/graph/subgraph_test.cc:315–319

}

static bool HasSubstr(StringPiece base, StringPiece substr) {
  bool ok = absl::StrContains(base, substr);
  EXPECT_TRUE(ok) << base << ", expected substring " << substr;
  return ok;
}

TEST_F(SubgraphTest, Errors) {
  ExpectOK(