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1 | // Licensed to the Apache Software Foundation (ASF) under one |
2 | // or more contributor license agreements. See the NOTICE file | |
3 | // distributed with this work for additional information | |
4 | // regarding copyright ownership. The ASF licenses this file | |
5 | // to you under the Apache License, Version 2.0 (the | |
6 | // "License"); you may not use this file except in compliance | |
7 | // with the License. You may obtain a copy of the License at | |
8 | // | |
9 | // http://www.apache.org/licenses/LICENSE-2.0 | |
10 | // | |
11 | // Unless required by applicable law or agreed to in writing, | |
12 | // software distributed under the License is distributed on an | |
13 | // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
14 | // KIND, either express or implied. See the License for the | |
15 | // specific language governing permissions and limitations | |
16 | // under the License. | |
17 | ||
18 | #include <memory> | |
19 | #include <string> | |
20 | #include <vector> | |
21 | ||
22 | #include <gtest/gtest.h> | |
23 | ||
24 | #include "arrow/compute/function.h" | |
25 | #include "arrow/compute/registry.h" | |
26 | #include "arrow/result.h" | |
27 | #include "arrow/status.h" | |
28 | #include "arrow/testing/gtest_util.h" | |
29 | #include "arrow/util/macros.h" | |
30 | ||
31 | namespace arrow { | |
32 | namespace compute { | |
33 | ||
34 | class TestRegistry : public ::testing::Test { | |
35 | public: | |
36 | void SetUp() { registry_ = FunctionRegistry::Make(); } | |
37 | ||
38 | protected: | |
39 | std::unique_ptr<FunctionRegistry> registry_; | |
40 | }; | |
41 | ||
42 | TEST_F(TestRegistry, CreateBuiltInRegistry) { | |
43 | // This does DCHECK_OK internally for now so this will fail in debug builds | |
44 | // if there is a problem initializing the global function registry | |
45 | FunctionRegistry* registry = GetFunctionRegistry(); | |
46 | ARROW_UNUSED(registry); | |
47 | } | |
48 | ||
49 | TEST_F(TestRegistry, Basics) { | |
50 | ASSERT_EQ(0, registry_->num_functions()); | |
51 | ||
52 | std::shared_ptr<Function> func = | |
53 | std::make_shared<ScalarFunction>("f1", Arity::Unary(), /*doc=*/nullptr); | |
54 | ASSERT_OK(registry_->AddFunction(func)); | |
55 | ASSERT_EQ(1, registry_->num_functions()); | |
56 | ||
57 | func = std::make_shared<VectorFunction>("f0", Arity::Binary(), /*doc=*/nullptr); | |
58 | ASSERT_OK(registry_->AddFunction(func)); | |
59 | ASSERT_EQ(2, registry_->num_functions()); | |
60 | ||
61 | ASSERT_OK_AND_ASSIGN(std::shared_ptr<const Function> f1, registry_->GetFunction("f1")); | |
62 | ASSERT_EQ("f1", f1->name()); | |
63 | ||
64 | // Non-existent function | |
65 | ASSERT_RAISES(KeyError, registry_->GetFunction("f2")); | |
66 | ||
67 | // Try adding a function with name collision | |
68 | func = std::make_shared<ScalarAggregateFunction>("f1", Arity::Unary(), /*doc=*/nullptr); | |
69 | ASSERT_RAISES(KeyError, registry_->AddFunction(func)); | |
70 | ||
71 | // Allow overwriting by flag | |
72 | ASSERT_OK(registry_->AddFunction(func, /*allow_overwrite=*/true)); | |
73 | ASSERT_OK_AND_ASSIGN(f1, registry_->GetFunction("f1")); | |
74 | ASSERT_EQ(Function::SCALAR_AGGREGATE, f1->kind()); | |
75 | ||
76 | std::vector<std::string> expected_names = {"f0", "f1"}; | |
77 | ASSERT_EQ(expected_names, registry_->GetFunctionNames()); | |
78 | ||
79 | // Aliases | |
80 | ASSERT_RAISES(KeyError, registry_->AddAlias("f33", "f3")); | |
81 | ASSERT_OK(registry_->AddAlias("f11", "f1")); | |
82 | ASSERT_OK_AND_ASSIGN(std::shared_ptr<const Function> f2, registry_->GetFunction("f11")); | |
83 | ASSERT_EQ(func, f2); | |
84 | } | |
85 | ||
86 | } // namespace compute | |
87 | } // namespace arrow |