This repository has been archived by the owner on Feb 18, 2024. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 223
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
1 parent
add3e2a
commit 16287b2
Showing
4 changed files
with
105 additions
and
100 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,89 +1,3 @@ | ||
| // Licensed to the Apache Software Foundation (ASF) under one | ||
| // or more contributor license agreements. See the NOTICE file | ||
| // distributed with this work for additional information | ||
| // regarding copyright ownership. The ASF licenses this file | ||
| // to you 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. | ||
|
|
||
| //! Utils to make testing easier | ||
|
|
||
| use std::{env, error::Error, path::PathBuf}; | ||
|
|
||
| /// Returns the arrow test data directory, which is by default stored | ||
| /// in a git submodule rooted at `arrow/testing/data`. | ||
| /// | ||
| /// The default can be overridden by the optional environment | ||
| /// variable `ARROW_TEST_DATA` | ||
| /// | ||
| /// panics when the directory can not be found. | ||
| /// | ||
| /// Example: | ||
| /// ``` | ||
| /// let testdata = arrow::util::test_util::arrow_test_data(); | ||
| /// let csvdata = format!("{}/csv/aggregate_test_100.csv", testdata); | ||
| /// assert!(std::path::PathBuf::from(csvdata).exists()); | ||
| /// ``` | ||
| pub fn arrow_test_data() -> String { | ||
| match get_data_dir("ARROW_TEST_DATA", "testing/arrow-testing/data") { | ||
| Ok(pb) => pb.display().to_string(), | ||
| Err(err) => panic!("failed to get arrow data dir: {}", err), | ||
| } | ||
| } | ||
|
|
||
| /// Returns a directory path for finding test data. | ||
| /// | ||
| /// udf_env: name of an environment variable | ||
| /// | ||
| /// submodule_dir: fallback path (relative to CARGO_MANIFEST_DIR) | ||
| /// | ||
| /// Returns either: | ||
| /// The path referred to in `udf_env` if that variable is set and refers to a directory | ||
| /// The submodule_data directory relative to CARGO_MANIFEST_PATH | ||
| fn get_data_dir(udf_env: &str, submodule_data: &str) -> Result<PathBuf, Box<dyn Error>> { | ||
| // Try user defined env. | ||
| if let Ok(dir) = env::var(udf_env) { | ||
| let trimmed = dir.trim().to_string(); | ||
| if !trimmed.is_empty() { | ||
| let pb = PathBuf::from(trimmed); | ||
| if pb.is_dir() { | ||
| return Ok(pb); | ||
| } else { | ||
| return Err(format!( | ||
| "the data dir `{}` defined by env {} not found", | ||
| pb.display().to_string(), | ||
| udf_env | ||
| ) | ||
| .into()); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| // The env is undefined or its value is trimmed to empty, let's try default dir. | ||
|
|
||
| // env "CARGO_MANIFEST_DIR" is "the directory containing the manifest of your package", | ||
| // set by `cargo run` or `cargo test`, see: | ||
| // https://doc.rust-lang.org/cargo/reference/environment-variables.html | ||
| let dir = env!("CARGO_MANIFEST_DIR"); | ||
|
|
||
| let pb = PathBuf::from(dir).join(submodule_data); | ||
| if pb.is_dir() { | ||
| Ok(pb) | ||
| } else { | ||
| Err(format!( | ||
| "env `{}` is undefined or has empty value, and the pre-defined data dir `{}` not found\n\ | ||
| HINT: try running `git submodule update --init`", | ||
| udf_env, | ||
| pb.display().to_string(), | ||
| ).into()) | ||
| } | ||
| "testing/arrow-testing/data".to_string() | ||
| } |