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Merge pull request #82 from usnistgov/rebase-track-order
Add option to track order of attributes and fields
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,115 @@ | ||
| #!/usr/bin/env node | ||
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| import { strict as assert } from 'assert'; | ||
| import { existsSync, mkdirSync, unlinkSync } from 'fs'; | ||
| import { join } from 'path'; | ||
| import h5wasm from "h5wasm/node"; | ||
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| async function test_track_order() { | ||
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| await h5wasm.ready; | ||
| const PATH = join(".", "test", "tmp"); | ||
| const TRACKED_FILEPATH = join(PATH, "track_order.h5"); | ||
| const UNTRACKED_FILEPATH = join(PATH, "untrack_order.h5"); | ||
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| const VALUES = [3,2,1]; | ||
| const DATA = new Float32Array(VALUES); | ||
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| if (!(existsSync(PATH))) { | ||
| mkdirSync(PATH); | ||
| } | ||
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| // write with tracking on | ||
| { | ||
| const write_file = new h5wasm.File(TRACKED_FILEPATH, "w", true); | ||
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| // create attributes with names in reverse alphabetical order: | ||
| write_file.create_attribute("c", "first attribute"); | ||
| write_file.create_attribute("b", "second attribute"); | ||
| write_file.create_attribute("a", "third attribute"); | ||
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| // create datasets with names in reverse alphabetical order: | ||
| write_file.create_dataset({name: "c_data", data: DATA}); | ||
| write_file.create_dataset({name: "b_data", data: DATA}); | ||
| const a_data = write_file.create_dataset({name: "a_data", data: DATA, track_order: true}); | ||
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| // create attributes with names in reverse alphabetical order: | ||
| a_data.create_attribute("c", "first attribute"); | ||
| a_data.create_attribute("b", "second attribute"); | ||
| a_data.create_attribute("a", "third attribute"); | ||
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| write_file.flush(); | ||
| write_file.close(); | ||
| } | ||
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| // write with tracking off | ||
| { | ||
| const write_file = new h5wasm.File(UNTRACKED_FILEPATH, "w", false); | ||
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| // create attributes with names in reverse alphabetical order: | ||
| write_file.create_attribute("c", "first attribute"); | ||
| write_file.create_attribute("b", "second attribute"); | ||
| write_file.create_attribute("a", "third attribute"); | ||
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| // create datasets with names in reverse alphabetical order: | ||
| write_file.create_dataset({name: "c_data", data: DATA}); | ||
| write_file.create_dataset({name: "b_data", data: DATA}); | ||
| const a_data = write_file.create_dataset({name: "a_data", data: DATA, track_order: false}); | ||
|
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| // create attributes with names in reverse alphabetical order: | ||
| a_data.create_attribute("c", "first attribute"); | ||
| a_data.create_attribute("b", "second attribute"); | ||
| a_data.create_attribute("a", "third attribute"); | ||
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| write_file.flush(); | ||
| write_file.close(); | ||
| } | ||
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| // read with tracking on | ||
| { | ||
| const read_file = new h5wasm.File(TRACKED_FILEPATH, "r"); | ||
|
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| // check that attrs are in original order: | ||
| assert.deepEqual(Object.keys(read_file.attrs), ["c", "b", "a"]); | ||
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| // check that datasets are in original order: | ||
| assert.deepEqual(read_file.keys(), ["c_data", "b_data", "a_data"]); | ||
|
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| // check that attrs of dataset are in original order: | ||
| const dataset_attrs = read_file.get("a_data").attrs; | ||
| assert.deepEqual(Object.keys(dataset_attrs), ["c", "b", "a"]); | ||
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| read_file.close() | ||
| } | ||
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| // read with tracking off | ||
| { | ||
| const read_file = new h5wasm.File(UNTRACKED_FILEPATH, "r"); | ||
|
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| // check that attrs are in alphabetical (not original) order: | ||
| assert.deepEqual(Object.keys(read_file.attrs), ["a", "b", "c"]); | ||
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| // check that datasets are in alphabetical (not original) order: | ||
| assert.deepEqual(read_file.keys(), ["a_data", "b_data", "c_data"]); | ||
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| // check that attrs of dataset are in alphabetical (not original) order: | ||
| const dataset_attrs = read_file.get("a_data").attrs; | ||
| assert.deepEqual(Object.keys(dataset_attrs), ["a", "b", "c"]); | ||
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| read_file.close() | ||
| } | ||
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| // cleanup file when finished: | ||
| unlinkSync(TRACKED_FILEPATH); | ||
| unlinkSync(UNTRACKED_FILEPATH); | ||
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| } | ||
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| export const tests = [ | ||
| { | ||
| description: "Create and read attrs and datasets with and without track_order", | ||
| test: test_track_order | ||
| }, | ||
| ]; | ||
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| export default tests; |