tools/src/cmd/cts/common/paths.go

// Copyright 2022 The Dawn & Tint Authors
//
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// modification, are permitted provided that the following conditions are met:
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// 1. Redistributions of source code must retain the above copyright notice, this
//    list of conditions and the following disclaimer.
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//    this list of conditions and the following disclaimer in the documentation
//    and/or other materials provided with the distribution.
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// 3. Neither the name of the copyright holder nor the names of its
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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package common

import (
	"os"
	"path/filepath"

	"dawn.googlesource.com/dawn/tools/src/fileutils"
)

const (
	// RelativeExpectationsPath is the dawn-root relative path to the
	// expectations.txt file.
	RelativeExpectationsPath = "webgpu-cts/expectations.txt"

	// RelativeSlowExpectationsPath is the dawn-root relative path to the
	// slow_tests.txt file.
	RelativeSlowExpectationsPath = "webgpu-cts/slow_tests.txt"

	// RelativeTestListPath is the dawn-root relative path to the
	// test_list.txt file.
	RelativeTestListPath = "third_party/gn/webgpu-cts/test_list.txt"
)

// DefaultExpectationsPath returns the default path to the expectations.txt
// file. Returns an empty string if the file cannot be found.
func DefaultExpectationsPath() string {
	path := filepath.Join(fileutils.DawnRoot(), RelativeExpectationsPath)
	if _, err := os.Stat(path); err != nil {
		return ""
	}
	return path
}

// DefaultSlowExpectationsPath returns the default path to the slow_tests.txt
// file. Returns an empty string if the file cannot be found.
func DefaultSlowExpectationsPath() string {
	path := filepath.Join(fileutils.DawnRoot(), RelativeSlowExpectationsPath)
	if _, err := os.Stat(path); err != nil {
		return ""
	}
	return path
}

// DefaultTestListPath returns the default path to the test_list.txt
// file. Returns an empty string if the file cannot be found.
func DefaultTestListPath() string {
	path := filepath.Join(fileutils.DawnRoot(), RelativeTestListPath)
	if _, err := os.Stat(path); err != nil {
		return ""
	}
	return path
}