def known_commits(self):
with temporary_dir(root_dir=get_buildroot()) as worktree:
with safe_open(os.path.join(worktree, 'README'), 'w') as fp:
fp.write('Just a test tree.')
with initialize_repo(worktree=worktree, gitdir=os.path.join(worktree, '.git')) as git:
src_file = os.path.join(worktree, 'src/java/org/pantsbuild/Class.java')
with safe_open(src_file, 'w') as fp:
fp.write(dedent("""
package org.pantsbuild;
class Class {
static final int MEANING_OF_LIFE = 42;
}
"""))
src_build_file = os.path.join(worktree, 'src/java/org/pantsbuild/BUILD')
with safe_open(src_build_file, 'w') as fp:
fp.write("java_library(name='pantsbuild', sources=['Class.java'])")
git.add(src_file, src_build_file)
git.commit('Introduce Class.')
test_file = os.path.join(worktree, 'tests/java/org/pantsbuild/ClassTest.java')
with safe_open(test_file, 'w') as fp:
fp.write(dedent("""
package org.pantsbuild;
import org.junit.Assert;
import org.junit.Test;
public class ClassTest {
@Test public void test() {
Assert.assertEquals(42, Class.MEANING_OF_LIFE);
}
}
"""))
test_build_file = os.path.join(worktree, 'tests/java/org/pantsbuild/BUILD')
with safe_open(test_build_file, 'w') as fp:
fp.write(dedent(f"""
jar_library(name='junit', jars=[jar('junit', 'junit', '4.12')])
junit_tests(
name='pantsbuild',
sources=['ClassTest.java'],
dependencies=[
':junit',
'{os.path.relpath(os.path.dirname(src_build_file), get_buildroot())}'
]
)
"""))
git.add(test_file, test_build_file)
git.commit('Introduce ClassTest.')
yield
def _create_tiny_git_repo(self, *, copy_files: Optional[Sequence[Path]] = None):
with temporary_dir() as gitdir, temporary_dir() as worktree:
# A tiny little fake git repo we will set up. initialize_repo() requires at least one file.
Path(worktree, "README").touch()
# The contextmanager interface is only necessary if an explicit gitdir is not provided.
with initialize_repo(worktree, gitdir=gitdir) as git:
if copy_files is not None:
for fp in copy_files:
new_fp = Path(worktree, fp)
safe_mkdir_for(str(new_fp))
shutil.copy(fp, new_fp)
yield git, worktree, gitdir
def create_isolated_git_repo():
# Isolated Git Repo Structure:
# worktree
# |--README
# |--pants.toml
# |--src
# |--resources
# |--org/pantsbuild/resourceonly
# |--BUILD
# |--README.md
# |--python
# |--python_targets
# |--BUILD
# |--test_binary.py
# |--test_library.py
# |--test_unclaimed_src.py
# |--sources
# |--BUILD
# |--sources.py
# |--sources.txt
with temporary_dir(root_dir=get_buildroot()) as worktree:
def create_file(path, content):
"""Creates a file in the isolated git repo."""
return create_file_in(worktree, path, content)
def copy_into(path, to_path=None):
"""Copies a file from the real git repo into the isolated git repo."""
write_path = os.path.join(worktree, to_path or path)
if os.path.isfile(path):
safe_mkdir(os.path.dirname(write_path))
shutil.copyfile(path, write_path)
else:
shutil.copytree(path, write_path)
return write_path
create_file("README", "N.B. This is just a test tree.")
create_file(
"pants.toml",
f"""
[GLOBAL]
pythonpath = ["{get_buildroot()}/pants-plugins/src/python"]
backend_packages2.add = ["pants.backend.python", "internal_backend.utilities"]
""",
)
copy_into(".gitignore")
with initialize_repo(worktree=worktree, gitdir=os.path.join(worktree, ".git")) as git:
def add_to_git(commit_msg, *files):
git.add(*files)
git.commit(commit_msg)
add_to_git(
"resource file",
create_file(
"src/resources/org/pantsbuild/resourceonly/BUILD",
"""
resources(
name='resource',
sources=['README.md']
)
""",
),
create_file(
"src/resources/org/pantsbuild/resourceonly/README.md", "Just a resource."
),
)
add_to_git(
"python targets",
copy_into("testprojects/src/python/python_targets", "src/python/python_targets"),
)
add_to_git(
'a python_library with resources=["filename"]',
copy_into("testprojects/src/python/sources", "src/python/sources"),
)
with environment_as(PANTS_BUILDROOT_OVERRIDE=worktree):
yield worktree
def create_isolated_git_repo():
# Isolated Git Repo Structure:
# worktree
# |--README
# |--pants.ini
# |--3rdparty
# |--BUILD
# |--src
# |--resources
# |--org/pantsbuild/resourceonly
# |--BUILD
# |--README.md
# |--java
# |--org/pantsbuild/helloworld
# |--BUILD
# |--helloworld.java
# |--python
# |--python_targets
# |--BUILD
# |--test_binary.py
# |--test_library.py
# |--test_unclaimed_src.py
# |--sources
# |--BUILD
# |--sources.py
# |--sources.txt
# |--tests
# |--scala
# |--org/pantsbuild/cp-directories
# |--BUILD
# |--ClasspathDirectoriesSpec.scala
with temporary_dir(root_dir=get_buildroot()) as worktree:
def create_file(path, content):
"""Creates a file in the isolated git repo."""
return create_file_in(worktree, path, content)
def copy_into(path, to_path=None):
"""Copies a file from the real git repo into the isolated git repo."""
write_path = os.path.join(worktree, to_path or path)
if os.path.isfile(path):
safe_mkdir(os.path.dirname(write_path))
shutil.copyfile(path, write_path)
else:
shutil.copytree(path, write_path)
return write_path
create_file('README', 'N.B. This is just a test tree.')
create_file('pants.ini',
"""
[GLOBAL]
pythonpath: [
"{0}/contrib/go/src/python",
"{0}/pants-plugins/src/python"
]
backend_packages: +[
"internal_backend.utilities",
"pants.contrib.go"
]
""".format(get_buildroot())
)
copy_into('.gitignore')
with initialize_repo(worktree=worktree, gitdir=os.path.join(worktree, '.git')) as git:
def add_to_git(commit_msg, *files):
git.add(*files)
git.commit(commit_msg)
add_to_git('a go target with default sources',
create_file('src/go/tester/BUILD', 'go_binary()'),
create_file('src/go/tester/main.go',
"""
package main
import "fmt"
func main() {
fmt.Println("hello, world")
}
"""
)
)
add_to_git('resource file',
create_file('src/resources/org/pantsbuild/resourceonly/BUILD',
"""
resources(
name='resource',
sources=['README.md']
)
"""
),
create_file('src/resources/org/pantsbuild/resourceonly/README.md', 'Just a resource.')
)
add_to_git('hello world java program with a dependency on a resource file',
create_file('src/java/org/pantsbuild/helloworld/BUILD',
"""
jvm_binary(
dependencies=[
'src/resources/org/pantsbuild/resourceonly:resource',
],
source='helloworld.java',
main='org.pantsbuild.helloworld.HelloWorld',
)
"""
),
create_file('src/java/org/pantsbuild/helloworld/helloworld.java',
"""
package org.pantsbuild.helloworld;
class HelloWorld {
public static void main(String[] args) {
System.out.println("Hello, World!\n");
}
}
"""
)
)
add_to_git('scala test target',
copy_into(
'testprojects/tests/scala/org/pantsbuild/testproject/cp-directories',
'tests/scala/org/pantsbuild/cp-directories'
)
)
add_to_git('python targets',
copy_into('testprojects/src/python/python_targets', 'src/python/python_targets')
)
add_to_git('a python_library with resources=["filename"]',
copy_into('testprojects/src/python/sources', 'src/python/sources')
)
add_to_git('3rdparty/BUILD', copy_into('3rdparty/BUILD'))
with environment_as(PANTS_BUILDROOT_OVERRIDE=worktree):
yield worktree