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Allow `[project]` to be missing from a `pyproject.toml` (#14113) 

Closes #8666 
Closes https://github.com/astral-sh/uv/issues/6838

---------

Co-authored-by: Zanie Blue <contact@zanie.dev>
This commit is contained in:
Aria Desires 2025-09-17 11:48:56 -04:00 committed by GitHub
parent fa50a5cede
commit 1943aba150
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
12 changed files with 920 additions and 50 deletions
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3
crates/uv-distribution/src/metadata/dependency_groups.rs
View File

@ -77,6 +77,7 @@ impl SourcedDependencyGroups {
SourceStrategy::Enabled => MemberDiscovery::default(),
SourceStrategy::Disabled => MemberDiscovery::None,
},
..DiscoveryOptions::default()
};
// The subsequent API takes an absolute path to the dir the pyproject is in
@ -84,7 +85,7 @@ impl SourcedDependencyGroups {
let absolute_pyproject_path =
std::path::absolute(pyproject_path).map_err(WorkspaceError::Normalize)?;
let project_dir = absolute_pyproject_path.parent().unwrap_or(&empty);
let project = VirtualProject::discover_defaulted(project_dir, &discovery, cache).await?;
let project = VirtualProject::discover(project_dir, &discovery, cache).await?;
// Collect the dependency groups.
let dependency_groups =

1
crates/uv-distribution/src/metadata/requires_dist.rs
View File

@ -61,6 +61,7 @@ impl RequiresDist {
SourceStrategy::Enabled => MemberDiscovery::default(),
SourceStrategy::Disabled => MemberDiscovery::None,
},
..DiscoveryOptions::default()
};
let Some(project_workspace) =
ProjectWorkspace::from_maybe_project_root(install_path, &discovery, cache).await?

5
crates/uv-workspace/src/lib.rs
View File

@ -1,6 +1,7 @@
pub use workspace::{
DiscoveryOptions, Editability, MemberDiscovery, ProjectWorkspace, RequiresPythonSources,
VirtualProject, Workspace, WorkspaceCache, WorkspaceError, WorkspaceMember,
DiscoveryOptions, Editability, MemberDiscovery, ProjectDiscovery, ProjectWorkspace,
RequiresPythonSources, VirtualProject, Workspace, WorkspaceCache, WorkspaceError,
WorkspaceMember,
};
pub mod dependency_groups;

75
crates/uv-workspace/src/workspace.rs
View File

@ -94,12 +94,51 @@ pub enum MemberDiscovery {
Ignore(BTreeSet<PathBuf>),
}
/// Whether a "project" must be defined via a `[project]` table.
#[derive(Debug, Default, Clone, Hash, PartialEq, Eq)]
pub enum ProjectDiscovery {
/// The `[project]` table is optional; when missing, the target is treated as virtual.
#[default]
Optional,
/// A `[project]` table must be defined, unless `[tool.uv.workspace]` is present indicating a
/// legacy non-project workspace root.
///
/// If neither is defined, discovery will fail.
Legacy,
/// A `[project]` table must be defined.
///
/// If not defined, discovery will fail.
Required,
}
impl ProjectDiscovery {
/// Whether a `[project]` table is required.
pub fn allows_implicit_workspace(&self) -> bool {
match self {
Self::Optional => true,
Self::Legacy => false,
Self::Required => false,
}
}
/// Whether a legacy workspace root is allowed.
pub fn allows_legacy_workspace(&self) -> bool {
match self {
Self::Optional => true,
Self::Legacy => true,
Self::Required => false,
}
}
}
#[derive(Debug, Default, Clone, Hash, PartialEq, Eq)]
pub struct DiscoveryOptions {
/// The path to stop discovery at.
pub stop_discovery_at: Option<PathBuf>,
/// The strategy to use when discovering workspace members.
pub members: MemberDiscovery,
/// The strategy to use when discovering the project.
pub project: ProjectDiscovery,
}
pub type RequiresPythonSources = BTreeMap<(PackageName, Option<GroupName>), VersionSpecifiers>;
@ -1561,13 +1600,13 @@ fn is_included_in_workspace(
/// A project that can be discovered.
///
/// The project could be a package within a workspace, a real workspace root, or a (legacy)
/// non-project workspace root, which can define its own dev dependencies.
/// The project could be a package within a workspace, a real workspace root, or a non-project
/// workspace root, which can define its own dev dependencies.
#[derive(Debug, Clone)]
pub enum VirtualProject {
/// A project (which could be a workspace root or member).
Project(ProjectWorkspace),
/// A (legacy) non-project workspace root.
/// A non-project workspace root.
NonProject(Workspace),
}
@ -1583,33 +1622,6 @@ impl VirtualProject {
path: &Path,
options: &DiscoveryOptions,
cache: &WorkspaceCache,
) -> Result<Self, WorkspaceError> {
Self::discover_impl(path, options, cache, false).await
}
/// Equivalent to [`VirtualProject::discover`] but consider it acceptable for
/// both `[project]` and `[tool.uv.workspace]` to be missing.
///
/// If they are, we act as if an empty `[tool.uv.workspace]` was found.
pub async fn discover_defaulted(
path: &Path,
options: &DiscoveryOptions,
cache: &WorkspaceCache,
) -> Result<Self, WorkspaceError> {
Self::discover_impl(path, options, cache, true).await
}
/// Find the current project or virtual workspace root, given the current directory.
///
/// Similar to calling [`ProjectWorkspace::discover`] with a fallback to [`Workspace::discover`],
/// but avoids rereading the `pyproject.toml` (and relying on error-handling as control flow).
///
/// This method requires an absolute path and panics otherwise.
async fn discover_impl(
path: &Path,
options: &DiscoveryOptions,
cache: &WorkspaceCache,
default_missing_workspace: bool,
) -> Result<Self, WorkspaceError> {
assert!(
path.is_absolute(),
@ -1656,6 +1668,7 @@ impl VirtualProject {
.as_ref()
.and_then(|tool| tool.uv.as_ref())
.and_then(|uv| uv.workspace.as_ref())
.filter(|_| options.project.allows_legacy_workspace())
{
// Otherwise, if it contains a `tool.uv.workspace` table, it's a non-project workspace
// root.
@ -1674,7 +1687,7 @@ impl VirtualProject {
.await?;
Ok(Self::NonProject(workspace))
} else if default_missing_workspace {
} else if options.project.allows_implicit_workspace() {
// Otherwise it's a pyproject.toml that maybe contains dependency-groups
// that we want to treat like a project/workspace to handle those uniformly
let project_path = std::path::absolute(project_root)

10
crates/uv/src/commands/project/version.rs
View File

@ -358,7 +358,10 @@ async fn find_target(
VirtualProject::Project(
Workspace::discover(
project_dir,
&DiscoveryOptions::default(),
&DiscoveryOptions {
project: uv_workspace::ProjectDiscovery::Required,
..DiscoveryOptions::default()
},
&WorkspaceCache::default(),
)
.await
@ -369,7 +372,10 @@ async fn find_target(
} else {
VirtualProject::discover(
project_dir,
&DiscoveryOptions::default(),
&DiscoveryOptions {
project: uv_workspace::ProjectDiscovery::Required,
..DiscoveryOptions::default()
},
&WorkspaceCache::default(),
)
.await

300
crates/uv/tests/it/edit.rs
View File

@ -4795,6 +4795,306 @@ fn add_non_project() -> Result<()> {
Ok(())
}
#[test]
fn add_virtual_empty() -> Result<()> {
// testing how `uv add` reacts to a pyproject with no `[project]` and nothing useful to it
let context = TestContext::new("3.12");
let pyproject_toml = context.temp_dir.child("pyproject.toml");
pyproject_toml.write_str(indoc! {r#"
[tool.mycooltool]
wow = "someconfig"
"#})?;
// Add normal dep (doesn't make sense)
uv_snapshot!(context.filters(), context.add()
.arg("sortedcontainers"), @r"
success: false
exit_code: 2
----- stdout -----
----- stderr -----
error: Project is missing a `[project]` table; add a `[project]` table to use production dependencies, or run `uv add --dev` instead
");
let pyproject_toml = context.read("pyproject.toml");
insta::with_settings!({
filters => context.filters(),
}, {
assert_snapshot!(
pyproject_toml, @r#"
[tool.mycooltool]
wow = "someconfig"
"#
);
});
// Add dependency-group (can make sense!)
uv_snapshot!(context.filters(), context.add()
.arg("sortedcontainers")
.arg("--group").arg("dev"), @r"
success: true
exit_code: 0
----- stdout -----
----- stderr -----
warning: No `requires-python` value found in the workspace. Defaulting to `>=3.12`.
Resolved 1 package in [TIME]
Prepared 1 package in [TIME]
Installed 1 package in [TIME]
+ sortedcontainers==2.4.0
");
let pyproject_toml = context.read("pyproject.toml");
insta::with_settings!({
filters => context.filters(),
}, {
assert_snapshot!(
pyproject_toml, @r#"
[tool.mycooltool]
wow = "someconfig"
[dependency-groups]
dev = [
"sortedcontainers>=2.4.0",
]
"#
);
});
Ok(())
}
#[test]
fn add_virtual_dependency_group() -> Result<()> {
// testing basic `uv add --group` functionality
// when the pyproject.toml is fully virtual (no `[project]`)
let context = TestContext::new("3.12");
let pyproject_toml = context.temp_dir.child("pyproject.toml");
pyproject_toml.write_str(indoc! {r#"
[dependency-groups]
foo = ["sortedcontainers"]
bar = ["iniconfig"]
dev = ["sniffio"]
"#})?;
// Add to existing group
uv_snapshot!(context.filters(), context.add()
.arg("sortedcontainers")
.arg("--group").arg("dev"), @r"
success: true
exit_code: 0
----- stdout -----
----- stderr -----
warning: No `requires-python` value found in the workspace. Defaulting to `>=3.12`.
Resolved 3 packages in [TIME]
Prepared 2 packages in [TIME]
Installed 2 packages in [TIME]
+ sniffio==1.3.1
+ sortedcontainers==2.4.0
");
let pyproject_toml = context.read("pyproject.toml");
insta::with_settings!({
filters => context.filters(),
}, {
assert_snapshot!(
pyproject_toml, @r#"
[dependency-groups]
foo = ["sortedcontainers"]
bar = ["iniconfig"]
dev = [
"sniffio",
"sortedcontainers>=2.4.0",
]
"#
);
});
// Add to new group
uv_snapshot!(context.filters(), context.add()
.arg("sortedcontainers")
.arg("--group").arg("baz"), @r"
success: true
exit_code: 0
----- stdout -----
----- stderr -----
warning: No `requires-python` value found in the workspace. Defaulting to `>=3.12`.
Resolved 3 packages in [TIME]
Audited 2 packages in [TIME]
");
let pyproject_toml = context.read("pyproject.toml");
insta::with_settings!({
filters => context.filters(),
}, {
assert_snapshot!(
pyproject_toml, @r#"
[dependency-groups]
foo = ["sortedcontainers"]
bar = ["iniconfig"]
dev = [
"sniffio",
"sortedcontainers>=2.4.0",
]
baz = [
"sortedcontainers>=2.4.0",
]
"#
);
});
Ok(())
}
#[test]
fn remove_virtual_empty() -> Result<()> {
// testing how `uv remove` reacts to a pyproject with no `[project]` and nothing useful to it
let context = TestContext::new("3.12");
let pyproject_toml = context.temp_dir.child("pyproject.toml");
pyproject_toml.write_str(
r#"
[tool.mycooltool]
wow = "someconfig"
"#,
)?;
// Remove normal dep (doesn't make sense)
uv_snapshot!(context.filters(), context.remove()
.arg("sortedcontainers"), @r"
success: false
exit_code: 2
----- stdout -----
----- stderr -----
error: The dependency `sortedcontainers` could not be found in `project.dependencies`
");
let pyproject_toml = context.read("pyproject.toml");
insta::with_settings!({
filters => context.filters(),
}, {
assert_snapshot!(
pyproject_toml, @r#"
[tool.mycooltool]
wow = "someconfig"
"#
);
});
// Remove dependency-group (can make sense, but nothing there!)
uv_snapshot!(context.filters(), context.remove()
.arg("sortedcontainers")
.arg("--group").arg("dev"), @r"
success: false
exit_code: 2
----- stdout -----
----- stderr -----
error: The dependency `sortedcontainers` could not be found in `tool.uv.dev-dependencies` or `tool.uv.dependency-groups.dev`
");
let pyproject_toml = context.read("pyproject.toml");
insta::with_settings!({
filters => context.filters(),
}, {
assert_snapshot!(
pyproject_toml, @r#"
[tool.mycooltool]
wow = "someconfig"
"#
);
});
Ok(())
}
#[test]
fn remove_virtual_dependency_group() -> Result<()> {
// testing basic `uv remove --group` functionality
// when the pyproject.toml is fully virtual (no `[project]`)
let context = TestContext::new("3.12");
let pyproject_toml = context.temp_dir.child("pyproject.toml");
pyproject_toml.write_str(indoc! {r#"
[dependency-groups]
foo = ["sortedcontainers"]
bar = ["iniconfig"]
dev = ["sniffio"]
"#})?;
// Remove from group
uv_snapshot!(context.filters(), context.remove()
.arg("sortedcontainers")
.arg("--group").arg("foo"), @r"
success: true
exit_code: 0
----- stdout -----
----- stderr -----
warning: No `requires-python` value found in the workspace. Defaulting to `>=3.12`.
Resolved 2 packages in [TIME]
Prepared 1 package in [TIME]
Installed 1 package in [TIME]
+ sniffio==1.3.1
");
let pyproject_toml = context.read("pyproject.toml");
insta::with_settings!({
filters => context.filters(),
}, {
assert_snapshot!(
pyproject_toml, @r#"
[dependency-groups]
foo = []
bar = ["iniconfig"]
dev = ["sniffio"]
"#
);
});
// Remove from non-existent group
uv_snapshot!(context.filters(), context.remove()
.arg("sortedcontainers")
.arg("--group").arg("baz"), @r"
success: false
exit_code: 2
----- stdout -----
----- stderr -----
error: The dependency `sortedcontainers` could not be found in `dependency-groups.baz`
");
let pyproject_toml = context.read("pyproject.toml");
insta::with_settings!({
filters => context.filters(),
}, {
assert_snapshot!(
pyproject_toml, @r#"
[dependency-groups]
foo = []
bar = ["iniconfig"]
dev = ["sniffio"]
"#
);
});
Ok(())
}
/// Add the same requirement multiple times.
#[test]
fn add_repeat() -> Result<()> {

96
crates/uv/tests/it/export.rs
View File

@ -1145,6 +1145,102 @@ fn requirements_txt_non_project() -> Result<()> {
Ok(())
}
#[test]
fn virtual_empty() -> Result<()> {
// testing how `uv export` reacts to a pyproject with no `[project]` and nothing useful to it
let context = TestContext::new("3.12");
let pyproject_toml = context.temp_dir.child("pyproject.toml");
pyproject_toml.write_str(indoc! {r#"
[tool.mycooltool]
wow = "someconfig"
"#})?;
uv_snapshot!(context.filters(), context.export(), @r"
success: true
exit_code: 0
----- stdout -----
# This file was autogenerated by uv via the following command:
# uv export --cache-dir [CACHE_DIR]
----- stderr -----
warning: No `requires-python` value found in the workspace. Defaulting to `>=3.12`.
Resolved in [TIME]
");
Ok(())
}
#[test]
fn virtual_dependency_group() -> Result<()> {
// testing basic `uv export --group` functionality
// when the pyproject.toml is fully virtual (no `[project]`)
let context = TestContext::new("3.12");
let pyproject_toml = context.temp_dir.child("pyproject.toml");
pyproject_toml.write_str(indoc! {r#"
[dependency-groups]
foo = ["sortedcontainers"]
bar = ["iniconfig"]
dev = ["sniffio"]
"#})?;
// default groups
uv_snapshot!(context.filters(), context.export(), @r"
success: true
exit_code: 0
----- stdout -----
# This file was autogenerated by uv via the following command:
# uv export --cache-dir [CACHE_DIR]
sniffio==1.3.1 \
--hash=sha256:2f6da418d1f1e0fddd844478f41680e794e6051915791a034ff65e5f100525a2 \
--hash=sha256:f4324edc670a0f49750a81b895f35c3adb843cca46f0530f79fc1babb23789dc
----- stderr -----
warning: No `requires-python` value found in the workspace. Defaulting to `>=3.12`.
Resolved 3 packages in [TIME]
");
// explicit --group
uv_snapshot!(context.filters(), context.export()
.arg("--group").arg("bar"), @r"
success: true
exit_code: 0
----- stdout -----
# This file was autogenerated by uv via the following command:
# uv export --cache-dir [CACHE_DIR] --group bar
iniconfig==2.0.0 \
--hash=sha256:2d91e135bf72d31a410b17c16da610a82cb55f6b0477d1a902134b24a455b8b3 \
--hash=sha256:b6a85871a79d2e3b22d2d1b94ac2824226a63c6b741c88f7ae975f18b6778374
sniffio==1.3.1 \
--hash=sha256:2f6da418d1f1e0fddd844478f41680e794e6051915791a034ff65e5f100525a2 \
--hash=sha256:f4324edc670a0f49750a81b895f35c3adb843cca46f0530f79fc1babb23789dc
----- stderr -----
warning: No `requires-python` value found in the workspace. Defaulting to `>=3.12`.
Resolved 3 packages in [TIME]
");
// explicit --only-group
uv_snapshot!(context.filters(), context.export()
.arg("--only-group").arg("foo"), @r"
success: true
exit_code: 0
----- stdout -----
# This file was autogenerated by uv via the following command:
# uv export --cache-dir [CACHE_DIR] --only-group foo
sortedcontainers==2.4.0 \
--hash=sha256:25caa5a06cc30b6b83d11423433f65d1f9d76c4c6a0c90e3379eaa43b9bfdb88 \
--hash=sha256:a163dcaede0f1c021485e957a39245190e74249897e2ae4b2aa38595db237ee0
----- stderr -----
warning: No `requires-python` value found in the workspace. Defaulting to `>=3.12`.
Resolved 3 packages in [TIME]
");
Ok(())
}
#[cfg(feature = "git")]
#[test]
fn requirements_txt_https_git_credentials() -> Result<()> {

174
crates/uv/tests/it/python_find.rs
View File

@ -413,6 +413,180 @@ fn python_find_project() {
");
}
#[test]
fn virtual_empty() {
// testing how `uv python find` reacts to a pyproject with no `[project]` and nothing useful to it
let context = TestContext::new_with_versions(&["3.10", "3.11", "3.12"]);
let pyproject_toml = context.temp_dir.child("pyproject.toml");
pyproject_toml
.write_str(indoc! {r#"
[tool.mycooltool]
wow = "someconfig"
"#})
.unwrap();
// Ask for the python
uv_snapshot!(context.filters(), context.python_find(), @r"
success: true
exit_code: 0
----- stdout -----
[PYTHON-3.10]
----- stderr -----
");
// Ask for the python (--no-project)
uv_snapshot!(context.filters(), context.python_find()
.arg("--no-project"), @r"
success: true
exit_code: 0
----- stdout -----
[PYTHON-3.10]
----- stderr -----
");
// Ask for specific python (3.11)
uv_snapshot!(context.filters(), context.python_find().arg("3.11"), @r"
success: true
exit_code: 0
----- stdout -----
[PYTHON-3.11]
----- stderr -----
");
// Create a pin
uv_snapshot!(context.filters(), context.python_pin().arg("3.12"), @r###"
success: true
exit_code: 0
----- stdout -----
Pinned `.python-version` to `3.12`
----- stderr -----
"###);
// Ask for the python
uv_snapshot!(context.filters(), context.python_find(), @r###"
success: true
exit_code: 0
----- stdout -----
[PYTHON-3.12]
----- stderr -----
"###);
// Ask for specific python (3.11)
uv_snapshot!(context.filters(), context.python_find().arg("3.11"), @r"
success: true
exit_code: 0
----- stdout -----
[PYTHON-3.11]
----- stderr -----
");
// Ask for the python (--no-project)
uv_snapshot!(context.filters(), context.python_find(), @r###"
success: true
exit_code: 0
----- stdout -----
[PYTHON-3.12]
----- stderr -----
"###);
}
#[test]
fn virtual_dependency_group() {
// testing basic `uv python find` functionality
// when the pyproject.toml is fully virtual (no `[project]`, but `[dependency-groups]` defined,
// which really shouldn't matter)
let context = TestContext::new_with_versions(&["3.10", "3.11", "3.12"]);
let pyproject_toml = context.temp_dir.child("pyproject.toml");
pyproject_toml
.write_str(indoc! {r#"
[dependency-groups]
foo = ["sortedcontainers"]
bar = ["iniconfig"]
dev = ["sniffio"]
"#})
.unwrap();
// Ask for the python
uv_snapshot!(context.filters(), context.python_find(), @r"
success: true
exit_code: 0
----- stdout -----
[PYTHON-3.10]
----- stderr -----
");
// Ask for the python (--no-project)
uv_snapshot!(context.filters(), context.python_find()
.arg("--no-project"), @r"
success: true
exit_code: 0
----- stdout -----
[PYTHON-3.10]
----- stderr -----
");
// Ask for specific python (3.11)
uv_snapshot!(context.filters(), context.python_find().arg("3.11"), @r"
success: true
exit_code: 0
----- stdout -----
[PYTHON-3.11]
----- stderr -----
");
// Create a pin
uv_snapshot!(context.filters(), context.python_pin().arg("3.12"), @r###"
success: true
exit_code: 0
----- stdout -----
Pinned `.python-version` to `3.12`
----- stderr -----
"###);
// Ask for the python
uv_snapshot!(context.filters(), context.python_find(), @r###"
success: true
exit_code: 0
----- stdout -----
[PYTHON-3.12]
----- stderr -----
"###);
// Ask for specific python (3.11)
uv_snapshot!(context.filters(), context.python_find().arg("3.11"), @r"
success: true
exit_code: 0
----- stdout -----
[PYTHON-3.11]
----- stderr -----
");
// Ask for the python (--no-project)
uv_snapshot!(context.filters(), context.python_find(), @r###"
success: true
exit_code: 0
----- stdout -----
[PYTHON-3.12]
----- stderr -----
"###);
}
#[test]
fn python_find_venv() {
let context: TestContext = TestContext::new_with_versions(&["3.11", "3.12"])

29
crates/uv/tests/it/run.rs
View File

@ -3313,9 +3313,9 @@ fn run_module_stdin() {
"###);
}
/// When the `pyproject.toml` file is invalid.
/// Test for how run reacts to a pyproject.toml without a `[project]`
#[test]
fn run_project_toml_error() -> Result<()> {
fn virtual_empty() -> Result<()> {
let context = TestContext::new("3.12")
.with_filtered_python_names()
.with_filtered_virtualenv_bin()
@ -3331,26 +3331,29 @@ fn run_project_toml_error() -> Result<()> {
let init = src.child("__init__.py");
init.touch()?;
// `run` should fail
// `run` should work fine
uv_snapshot!(context.filters(), context.run().arg("python").arg("-c").arg("import sys; print(sys.executable)"), @r"
success: false
exit_code: 2
----- stdout -----
----- stderr -----
error: No `project` table found in: `[TEMP_DIR]/pyproject.toml`
");
// `run --no-project` should not
uv_snapshot!(context.filters(), context.run().arg("--no-project").arg("python").arg("-c").arg("import sys; print(sys.executable)"), @r"
success: true
exit_code: 0
----- stdout -----
[VENV]/[BIN]/[PYTHON]
----- stderr -----
warning: No `requires-python` value found in the workspace. Defaulting to `>=3.12`.
Resolved in [TIME]
Audited in [TIME]
");
// `run --no-project` should also work fine
uv_snapshot!(context.filters(), context.run().arg("--no-project").arg("python").arg("-c").arg("import sys; print(sys.executable)"), @r###"
success: true
exit_code: 0
----- stdout -----
[VENV]/[BIN]/[PYTHON]
----- stderr -----
"###);
Ok(())
}

89
crates/uv/tests/it/sync.rs
View File

@ -5616,6 +5616,95 @@ fn virtual_no_build() -> Result<()> {
Ok(())
}
#[test]
fn virtual_empty() -> Result<()> {
// testing how `uv sync` reacts to a pyproject with no `[project]` and nothing useful to it
let context = TestContext::new("3.12");
let pyproject_toml = context.temp_dir.child("pyproject.toml");
pyproject_toml.write_str(indoc! {r#"
[tool.mycooltool]
wow = "someconfig"
"#})?;
uv_snapshot!(context.filters(), context.sync(), @r"
success: true
exit_code: 0
----- stdout -----
----- stderr -----
warning: No `requires-python` value found in the workspace. Defaulting to `>=3.12`.
Resolved in [TIME]
Audited in [TIME]
");
Ok(())
}
#[test]
fn virtual_dependency_group() -> Result<()> {
// testing basic `uv sync --group` functionality
// when the pyproject.toml is fully virtual (no `[project]`)
let context = TestContext::new("3.12");
let pyproject_toml = context.temp_dir.child("pyproject.toml");
pyproject_toml.write_str(indoc! {r#"
[dependency-groups]
foo = ["sortedcontainers"]
bar = ["iniconfig"]
dev = ["sniffio"]
"#})?;
// default groups
uv_snapshot!(context.filters(), context.sync(), @r"
success: true
exit_code: 0
----- stdout -----
----- stderr -----
warning: No `requires-python` value found in the workspace. Defaulting to `>=3.12`.
Resolved 3 packages in [TIME]
Prepared 1 package in [TIME]
Installed 1 package in [TIME]
+ sniffio==1.3.1
");
// explicit --group
uv_snapshot!(context.filters(), context.sync()
.arg("--group").arg("bar"), @r"
success: true
exit_code: 0
----- stdout -----
----- stderr -----
warning: No `requires-python` value found in the workspace. Defaulting to `>=3.12`.
Resolved 3 packages in [TIME]
Prepared 1 package in [TIME]
Installed 1 package in [TIME]
+ iniconfig==2.0.0
");
// explicit --only-group
uv_snapshot!(context.filters(), context.sync()
.arg("--only-group").arg("foo"), @r"
success: true
exit_code: 0
----- stdout -----
----- stderr -----
warning: No `requires-python` value found in the workspace. Defaulting to `>=3.12`.
Resolved 3 packages in [TIME]
Prepared 1 package in [TIME]
Uninstalled 2 packages in [TIME]
Installed 1 package in [TIME]
- iniconfig==2.0.0
- sniffio==1.3.1
+ sortedcontainers==2.4.0
");
Ok(())
}
#[test]
fn virtual_no_build_dynamic_cached() -> Result<()> {
let context = TestContext::new("3.12");

55
crates/uv/tests/it/venv.rs
View File

@ -210,6 +210,61 @@ fn create_venv_project_environment() -> Result<()> {
Ok(())
}
#[test]
fn virtual_empty() -> Result<()> {
// testing how `uv venv` reacts to a pyproject with no `[project]` and nothing useful to it
let context = TestContext::new("3.12");
let pyproject_toml = context.temp_dir.child("pyproject.toml");
pyproject_toml.write_str(indoc! {r#"
[tool.mycooltool]
wow = "someconfig"
"#})?;
uv_snapshot!(context.filters(), context.venv(), @r"
success: true
exit_code: 0
----- stdout -----
----- stderr -----
Using CPython 3.12.[X] interpreter at: [PYTHON-3.12]
Creating virtual environment at: .venv
warning: A virtual environment already exists at `.venv`. In the future, uv will require `--clear` to replace it
Activate with: source .venv/[BIN]/activate
");
Ok(())
}
#[test]
fn virtual_dependency_group() -> Result<()> {
// testing basic `uv venv` functionality
// when the pyproject.toml is fully virtual (no `[project]`, but `[dependency-groups]` defined)
let context = TestContext::new("3.12");
let pyproject_toml = context.temp_dir.child("pyproject.toml");
pyproject_toml.write_str(indoc! {r#"
[dependency-groups]
foo = ["sortedcontainers"]
bar = ["iniconfig"]
dev = ["sniffio"]
"#})?;
uv_snapshot!(context.filters(), context.venv(), @r"
success: true
exit_code: 0
----- stdout -----
----- stderr -----
Using CPython 3.12.[X] interpreter at: [PYTHON-3.12]
Creating virtual environment at: .venv
warning: A virtual environment already exists at `.venv`. In the future, uv will require `--clear` to replace it
Activate with: source .venv/[BIN]/activate
");
Ok(())
}
#[test]
fn create_venv_defaults_to_cwd() {
let context = TestContext::new_with_versions(&["3.12"]);

133
crates/uv/tests/it/version.rs
View File

@ -1867,7 +1867,7 @@ fn version_get_workspace() -> Result<()> {
----- stdout -----
----- stderr -----
error: Missing `project.name` field in: pyproject.toml
error: No `project` table found in: `[TEMP_DIR]/pyproject.toml`
");
Ok(())
@ -2462,6 +2462,137 @@ fn version_set_evil_constraints() -> Result<()> {
Ok(())
}
#[test]
fn virtual_empty() -> Result<()> {
// testing how `uv version` reacts to a pyproject with no `[project]` and nothing useful to it
let context = TestContext::new("3.12");
let pyproject_toml = context.temp_dir.child("pyproject.toml");
pyproject_toml.write_str(indoc! {r#"
[tool.mycooltool]
wow = "someconfig"
"#})?;
// Get version (doesn't make sense)
uv_snapshot!(context.filters(), context.version()
.arg("sortedcontainers"), @r"
success: false
exit_code: 2
----- stdout -----
----- stderr -----
error: No `project` table found in: `[TEMP_DIR]/pyproject.toml`
");
let pyproject_toml = context.read("pyproject.toml");
insta::with_settings!({
filters => context.filters(),
}, {
assert_snapshot!(
pyproject_toml, @r#"
[tool.mycooltool]
wow = "someconfig"
"#
);
});
// Set version (can make sense, but we should still refuse?)
uv_snapshot!(context.filters(), context.version()
.arg("1.0.0"), @r"
success: false
exit_code: 2
----- stdout -----
----- stderr -----
error: No `project` table found in: `[TEMP_DIR]/pyproject.toml`
");
let pyproject_toml = context.read("pyproject.toml");
insta::with_settings!({
filters => context.filters(),
}, {
assert_snapshot!(
pyproject_toml, @r#"
[tool.mycooltool]
wow = "someconfig"
"#
);
});
Ok(())
}
#[test]
fn add_virtual_dependency_group() -> Result<()> {
// testing basic `uv version` functionality
// when the pyproject.toml is fully virtual (no `[project]`)
// But at least has some dependency-group tables (shouldn't matter to this command)
let context = TestContext::new("3.12");
let pyproject_toml = context.temp_dir.child("pyproject.toml");
pyproject_toml.write_str(indoc! {r#"
[dependency-groups]
foo = ["sortedcontainers"]
bar = ["iniconfig"]
dev = ["sniffio"]
"#})?;
// Get the version (doesn't make sense)
uv_snapshot!(context.filters(), context.version(), @r"
success: false
exit_code: 2
----- stdout -----
----- stderr -----
error: No `project` table found in: `[TEMP_DIR]/pyproject.toml`
");
let pyproject_toml = context.read("pyproject.toml");
insta::with_settings!({
filters => context.filters(),
}, {
assert_snapshot!(
pyproject_toml, @r#"
[dependency-groups]
foo = ["sortedcontainers"]
bar = ["iniconfig"]
dev = ["sniffio"]
"#
);
});
// Set the version (can make sense, we should refuse?)
uv_snapshot!(context.filters(), context.version()
.arg("1.0.0"), @r"
success: false
exit_code: 2
----- stdout -----
----- stderr -----
error: No `project` table found in: `[TEMP_DIR]/pyproject.toml`
");
let pyproject_toml = context.read("pyproject.toml");
insta::with_settings!({
filters => context.filters(),
}, {
assert_snapshot!(
pyproject_toml, @r#"
[dependency-groups]
foo = ["sortedcontainers"]
bar = ["iniconfig"]
dev = ["sniffio"]
"#
);
});
Ok(())
}
/// Bump the version with conflicting extras, to ensure we're activating the correct subset of
/// extras during the resolve.
#[test]