Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

3 files changed, 513 insertions, 0 deletions

diff --git a/intl/l10n/rust/l10nregistry-tests/src/lib.rs b/intl/l10n/rust/l10nregistry-tests/src/lib.rs
new file mode 100644
index 0000000000..0194775b22
--- /dev/null
+++ b/intl/l10n/rust/l10nregistry-tests/src/lib.rs
@@ -0,0 +1,324 @@
+use l10nregistry::env::ErrorReporter;
+use l10nregistry::errors::L10nRegistryError;
+use l10nregistry::fluent::FluentBundle;
+use l10nregistry::registry::BundleAdapter;
+use l10nregistry::registry::L10nRegistry;
+use l10nregistry::source::FileFetcher;
+use async_trait::async_trait;
+use fluent_fallback::{env::LocalesProvider, types::ResourceId};
+use fluent_testing::MockFileSystem;
+use std::cell::RefCell;
+use std::rc::Rc;
+use unic_langid::LanguageIdentifier;
+
+pub mod solver;
+
+pub struct RegistrySetup {
+    pub name: String,
+    pub file_sources: Vec<FileSource>,
+    pub locales: Vec<LanguageIdentifier>,
+}
+
+pub struct FileSource {
+    pub name: String,
+    pub metasource: String,
+    pub locales: Vec<LanguageIdentifier>,
+    pub path_scheme: String,
+}
+
+#[derive(Clone)]
+pub struct MockBundleAdapter;
+
+impl BundleAdapter for MockBundleAdapter {
+    fn adapt_bundle(&self, _bundle: &mut FluentBundle) {}
+}
+
+impl FileSource {
+    pub fn new<S>(
+        name: S,
+        metasource: Option<S>,
+        locales: Vec<LanguageIdentifier>,
+        path_scheme: S,
+    ) -> Self
+    where
+        S: ToString,
+    {
+        let metasource = match metasource {
+            Some(s) => s.to_string(),
+            None => String::default(),
+        };
+
+        Self {
+            name: name.to_string(),
+            metasource,
+            locales,
+            path_scheme: path_scheme.to_string(),
+        }
+    }
+}
+
+impl RegistrySetup {
+    pub fn new(
+        name: &str,
+        file_sources: Vec<FileSource>,
+        locales: Vec<LanguageIdentifier>,
+    ) -> Self {
+        Self {
+            name: name.to_string(),
+            file_sources,
+            locales,
+        }
+    }
+}
+
+impl From<fluent_testing::scenarios::structs::Scenario> for RegistrySetup {
+    fn from(s: fluent_testing::scenarios::structs::Scenario) -> Self {
+        Self {
+            name: s.name,
+            file_sources: s
+                .file_sources
+                .into_iter()
+                .map(|source| {
+                    FileSource::new(
+                        source.name,
+                        None,
+                        source
+                            .locales
+                            .into_iter()
+                            .map(|l| l.parse().unwrap())
+                            .collect(),
+                        source.path_scheme,
+                    )
+                })
+                .collect(),
+            locales: s
+                .locales
+                .into_iter()
+                .map(|loc| loc.parse().unwrap())
+                .collect(),
+        }
+    }
+}
+
+impl From<&fluent_testing::scenarios::structs::Scenario> for RegistrySetup {
+    fn from(s: &fluent_testing::scenarios::structs::Scenario) -> Self {
+        Self {
+            name: s.name.clone(),
+            file_sources: s
+                .file_sources
+                .iter()
+                .map(|source| {
+                    FileSource::new(
+                        source.name.clone(),
+                        None,
+                        source.locales.iter().map(|l| l.parse().unwrap()).collect(),
+                        source.path_scheme.clone(),
+                    )
+                })
+                .collect(),
+            locales: s.locales.iter().map(|loc| loc.parse().unwrap()).collect(),
+        }
+    }
+}
+
+#[derive(Default)]
+struct InnerFileFetcher {
+    fs: MockFileSystem,
+}
+
+#[derive(Clone)]
+pub struct TestFileFetcher {
+    inner: Rc<InnerFileFetcher>,
+}
+
+impl TestFileFetcher {
+    pub fn new() -> Self {
+        Self {
+            inner: Rc::new(InnerFileFetcher::default()),
+        }
+    }
+
+    pub fn get_test_file_source(
+        &self,
+        name: &str,
+        metasource: Option<String>,
+        locales: Vec<LanguageIdentifier>,
+        path: &str,
+    ) -> l10nregistry::source::FileSource {
+        l10nregistry::source::FileSource::new(
+            name.to_string(),
+            metasource,
+            locales,
+            path.to_string(),
+            Default::default(),
+            self.clone(),
+        )
+    }
+
+    pub fn get_test_file_source_with_index(
+        &self,
+        name: &str,
+        metasource: Option<String>,
+        locales: Vec<LanguageIdentifier>,
+        path: &str,
+        index: Vec<&str>,
+    ) -> l10nregistry::source::FileSource {
+        l10nregistry::source::FileSource::new_with_index(
+            name.to_string(),
+            metasource,
+            locales,
+            path.to_string(),
+            Default::default(),
+            self.clone(),
+            index.into_iter().map(|s| s.to_string()).collect(),
+        )
+    }
+
+    pub fn get_registry<S>(&self, setup: S) -> L10nRegistry<TestEnvironment, MockBundleAdapter>
+    where
+        S: Into<RegistrySetup>,
+    {
+        self.get_registry_and_environment(setup).1
+    }
+
+    pub fn get_registry_and_environment<S>(
+        &self,
+        setup: S,
+    ) -> (
+        TestEnvironment,
+        L10nRegistry<TestEnvironment, MockBundleAdapter>,
+    )
+    where
+        S: Into<RegistrySetup>,
+    {
+        let setup: RegistrySetup = setup.into();
+        let provider = TestEnvironment::new(setup.locales);
+
+        let reg = L10nRegistry::with_provider(provider.clone());
+        let sources = setup
+            .file_sources
+            .into_iter()
+            .map(|source| {
+                let mut s = self.get_test_file_source(
+                    &source.name,
+                    Some(source.metasource),
+                    source.locales,
+                    &source.path_scheme,
+                );
+                s.set_reporter(provider.clone());
+                s
+            })
+            .collect();
+        reg.register_sources(sources).unwrap();
+        (provider, reg)
+    }
+
+    pub fn get_registry_and_environment_with_adapter<S, B>(
+        &self,
+        setup: S,
+        bundle_adapter: B,
+    ) -> (TestEnvironment, L10nRegistry<TestEnvironment, B>)
+    where
+        S: Into<RegistrySetup>,
+        B: BundleAdapter,
+    {
+        let setup: RegistrySetup = setup.into();
+        let provider = TestEnvironment::new(setup.locales);
+
+        let mut reg = L10nRegistry::with_provider(provider.clone());
+        let sources = setup
+            .file_sources
+            .into_iter()
+            .map(|source| {
+                let mut s = self.get_test_file_source(
+                    &source.name,
+                    None,
+                    source.locales,
+                    &source.path_scheme,
+                );
+                s.set_reporter(provider.clone());
+                s
+            })
+            .collect();
+        reg.register_sources(sources).unwrap();
+        reg.set_bundle_adapter(bundle_adapter)
+            .expect("Failed to set bundle adapter.");
+        (provider, reg)
+    }
+}
+
+#[async_trait(?Send)]
+impl FileFetcher for TestFileFetcher {
+    fn fetch_sync(&self, resource_id: &ResourceId) -> std::io::Result<String> {
+        self.inner.fs.get_test_file_sync(&resource_id.value)
+    }
+
+    async fn fetch(&self, resource_id: &ResourceId) -> std::io::Result<String> {
+        self.inner.fs.get_test_file_async(&resource_id.value).await
+    }
+}
+
+pub enum ErrorStrategy {
+    Panic,
+    Report,
+    Nothing,
+}
+
+pub struct InnerTestEnvironment {
+    locales: Vec<LanguageIdentifier>,
+    errors: Vec<L10nRegistryError>,
+    error_strategy: ErrorStrategy,
+}
+
+#[derive(Clone)]
+pub struct TestEnvironment {
+    inner: Rc<RefCell<InnerTestEnvironment>>,
+}
+
+impl TestEnvironment {
+    pub fn new(locales: Vec<LanguageIdentifier>) -> Self {
+        Self {
+            inner: Rc::new(RefCell::new(InnerTestEnvironment {
+                locales,
+                errors: vec![],
+                error_strategy: ErrorStrategy::Report,
+            })),
+        }
+    }
+
+    pub fn set_locales(&self, locales: Vec<LanguageIdentifier>) {
+        self.inner.borrow_mut().locales = locales;
+    }
+
+    pub fn errors(&self) -> Vec<L10nRegistryError> {
+        self.inner.borrow().errors.clone()
+    }
+
+    pub fn clear_errors(&self) {
+        self.inner.borrow_mut().errors.clear()
+    }
+}
+
+impl LocalesProvider for TestEnvironment {
+    type Iter = std::vec::IntoIter<LanguageIdentifier>;
+
+    fn locales(&self) -> Self::Iter {
+        self.inner.borrow().locales.clone().into_iter()
+    }
+}
+
+impl ErrorReporter for TestEnvironment {
+    fn report_errors(&self, errors: Vec<L10nRegistryError>) {
+        match self.inner.borrow().error_strategy {
+            ErrorStrategy::Panic => {
+                panic!("Errors: {:#?}", errors);
+            }
+            ErrorStrategy::Report => {
+                #[cfg(test)] // Don't let printing affect benchmarks
+                eprintln!("Errors: {:#?}", errors);
+            }
+            ErrorStrategy::Nothing => {}
+        }
+        self.inner.borrow_mut().errors.extend(errors);
+    }
+}
diff --git a/intl/l10n/rust/l10nregistry-tests/src/solver/mod.rs b/intl/l10n/rust/l10nregistry-tests/src/solver/mod.rs
new file mode 100644
index 0000000000..68f566250e
--- /dev/null
+++ b/intl/l10n/rust/l10nregistry-tests/src/solver/mod.rs
@@ -0,0 +1,38 @@
+mod scenarios;
+
+pub use scenarios::get_scenarios;
+
+/// Define a testing scenario.
+pub struct Scenario {
+    /// Name of the scenario.
+    pub name: String,
+    /// Number of resources.
+    pub width: usize,
+    /// Number of sources.
+    pub depth: usize,
+    /// Vector of resources, containing a vector of sources, with true indicating
+    /// whether the resource is present in that source.
+    pub values: Vec<Vec<bool>>,
+    /// Vector of solutions, each containing a vector of resources, with the index
+    /// indicating from which source the resource is chosen.
+    /// TODO(issue#17): This field is currently unused!
+    pub solutions: Vec<Vec<usize>>,
+}
+
+impl Scenario {
+    pub fn new<S: ToString>(
+        name: S,
+        width: usize,
+        depth: usize,
+        values: Vec<Vec<bool>>,
+        solutions: Vec<Vec<usize>>,
+    ) -> Self {
+        Self {
+            name: name.to_string(),
+            width,
+            depth,
+            values,
+            solutions,
+        }
+    }
+}
diff --git a/intl/l10n/rust/l10nregistry-tests/src/solver/scenarios.rs b/intl/l10n/rust/l10nregistry-tests/src/solver/scenarios.rs
new file mode 100644
index 0000000000..8addec979b
--- /dev/null
+++ b/intl/l10n/rust/l10nregistry-tests/src/solver/scenarios.rs
@@ -0,0 +1,151 @@
+use super::*;
+
+pub fn get_scenarios() -> Vec<Scenario> {
+    vec![
+        Scenario::new("no-sources", 1, 0, vec![], vec![]),
+        Scenario::new("no-resources", 1, 0, vec![vec![true]], vec![]),
+        Scenario::new("no-keys", 0, 1, vec![], vec![]),
+        Scenario::new(
+            "one-res-two-sources",
+            1,
+            2,
+            vec![vec![true, true]],
+            vec![vec![0], vec![1]],
+        ),
+        Scenario::new(
+            "two-res-two-sources",
+            2,
+            2,
+            vec![vec![false, true], vec![true, false]],
+            vec![vec![1, 0]],
+        ),
+        Scenario::new(
+            "small",
+            3,
+            2,
+            vec![vec![true, true], vec![true, true], vec![true, true]],
+            vec![
+                vec![0, 0, 0],
+                vec![0, 0, 1],
+                vec![0, 1, 0],
+                vec![0, 1, 1],
+                vec![1, 0, 0],
+                vec![1, 0, 1],
+                vec![1, 1, 0],
+                vec![1, 1, 1],
+            ],
+        ),
+        Scenario::new(
+            "incomplete",
+            3,
+            2,
+            vec![vec![true, false], vec![false, true], vec![true, true]],
+            vec![vec![0, 1, 0], vec![0, 1, 1]],
+        ),
+        Scenario::new(
+            "preferences",
+            19,
+            2,
+            vec![
+                vec![true, false],
+                vec![true, false],
+                vec![true, false],
+                vec![true, false],
+                vec![true, false],
+                vec![true, false],
+                vec![true, false],
+                vec![true, false],
+                vec![true, false],
+                vec![true, false],
+                vec![true, false],
+                vec![true, false],
+                vec![true, false],
+                vec![true, false],
+                vec![true, false],
+                vec![true, false],
+                vec![false, true],
+                vec![false, true],
+                vec![false, true],
+            ],
+            vec![vec![
+                0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1,
+            ]],
+        ),
+        Scenario::new(
+            "langpack",
+            3,
+            4,
+            vec![
+                vec![true, true, true, true],
+                vec![true, true, true, true],
+                vec![true, true, true, true],
+            ],
+            vec![
+                vec![0, 0, 0],
+                vec![0, 0, 1],
+                vec![0, 0, 2],
+                vec![0, 0, 3],
+                vec![0, 1, 0],
+                vec![0, 1, 1],
+                vec![0, 1, 2],
+                vec![0, 1, 3],
+                vec![0, 2, 0],
+                vec![0, 2, 1],
+                vec![0, 2, 2],
+                vec![0, 2, 3],
+                vec![0, 3, 0],
+                vec![0, 3, 1],
+                vec![0, 3, 2],
+                vec![0, 3, 3],
+                vec![1, 0, 0],
+                vec![1, 0, 1],
+                vec![1, 0, 2],
+                vec![1, 0, 3],
+                vec![1, 1, 0],
+                vec![1, 1, 1],
+                vec![1, 1, 2],
+                vec![1, 1, 3],
+                vec![1, 2, 0],
+                vec![1, 2, 1],
+                vec![1, 2, 2],
+                vec![1, 2, 3],
+                vec![1, 3, 0],
+                vec![1, 3, 1],
+                vec![1, 3, 2],
+                vec![1, 3, 3],
+                vec![2, 0, 0],
+                vec![2, 0, 1],
+                vec![2, 0, 2],
+                vec![2, 0, 3],
+                vec![2, 1, 0],
+                vec![2, 1, 1],
+                vec![2, 1, 2],
+                vec![2, 1, 3],
+                vec![2, 2, 0],
+                vec![2, 2, 1],
+                vec![2, 2, 2],
+                vec![2, 2, 3],
+                vec![2, 3, 0],
+                vec![2, 3, 1],
+                vec![2, 3, 2],
+                vec![2, 3, 3],
+                vec![3, 0, 0],
+                vec![3, 0, 1],
+                vec![3, 0, 2],
+                vec![3, 0, 3],
+                vec![3, 1, 0],
+                vec![3, 1, 1],
+                vec![3, 1, 2],
+                vec![3, 1, 3],
+                vec![3, 2, 0],
+                vec![3, 2, 1],
+                vec![3, 2, 2],
+                vec![3, 2, 3],
+                vec![3, 3, 0],
+                vec![3, 3, 1],
+                vec![3, 3, 2],
+                vec![3, 3, 3],
+            ],
+        ),
+    ]
+}