Squashed 'vendor/ruvector/' content from commit b64c2172

git-subtree-dir: vendor/ruvector
git-subtree-split: b64c21726f2bb37286d9ee36a7869fef60cc6900

examples/scipix/tests/common/mod.rs

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+// Common test utilities
+//
+// Provides shared functionality for integration tests
+
+pub mod images;
+pub mod latex;
+pub mod metrics;
+pub mod server;
+pub mod types;
+
+// Re-export commonly used types and functions
+pub use images::{generate_fraction, generate_integral, generate_simple_equation, generate_symbol};
+pub use latex::{calculate_similarity, expressions_match, normalize};
+pub use metrics::{calculate_bleu, calculate_cer, calculate_wer};
+pub use server::TestServer;
+pub use types::{CacheStats, OutputFormat, ProcessingOptions, ProcessingResult};