tests : add unit test coverage for llama_tensor_get_type (#20112)

* Add unit test coverage for llama_tensor_get_type

* Fix merge conflicts, add more schemas

* clang formatter changes

* Trailing whitespace

* Update name

* Start rebase

* Updating files with upstream changes prior to rebase

* Changes needed from rebase

* Update attn_qkv schema, change throw behaviour

* Fix merge conflicts

* White space

* Update with latest changes to state counters

* Revert accidental personal CLAUDE.md changes

* Change quotation mark

* Reuse metadata.name since we have it

* Move test-only stuff out of llama-quant.cpp

* Hide the regex functionality back in llama-quant.cpp, use a unique pointer to a new struct 'compiled_tensor_type_patterns' which contains the patterns

* cont : inital deslop guidelines

* Cleanup based on review comments

* Continue cleanup

* Small cleanup

* Manually set proper ordering of tensors, mostly applies to gemma

* Formatting

* Update tests/test-quant-type-selection.cpp

Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@scala.com>

* Fix merge conflicts

---------

Co-authored-by: Georgi Gerganov <ggerganov@gmail.com>
Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@scala.com>

tests/CMakeLists.txt

@@ -274,6 +274,12 @@ if (TARGET cpp-httplib)
         add_executable(test-gguf-model-data test-gguf-model-data.cpp)
         target_link_libraries(test-gguf-model-data PRIVATE gguf-model-data common)
         llama_test(test-gguf-model-data LABEL "model")
+
+        # test-quant-type-selection requires gguf-model-data for remote model metadata
+        llama_build_and_test(test-quant-type-selection.cpp LABEL "model")
+        target_link_libraries(test-quant-type-selection PRIVATE gguf-model-data)
+        target_compile_definitions(test-quant-type-selection PRIVATE
+            SNAPSHOT_DIR="${CMAKE_CURRENT_SOURCE_DIR}/snapshots")
     endif()
 endif()