Fix_handling_of_substasks_program_input (#302)

Author: YairVaknin-starkware

crates/cairo-program-runner-lib/src/hints/applicative_bootloader_hints.rs

@@ -18,6 +18,7 @@ use crate::hints::{
         add_consecutive_output_pages, write_to_fact_topologies_file, GPS_FACT_TOPOLOGY,
     },
     types::BOOTLOADER_CONFIG_SIZE,
+    utils::get_program_input_value,
 };
 
 use super::{
@@ -56,9 +57,8 @@ pub fn prepare_aggregator_simple_bootloader_output_segment(
     ids_data: &HashMap<String, HintReference>,
     ap_tracking: &ApTracking,
 ) -> Result<(), HintError> {
-    let program_input: &String = exec_scopes.get_ref(vars::PROGRAM_INPUT)?;
     let applicative_bootloader_input: ApplicativeBootloaderInput =
-        serde_json::from_str(program_input).unwrap();
+        get_program_input_value(exec_scopes)?;
     // Python: ids.aggregator_output_ptr = segments.add()
     let new_segment_base = vm.add_memory_segment();
     insert_value_from_var_name(

crates/cairo-program-runner-lib/src/hints/execute_task_hints.rs

@@ -1,5 +1,6 @@
 use std::any::Any;
 use std::collections::HashMap;
+use std::path::{Path, PathBuf};
 use std::rc::Rc;
 use std::vec;
 
@@ -34,6 +35,7 @@ use crate::hints::program_hash::compute_program_hash_chain;
 use crate::hints::program_loader::ProgramLoader;
 use crate::hints::types::{BootloaderVersion, Task};
 use crate::hints::vars;
+use crate::ProgramInput;
 
 pub fn felt_to_felt252(field_element: Felt) -> Felt252 {
     let bytes = field_element.to_bytes_be();
@@ -413,7 +415,12 @@ pub fn setup_subtask_for_execution(
     match &*task {
         Task::Cairo0Program(cairo0_executable) => {
             if let Some(program_input) = cairo0_executable.program_input.as_ref() {
-                new_task_locals.insert(PROGRAM_INPUT.to_string(), any_box![program_input.clone()]);
+                let program_input = if Path::new(program_input).is_file() {
+                    ProgramInput::Path(PathBuf::from(program_input))
+                } else {
+                    ProgramInput::Json(program_input.clone())
+                };
+                new_task_locals.insert(PROGRAM_INPUT.to_string(), any_box![program_input]);
             }
 
             process_program_common_logic(