diff --git a/gtest/src/lib.rs b/gtest/src/lib.rs
index f1d4899a917..b48e4a155a4 100644
--- a/gtest/src/lib.rs
+++ b/gtest/src/lib.rs
@@ -487,13 +487,13 @@ pub mod constants {
     /// Extra amount of blocks must be reserved for storing in storage.
     pub const RESERVE_FOR: Block = 1;
     /// Cost of read access into storage.
-    pub const READ_COST: Gas = 25;
+    pub const READ_COST: Gas = 25000000;
     /// Per-byte extra cost of read access into storage.
-    pub const READ_PER_BYTE_COST: Gas = 10;
+    pub const READ_PER_BYTE_COST: Gas = 584;
     /// Cost of write access into storage.
-    pub const WRITE_COST: Gas = 100;
+    pub const WRITE_COST: Gas = 100000000;
     /// Per-byte extra cost of write access into storage.
-    pub const WRITE_PER_BYTE_COST: Gas = 10;
+    pub const WRITE_PER_BYTE_COST: Gas = 97656;
 
     /* Rent-related constants */
 
@@ -519,7 +519,7 @@ pub mod constants {
     pub const MODULE_DATA_SECTION_INSTANTIATION_BYTE_COST: Gas = 452;
     /// Cost of wasm module global section instantiation before execution per
     /// byte of code.
-    pub const MODULE_GLOBAL_SECTION_INSTANTIATION_BYTE_COST: Gas = 2360;
+    pub const MODULE_GLOBAL_SECTION_INSTANTIATION_BYTE_COST: Gas = 2359;
     /// Cost of wasm module table section instantiation before execution per
     /// byte of code.
     pub const MODULE_TABLE_SECTION_INSTANTIATION_BYTE_COST: Gas = 350;
@@ -535,4 +535,27 @@ pub mod constants {
     pub const MODULE_INSTRUMENTATION_BYTE_COST: Gas = 13;
     /// Initial random seed for testing environment.
     pub const INITIAL_RANDOM_SEED: u64 = 42;
+
+    /* Memory-related constants */
+    /// Memory grow cost.
+    pub const MEM_GROW_COST: usize = 810343;
+    /// Memory grow per page cost.
+    pub const MEM_GROW_PER_PAGE_COST: usize = 0;
+    /* Lazy pages related constants */
+
+    /// First read page access cost.
+    pub const SIGNAL_READ_COST: Gas = 28385632;
+    /// First write page access cost.
+    pub const SIGNAL_WRITE_COST: Gas = 137635397;
+    /// First read page access cost for page, which has been already read
+    /// accessed.
+    pub const SIGNAL_WRITE_AFTER_READ_COST: Gas = 112552575;
+    /// First read page access cost from host function call.
+    pub const HOST_FUNC_READ_COST: Gas = 31201248;
+    /// First write page access cost from host function call.
+    pub const HOST_FUNC_WRITE_COST: Gas = 141387608;
+    /// First write page access cost from host function call.
+    pub const HOST_FUNC_WRITE_AFTER_READ_COST: Gas = 115129057;
+    /// Loading page data from storage cost.
+    pub const LOAD_PAGE_STORAGE_DATA_COST: Gas = 10630903;
 }
diff --git a/gtest/src/manager.rs b/gtest/src/manager.rs
index c44edfec625..3d5c9fd5e0d 100644
--- a/gtest/src/manager.rs
+++ b/gtest/src/manager.rs
@@ -23,13 +23,15 @@ use crate::{
     mailbox::MailboxManager,
     program::{Gas, WasmProgram},
     Result, TestError, DISPATCH_HOLD_COST, EPOCH_DURATION_IN_BLOCKS, EXISTENTIAL_DEPOSIT,
-    GAS_ALLOWANCE, INITIAL_RANDOM_SEED, LOAD_ALLOCATIONS_PER_INTERVAL, MAILBOX_THRESHOLD,
-    MAX_RESERVATIONS, MODULE_CODE_SECTION_INSTANTIATION_BYTE_COST,
+    GAS_ALLOWANCE, HOST_FUNC_READ_COST, HOST_FUNC_WRITE_AFTER_READ_COST, HOST_FUNC_WRITE_COST,
+    INITIAL_RANDOM_SEED, LOAD_ALLOCATIONS_PER_INTERVAL, LOAD_PAGE_STORAGE_DATA_COST,
+    MAILBOX_THRESHOLD, MAX_RESERVATIONS, MODULE_CODE_SECTION_INSTANTIATION_BYTE_COST,
     MODULE_DATA_SECTION_INSTANTIATION_BYTE_COST, MODULE_ELEMENT_SECTION_INSTANTIATION_BYTE_COST,
     MODULE_GLOBAL_SECTION_INSTANTIATION_BYTE_COST, MODULE_INSTRUMENTATION_BYTE_COST,
     MODULE_INSTRUMENTATION_COST, MODULE_TABLE_SECTION_INSTANTIATION_BYTE_COST,
     MODULE_TYPE_SECTION_INSTANTIATION_BYTE_COST, READ_COST, READ_PER_BYTE_COST, RESERVATION_COST,
-    RESERVE_FOR, VALUE_PER_GAS, WAITLIST_COST, WRITE_COST,
+    RESERVE_FOR, SIGNAL_READ_COST, SIGNAL_WRITE_AFTER_READ_COST, SIGNAL_WRITE_COST, VALUE_PER_GAS,
+    WAITLIST_COST, WRITE_COST,
 };
 use core_processor::{
     common::*,
@@ -870,7 +872,15 @@ impl ExtManager {
                     mem_grow: Default::default(),
                     mem_grow_per_page: Default::default(),
                 },
-                lazy_pages: LazyPagesCosts::default(),
+                lazy_pages: LazyPagesCosts {
+                    host_func_read: HOST_FUNC_READ_COST.into(),
+                    host_func_write: HOST_FUNC_WRITE_COST.into(),
+                    host_func_write_after_read: HOST_FUNC_WRITE_AFTER_READ_COST.into(),
+                    load_page_storage_data: LOAD_PAGE_STORAGE_DATA_COST.into(),
+                    signal_read: SIGNAL_READ_COST.into(),
+                    signal_write: SIGNAL_WRITE_COST.into(),
+                    signal_write_after_read: SIGNAL_WRITE_AFTER_READ_COST.into(),
+                },
                 read: READ_COST.into(),
                 read_per_byte: READ_PER_BYTE_COST.into(),
                 write: WRITE_COST.into(),