From 96bad23002d40ad7e7eba3743ff22af1cd24d8f4 Mon Sep 17 00:00:00 2001
From: Juan Ramos <juan@lunarg.com>
Date: Fri, 6 Oct 2023 16:13:24 -0600
Subject: mock: Ensure VkICD_mock_icd.json uses up to date API version

closes #617
---
 .github/workflows/tools.yml | 12 ++++++++++++
 CMakeLists.txt              |  2 +-
 icd/VkICD_mock_icd.json.in  |  6 +++---
 scripts/generate_source.py  | 15 +++++++++++++++
 4 files changed, 31 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/tools.yml b/.github/workflows/tools.yml
index dad2ec9c..99c4b727 100644
--- a/.github/workflows/tools.yml
+++ b/.github/workflows/tools.yml
@@ -208,3 +208,15 @@ jobs:
               run: |
                   cd build-android
                   ./build_all.sh
+
+    tools_codegen:
+      runs-on: ubuntu-latest
+      steps:
+        - uses: actions/checkout@v3
+        - uses: actions/setup-python@v4
+          with:
+            python-version: '3.10'
+        - run: sudo apt-get -qq update && sudo apt install libwayland-dev xorg-dev wayland-protocols
+        - run: cmake -S . -B build/ -D UPDATE_DEPS=ON -D UPDATE_DEPS_DIR=external -D TOOLS_CODEGEN=ON
+        - run: cmake --build build --target tools_codegen
+        - run: git diff --exit-code
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 33a9cf84..53042b60 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -123,7 +123,7 @@ if (TOOLS_CODEGEN)
     add_custom_target(tools_codegen
         COMMAND Python3::Interpreter ${PROJECT_SOURCE_DIR}/scripts/generate_source.py
             "${VULKAN_HEADERS_INSTALL_DIR}/${CMAKE_INSTALL_DATADIR}/vulkan/registry"
-            --incremental --api ${API_TYPE}
+            --incremental --generated-version ${VulkanHeaders_VERSION} --api ${API_TYPE}
     )
 endif()
 
diff --git a/icd/VkICD_mock_icd.json.in b/icd/VkICD_mock_icd.json.in
index f550bb27..56d09300 100644
--- a/icd/VkICD_mock_icd.json.in
+++ b/icd/VkICD_mock_icd.json.in
@@ -1,7 +1,7 @@
 {
-    "file_format_version" : "1.0.1",
+    "file_format_version": "1.0.1",
     "ICD": {
         "library_path": "@JSON_LIBRARY_PATH@",
-        "api_version": "1.1.97"
+        "api_version": "1.3.267"
     }
-}
+}
\ No newline at end of file
diff --git a/scripts/generate_source.py b/scripts/generate_source.py
index abd8a754..6c63f0c9 100755
--- a/scripts/generate_source.py
+++ b/scripts/generate_source.py
@@ -22,6 +22,7 @@
 import argparse
 import filecmp
 import os
+import json
 import shutil
 import subprocess
 import sys
@@ -38,6 +39,7 @@ def main(argv):
                         default='vulkan',
                         choices=['vulkan', 'vulkansc'],
                         help='Specify API name to generate')
+    parser.add_argument('--generated-version', help='sets the header version used to generate the repo')
     parser.add_argument('registry', metavar='REGISTRY_PATH', help='path to the Vulkan-Headers registry directory')
     group = parser.add_mutually_exclusive_group()
     group.add_argument('-i', '--incremental', action='store_true', help='only update repo files that change')
@@ -53,6 +55,19 @@ def main(argv):
     #base directory for the source repository
     repo_dir = common_codegen.repo_relative('')
 
+    # Update the api_version in the respective json files
+    if args.generated_version:
+        json_files = []
+        json_files.append(common_codegen.repo_relative('icd/VkICD_mock_icd.json.in'))
+        for json_file in json_files:
+            with open(json_file) as f:
+                data = json.load(f)
+
+            data["ICD"]["api_version"] = args.generated_version
+
+            with open(json_file, mode='w', encoding='utf-8', newline='\n') as f:
+                f.write(json.dumps(data, indent=4))
+
     # get directory where generators will run if needed
     if args.verify or args.incremental:
         # generate in temp directory so we can compare or copy later
-- 
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