Merge 3a5c9870d9 into 0034c11347

2024-02-01 01:49:00 -07:00 · 2024-02-01 01:49:00 -07:00 · 23819543e7
commit 23819543e7
parent 0034c11347 3a5c9870d9
39 changed files with 658 additions and 221 deletions
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@ -1,6 +1,6 @@
 repos:
  - repo: https://github.com/Takishima/cmake-pre-commit-hooks
-    rev: v1.8.1
+    rev: v1.9.4
    hooks:
      - id: clang-format
        args:
@ -15,19 +15,19 @@ repos:
          - 'pre-commit'
        stages: [ manual ]
  - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.4.0
+    rev: v4.5.0
    hooks:
      - id: trailing-whitespace
      - id: end-of-file-fixer
      - id: check-yaml
  - repo: https://github.com/executablebooks/mdformat
-    rev: 0.7.16
+    rev: 0.7.17
    hooks:
      - id: mdformat
        additional_dependencies:
          - mdformat-gfm
          - mdformat-tables
  - repo: https://github.com/python-jsonschema/check-jsonschema
-    rev: 0.23.0
+    rev: 0.27.2
    hooks:
      - id: check-github-workflows
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@ -5,11 +5,18 @@ if (POLICY CMP0140)
    # Enables: return(PROPAGATE)
    cmake_policy(SET CMP0140 NEW)
 endif ()
+# TODO: Remove when bumping cmake >= 3.22
+if (POLICY CMP0127)
+    # Enables: cmake_dependent_option: Full Condition Syntax
+    cmake_policy(SET CMP0127 NEW)
+endif ()

 #[==============================================================================================[
 #                                    Basic project definition                                   #
 ]==============================================================================================]

+list(APPEND CMAKE_MESSAGE_CONTEXT schema_validator)
+
 # TODO: CMake >= 3.19 can use string(JSON VERSION GET "${METADATA}" "version") to load from JSON
 set(PROJECT_VERSION 2.4.0)

@ -23,8 +30,10 @@ project(nlohmann_json_schema_validator
 if (NOT DEFINED nlohmann_json_schema_validator_IS_TOP_LEVEL)
    if (CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
        set(PROJECT_IS_TOP_LEVEL ON)
+        set(nlohmann_json_schema_validator_IS_TOP_LEVEL ON)
    else ()
        set(PROJECT_IS_TOP_LEVEL OFF)
+        set(nlohmann_json_schema_validator_IS_TOP_LEVEL OFF)
    endif ()
 endif ()

@ -32,12 +41,17 @@ endif ()
 #                                            Options                                            #
 ]==============================================================================================]

+include(CMakeDependentOption)
+
 option(JSON_VALIDATOR_INSTALL "JsonValidator: Install targets" ${PROJECT_IS_TOP_LEVEL})
 option(JSON_VALIDATOR_BUILD_TESTS "JsonValidator: Build tests" ${PROJECT_IS_TOP_LEVEL})
-option(JSON_VALIDATOR_BUILD_EXAMPLES "JsonValidator: Build examples" ${PROJECT_IS_TOP_LEVEL})
+if (CMAKE_VERSION VERSION_GREATER_EQUAL 3.22)
+    # Only enable BUILD_EXAMPLES if we are building tests or installing the targets
+    cmake_dependent_option(JSON_VALIDATOR_BUILD_EXAMPLES "JsonValidator: Build examples" ${PROJECT_IS_TOP_LEVEL} "JSON_VALIDATOR_BUILD_TESTS OR JSON_VALIDATOR_INSTALL" OFF)
+else ()
+    option(JSON_VALIDATOR_BUILD_EXAMPLES "JsonValidator: Build examples" ${PROJECT_IS_TOP_LEVEL})
+endif ()
 option(JSON_VALIDATOR_SHARED_LIBS "JsonValidator: Build as shared library" ${PROJECT_IS_TOP_LEVEL})
-option(JSON_VALIDATOR_TEST_COVERAGE "JsonValidator: Build with test coverage" OFF)
-mark_as_advanced(JSON_VALIDATOR_TEST_COVERAGE)
 # Get a default JSON_FETCH_VERSION from environment variables to workaround the CI
 if (DEFINED ENV{NLOHMANN_JSON_VERSION})
    set(JSON_FETCH_VERSION_DEFAULT $ENV{NLOHMANN_JSON_VERSION})
@ -65,19 +79,6 @@ endif ()
 # Enable cmake's BUILD_SHARED_LIBS
 set(BUILD_SHARED_LIBS ${nlohmann_json_schema_validator_SHARED_LIBS})

-if (JSON_VALIDATOR_TEST_COVERAGE)
-    if (CMAKE_CXX_COMPILER_ID STREQUAL Clang)
-        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fprofile-instr-generate -fcoverage-mapping")
-    elseif (CMAKE_CXX_COMPILER_ID STREQUAL GNU)
-        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --coverage")
-    else ()
-        message(WARNING
-                "JsonValidator: Other toolchain coverage flags unknown.\n"
-                "Using --coverage as default")
-        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --coverage")
-    endif ()
-endif ()
-
 #[==============================================================================================[
 #                                       External packages                                       #
 ]==============================================================================================]
@ -119,7 +120,7 @@ FetchContent_MakeAvailable(${fetch_packages})
 if (JSON_VALIDATOR_INSTALL AND NOT nlohmann_json_FOUND AND JSON_Install)
    # TODO: This is not ideal
    message(WARNING
-            "JsonValidator: No nlohmann::json found on the system and nlohmann_json_schema_validator will be installed\n"
+            "No nlohmann::json found on the system and nlohmann_json_schema_validator will be installed\n"
            "This will also install nlohmann::json in its typical installation path\n"
            "This is not ideal because it might overwrite system installed")
 endif ()
@ -128,11 +129,11 @@ endif ()
 #                                        Main definition                                        #
 ]==============================================================================================]

-message(STATUS "JsonValidator: Configured for ${CMAKE_BUILD_TYPE}")
+message(STATUS "Configured for ${CMAKE_BUILD_TYPE}")
 if (DEFINED nlohmann_json_VERSION)
-    message(STATUS "JsonValidator: Using nlohmann/json version: ${nlohmann_json_VERSION}")
+    message(STATUS "Using nlohmann/json version: ${nlohmann_json_VERSION}")
 else ()
-    message(STATUS "JsonValidator: nlohmann_json_VERSION is not set. Possible value: ${JSON_FETCH_VERSION}")
+    message(STATUS "nlohmann_json_VERSION is not set. Possible value: ${JSON_FETCH_VERSION}")
 endif ()

 ## Main targets
--- a/cmake/CMakePresets-defaults.json
+++ b/cmake/CMakePresets-defaults.json
@ -9,6 +9,10 @@
        "CMAKE_BUILD_TYPE": {
          "type": "STRING",
          "value": "Release"
+        },
+        "CMAKE_MESSAGE_CONTEXT_SHOW": {
+          "type": "BOOL",
+          "value": true
        }
      }
    }
--- a/example/CMakeLists.txt
+++ b/example/CMakeLists.txt
@ -1,14 +1,87 @@
-# simple nlohmann_json_schema_validator-executable
-add_executable(json-schema-validate json-schema-validate.cpp)
-target_link_libraries(json-schema-validate nlohmann_json_schema_validator)
+# TODO: This definition should be moved to /test, together with the for loop
+function(schema_validator_add_test name)
+    #[===[.md
+    # schema_validator_add_test

-add_executable(readme-json-schema readme.cpp)
-target_link_libraries(readme-json-schema nlohmann_json_schema_validator)
+    Internal helper for adding example/functional tests specific for the current template project

-add_executable(format-json-schema format.cpp)
-target_link_libraries(format-json-schema nlohmann_json_schema_validator)
+    ## Synopsis
+    ```cmake
+    schema_validator_add_test(<name>
+            [TEST_NAME <test_name>]
+            [TARGET <target>]
+            [LABELS <label1> <label2>])
+    ```

-if (JSON_VALIDATOR_INSTALL)
-    install(TARGETS json-schema-validate readme-json-schema format-json-schema
-            DESTINATION ${CMAKE_INSTALL_BINDIR})
-endif ()
+    ## Options
+
+    `<name>`
+      Path to the CMake project to be executed relative to `${CMAKE_CURRENT_SOURCE_DIR}`
+
+    `TEST_NAME` [Default: `<name>`]
+      Name for the test to be used as the ctest name
+
+    `LABELS`
+      Additional labels to be added
+
+    ]===]
+
+    list(APPEND CMAKE_MESSAGE_CONTEXT "schema_validator_add_test")
+
+    set(ARGS_Options)
+    set(ARGS_OneValue
+            TEST_NAME
+    )
+    set(ARGS_MultiValue
+            LABELS
+    )
+    cmake_parse_arguments(PARSE_ARGV 1 ARGS "${ARGS_Options}" "${ARGS_OneValue}" "${ARGS_MultiValue}")
+    # Check required/optional arguments
+    if (ARGC LESS 1)
+        message(FATAL_ERROR "Missing test name")
+    endif ()
+    if (NOT DEFINED ARGS_TEST_NAME)
+        set(ARGS_TEST_NAME test-${name})
+    endif ()
+    set(extra_args)
+    if (nlohmann_json_schema_validator_IS_TOP_LEVEL)
+        list(APPEND extra_args
+                -DFETCHCONTENT_TRY_FIND_PACKAGE_MODE=ALWAYS
+                # Generated Config file point to binary targets until it is installed
+                -Dnlohmann_json_schema_validator_ROOT=${Template_BINARY_DIR}
+                -DFETCHCONTENT_SOURCE_DIR_TEMPLATE=${Template_SOURCE_DIR}
+        )
+    endif ()
+
+    add_test(NAME ${ARGS_TEST_NAME}
+            COMMAND ${CMAKE_CTEST_COMMAND} --build-and-test ${CMAKE_CURRENT_SOURCE_DIR}/${test}
+            ${CMAKE_CURRENT_BINARY_DIR}/${test}
+            # Use the same build environment as the current runner
+            --build-generator "${CMAKE_GENERATOR}"
+            --build-options -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
+            ${extra_args}
+            --test-command ${CMAKE_CTEST_COMMAND} --test-dir ${CMAKE_CURRENT_BINARY_DIR}/${test}
+            --output-on-failure --no-tests=ignore
+    )
+    set_tests_properties(${ARGS_TEST_NAME} PROPERTIES
+            LABELS "${ARGS_LABELS}"
+    )
+endfunction()
+
+foreach (example IN ITEMS
+        format
+        readme
+        validate
+)
+    if (JSON_VALIDATOR_INSTALL)
+        # The projects need to be added only if they are to be installed
+        add_subdirectory(${example})
+    elseif (JSON_VALIDATOR_BUILD_TESTS)
+        schema_validator_add_test(${example})
+    else ()
+        # Can be simplified after CMake >= 3.22
+        message(WARNING
+                "Nothing specified to do with the examples. Enable this together with INSTALL or BUILD_TESTS"
+        )
+    endif ()
+endforeach ()
--- a/example/format/CMakeLists.txt
+++ b/example/format/CMakeLists.txt
@ -0,0 +1,26 @@
+cmake_minimum_required(VERSION 3.24)
+
+project(example_format LANGUAGES CXX)
+
+include(FetchContent)
+
+# The target check is not generally needed. It is used here because these projects are reused by the top-level project
+if (NOT TARGET nlohmann_json_schema_validator::validator)
+    # Note: The 3.24 cmake requirement only appears due to `FetchContent_Declare(FIND_PACKAGE_ARGS)`
+    # To support earlier versions, you can replace this with `find_package` or remove `FIND_PACKAGE_ARGS`
+    FetchContent_Declare(nlohmann_json_schema_validator
+            GIT_REPOSITORY https://github.com/pboettch/json-schema-validator
+            GIT_TAG main
+            FIND_PACKAGE_ARGS CONFIG
+    )
+    FetchContent_MakeAvailable(nlohmann_json_schema_validator)
+endif ()
+
+add_executable(format-json-schema format.cpp)
+target_link_libraries(format-json-schema PRIVATE nlohmann_json_schema_validator::validator)
+
+# Reusing the top-level install in order to bundle these executables
+if (JSON_VALIDATOR_INSTALL)
+    install(TARGETS format-json-schema
+            DESTINATION ${CMAKE_INSTALL_BINDIR})
+endif ()
--- a/example/format/format.cpp
+++ b/example/format/format.cpp
--- a/example/readme/CMakeLists.txt
+++ b/example/readme/CMakeLists.txt
@ -0,0 +1,26 @@
+cmake_minimum_required(VERSION 3.24)
+
+project(example_readme LANGUAGES CXX)
+
+include(FetchContent)
+
+# The target check is not generally needed. It is used here because these projects are reused by the top-level project
+if (NOT TARGET nlohmann_json_schema_validator::validator)
+    # Note: The 3.24 cmake requirement only appears due to `FetchContent_Declare(FIND_PACKAGE_ARGS)`
+    # To support earlier versions, you can replace this with `find_package` or remove `FIND_PACKAGE_ARGS`
+    FetchContent_Declare(nlohmann_json_schema_validator
+            GIT_REPOSITORY https://github.com/pboettch/json-schema-validator
+            GIT_TAG main
+            FIND_PACKAGE_ARGS CONFIG
+    )
+    FetchContent_MakeAvailable(nlohmann_json_schema_validator)
+endif ()
+
+add_executable(readme-json-schema readme.cpp)
+target_link_libraries(readme-json-schema PRIVATE nlohmann_json_schema_validator::validator)
+
+# Reusing the top-level install in order to bundle these executables
+if (JSON_VALIDATOR_INSTALL)
+    install(TARGETS readme-json-schema
+            DESTINATION ${CMAKE_INSTALL_BINDIR})
+endif ()
--- a/example/readme/readme.cpp
+++ b/example/readme/readme.cpp
--- a/example/validate/CMakeLists.txt
+++ b/example/validate/CMakeLists.txt
@ -0,0 +1,26 @@
+cmake_minimum_required(VERSION 3.24)
+
+project(example_validate LANGUAGES CXX)
+
+include(FetchContent)
+
+# The target check is not generally needed. It is used here because these projects are reused by the top-level project
+if (NOT TARGET nlohmann_json_schema_validator::validator)
+    # Note: The 3.24 cmake requirement only appears due to `FetchContent_Declare(FIND_PACKAGE_ARGS)`
+    # To support earlier versions, you can replace this with `find_package` or remove `FIND_PACKAGE_ARGS`
+    FetchContent_Declare(nlohmann_json_schema_validator
+            GIT_REPOSITORY https://github.com/pboettch/json-schema-validator
+            GIT_TAG main
+            FIND_PACKAGE_ARGS CONFIG
+    )
+    FetchContent_MakeAvailable(nlohmann_json_schema_validator)
+endif ()
+
+add_executable(json-schema-validate json-schema-validate.cpp)
+target_link_libraries(json-schema-validate PRIVATE nlohmann_json_schema_validator::validator)
+
+# Reusing the top-level install in order to bundle these executables
+if (JSON_VALIDATOR_INSTALL)
+    install(TARGETS json-schema-validate
+            DESTINATION ${CMAKE_INSTALL_BINDIR})
+endif ()
--- a/example/validate/json-schema-validate.cpp
+++ b/example/validate/json-schema-validate.cpp
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@ -1,27 +1,129 @@
-set(PIPE_IN_TEST_SCRIPT ${CMAKE_CURRENT_SOURCE_DIR}/test-pipe-in.sh)
+cmake_minimum_required(VERSION 3.14)

-# built-in tests
-function(add_test_simple_schema name schema instance)
-    add_test(
-        NAME ${name}
-        COMMAND ${PIPE_IN_TEST_SCRIPT}
-            $<TARGET_FILE:json-schema-validate>
-            ${schema}
-            ${instance}
-        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
-endfunction()
+#[==============================================================================================[
+#                                   Basic project definition                                   #
+]==============================================================================================]

-file(GLOB TEST_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/*)
+list(APPEND CMAKE_MESSAGE_CONTEXT Test)
+project(nlohmann_json_schema_validator_test
+        LANGUAGES CXX
+)

-foreach(DIR ${TEST_DIRS})
-    if(IS_DIRECTORY ${DIR})
-        add_subdirectory(${DIR})
-    endif()
-endforeach()
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_EXTENSIONS OFF)

-add_executable(uri uri.cpp)
-target_link_libraries(uri nlohmann_json_schema_validator)
-add_test(NAME uri COMMAND uri)
+#[==============================================================================================[
+#                                            Options                                            #
+]==============================================================================================]
+
+include(CMakeDependentOption)
+cmake_dependent_option(JSON_VALIDATOR_TEST_COVERAGE "JsonValidator: Build with test coverage" OFF "nlohmann_json_schema_validator_IS_TOP_LEVEL" OFF)
+mark_as_advanced(JSON_VALIDATOR_TEST_COVERAGE)
+
+#[==============================================================================================[
+#                                     Project configuration                                     #
+]==============================================================================================]
+
+include(FetchContent)
+
+if (JSON_VALIDATOR_TEST_COVERAGE)
+    if (NOT CMAKE_CXX_COMPILER_ID MATCHES "(Clang|GNU)")
+        message(WARNING
+                "Coverage flags not known for: ${CMAKE_CXX_COMPILER_ID}.\n"
+                "Using --coverage as default")
+    endif ()
+    target_compile_options(nlohmann_json_schema_validator PRIVATE --coverage)
+    target_link_options(nlohmann_json_schema_validator PUBLIC --coverage)
+endif ()
+
+#[==============================================================================================[
+#                                       External packages                                       #
+]==============================================================================================]
+
+set(fetch_packages)
+if (NOT TARGET nlohmann_json_schema_validator::validator)
+    # Fetch/Find nlohmann_json_schema_validator
+    # TODO: Remove when bumping cmake >= 3.24
+    if (CMAKE_VERSION VERSION_GREATER_EQUAL 3.24)
+        FetchContent_Declare(nlohmann_json_schema_validator
+                GIT_REPOSITORY https://github.com/pboettch/json-schema-validator
+                GIT_TAG main
+                FIND_PACKAGE_ARGS CONFIG
+        )
+        list(APPEND fetch_packages nlohmann_json_schema_validator)
+    else ()
+        # Try to get system installed version
+        find_package(nlohmann_json_schema_validator QUIET)
+        if (NOT nlohmann_json_schema_validator_FOUND)
+            # If failed fetch the desired version
+            FetchContent_Declare(nlohmann_json_schema_validator
+                    GIT_REPOSITORY https://github.com/pboettch/json-schema-validator
+                    GIT_TAG main
+            )
+            list(APPEND fetch_packages nlohmann_json_schema_validator)
+        endif ()
+    endif ()
+endif ()
+# Fetch/Find Catch2
+if (CMAKE_VERSION VERSION_GREATER_EQUAL 3.24)
+    FetchContent_Declare(Catch2
+            GIT_REPOSITORY https://github.com/catchorg/Catch2
+            GIT_TAG v3.4.0
+            FIND_PACKAGE_ARGS 3.4.0 CONFIG
+    )
+    list(APPEND fetch_packages Catch2)
+else ()
+    # Try to get system installed version
+    find_package(Catch2 3.4.0 QUIET)
+    if (NOT Catch2_FOUND)
+        # If failed fetch the desired version
+        FetchContent_Declare(Catch2
+                GIT_REPOSITORY https://github.com/catchorg/Catch2
+                GIT_TAG v3.4.0
+        )
+        list(APPEND fetch_packages Catch2)
+    endif ()
+endif ()
+
+# Get all dependencies
+FetchContent_MakeAvailable(${fetch_packages})
+
+#[==============================================================================================[
+#                                        Main definition                                        #
+]==============================================================================================]
+
+enable_testing()
+include(Catch)
+
+add_executable(json-schema-test-suite)
+set_target_properties(json-schema-test-suite PROPERTIES
+        OUTPUT_NAME test-suite
+)
+target_link_libraries(json-schema-test-suite PRIVATE Catch2::Catch2WithMain nlohmann_json_schema_validator::validator)
+catch_discover_tests(json-schema-test-suite)
+
+target_sources(json-schema-test-suite PRIVATE
+        test_uri.cpp
+        utils.cpp
+)
+target_include_directories(json-schema-test-suite PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
+foreach (issue IN ITEMS
+        issue-9
+        issue-12
+        issue-27
+        issue-48
+        issue-54
+        issue-75
+        issue-93
+        issue-96
+        issue-100
+        issue-101
+        issue-143
+        issue-209
+)
+    target_sources(json-schema-test-suite PRIVATE ${issue}/test_issue.cpp)
+endforeach ()

 add_executable(errors errors.cpp)
 target_link_libraries(errors nlohmann_json_schema_validator)
@ -89,3 +191,5 @@ add_test(NAME issue-243-root-default-values COMMAND issue-243-root-default-value
 add_executable(issue-255-error-message-limit-precision issue-255-error-message-limit-precision.cpp)
 target_link_libraries(issue-255-error-message-limit-precision nlohmann_json_schema_validator)
 add_test(NAME issue-255-error-message-limit-precision COMMAND issue-255-error-message-limit-precision)
+
+add_subdirectory(JSON-Schema-Test-Suite)
--- a/test/issue-100/CMakeLists.txt
+++ b/test/issue-100/CMakeLists.txt
@ -1,6 +0,0 @@
-add_test_simple_schema(Issue::100
-                       ${CMAKE_CURRENT_SOURCE_DIR}/schema.json
-                       ${CMAKE_CURRENT_SOURCE_DIR}/instance.json)
-set_tests_properties(Issue::100
-                     PROPERTIES
-                         WILL_FAIL 1)
--- a/test/issue-100/test_issue.cpp
+++ b/test/issue-100/test_issue.cpp
@ -0,0 +1,19 @@
+#include <filesystem>
+#include <string_view>
+
+#include <catch2/catch_test_macros.hpp>
+#include <catch2/matchers/catch_matchers_all.hpp>
+
+#include "utils.h"
+
+using namespace std::literals;
+using Catch::Matchers::ContainsSubstring;
+using Catch::Matchers::MessageMatches;
+
+TEST_CASE_METHOD(JsonValidateFixture, "issue-100")
+{
+	// Change the working directory to the issue path
+	auto path = std::filesystem::path(__FILE__).parent_path();
+	REQUIRE_NOTHROW(std::filesystem::current_path(path));
+	REQUIRE_THROWS_MATCHES(validate("schema.json"sv, "instance.json"sv), std::invalid_argument, MessageMatches(ContainsSubstring("undefined references: [random_ref]")));
+}
--- a/test/issue-101/CMakeLists.txt
+++ b/test/issue-101/CMakeLists.txt
@ -1,6 +0,0 @@
-add_test_simple_schema(Issue::101
-                       ${CMAKE_CURRENT_SOURCE_DIR}/schema.json
-                       ${CMAKE_CURRENT_SOURCE_DIR}/instance.json)
-set_tests_properties(Issue::101
-                     PROPERTIES
-                         WILL_FAIL 1)
--- a/test/issue-101/test_issue.cpp
+++ b/test/issue-101/test_issue.cpp
@ -0,0 +1,20 @@
+#include <filesystem>
+#include <string_view>
+
+#include <catch2/catch_test_macros.hpp>
+#include <catch2/matchers/catch_matchers_all.hpp>
+
+#include "utils.h"
+
+using namespace std::literals;
+using Catch::Matchers::Matches;
+using Catch::Matchers::MessageMatches;
+
+TEST_CASE_METHOD(JsonValidateFixture, "issue-101")
+{
+	// Change the working directory to the issue path
+	auto path = std::filesystem::path(__FILE__).parent_path();
+	REQUIRE_NOTHROW(std::filesystem::current_path(path));
+	REQUIRE_THROWS_MATCHES(validate("schema.json"sv, "instance.json"sv), std::invalid_argument,
+	                       MessageMatches(Matches("invalid JSON-type.*/properties/required.*expected: boolean or object.*")));
+}
--- a/test/issue-12/CMakeLists.txt
+++ b/test/issue-12/CMakeLists.txt
@ -1,3 +0,0 @@
-add_test_simple_schema(Issue::12
-                       ${CMAKE_CURRENT_SOURCE_DIR}/schema.json
-                       ${CMAKE_CURRENT_SOURCE_DIR}/instance.json)
--- a/test/issue-12/test_issue.cpp
+++ b/test/issue-12/test_issue.cpp
@ -0,0 +1,16 @@
+#include <filesystem>
+#include <string_view>
+
+#include <catch2/catch_test_macros.hpp>
+
+#include "utils.h"
+
+using namespace std::literals;
+
+TEST_CASE_METHOD(JsonValidateFixture, "issue-12")
+{
+	// Change the working directory to the issue path
+	auto path = std::filesystem::path(__FILE__).parent_path();
+	REQUIRE_NOTHROW(std::filesystem::current_path(path));
+	REQUIRE_NOTHROW(validate("schema.json"sv, "instance.json"sv));
+}
--- a/test/issue-143/CMakeLists.txt
+++ b/test/issue-143/CMakeLists.txt
@ -1,13 +0,0 @@
-add_test_simple_schema(Issue::143-1
-                       ${CMAKE_CURRENT_SOURCE_DIR}/schema.json
-                       ${CMAKE_CURRENT_SOURCE_DIR}/instance-fail-1.json)
-add_test_simple_schema(Issue::143-a
-                       ${CMAKE_CURRENT_SOURCE_DIR}/schema.json
-                       ${CMAKE_CURRENT_SOURCE_DIR}/instance-fail-a.json)
-add_test_simple_schema(Issue::143-ok
-                       ${CMAKE_CURRENT_SOURCE_DIR}/schema.json
-                       ${CMAKE_CURRENT_SOURCE_DIR}/instance.json)
-
-set_tests_properties(Issue::143-1 Issue::143-a
-                     PROPERTIES
-                     WILL_FAIL 1)
--- a/test/issue-143/test_issue.cpp
+++ b/test/issue-143/test_issue.cpp
@ -0,0 +1,23 @@
+#include <filesystem>
+#include <string_view>
+
+#include <catch2/catch_test_macros.hpp>
+#include <catch2/matchers/catch_matchers_all.hpp>
+
+#include "utils.h"
+
+using namespace std::literals;
+using Catch::Matchers::ContainsSubstring;
+using Catch::Matchers::MessageMatches;
+
+TEST_CASE_METHOD(JsonValidateFixture, "issue-143")
+{
+	// Change the working directory to the issue path
+	auto path = std::filesystem::path(__FILE__).parent_path();
+	REQUIRE_NOTHROW(std::filesystem::current_path(path));
+	CHECK_THROWS_MATCHES(validate("schema.json"sv, "instance-fail-1.json"sv), std::invalid_argument,
+	                     MessageMatches(ContainsSubstring("At /ref1 of \"a\" - unexpected instance type")));
+	CHECK_THROWS_MATCHES(validate("schema.json"sv, "instance-fail-a.json"sv), std::invalid_argument,
+	                     MessageMatches(ContainsSubstring("At /refa of 12 - unexpected instance type")));
+	CHECK_NOTHROW(validate("schema.json"sv, "instance.json"sv));
+}
--- a/test/issue-209/test_issue.cpp
+++ b/test/issue-209/test_issue.cpp
@ -0,0 +1,16 @@
+#include <filesystem>
+#include <string_view>
+
+#include <catch2/catch_test_macros.hpp>
+
+#include "utils.h"
+
+using namespace std::literals;
+
+TEST_CASE_METHOD(JsonValidateFixture, "issue-209")
+{
+	// Change the working directory to the issue path
+	auto path = std::filesystem::path(__FILE__).parent_path();
+	REQUIRE_NOTHROW(std::filesystem::current_path(path));
+	REQUIRE_NOTHROW(validate("entities.schema.json"sv, "instance.json"sv));
+}
--- a/test/issue-27/CMakeLists.txt
+++ b/test/issue-27/CMakeLists.txt
@ -1,6 +0,0 @@
-add_test_simple_schema(Issue::27
-                       ${CMAKE_CURRENT_SOURCE_DIR}/schema.json
-                       ${CMAKE_CURRENT_SOURCE_DIR}/instance.json)
-set_tests_properties(Issue::27
-                     PROPERTIES
-                         WILL_FAIL 1)
--- a/test/issue-27/test_issue.cpp
+++ b/test/issue-27/test_issue.cpp
@ -0,0 +1,19 @@
+#include <filesystem>
+#include <string_view>
+
+#include <catch2/catch_test_macros.hpp>
+#include <catch2/matchers/catch_matchers_all.hpp>
+
+#include "utils.h"
+
+using namespace std::literals;
+using Catch::Matchers::ContainsSubstring;
+using Catch::Matchers::MessageMatches;
+
+TEST_CASE_METHOD(JsonValidateFixture, "issue-27")
+{
+	// Change the working directory to the issue path
+	auto path = std::filesystem::path(__FILE__).parent_path();
+	REQUIRE_NOTHROW(std::filesystem::current_path(path));
+	REQUIRE_THROWS_MATCHES(validate("schema.json"sv, "instance.json"sv), std::invalid_argument, MessageMatches(ContainsSubstring("instance exceeds maximum")));
+}
--- a/test/issue-48/CMakeLists.txt
+++ b/test/issue-48/CMakeLists.txt
@ -1,3 +0,0 @@
-add_test_simple_schema(Issue::48
-                       ${CMAKE_CURRENT_SOURCE_DIR}/schema.json
-                       ${CMAKE_CURRENT_SOURCE_DIR}/instance.json)
--- a/test/issue-48/test_issue.cpp
+++ b/test/issue-48/test_issue.cpp
@ -0,0 +1,16 @@
+#include <filesystem>
+#include <string_view>
+
+#include <catch2/catch_test_macros.hpp>
+
+#include "utils.h"
+
+using namespace std::literals;
+
+TEST_CASE_METHOD(JsonValidateFixture, "issue-48")
+{
+	// Change the working directory to the issue path
+	auto path = std::filesystem::path(__FILE__).parent_path();
+	REQUIRE_NOTHROW(std::filesystem::current_path(path));
+	REQUIRE_NOTHROW(validate("schema.json"sv, "instance.json"sv));
+}
--- a/test/issue-54/CMakeLists.txt
+++ b/test/issue-54/CMakeLists.txt
@ -1,3 +0,0 @@
-add_test_simple_schema(Issue::54
-                       ${CMAKE_CURRENT_SOURCE_DIR}/schema.json
-                       ${CMAKE_CURRENT_SOURCE_DIR}/instance.json)
--- a/test/issue-54/test_issue.cpp
+++ b/test/issue-54/test_issue.cpp
@ -0,0 +1,16 @@
+#include <filesystem>
+#include <string_view>
+
+#include <catch2/catch_test_macros.hpp>
+
+#include "utils.h"
+
+using namespace std::literals;
+
+TEST_CASE_METHOD(JsonValidateFixture, "issue-54")
+{
+	// Change the working directory to the issue path
+	auto path = std::filesystem::path(__FILE__).parent_path();
+	REQUIRE_NOTHROW(std::filesystem::current_path(path));
+	REQUIRE_NOTHROW(validate("schema.json"sv, "instance.json"sv));
+}
--- a/test/issue-75/CMakeLists.txt
+++ b/test/issue-75/CMakeLists.txt
@ -1,3 +0,0 @@
-add_test_simple_schema(Issue::75
-                       ${CMAKE_CURRENT_SOURCE_DIR}/schema.json
-                       ${CMAKE_CURRENT_SOURCE_DIR}/instance.json)
--- a/test/issue-75/test_issue.cpp
+++ b/test/issue-75/test_issue.cpp
@ -0,0 +1,16 @@
+#include <filesystem>
+#include <string_view>
+
+#include <catch2/catch_test_macros.hpp>
+
+#include "utils.h"
+
+using namespace std::literals;
+
+TEST_CASE_METHOD(JsonValidateFixture, "issue-75")
+{
+	// Change the working directory to the issue path
+	auto path = std::filesystem::path(__FILE__).parent_path();
+	REQUIRE_NOTHROW(std::filesystem::current_path(path));
+	REQUIRE_NOTHROW(validate("schema.json"sv, "instance.json"sv));
+}
--- a/test/issue-9/CMakeLists.txt
+++ b/test/issue-9/CMakeLists.txt
@ -1,3 +0,0 @@
-add_test_simple_schema(Issue::9
-                       ${CMAKE_CURRENT_SOURCE_DIR}/base.json
-                       ${CMAKE_CURRENT_SOURCE_DIR}/instance.json)
--- a/test/issue-9/test_issue.cpp
+++ b/test/issue-9/test_issue.cpp
@ -0,0 +1,16 @@
+#include <filesystem>
+#include <string_view>
+
+#include <catch2/catch_test_macros.hpp>
+
+#include "utils.h"
+
+using namespace std::literals;
+
+TEST_CASE_METHOD(JsonValidateFixture, "issue-9")
+{
+	// Change the working directory to the issue path
+	auto path = std::filesystem::path(__FILE__).parent_path();
+	REQUIRE_NOTHROW(std::filesystem::current_path(path));
+	REQUIRE_NOTHROW(validate("base.json"sv, "instance.json"sv));
+}
--- a/test/issue-93/CMakeLists.txt
+++ b/test/issue-93/CMakeLists.txt
@ -1,7 +0,0 @@
-
-add_executable(issue-93 issue-93.cpp)
-target_link_libraries(issue-93 nlohmann_json_schema_validator)
-
-add_test(NAME issue-93
-         COMMAND issue-93
-         WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
--- a/test/issue-93/issue-93.cpp
+++ b/test/issue-93/issue-93.cpp
@ -1,55 +0,0 @@
-#include <nlohmann/json-schema.hpp>
-
-#include <fstream>
-#include <iostream>
-
-using nlohmann::json;
-using nlohmann::json_uri;
-using nlohmann::json_schema::json_validator;
-
-static const auto expected_patch = R"(
-[{"op":"add","path":"/0/renderable/bg","value":"Black"}]
-)"_json;
-
-static const auto instance = R"(
-[
-    {
-        "name":"player",
-        "renderable": {
-            "fg":"White"
-        }
-    }
-]
-)"_json;
-
-static void loader(const json_uri &uri, json &schema)
-{
-	std::string filename = "./" + uri.path();
-	std::ifstream lf(filename);
-	if (!lf.good())
-		throw std::invalid_argument("could not open " + uri.url() + " tried with " + filename);
-	try {
-		lf >> schema;
-	} catch (const std::exception &e) {
-		throw e;
-	}
-}
-
-int main(void)
-{
-	json_validator validator(loader);
-
-	std::fstream f("blueprints.schema.json");
-
-	json schema;
-	f >> schema;
-
-	validator.set_root_schema(schema);
-
-	auto missing_default_patch = validator.validate(instance);
-
-	std::cerr << missing_default_patch << "\n";
-	std::cerr << expected_patch << "\n";
-
-	return missing_default_patch != expected_patch;
-}
--- a/test/issue-93/test_issue.cpp
+++ b/test/issue-93/test_issue.cpp
@ -0,0 +1,37 @@
+#include <filesystem>
+#include <string_view>
+
+#include <catch2/catch_test_macros.hpp>
+#include <catch2/matchers/catch_matchers_all.hpp>
+
+#include "utils.h"
+
+using namespace std::literals;
+using Catch::Matchers::ContainsSubstring;
+using Catch::Matchers::MessageMatches;
+
+static const auto instance = R"(
+[
+    {
+        "name":"player",
+        "renderable": {
+            "fg":"White"
+        }
+    }
+]
+)"_json;
+
+static const auto expected_patch = R"(
+[{"op":"add","path":"/0/renderable/bg","value":"Black"}]
+)"_json;
+
+TEST_CASE_METHOD(JsonValidateFixture, "issue-93")
+{
+	// Change the working directory to the issue path
+	auto path = std::filesystem::path(__FILE__).parent_path();
+	nlohmann::json patch;
+	REQUIRE_NOTHROW(std::filesystem::current_path(path));
+	auto schema_path = path / "blueprints.schema.json";
+	REQUIRE_NOTHROW(patch = validate(schema_path, instance));
+	REQUIRE(patch == expected_patch);
+}
--- a/test/issue-96/CMakeLists.txt
+++ b/test/issue-96/CMakeLists.txt
@ -1,6 +0,0 @@
-add_test_simple_schema(Issue::96
-                       ${CMAKE_CURRENT_SOURCE_DIR}/schema.json
-                       ${CMAKE_CURRENT_SOURCE_DIR}/instance.json)
-set_tests_properties(Issue::96
-                     PROPERTIES
-                     WILL_FAIL 1)
--- a/test/issue-96/test_issue.cpp
+++ b/test/issue-96/test_issue.cpp
@ -0,0 +1,19 @@
+#include <filesystem>
+#include <string_view>
+
+#include <catch2/catch_test_macros.hpp>
+#include <catch2/matchers/catch_matchers_all.hpp>
+
+#include "utils.h"
+
+using namespace std::literals;
+using Catch::Matchers::ContainsSubstring;
+using Catch::Matchers::MessageMatches;
+
+TEST_CASE_METHOD(JsonValidateFixture, "issue-96")
+{
+	// Change the working directory to the issue path
+	auto path = std::filesystem::path(__FILE__).parent_path();
+	REQUIRE_NOTHROW(std::filesystem::current_path(path));
+	REQUIRE_THROWS_MATCHES(validate("schema.json"sv, "instance.json"sv), std::invalid_argument, MessageMatches(ContainsSubstring("instance exceeds maximum")));
+}
--- a/test/test-pipe-in.sh
+++ b/test/test-pipe-in.sh
@ -1,13 +0,0 @@
-#!/bin/bash
-
-# all argument are considered as a program to call (with its arguments),
-# the last argument is read from stdin via '<'
-
-set -e
-
-arr=( "$@" )
-
-input=${arr[${#arr[@]}-1]}
-unset 'arr[${#arr[@]}-1]'
-
-${arr[@]} < $input
--- a/test/test_uri.cpp
+++ b/test/test_uri.cpp
@ -6,56 +6,49 @@
 * SPDX-License-Identifier: MIT
 *
 */
-#include <cstdlib>
-#include <nlohmann/json-schema.hpp>

-#include <iostream>
+#include <catch2/catch_test_macros.hpp>
+
+#include <nlohmann/json-schema.hpp>

 using nlohmann::json;
 using nlohmann::json_uri;

-static int errors;
-
-static void EXPECT_EQ(const std::string &a, const std::string &b)
+namespace nlohmann
 {
-	if (a != b) {
-		std::cerr << "Failed: '" << a << "' != '" << b << "'\n";
-		errors++;
-	}
+bool operator==(const json_uri &a, const std::string &b)
+{
+	return a.to_string() == b;
 }
+} // namespace nlohmann

-static void EXPECT_EQ(const nlohmann::json_uri &a, const std::string &b)
+void paths(json_uri start,
+           const std::string &full,
+           const std::string &full_path,
+           const std::string &no_path)
 {
-	EXPECT_EQ(a.to_string(), b);
-}
-
-static void paths(json_uri start,
-                  const std::string &full,
-                  const std::string &full_path,
-                  const std::string &no_path)
-{
-	EXPECT_EQ(start, full + " # ");
+	CHECK(start == full + " # ");

 	auto a = start.derive("other.json");
-	EXPECT_EQ(a, full_path + "/other.json # ");
+	CHECK(a == full_path + "/other.json # ");

 	auto b = a.derive("base.json");
-	EXPECT_EQ(b, full_path + "/base.json # ");
+	CHECK(b == full_path + "/base.json # ");

 	auto c = b.derive("subdir/base.json");
-	EXPECT_EQ(c, full_path + "/subdir/base.json # ");
+	CHECK(c == full_path + "/subdir/base.json # ");

 	auto d = c.derive("subdir2/base.json");
-	EXPECT_EQ(d, full_path + "/subdir/subdir2/base.json # ");
+	CHECK(d == full_path + "/subdir/subdir2/base.json # ");

 	auto e = c.derive("/subdir2/base.json");
-	EXPECT_EQ(e, no_path + "/subdir2/base.json # ");
+	CHECK(e == no_path + "/subdir2/base.json # ");

 	auto f = c.derive("new.json");
-	EXPECT_EQ(f, full_path + "/subdir/new.json # ");
+	CHECK(f == full_path + "/subdir/new.json # ");

 	auto g = c.derive("/new.json");
-	EXPECT_EQ(g, no_path + "/new.json # ");
+	CHECK(g == no_path + "/new.json # ");
 }

 static void pointer_plain_name(json_uri start,
@ -64,26 +57,26 @@ static void pointer_plain_name(json_uri start,
                               const std::string &no_path)
 {
 	auto a = start.derive("#/json/path");
-	EXPECT_EQ(a, full + " # /json/path");
+	CHECK(a == full + " # /json/path");

 	a = start.derive("#/json/special_%22");
-	EXPECT_EQ(a, full + " # /json/special_\"");
+	CHECK(a == full + " # /json/special_\"");

 	a = a.derive("#foo");
-	EXPECT_EQ(a, full + " # foo");
+	CHECK(a == full + " # foo");

 	a = a.derive("#foo/looks_like_json/poiner/but/isnt");
-	EXPECT_EQ(a, full + " # foo/looks_like_json/poiner/but/isnt");
-	EXPECT_EQ(a.identifier(), "foo/looks_like_json/poiner/but/isnt");
-	EXPECT_EQ(a.pointer().to_string(), "");
+	CHECK(a == full + " # foo/looks_like_json/poiner/but/isnt");
+	CHECK(a.identifier() == "foo/looks_like_json/poiner/but/isnt");
+	CHECK(a.pointer().to_string().empty());

 	a = a.derive("#/looks_like_json/poiner/and/it/is");
-	EXPECT_EQ(a, full + " # /looks_like_json/poiner/and/it/is");
-	EXPECT_EQ(a.pointer().to_string(), "/looks_like_json/poiner/and/it/is");
-	EXPECT_EQ(a.identifier(), "");
+	CHECK(a == full + " # /looks_like_json/poiner/and/it/is");
+	CHECK(a.pointer().to_string() == "/looks_like_json/poiner/and/it/is");
+	CHECK(a.identifier().empty());
 }

-int main(void)
+TEST_CASE("uri")
 {
 	json_uri empty("");
 	paths(empty,
@ -101,6 +94,4 @@ int main(void)
 	                   "http://json-schema.org/draft-07/schema",
 	                   "http://json-schema.org/draft-07",
 	                   "http://json-schema.org");
-
-	return errors;
 }
--- a/test/utils.cpp
+++ b/test/utils.cpp
@ -0,0 +1,60 @@
+#include <fstream>
+
+#include "utils.h"
+
+using nlohmann::json;
+using nlohmann::json_uri;
+using nlohmann::json_schema::default_string_format_check;
+using nlohmann::json_schema::json_validator;
+
+static void loader(const json_uri &uri, json &schema)
+{
+	std::string filename = "./" + uri.path();
+	std::ifstream fstream(filename);
+	if (!fstream.good())
+		throw std::invalid_argument("could not open " + uri.url() + " tried with " + filename);
+	try {
+		fstream >> schema;
+	} catch (const std::exception &e) {
+		throw e;
+	}
+}
+
+JsonValidateFixture::JsonValidateFixture()
+    : validator(loader, default_string_format_check) {}
+json JsonValidateFixture::validate(const std::filesystem::path &schema_path, const std::filesystem::path &instance_path)
+{
+	json schema;
+	std::ifstream fstream{absolute(schema_path).string()};
+	fstream >> schema;
+	return validate(schema, instance_path);
+}
+json JsonValidateFixture::validate(const json &schema, const json &instance)
+{
+	validator.set_root_schema(schema);
+	return validator.validate(instance);
+}
+json JsonValidateFixture::validate(const json &schema, const std::filesystem::path &instance_path)
+{
+	json instance;
+	std::ifstream fstream{absolute(instance_path).string()};
+	fstream >> instance;
+	return validate(schema, instance);
+}
+json JsonValidateFixture::validate(std::string_view schema_path, std::string_view instance_path)
+{
+	auto path = std::filesystem::current_path() / schema_path;
+	return validate(path, instance_path);
+}
+json JsonValidateFixture::validate(const std::filesystem::path &schema_path, std::string_view instance_path)
+{
+	auto path = std::filesystem::current_path() / instance_path;
+	return validate(schema_path, path);
+}
+json JsonValidateFixture::validate(const std::filesystem::path &schema_path, const json &instance)
+{
+	json schema;
+	std::ifstream fstream{absolute(schema_path).string()};
+	fstream >> schema;
+	return validate(schema, instance);
+}
--- a/test/utils.h
+++ b/test/utils.h
@ -0,0 +1,20 @@
+#pragma once
+
+#include <filesystem>
+#include <string>
+
+#include <nlohmann/json-schema.hpp>
+
+class JsonValidateFixture
+{
+	nlohmann::json_schema::json_validator validator;
+
+public:
+	JsonValidateFixture();
+	nlohmann::json validate(std::string_view schema_path, std::string_view instance_path);
+	nlohmann::json validate(const std::filesystem::path &schema_path, std::string_view instance_path);
+	nlohmann::json validate(const std::filesystem::path &schema_path, const std::filesystem::path &instance_path);
+	nlohmann::json validate(const std::filesystem::path &schema_path, const nlohmann::json &instance);
+	nlohmann::json validate(const nlohmann::json &schema, const std::filesystem::path &instance_path);
+	nlohmann::json validate(const nlohmann::json &schema, const nlohmann::json &instance);
+};