Move stuff to Catch2 testing, deprecate current tests

projs/shadow-file-format/BUILD

@@ -20,12 +20,12 @@ cc_test(
     name = "test",
     srcs = glob(["test/**/*.cpp", "test/**/*.h"]),
     includes = [],
+    defines = [ "CATCH_CONFIG_MAIN" ],
     copts = [
         "/std:c++17"
     ],
     deps = [
         "//projs/shadow-file-format",
-        "@gtest//:gtest",
-        "@gtest//:gtest_main"
-    ],
+        "@catch2"
+        ],
 )

projs/shadow-file-format/test/Catch2Test.cpp

@@ -0,0 +1,5 @@
+#include <catch2/catch.hpp>
+
+TEST_CASE("15 is less than 20", "[numbers]") {
+    REQUIRE(15 < 20);
+}

projs/shadow-file-format/test/pch.cpp

@@ -1,5 +0,0 @@
-//
-// pch.cpp
-//
-
-#include "pch.h"

projs/shadow-file-format/test/pch.h

@@ -1,10 +0,0 @@
-//
-// pch.h
-//
-
-#pragma once
-
-#include "gtest/gtest.h"
-
-#include <string>
-#include <sstream>

projs/shadow-file-format/test/sff_writer_tests.ocpp

@@ -1,4 +1,3 @@
-#include "pch.h"
 
 //import Shadow.FileFormat;
 #include "SFFWriter.h"

projs/shadow-file-format/test/test.ocpp

@@ -1,4 +1,3 @@
-#include "gtest/gtest.h"
 
 #include <string>
 #include <sstream>

vendor/deps.bzl

@@ -1,10 +1,15 @@
+load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 load("//vendor/sdl2:sdl2-dep.bzl", "sdl2_dep")
-load("//vendor/gtest:gtest-dep.bzl", "gtest_dep")
-#load("//vendor/imgui:imgui_lib.bzl", "imgui_lib")
 load("//vendor/glm:glm-dep.bzl", "glm_dep")
 
+
 def deps():
     sdl2_dep()
-    gtest_dep()
-#    imgui_lib()
     glm_dep()
+
+    # this doesn't require a whole folder with a build, props, bzl file, so it's set here.
+    http_archive(
+        name = "catch2",
+        strip_prefix = "Catch2-2.13.0",
+        urls = ["https://github.com/catchorg/Catch2/archive/v2.13.0.tar.gz"],
+    )

vendor/gtest/gtest-dep.bzl

@@ -1,10 +0,0 @@
-load("@bazel_tools//tools/build_defs/repo:git.bzl", "git_repository")
-
-
-def gtest_dep():
-    if "gtest" not in native.existing_rules():
-        git_repository(
-            name = "gtest",
-            remote = "https://github.com/google/googletest",
-            branch = "v1.10.x",
-        )

vendor/gtest/gtest.BUILD

@@ -1,14 +0,0 @@
-cc_library(
-    name = "gtest_main",
-    srcs = glob(
-        ["src/*.cc"],
-        exclude = ["src/gtest-all.cc"]
-    ),
-    hdrs = glob([
-        "include/**/*.h",
-        "src/*.h"
-    ]),
-    copts = ["-Iexternal/gtest/include"],
-    linkopts = ["-pthread"],
-    visibility = ["//visibility:public"],
-)