Test external modules explicitly in CI (#8507)

This setup is much simpler than calling Bazel from within Bazel
and making sure files and flags are set up correctly.

Co-authored-by: Derek Bailey <derekbailey@google.com>

Author: mering

.bazelci/presubmit.yml

@@ -38,6 +38,18 @@ tasks:
     - "//..."
     test_targets:
     - "//..."
+  test_module_cpp:
+    platform: ubuntu2204
+    bazel: ${{ bazel }}
+    working_directory: tests/bazel_repository_test_dir
+    build_targets:
+    - "//..."
+  test_module_ts:
+    platform: ubuntu2204
+    bazel: ${{ bazel }}
+    working_directory: tests/ts/bazel_repository_test_dir
+    test_targets:
+    - "//..."
   verify_macos:
     platform: macos
     bazel: ${{ bazel }}

.bazelignore

@@ -1 +1,5 @@
 ts/node_modules
+
+# Test workspaces
+tests/bazel_repository_test_dir
+tests/ts/bazel_repository_test_dir

MODULE.bazel

@@ -71,17 +71,3 @@ use_repo(node, "nodejs_linux_amd64")
 rules_ts_ext = use_extension("@aspect_rules_ts//ts:extensions.bzl", "ext")
 rules_ts_ext.deps()
 use_repo(rules_ts_ext, "npm_typescript")
-
-bazel_dep(
-    name = "rules_bazel_integration_test",
-    version = "0.31.0",
-    dev_dependency = True,
-)
-
-bazel_binaries = use_extension(
-    "@rules_bazel_integration_test//:extensions.bzl",
-    "bazel_binaries",
-    dev_dependency = True,
-)
-bazel_binaries.download(version = "6.5.0")
-use_repo(bazel_binaries, "bazel_binaries", "bazel_binaries_bazelisk", "build_bazel_bazel_6_5_0")

WORKSPACE

@@ -190,23 +190,3 @@ esbuild_register_toolchains(
     name = "esbuild",
     esbuild_version = LATEST_ESBUILD_VERSION,
 )
-
-http_archive(
-    name = "rules_bazel_integration_test",
-    sha256 = "3e24bc0fba88177cd0ae87c1e37bf7de5d5af8e812f00817a58498b1a8368fca",
-    urls = [
-        "https://github.com/bazel-contrib/rules_bazel_integration_test/releases/download/v0.31.0/rules_bazel_integration_test.v0.31.0.tar.gz",
-    ],
-)
-
-load("@rules_bazel_integration_test//bazel_integration_test:deps.bzl", "bazel_integration_test_rules_dependencies")
-
-bazel_integration_test_rules_dependencies()
-
-load("@cgrindel_bazel_starlib//:deps.bzl", "bazel_starlib_dependencies")
-
-bazel_starlib_dependencies()
-
-load("@rules_bazel_integration_test//bazel_integration_test:defs.bzl", "bazel_binaries")
-
-bazel_binaries(versions = ["6.5.0"])

tests/BUILD.bazel

@@ -1,7 +1,6 @@
 load("@aspect_bazel_lib//lib:copy_to_bin.bzl", "copy_to_bin")
 load("@rules_cc//cc:defs.bzl", "cc_library", "cc_test")
 load("//:build_defs.bzl", "DEFAULT_FLATC_ARGS", "flatbuffer_cc_library")
-load(":defs.bzl", "flatbuffers_as_external_repo_test")
 
 package(default_visibility = ["//visibility:private"])
 
@@ -269,8 +268,3 @@ flatbuffer_cc_library(
     name = "alignment_test_cc_fbs",
     srcs = ["alignment_test.fbs"],
 )
-
-flatbuffers_as_external_repo_test(
-    name = "bazel_repository_test",
-    directory = "bazel_repository_test_dir",
-)

tests/bazel_repository_test_template.sh

@@ -1,7 +1,6 @@
 load("@aspect_rules_js//js:defs.bzl", "js_test")
 load("@aspect_rules_js//npm:defs.bzl", "npm_link_package")
 load("//:typescript.bzl", "flatbuffer_ts_library")
-load("//tests:defs.bzl", "flatbuffers_as_external_repo_test")
 
 package(default_visibility = ["//visibility:private"])
 
@@ -61,8 +60,3 @@ TEST_COMPLEX_ARRAYS_DATA = glob([
     #("JavaScriptFlexBuffersTest", TBD_DATA)
     ("JavaScriptComplexArraysTest", TEST_COMPLEX_ARRAYS_DATA),
 )]
-
-flatbuffers_as_external_repo_test(
-    name = "bazel_repository_test",
-    directory = "bazel_repository_test_dir",
-)