chore: remove testing of Bazel 7

.bazelci/presubmit.yml

@@ -18,12 +18,12 @@ buildifier:
   # Use a specific version to avoid skew issues when new versions are released.
   version: 8.2.1
   warnings: "all"
-# NOTE: Minimum supported version is 7.x
+# NOTE: Minimum supported version is 8.x
 .minimum_supported_version: &minimum_supported_version
   # For testing minimum supported version.
   # NOTE: Keep in sync with //:version.bzl
-  bazel: 7.x
-  skip_in_bazel_downstream_pipeline: "Bazel 7 required"
+  bazel: 8.x
+  skip_in_bazel_downstream_pipeline: "Bazel 8 required"
 .reusable_config: &reusable_config
   build_targets:
     - "--"
@@ -43,6 +43,7 @@ buildifier:
 .common_workspace_flags_min_bazel: &common_workspace_flags_min_bazel
   build_flags:
     - "--noenable_bzlmod"
+    - "--enabled_workspace"
     - "--build_tag_filters=-integration-test"
   test_flags:
     - "--noenable_bzlmod"
@@ -57,7 +58,7 @@ buildifier:
     - "--noenable_bzlmod"
     - "--enable_workspace"
     - "--build_tag_filters=-integration-test"
-  bazel: 7.x
+  bazel: 8.x
 # NOTE: The Mac and Windows bazelinbazel jobs override parts of this config.
 .common_bazelinbazel_config: &common_bazelinbazel_config
     build_flags:
@@ -118,7 +119,7 @@ matrix:
     - debian11
     - macos_arm64
     - windows
-  bazel: [7.*, 8.*, 9.*]
+  bazel: [8.*, 9.*]
 
 tasks:
   # Keep in sync with .bcr/presubmit.yml
@@ -184,7 +185,7 @@ tasks:
     <<: *reusable_config
     name: "Default: Ubuntu, bzlmod, minimum Bazel"
     platform: ubuntu2204
-    bazel: 7.x
+    bazel: 8.x
   ubuntu:
     <<: *reusable_config
     name: "Default: Ubuntu"
@@ -281,8 +282,6 @@ tasks:
     <<: *reusable_config
     name: "RBE: Ubuntu"
     platform: rbe_ubuntu2204
-    # TODO @aignas 2024-12-11: get the RBE working in CI for bazel 8.0
-    # See https://github.com/bazelbuild/rules_python/issues/2499
     bazel: 8.x
     test_flags:
       - "--test_tag_filters=-integration-test,-acceptance-test"
@@ -372,7 +371,7 @@ tasks:
     name: "examples/pip_parse: Ubuntu, bzlmod, minimum supported Bazel version"
     working_directory: examples/pip_parse
     platform: ubuntu2204
-    bazel: 7.x
+    bazel: 8.x
   integration_test_pip_parse_ubuntu:
     <<: *reusable_build_test_all
     name: "examples/pip_parse: Ubuntu"
@@ -561,7 +560,7 @@ tasks:
     name: "compile_pip_requirements_test_from_external_repo: Ubuntu, bzlmod, minimum Bazel"
     working_directory: tests/integration/compile_pip_requirements_test_from_external_repo
     platform: ubuntu2204
-    bazel: 7.x
+    bazel: 8.x
     shell_commands:
     # Assert that @compile_pip_requirements//:requirements_test does the right thing.
     - "bazel test @compile_pip_requirements//..."

MODULE.bazel

@@ -356,7 +356,6 @@ bazel_binaries.local(
     name = "self",
     path = "tests/integration/bazel_from_env",
 )
-bazel_binaries.download(version = "7.4.1")
 bazel_binaries.download(version = "8.0.0")
 bazel_binaries.download(version = "9.0.0rc1")
 use_repo(
@@ -365,7 +364,6 @@ use_repo(
     # These don't appear necessary, but are reported as direct dependencies
     # that should be use_repo()'d, so we add them as requested
     "bazel_binaries_bazelisk",
-    "build_bazel_bazel_7_4_1",
     "build_bazel_bazel_8_0_0",
     "build_bazel_bazel_9_0_0rc1",
     # "build_bazel_bazel_rolling",

tests/bootstrap_impls/BUILD.bazel

@@ -14,6 +14,7 @@
 load("@rules_pkg//pkg:tar.bzl", "pkg_tar")
 load("@rules_shell//shell:sh_test.bzl", "sh_test")
 load("//python:py_test.bzl", "py_test")
+load("//python/private:reexports.bzl", "BuiltinPyInfo")  # buildifier: disable=bzl-visibility
 load("//tests/support:py_reconfig.bzl", "py_reconfig_binary", "py_reconfig_test")
 load("//tests/support:sh_py_run_test.bzl", "sh_py_run_test")
 load("//tests/support:support.bzl", "SUPPORTS_BOOTSTRAP_SCRIPT")
@@ -112,6 +113,7 @@ py_reconfig_test(
     # Necessary because bazel_tools doesn't have __init__.py files.
     legacy_create_init = True,
     main = "bazel_tools_importable_test.py",
+    target_compatible_with = [] if BuiltinPyInfo else ["@platforms//:incompatible"],
     deps = [
         "@bazel_tools//tools/python/runfiles",
     ],

tests/integration/compile_pip_requirements/.bazelrc

@@ -2,4 +2,3 @@ test --test_output=errors
 
 # Windows requires these for multi-python support:
 build --enable_runfiles
-common:bazel7.x --incompatible_python_disallow_native_rules

tests/integration/compile_pip_requirements_test_from_external_repo/.bazelrc

@@ -1,2 +1 @@
 test --test_output=errors
-common:bazel7.x --incompatible_python_disallow_native_rules

tests/integration/local_toolchains/.bazelrc

@@ -3,6 +3,5 @@ common --lockfile_mode=off
 test --test_output=errors
 # Windows requires these for multi-python support:
 build --enable_runfiles
-common:bazel7.x --incompatible_python_disallow_native_rules
 build --//:py=local
 common --announce_rc

tests/integration/pip_parse/.bazelrc

@@ -4,5 +4,3 @@ build --enable_runfiles
 
 # https://docs.bazel.build/versions/main/best-practices.html#using-the-bazelrc-file
 try-import %workspace%/user.bazelrc
-
-common:bazel7.x --incompatible_python_disallow_native_rules

tests/integration/py_cc_toolchain_registered/.bazelrc

@@ -1,3 +1,2 @@
 # This aids debugging on failure
 build --toolchain_resolution_debug=python
-common:bazel7.x --incompatible_python_disallow_native_rules