[exports] Propagate runfiles as part of exported resources (bazelbuild#1310)

* Includes runfiles in exports
* Fix runfile collection
* Repurpose core tests to support kt_jvm_library

Author: restingbull

kotlin/internal/jvm/compile.bzl

@@ -878,13 +878,14 @@ def _run_kt_java_builder_actions(
             strict_deps = toolchains.kt.experimental_strict_kotlin_deps,
         )
         ap_generated_src_jar = java_info.annotation_processing.source_jar
+        java_outputs = java_info.java_outputs if hasattr(java_info, "java_outputs") else java_info.outputs.jars
         compile_jars = compile_jars + [
             jars.ijar
-            for jars in java_info.outputs.jars
+            for jars in java_outputs
         ]
         output_jars = output_jars + [
             jars.class_jar
-            for jars in java_info.outputs.jars
+            for jars in java_outputs
         ]
         java_infos.append(java_info)
 

kotlin/internal/jvm/impl.bzl

@@ -37,7 +37,7 @@ load("//third_party:jarjar.bzl", "jarjar_action")
 def _is_absolute(path):
     return path.startswith("/") or (len(path) > 2 and path[1] == ":")
 
-def _make_providers(ctx, providers, transitive_files = depset(order = "default"), *additional_providers):
+def _make_providers(ctx, providers, runfiles_targets, transitive_files = depset(order = "default"), *additional_providers):
     files = [ctx.outputs.jar]
     if providers.java.outputs.jdeps:
         files.append(providers.java.outputs.jdeps)
@@ -48,13 +48,13 @@ def _make_providers(ctx, providers, transitive_files = depset(order = "default")
         DefaultInfo(
             files = depset(files),
             runfiles = ctx.runfiles(
-                # explicitly include data files, otherwise they appear to be missing
                 files = ctx.files.data,
                 transitive_files = transitive_files,
-                # continue to use collect_default until proper transitive data collecting is
-                # implmented.
-                collect_default = True,
-            ),
+            ).merge_all([
+                d[DefaultInfo].default_runfiles
+                for d in runfiles_targets
+                if DefaultInfo in d and d[DefaultInfo].default_runfiles
+            ]),
         ),
     ] + list(additional_providers)
 
@@ -230,6 +230,7 @@ def kt_jvm_library_impl(ctx):
             outputs = ctx.outputs,
             attr = ctx.attr,
         ),
+        runfiles_targets = ctx.attr.deps + ctx.attr.exports,
     )
 
 def kt_jvm_binary_impl(ctx):
@@ -250,7 +251,8 @@ def kt_jvm_binary_impl(ctx):
     return _make_providers(
         ctx,
         providers,
-        depset(
+        runfiles_targets = ctx.attr.deps,
+        transitive_files = depset(
             order = "default",
             transitive = [providers.java.transitive_runtime_jars],
             direct = ctx.files._java_runtime,
@@ -306,6 +308,7 @@ def kt_jvm_junit_test_impl(ctx):
     return _make_providers(
         ctx,
         providers,
+        ctx.attr.deps,
         depset(
             order = "default",
             transitive = [runtime_jars, depset(coverage_runfiles), depset(coverage_metadata)],

src/main/starlark/core/compile/cli/toolchain.bzl

@@ -18,6 +18,8 @@ KotlincJvmCompileInfo = provider(
     },
 )
 
+COMPILE_MNEMONIC = "CliKotlinc"
+
 def _cli_toolchain(ctx):
     java_runtime = ctx.toolchains[JAVA_RUNTIME_TOOLCHAIN_TYPE].java_runtime
     java_toolchain = ctx.toolchains[JAVA_TOOLCHAIN_TYPE].java
@@ -28,7 +30,7 @@ def _cli_toolchain(ctx):
         language_version = ".".join(ctx.attr.api_version.split(".")[:2]),
         executable_zip = ctx.attr.zip[DefaultInfo].files_to_run,
         kotlinc = ctx.attr.kotlinc[DefaultInfo].files_to_run,
-        compile_mnemonic = "CliKotlinc",
+        compile_mnemonic = COMPILE_MNEMONIC,
         single_jar = java_toolchain.single_jar,
         java_stub_template = ctx.files.java_stub_template[0],
         java_runtime = java_runtime,

src/main/starlark/core/compile/rules.bzl

@@ -110,7 +110,7 @@ def _kt_jvm_library_impl(ctx):
                 files = ctx.files.data,
             ).merge_all([
                 d[DefaultInfo].default_runfiles
-                for d in ctx.attr.deps
+                for d in ctx.attr.deps + ctx.attr.exports
                 if DefaultInfo in d
             ]),
         ),

src/test/starlark/case.bzl

@@ -44,11 +44,9 @@ def case(namespace):
         claim = lambda **kwargs: _claim(name = namespace, **kwargs),
     )
 
-def suite(name, *tests):
+def suite(name, **tests):
     test_targets = []
-    for test in tests:
-        test_name = str(test).split(" ")[1]
-        test_targets.append(":" + test_name)
+    for test_name, test in tests.items():
         test(case(test_name))
 
     native.test_suite(

src/test/starlark/compile/BUILD.bazel

@@ -1,5 +1,5 @@
-load(":common_tests.bzl", "test_suite")
+load(":rule_tests.bzl", "test_suite")
 
 test_suite(
-    name = "common_tests",
+    name = "rules_tests",
 )