Pass java_library libs and static_libs to java_*_proto_library

If a java_library module has proto srcs, a java_*_proto_library target
will be created for it. Proto sources are generated and then compiled
by a java_library target. We need to pass the libs and static_libs of
the java_library module to this java_library target so that
the compile-time classpath is correct.

Test: updated unit tests and CI

Bug: 301469542
Change-Id: I05b2efce6fda2223e85728b3c4c7b1815d04c3dd
diff --git a/bp2build/java_proto_conversion_test.go b/bp2build/java_proto_conversion_test.go
index 3d55eb2..4e96efe 100644
--- a/bp2build/java_proto_conversion_test.go
+++ b/bp2build/java_proto_conversion_test.go
@@ -141,17 +141,22 @@
 func TestJavaLibsAndOnlyProtoSrcs(t *testing.T) {
 	runJavaProtoTestCase(t, Bp2buildTestCase{
 		Description:             "java_library that has only proto srcs",
-		StubbedBuildDefinitions: []string{"java-lib"},
+		StubbedBuildDefinitions: []string{"java-lib-1", "java-lib-2"},
 		Blueprint: `java_library_static {
     name: "java-protos",
     srcs: ["a.proto"],
-    libs: ["java-lib"],
+    libs: ["java-lib-1"],
+    static_libs: ["java-lib-2"],
     java_version: "7",
     sdk_version: "current",
 }
 
 java_library_static {
-    name: "java-lib",
+    name: "java-lib-1",
+}
+
+java_library_static {
+    name: "java-lib-2",
 }
 `,
 		ExpectedBazelTargets: []string{
@@ -162,12 +167,19 @@
 				"java_lite_proto_library",
 				"java-protos_java_proto_lite",
 				AttrNameToString{
-					"deps":         `[":java-protos_proto"]`,
+					"deps": `[":java-protos_proto"]`,
+					"additional_proto_deps": `[
+        ":java-lib-1-neverlink",
+        ":java-lib-2",
+    ]`,
 					"java_version": `"7"`,
 					"sdk_version":  `"current"`,
 				}),
 			MakeBazelTarget("java_library", "java-protos", AttrNameToString{
-				"exports":      `[":java-protos_java_proto_lite"]`,
+				"exports": `[
+        ":java-lib-2",
+        ":java-protos_java_proto_lite",
+    ]`,
 				"java_version": `"7"`,
 				"sdk_version":  `"current"`,
 			}),