convert java_resources with bp2build

Test: b build --platforms=//build/bazel/platforms:linux_x86
  //external/jarjar:jarjar-binary and try to use on a jar
Change-Id: Id6f4e6937687fd575360fbacaeda55c41922636e
diff --git a/bp2build/java_library_conversion_test.go b/bp2build/java_library_conversion_test.go
index 3b66369..e4d9cbc 100644
--- a/bp2build/java_library_conversion_test.go
+++ b/bp2build/java_library_conversion_test.go
@@ -267,3 +267,108 @@
 			}),
 		}})
 }
+
+func TestJavaLibraryResources(t *testing.T) {
+	runJavaLibraryTestCase(t, bp2buildTestCase{
+		filesystem: map[string]string{
+			"res/a.res":      "",
+			"res/b.res":      "",
+			"res/dir1/b.res": "",
+		},
+		blueprint: `java_library {
+    name: "java-lib-1",
+	java_resources: ["res/a.res", "res/b.res"],
+}`,
+		expectedBazelTargets: []string{
+			makeBazelTarget("java_library", "java-lib-1", attrNameToString{
+				"resources": `[
+        "res/a.res",
+        "res/b.res",
+    ]`,
+			}),
+		},
+	})
+}
+
+func TestJavaLibraryResourceDirs(t *testing.T) {
+	runJavaLibraryTestCase(t, bp2buildTestCase{
+		filesystem: map[string]string{
+			"res/a.res":      "",
+			"res/b.res":      "",
+			"res/dir1/b.res": "",
+		},
+		blueprint: `java_library {
+    name: "java-lib-1",
+	java_resource_dirs: ["res"],
+}`,
+		expectedBazelTargets: []string{
+			makeBazelTarget("java_library", "java-lib-1", attrNameToString{
+				"resource_strip_prefix": `"res"`,
+				"resources": `[
+        "res/a.res",
+        "res/b.res",
+        "res/dir1/b.res",
+    ]`,
+			}),
+		},
+	})
+}
+
+func TestJavaLibraryResourcesExcludeDir(t *testing.T) {
+	runJavaLibraryTestCase(t, bp2buildTestCase{
+		filesystem: map[string]string{
+			"res/a.res":         "",
+			"res/exclude/b.res": "",
+		},
+		blueprint: `java_library {
+    name: "java-lib-1",
+	java_resource_dirs: ["res"],
+	exclude_java_resource_dirs: ["res/exclude"],
+}`,
+		expectedBazelTargets: []string{
+			makeBazelTarget("java_library", "java-lib-1", attrNameToString{
+				"resource_strip_prefix": `"res"`,
+				"resources":             `["res/a.res"]`,
+			}),
+		},
+	})
+}
+
+func TestJavaLibraryResourcesExcludeFile(t *testing.T) {
+	runJavaLibraryTestCase(t, bp2buildTestCase{
+		filesystem: map[string]string{
+			"res/a.res":            "",
+			"res/dir1/b.res":       "",
+			"res/dir1/exclude.res": "",
+		},
+		blueprint: `java_library {
+    name: "java-lib-1",
+	java_resource_dirs: ["res"],
+	exclude_java_resources: ["res/dir1/exclude.res"],
+}`,
+		expectedBazelTargets: []string{
+			makeBazelTarget("java_library", "java-lib-1", attrNameToString{
+				"resource_strip_prefix": `"res"`,
+				"resources": `[
+        "res/a.res",
+        "res/dir1/b.res",
+    ]`,
+			}),
+		},
+	})
+}
+
+func TestJavaLibraryResourcesFailsWithMultipleDirs(t *testing.T) {
+	runJavaLibraryTestCase(t, bp2buildTestCase{
+		filesystem: map[string]string{
+			"res/a.res":  "",
+			"res1/a.res": "",
+		},
+		blueprint: `java_library {
+    name: "java-lib-1",
+	java_resource_dirs: ["res", "res1"],
+}`,
+		expectedErr:          fmt.Errorf("bp2build does not support more than one directory in java_resource_dirs (b/226423379)"),
+		expectedBazelTargets: []string{},
+	})
+}