| // Protocol Buffers - Google's data interchange format |
| // Copyright 2008 Google Inc. All rights reserved. |
| // https://developers.google.com/protocol-buffers/ |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| package com.google.protobuf.util; |
| |
| import protobuf_unittest.UnittestProto.NestedTestAllTypes; |
| import protobuf_unittest.UnittestProto.TestAllTypes; |
| import protobuf_unittest.UnittestProto.TestAllTypes.NestedMessage; |
| import junit.framework.TestCase; |
| |
| public class FieldMaskTreeTest extends TestCase { |
| public void testAddFieldPath() throws Exception { |
| FieldMaskTree tree = new FieldMaskTree(); |
| assertEquals("", tree.toString()); |
| tree.addFieldPath(""); |
| assertEquals("", tree.toString()); |
| // New branch. |
| tree.addFieldPath("foo"); |
| assertEquals("foo", tree.toString()); |
| // Redundant path. |
| tree.addFieldPath("foo"); |
| assertEquals("foo", tree.toString()); |
| // New branch. |
| tree.addFieldPath("bar.baz"); |
| assertEquals("bar.baz,foo", tree.toString()); |
| // Redundant sub-path. |
| tree.addFieldPath("foo.bar"); |
| assertEquals("bar.baz,foo", tree.toString()); |
| // New branch from a non-root node. |
| tree.addFieldPath("bar.quz"); |
| assertEquals("bar.baz,bar.quz,foo", tree.toString()); |
| // A path that matches several existing sub-paths. |
| tree.addFieldPath("bar"); |
| assertEquals("bar,foo", tree.toString()); |
| } |
| |
| public void testMergeFromFieldMask() throws Exception { |
| FieldMaskTree tree = new FieldMaskTree(FieldMaskUtil.fromString("foo,bar.baz,bar.quz")); |
| assertEquals("bar.baz,bar.quz,foo", tree.toString()); |
| tree.mergeFromFieldMask(FieldMaskUtil.fromString("foo.bar,bar")); |
| assertEquals("bar,foo", tree.toString()); |
| } |
| |
| public void testIntersectFieldPath() throws Exception { |
| FieldMaskTree tree = new FieldMaskTree(FieldMaskUtil.fromString("foo,bar.baz,bar.quz")); |
| FieldMaskTree result = new FieldMaskTree(); |
| // Empty path. |
| tree.intersectFieldPath("", result); |
| assertEquals("", result.toString()); |
| // Non-exist path. |
| tree.intersectFieldPath("quz", result); |
| assertEquals("", result.toString()); |
| // Sub-path of an existing leaf. |
| tree.intersectFieldPath("foo.bar", result); |
| assertEquals("foo.bar", result.toString()); |
| // Match an existing leaf node. |
| tree.intersectFieldPath("foo", result); |
| assertEquals("foo", result.toString()); |
| // Non-exist path. |
| tree.intersectFieldPath("bar.foo", result); |
| assertEquals("foo", result.toString()); |
| // Match a non-leaf node. |
| tree.intersectFieldPath("bar", result); |
| assertEquals("bar.baz,bar.quz,foo", result.toString()); |
| } |
| |
| public void testMerge() throws Exception { |
| TestAllTypes value = |
| TestAllTypes.newBuilder() |
| .setOptionalInt32(1234) |
| .setOptionalNestedMessage(NestedMessage.newBuilder().setBb(5678)) |
| .addRepeatedInt32(4321) |
| .addRepeatedNestedMessage(NestedMessage.newBuilder().setBb(8765)) |
| .build(); |
| NestedTestAllTypes source = |
| NestedTestAllTypes.newBuilder() |
| .setPayload(value) |
| .setChild(NestedTestAllTypes.newBuilder().setPayload(value)) |
| .build(); |
| // Now we have a message source with the following structure: |
| // [root] -+- payload -+- optional_int32 |
| // | +- optional_nested_message |
| // | +- repeated_int32 |
| // | +- repeated_nested_message |
| // | |
| // +- child --- payload -+- optional_int32 |
| // +- optional_nested_message |
| // +- repeated_int32 |
| // +- repeated_nested_message |
| |
| FieldMaskUtil.MergeOptions options = new FieldMaskUtil.MergeOptions(); |
| |
| // Test merging each individual field. |
| NestedTestAllTypes.Builder builder = NestedTestAllTypes.newBuilder(); |
| new FieldMaskTree().addFieldPath("payload.optional_int32").merge(source, builder, options); |
| NestedTestAllTypes.Builder expected = NestedTestAllTypes.newBuilder(); |
| expected.getPayloadBuilder().setOptionalInt32(1234); |
| assertEquals(expected.build(), builder.build()); |
| |
| builder = NestedTestAllTypes.newBuilder(); |
| new FieldMaskTree() |
| .addFieldPath("payload.optional_nested_message") |
| .merge(source, builder, options); |
| expected = NestedTestAllTypes.newBuilder(); |
| expected.getPayloadBuilder().setOptionalNestedMessage(NestedMessage.newBuilder().setBb(5678)); |
| assertEquals(expected.build(), builder.build()); |
| |
| builder = NestedTestAllTypes.newBuilder(); |
| new FieldMaskTree().addFieldPath("payload.repeated_int32").merge(source, builder, options); |
| expected = NestedTestAllTypes.newBuilder(); |
| expected.getPayloadBuilder().addRepeatedInt32(4321); |
| assertEquals(expected.build(), builder.build()); |
| |
| builder = NestedTestAllTypes.newBuilder(); |
| new FieldMaskTree() |
| .addFieldPath("payload.repeated_nested_message") |
| .merge(source, builder, options); |
| expected = NestedTestAllTypes.newBuilder(); |
| expected.getPayloadBuilder().addRepeatedNestedMessage(NestedMessage.newBuilder().setBb(8765)); |
| assertEquals(expected.build(), builder.build()); |
| |
| builder = NestedTestAllTypes.newBuilder(); |
| new FieldMaskTree() |
| .addFieldPath("child.payload.optional_int32") |
| .merge(source, builder, options); |
| expected = NestedTestAllTypes.newBuilder(); |
| expected.getChildBuilder().getPayloadBuilder().setOptionalInt32(1234); |
| assertEquals(expected.build(), builder.build()); |
| |
| builder = NestedTestAllTypes.newBuilder(); |
| new FieldMaskTree() |
| .addFieldPath("child.payload.optional_nested_message") |
| .merge(source, builder, options); |
| expected = NestedTestAllTypes.newBuilder(); |
| expected |
| .getChildBuilder() |
| .getPayloadBuilder() |
| .setOptionalNestedMessage(NestedMessage.newBuilder().setBb(5678)); |
| assertEquals(expected.build(), builder.build()); |
| |
| builder = NestedTestAllTypes.newBuilder(); |
| new FieldMaskTree() |
| .addFieldPath("child.payload.repeated_int32") |
| .merge(source, builder, options); |
| expected = NestedTestAllTypes.newBuilder(); |
| expected.getChildBuilder().getPayloadBuilder().addRepeatedInt32(4321); |
| assertEquals(expected.build(), builder.build()); |
| |
| builder = NestedTestAllTypes.newBuilder(); |
| new FieldMaskTree() |
| .addFieldPath("child.payload.repeated_nested_message") |
| .merge(source, builder, options); |
| expected = NestedTestAllTypes.newBuilder(); |
| expected |
| .getChildBuilder() |
| .getPayloadBuilder() |
| .addRepeatedNestedMessage(NestedMessage.newBuilder().setBb(8765)); |
| assertEquals(expected.build(), builder.build()); |
| |
| // Test merging all fields. |
| builder = NestedTestAllTypes.newBuilder(); |
| new FieldMaskTree() |
| .addFieldPath("child") |
| .addFieldPath("payload") |
| .merge(source, builder, options); |
| assertEquals(source, builder.build()); |
| |
| // Test repeated options. |
| builder = NestedTestAllTypes.newBuilder(); |
| builder.getPayloadBuilder().addRepeatedInt32(1000); |
| new FieldMaskTree().addFieldPath("payload.repeated_int32").merge(source, builder, options); |
| // Default behavior is to append repeated fields. |
| assertEquals(2, builder.getPayload().getRepeatedInt32Count()); |
| assertEquals(1000, builder.getPayload().getRepeatedInt32(0)); |
| assertEquals(4321, builder.getPayload().getRepeatedInt32(1)); |
| // Change to replace repeated fields. |
| options.setReplaceRepeatedFields(true); |
| new FieldMaskTree().addFieldPath("payload.repeated_int32").merge(source, builder, options); |
| assertEquals(1, builder.getPayload().getRepeatedInt32Count()); |
| assertEquals(4321, builder.getPayload().getRepeatedInt32(0)); |
| |
| // Test message options. |
| builder = NestedTestAllTypes.newBuilder(); |
| builder.getPayloadBuilder().setOptionalInt32(1000); |
| builder.getPayloadBuilder().setOptionalUint32(2000); |
| new FieldMaskTree().addFieldPath("payload").merge(source, builder, options); |
| // Default behavior is to merge message fields. |
| assertEquals(1234, builder.getPayload().getOptionalInt32()); |
| assertEquals(2000, builder.getPayload().getOptionalUint32()); |
| |
| // Test merging unset message fields. |
| NestedTestAllTypes clearedSource = source.toBuilder().clearPayload().build(); |
| builder = NestedTestAllTypes.newBuilder(); |
| new FieldMaskTree().addFieldPath("payload").merge(clearedSource, builder, options); |
| assertEquals(false, builder.hasPayload()); |
| |
| // Skip a message field if they are unset in both source and target. |
| builder = NestedTestAllTypes.newBuilder(); |
| new FieldMaskTree() |
| .addFieldPath("payload.optional_int32") |
| .merge(clearedSource, builder, options); |
| assertEquals(false, builder.hasPayload()); |
| |
| // Change to replace message fields. |
| options.setReplaceMessageFields(true); |
| builder = NestedTestAllTypes.newBuilder(); |
| builder.getPayloadBuilder().setOptionalInt32(1000); |
| builder.getPayloadBuilder().setOptionalUint32(2000); |
| new FieldMaskTree().addFieldPath("payload").merge(source, builder, options); |
| assertEquals(1234, builder.getPayload().getOptionalInt32()); |
| assertEquals(0, builder.getPayload().getOptionalUint32()); |
| |
| // Test merging unset message fields. |
| builder = NestedTestAllTypes.newBuilder(); |
| builder.getPayloadBuilder().setOptionalInt32(1000); |
| builder.getPayloadBuilder().setOptionalUint32(2000); |
| new FieldMaskTree().addFieldPath("payload").merge(clearedSource, builder, options); |
| assertEquals(false, builder.hasPayload()); |
| |
| // Test merging unset primitive fields. |
| builder = source.toBuilder(); |
| builder.getPayloadBuilder().clearOptionalInt32(); |
| NestedTestAllTypes sourceWithPayloadInt32Unset = builder.build(); |
| builder = source.toBuilder(); |
| new FieldMaskTree() |
| .addFieldPath("payload.optional_int32") |
| .merge(sourceWithPayloadInt32Unset, builder, options); |
| assertEquals(true, builder.getPayload().hasOptionalInt32()); |
| assertEquals(0, builder.getPayload().getOptionalInt32()); |
| |
| // Change to clear unset primitive fields. |
| options.setReplacePrimitiveFields(true); |
| builder = source.toBuilder(); |
| new FieldMaskTree() |
| .addFieldPath("payload.optional_int32") |
| .merge(sourceWithPayloadInt32Unset, builder, options); |
| assertEquals(true, builder.hasPayload()); |
| assertEquals(false, builder.getPayload().hasOptionalInt32()); |
| } |
| } |
