@Test
public void write_onPatchWithInnerObject_fullyWritesInnerObject() {
TestData original = new TestData();
TestData updated = new TestData();
updated.setInnerData(new InnerTestData());
Patch<TestData> patch =
MakePatch.from(original).to(updated).with(new ReflectivePatchCalculator<>());
JsonObject json = toJson(patch);
assertTrue(json.has("innerData"));
assertTrue(json.get("innerData").isJsonObject());
JsonObject innerJson = json.get("innerData").getAsJsonObject();
Collection<String[]> fields =
Collections2.transform(
innerJson.entrySet(),
entry -> new String[] {entry.getKey(), entry.getValue().getAsString()});
assertThat(
fields,
containsInAnyOrder(
new String[] {"json-name-alias", "inner-named-value"},
new String[] {"name1", "inner-value-1"},
new String[] {"name2", "inner-value-2"}));
}
@Theory
public void testParseDate(TestData data) {
try {
assertThat(testee.parseDate(data.getFile()), is(equalTo(data.getExpectedDate())));
} catch (Exception ex) {
ex.printStackTrace(System.err);
throw ex;
}
}
@Test
public void write_onAliasedFieldName_writesAliasToJson() throws Exception {
TestData original = new TestData();
TestData updated = new TestData();
updated.setAliasedName("updated-aliased-value");
Patch<TestData> patch =
MakePatch.from(original).to(updated).with(new ReflectivePatchCalculator<>());
JsonObject json = toJson(patch);
assertThat(json.get("json-name-alias").getAsString(), is("updated-aliased-value"));
}
@Test
public void write_onPatchWithNull_writesNullToJson() throws Exception {
TestData original = new TestData();
TestData updated = new TestData();
updated.setName2(null);
Patch<TestData> patch =
MakePatch.from(original).to(updated).with(new ReflectivePatchCalculator<>());
JsonObject json = toJson(patch);
assertTrue(json.get("name2").isJsonNull());
assertThat(json.has("nullName"), is(false));
}
@Test
public void write_onPatchWithUnchangedFields_writesOnlyChangedFieldsToJson() throws Exception {
TestData original = new TestData();
TestData updated = new TestData();
updated.setName1("updated value");
updated.setAliasedName(null);
Patch<TestData> patch =
MakePatch.from(original).to(updated).with(new ReflectivePatchCalculator<>());
JsonObject json = toJson(patch);
assertThat(json.get("name1").getAsString(), is("updated value"));
assertTrue(json.get("json-name-alias").isJsonNull());
}