add ValueBuilder

2017-07-03 17:34:38 +02:00
parent 1d2e5d182e
commit bef616632c
6 changed files with 537 additions and 0 deletions
--- a/testApp/pv/testValueBuilder.cpp
+++ b/testApp/pv/testValueBuilder.cpp
@@ -0,0 +1,154 @@
+/*
+ * Copyright information and license terms for this software can be
+ * found in the file LICENSE that is included with the distribution
+ */
+
+
+#include <epicsUnitTest.h>
+#include <testMain.h>
+
+#include <pv/valueBuilder.h>
+#include <pv/pvData.h>
+#include <pv/createRequest.h>
+
+namespace pvd = epics::pvData;
+
+namespace {
+
+void testBuild()
+{
+    testDiag("testBuild()");
+    pvd::ValueBuilder builder;
+    builder.add<pvd::pvInt>("A", 42)
+           .add<pvd::pvShort>("B", 43);
+
+    pvd::PVStructurePtr val(builder.buildPVStructure());
+
+    testOk1(val->getStructure()->getID()=="structure");
+    {
+        pvd::PVIntPtr A(val->getSubField<pvd::PVInt>("A"));
+        testOk1(!!A && A->get()==42);
+    }
+    {
+        pvd::PVShortPtr B(val->getSubField<pvd::PVShort>("B"));
+        testOk1(!!B && B->get()==43);
+    }
+}
+
+void testSubStruct()
+{
+    testDiag("testSubStruct()");
+    pvd::PVStructurePtr val(pvd::ValueBuilder("foo")
+                            .add<pvd::pvInt>("A", 42)
+                            .addNested("X", pvd::structure, "bar")
+                                .add<pvd::pvInt>("Y", 111)
+                                .add<pvd::pvString>("Z", "hello world")
+                            .endNested()
+                            .add<pvd::pvInt>("B", 43)
+                            .buildPVStructure());
+
+    testOk1(val->getStructure()->getID()=="foo");
+    testOk1(val->getSubFieldT<pvd::PVStructure>("X")->getStructure()->getID()=="bar");
+    {
+        pvd::PVIntPtr A(val->getSubField<pvd::PVInt>("A"));
+        testOk1(!!A && A->get()==42);
+    }
+    {
+        pvd::PVIntPtr B(val->getSubField<pvd::PVInt>("B"));
+        testOk1(!!B && B->get()==43);
+    }
+    {
+        pvd::PVIntPtr Y(val->getSubField<pvd::PVInt>("X.Y"));
+        testOk1(!!Y && Y->get()==111);
+    }
+    {
+        pvd::PVStringPtr Y(val->getSubField<pvd::PVString>("X.Z"));
+        testOk1(!!Y && Y->get()=="hello world");
+    }
+}
+
+void testReplace()
+{
+    testDiag("testReplace()");
+    pvd::PVStructurePtr val(pvd::ValueBuilder("foo")
+                            .add<pvd::pvInt>("A", 42)
+                            .add<pvd::pvInt>("A", 43)
+                            .addNested("X", pvd::structure, "bar")
+                                .add<pvd::pvInt>("Y", 111)
+                            .endNested()
+                            .addNested("X", pvd::structure, "baz")
+                                .add<pvd::pvInt>("Y", 112)
+                            .endNested()
+                            .buildPVStructure());
+
+    testDiag("top id %s", val->getStructure()->getID().c_str());
+    testOk1(val->getStructure()->getID()=="foo");
+    testDiag("X id %s", val->getSubFieldT<pvd::PVStructure>("X")->getStructure()->getID().c_str());
+    testOk1(val->getSubFieldT<pvd::PVStructure>("X")->getStructure()->getID()=="baz");
+    {
+        pvd::PVIntPtr A(val->getSubField<pvd::PVInt>("A"));
+        testOk1(!!A && A->get()==43);
+    }
+    {
+        pvd::PVIntPtr Y(val->getSubField<pvd::PVInt>("X.Y"));
+        testOk1(!!Y && Y->get()==112);
+    }
+}
+
+void testAppend()
+{
+    testDiag("testAppend()");
+
+    pvd::PVStructurePtr base(pvd::createRequest("field(foo)record[bar=5]"));
+    std::cerr<<base<<"\n";
+
+    testOk1(!!base->getSubField<pvd::PVStructure>("field.foo"));
+    testOk1(!base->getSubField<pvd::PVStructure>("field.other"));
+    testOk1(base->getSubFieldT<pvd::PVString>("record._options.bar")->get()=="5");
+    testOk1(!base->getSubField<pvd::PVStructure>("record._options.foo"));
+
+    pvd::PVStructurePtr mod(pvd::ValueBuilder(*base)
+                            .addNested("field")
+                                .addNested("other")
+                                .endNested()
+                            .endNested()
+                            .addNested("record")
+                                .addNested("_options")
+                                    .add<pvd::pvInt>("bar", 4)
+                                    .add<pvd::pvInt>("foo", 1)
+                                .endNested()
+                            .endNested()
+                            .buildPVStructure());
+    std::cerr<<mod<<"\n";
+
+    testOk1(base->getField().get()!=mod->getField().get());
+    testOk1(base->getField()!=mod->getField());
+
+    // base unchanged
+    testOk1(!!base->getSubField<pvd::PVStructure>("field.foo"));
+    testOk1(!base->getSubField<pvd::PVStructure>("field.other"));
+    testOk1(base->getSubFieldT<pvd::PVString>("record._options.bar")->get()=="5");
+    testOk1(!base->getSubField<pvd::PVStructure>("record._options.foo"));
+
+    testOk1(!!mod->getSubField<pvd::PVStructure>("field.foo"));
+    testOk1(!!mod->getSubField<pvd::PVStructure>("field.other"));
+    testOk1(mod->getSubFieldT<pvd::PVInt>("record._options.bar")->get()==4);
+    testOk1(mod->getSubFieldT<pvd::PVInt>("record._options.foo")->get()==1);
+}
+
+} // namespace
+
+MAIN(testValueBuilder)
+{
+    testPlan(13);
+    try {
+        testBuild();
+        testSubStruct();
+        testReplace();
+        testAppend();
+    }catch(std::exception& e){
+        PRINT_EXCEPTION(e);
+        testAbort("Unexpected exception: %s", e.what());
+    }
+    return testDone();
+}