Remove search::StateFile and search::StateBuf.

3 files changed, 0 insertions, 306 deletions

diff --git a/searchlib/src/tests/util/statefile/.gitignore b/searchlib/src/tests/util/statefile/.gitignore
deleted file mode 100644
index 504b7431a7a..00000000000
--- a/searchlib/src/tests/util/statefile/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-searchlib_statefile_test_app
diff --git a/searchlib/src/tests/util/statefile/CMakeLists.txt b/searchlib/src/tests/util/statefile/CMakeLists.txt
deleted file mode 100644
index 272e6d72b36..00000000000
--- a/searchlib/src/tests/util/statefile/CMakeLists.txt
+++ /dev/null
@@ -1,9 +0,0 @@
-# Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
-vespa_add_executable(searchlib_statefile_test_app TEST
-    SOURCES
-    statefile_test.cpp
-    DEPENDS
-    searchlib_test
-    searchlib
-)
-vespa_add_test(NAME searchlib_statefile_test_app COMMAND searchlib_statefile_test_app)
diff --git a/searchlib/src/tests/util/statefile/statefile_test.cpp b/searchlib/src/tests/util/statefile/statefile_test.cpp
deleted file mode 100644
index a9f087c773b..00000000000
--- a/searchlib/src/tests/util/statefile/statefile_test.cpp
+++ /dev/null
@@ -1,296 +0,0 @@
-// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
-
-#include <vespa/vespalib/testkit/testapp.h>
-#include <vespa/vespalib/stllike/string.h>
-#include <vespa/searchlib/util/statefile.h>
-#include <atomic>
-#include <iostream>
-#include <fstream>
-#include <string>
-#include <vespa/searchlib/test/statefile.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <unistd.h>
-
-#include <vespa/log/log.h>
-LOG_SETUP("statefile_test");
-
-using namespace search::test::statefile;
-
-namespace search {
-
-namespace {
-
-bool
-hasFile(const char *name)
-{
-    return access(name, R_OK | W_OK) == 0;
-}
-
-
-void
-addState(StateFile &sf, const char *buf)
-{
-    size_t bufLen = strlen(buf);
-    sf.addState(buf, bufLen, false);
-}
-
-void
-addSignalState(StateFile &sf, const char *buf)
-{
-    size_t bufLen = strlen(buf);
-    sf.addState(buf, bufLen, true);
-}
-
-
-bool
-assertHistory(std::vector<vespalib::string> &exp,
-              std::vector<vespalib::string> &act)
-{
-    if (!EXPECT_EQUAL(exp.size(), act.size())) {
-        return false;
-    }
-    for (size_t i = 0; i < exp.size(); ++i) {
-        if (!EXPECT_EQUAL(exp[i], act[i])) {
-            return false;
-        }
-    }
-    return true;
-}
-
-
-int64_t
-getSize(const char *name)
-{
-    struct stat stbuf;
-    if (stat(name, &stbuf) != 0)
-        return 0;
-    return stbuf.st_size;
-}
-
-
-void
-setSize(const char *name, int64_t newSize)
-{
-    int truncRes = truncate(name, newSize);
-    (void) truncRes;
-    assert(truncRes == 0);
-}
-
-
-}
-
-
-TEST("Test lock free atomic int used by async signal safe lock primitive")
-{
-    std::atomic<int> f;
-    ASSERT_TRUE(f.is_lock_free());
-}
-
-
-TEST("Test that statefile can be created")
-{
-    StateFile::erase("state");
-    EXPECT_FALSE(hasFile("state"));
-    EXPECT_FALSE(hasFile("state.history"));
-    StateFile sf("state");
-    EXPECT_TRUE(hasFile("state"));
-    EXPECT_TRUE(hasFile("state.history"));
-    EXPECT_EQUAL(0, sf.getGen());
-    StateFile::erase("state");
-    EXPECT_FALSE(hasFile("state"));
-    EXPECT_FALSE(hasFile("state.history"));
-    StateFile::erase("state");
-    EXPECT_FALSE(hasFile("state"));
-    EXPECT_FALSE(hasFile("state.history"));
-}
-
-
-TEST("Test that statefile can add event")
-{
-    StateFile::erase("state");
-    StateFile sf("state");
-
-    addState(sf, "Hello world\n");
-    vespalib::string check = readState(sf);
-    EXPECT_EQUAL("Hello world\n", check);
-    EXPECT_EQUAL(1, sf.getGen());
-}
-
-TEST("Test that history is appended to")
-{
-    StateFile::erase("state");
-    StateFile sf("state");
-
-    addState(sf, "Hello world\n");
-    addState(sf, "Foo bar\n");
-    vespalib::string check = readState(sf);
-    EXPECT_EQUAL("Foo bar\n", check);
-    EXPECT_EQUAL(2, sf.getGen());
-    {
-        std::vector<vespalib::string> exp({ "Hello world\n", "Foo bar\n" });
-        std::vector<vespalib::string> act(readHistory("state.history"));
-        TEST_DO(assertHistory(exp, act));
-    }
-}
-
-
-TEST("Test that truncated history is truncated at event boundary")
-{
-    StateFile::erase("state");
-    int64_t histSize = 1;
-    {
-        StateFile sf("state");
-        addState(sf, "Hello world\n");
-        addState(sf, "Foo bar\n");
-        EXPECT_EQUAL(2, sf.getGen());
-        histSize = getSize("state.history");
-        EXPECT_EQUAL(20, histSize);
-        addState(sf, "zap\n");
-        EXPECT_EQUAL(3, sf.getGen());
-    }
-    // Lose 2 last events in history
-    setSize("state.history", histSize - 1);
-    // Last event is restored to history from main state file
-    StateFile sf("state");
-    vespalib::string check = readState(sf);
-    EXPECT_EQUAL("zap\n", check);
-    EXPECT_EQUAL(0, sf.getGen());
-    {
-        std::vector<vespalib::string> exp({ "Hello world\n", "zap\n" });
-        std::vector<vespalib::string> act(readHistory("state.history"));
-        TEST_DO(assertHistory(exp, act));
-    }
-}
-
-
-TEST("Test that async signal safe path adds event")
-{
-    StateFile::erase("state");
-    StateFile sf("state");
-
-    addSignalState(sf, "Hello world\n");
-    addSignalState(sf, "Foo bar\n");
-    vespalib::string check = readState(sf);
-    EXPECT_EQUAL("Foo bar\n", check);
-    EXPECT_EQUAL(2, sf.getGen());
-    {
-        std::vector<vespalib::string> exp({ "Hello world\n", "Foo bar\n" });
-        std::vector<vespalib::string> act(readHistory("state.history"));
-        TEST_DO(assertHistory(exp, act));
-    }
-}
-
-
-TEST("Test that state file can be restored from history")
-{
-    StateFile::erase("state");
-    {
-        StateFile sf("state");
-        addState(sf, "Hello world\n");
-        addState(sf, "Foo bar\n");
-        EXPECT_EQUAL(2, sf.getGen());
-    }
-    // Lose event in main state file
-    setSize("state", 0);
-    EXPECT_EQUAL(0, getSize("state"));
-    // Last event is restored to history from main state file
-    StateFile sf("state");
-    EXPECT_NOT_EQUAL(0, getSize("state"));
-    vespalib::string check = readState(sf);
-    EXPECT_EQUAL("Foo bar\n", check);
-    {
-        std::vector<vespalib::string> exp({ "Hello world\n", "Foo bar\n" });
-        std::vector<vespalib::string> act(readHistory("state.history"));
-        TEST_DO(assertHistory(exp, act));
-    }
-}
-
-
-TEST("Test that different entry is added to history")
-{
-    StateFile::erase("state");
-    {
-        StateFile sf("state");
-        addState(sf, "Hello world\n");
-        EXPECT_EQUAL(1, sf.getGen());
-    }
-    // Write changed entry to main state file
-    {
-        std::ofstream of("state");
-        of << "zap\n";
-    }
-    // Add changed event to history
-    StateFile sf("state");
-    EXPECT_NOT_EQUAL(0, getSize("state"));
-    vespalib::string check = readState(sf);
-    EXPECT_EQUAL("zap\n", check);
-    {
-        std::vector<vespalib::string> exp({ "Hello world\n", "zap\n" });
-        std::vector<vespalib::string> act(readHistory("state.history"));
-        TEST_DO(assertHistory(exp, act));
-    }
-}
-
-
-TEST("Test that state history stops at NUL byte")
-{
-    StateFile::erase("state");
-    {
-        StateFile sf("state");
-        addState(sf, "Hello world\n");
-        addState(sf, "Foo bar\n");
-        EXPECT_EQUAL(2, sf.getGen());
-    }
-    // Corrupt history state file
-    {
-        char buf[1];
-        buf[0] = '\0';
-        std::ofstream of("state.history");
-        of.write(&buf[0], 1);
-    }
-    StateFile sf("state");
-    vespalib::string check = readState(sf);
-    EXPECT_EQUAL("Foo bar\n", check);
-    {
-        std::vector<vespalib::string> exp({ "Foo bar\n" });
-        std::vector<vespalib::string> act(readHistory("state.history"));
-        TEST_DO(assertHistory(exp, act));
-    }
-
-}
-
-TEST("Test that main state stops at NUL byte")
-{
-    StateFile::erase("state");
-    {
-        StateFile sf("state");
-        addState(sf, "Hello world\n");
-        addState(sf, "Foo bar\n");
-        EXPECT_EQUAL(2, sf.getGen());
-    }
-    // Corrupt history state file
-    {
-        char buf[10];
-        strcpy(buf, "zap");
-        std::ofstream of("state");
-        of.write(&buf[0], strlen(buf) + 1);
-    }
-    StateFile sf("state");
-    vespalib::string check = readState(sf);
-    EXPECT_EQUAL("Foo bar\n", check);
-    {
-        std::vector<vespalib::string> exp({ "Hello world\n", "Foo bar\n" });
-        std::vector<vespalib::string> act(readHistory("state.history"));
-        TEST_DO(assertHistory(exp, act));
-    }
-
-}
-
-}
-
-TEST_MAIN()
-{
-    TEST_RUN_ALL();
-    search::StateFile::erase("state");
-}