16 files changed, 189 insertions, 0 deletions
diff --git a/searchlib/src/tests/indexmetainfo/.gitignore b/searchlib/src/tests/indexmetainfo/.gitignore
new file mode 100644
index 00000000000..ddc0b5f4582
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/.gitignore
@@ -0,0 +1,5 @@
+.depend
+Makefile
+indexmetainfo_test
+test-save.txt
+searchlib_indexmetainfo_test_app
diff --git a/searchlib/src/tests/indexmetainfo/CMakeLists.txt b/searchlib/src/tests/indexmetainfo/CMakeLists.txt
new file mode 100644
index 00000000000..607ab7b7e5b
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/CMakeLists.txt
@@ -0,0 +1,8 @@
+# Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+vespa_add_executable(searchlib_indexmetainfo_test_app
+    SOURCES
+    indexmetainfo_test.cpp
+    DEPENDS
+    searchlib
+)
+vespa_add_test(NAME searchlib_indexmetainfo_test_app COMMAND searchlib_indexmetainfo_test_app)
diff --git a/searchlib/src/tests/indexmetainfo/DESC b/searchlib/src/tests/indexmetainfo/DESC
new file mode 100644
index 00000000000..ee312b5fcdc
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/DESC
@@ -0,0 +1,2 @@
+Test the API class used to access the 'meta-info.txt' file used to
+hold meta information for an index.
diff --git a/searchlib/src/tests/indexmetainfo/FILES b/searchlib/src/tests/indexmetainfo/FILES
new file mode 100644
index 00000000000..8a96f5f3311
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/FILES
@@ -0,0 +1 @@
+indexmetainfo.cpp
diff --git a/searchlib/src/tests/indexmetainfo/bogus1.txt b/searchlib/src/tests/indexmetainfo/bogus1.txt
new file mode 100644
index 00000000000..6d412ad302e
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/bogus1.txt
@@ -0,0 +1 @@
+noAssign
diff --git a/searchlib/src/tests/indexmetainfo/bogus10.txt b/searchlib/src/tests/indexmetainfo/bogus10.txt
new file mode 100644
index 00000000000..e4f500cf897
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/bogus10.txt
@@ -0,0 +1,4 @@
+nextSnapshotId=128
+snapshot.0.valid=false
+snapshot.0.syncToken=bogus
+snapshot.0.dirName=foo
diff --git a/searchlib/src/tests/indexmetainfo/bogus2.txt b/searchlib/src/tests/indexmetainfo/bogus2.txt
new file mode 100644
index 00000000000..9895913aece
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/bogus2.txt
@@ -0,0 +1 @@
+=noKey
diff --git a/searchlib/src/tests/indexmetainfo/bogus3.txt b/searchlib/src/tests/indexmetainfo/bogus3.txt
new file mode 100644
index 00000000000..73c7da9da74
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/bogus3.txt
@@ -0,0 +1 @@
+unknownKey=magicValue
diff --git a/searchlib/src/tests/indexmetainfo/bogus4.txt b/searchlib/src/tests/indexmetainfo/bogus4.txt
new file mode 100644
index 00000000000..d841e7509ca
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/bogus4.txt
@@ -0,0 +1 @@
+nextSnapshotId=illegalNumber
diff --git a/searchlib/src/tests/indexmetainfo/bogus5.txt b/searchlib/src/tests/indexmetainfo/bogus5.txt
new file mode 100644
index 00000000000..08c64d393ba
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/bogus5.txt
@@ -0,0 +1,7 @@
+nextSnapshotId=128
+snapshot.1.valid=true
+snapshot.1.syncToken=50
+snapshot.1.dirName=foo
+snapshot.0.valid=false
+snapshot.0.syncToken=100
+snapshot.0.dirName=bar
diff --git a/searchlib/src/tests/indexmetainfo/bogus6.txt b/searchlib/src/tests/indexmetainfo/bogus6.txt
new file mode 100644
index 00000000000..5506704db80
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/bogus6.txt
@@ -0,0 +1,7 @@
+nextSnapshotId=128
+snapshot.0.valid=true
+snapshot.0.syncToken=50
+snapshot.0.dirName=foo
+snapshot.2.valid=false
+snapshot.2.syncToken=100
+snapshot.2.dirName=bar
diff --git a/searchlib/src/tests/indexmetainfo/bogus7.txt b/searchlib/src/tests/indexmetainfo/bogus7.txt
new file mode 100644
index 00000000000..efbc17b40b6
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/bogus7.txt
@@ -0,0 +1,4 @@
+nextSnapshotId=128
+snapshot..valid=true
+snapshot..syncToken=50
+snapshot..dirName=foo
diff --git a/searchlib/src/tests/indexmetainfo/bogus8.txt b/searchlib/src/tests/indexmetainfo/bogus8.txt
new file mode 100644
index 00000000000..e359ca68f12
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/bogus8.txt
@@ -0,0 +1,4 @@
+nextSnapshotId=128
+snapshot.x.valid=true
+snapshot.x.syncToken=50
+snapshot.x.dirName=foo
diff --git a/searchlib/src/tests/indexmetainfo/bogus9.txt b/searchlib/src/tests/indexmetainfo/bogus9.txt
new file mode 100644
index 00000000000..5dd606d8942
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/bogus9.txt
@@ -0,0 +1,4 @@
+nextSnapshotId=128
+snapshot.0.valid=xyz
+snapshot.0.syncToken=50
+snapshot.0.dirName=foo
diff --git a/searchlib/src/tests/indexmetainfo/indexmetainfo_test.cpp b/searchlib/src/tests/indexmetainfo/indexmetainfo_test.cpp
new file mode 100644
index 00000000000..e7dc828c9e5
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/indexmetainfo_test.cpp
@@ -0,0 +1,127 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+#include <vespa/fastos/fastos.h>
+#include <vespa/log/log.h>
+LOG_SETUP("indexmetainfo_test");
+#include <vespa/vespalib/testkit/testapp.h>
+#include <vespa/searchlib/common/indexmetainfo.h>
+
+using search::IndexMetaInfo;
+
+typedef IndexMetaInfo::Snapshot Snap;
+
+TEST_SETUP(Test)
+
+int
+Test::Main()
+{
+    TEST_INIT("indexmetainfo_test");
+    { // load pregenerated file
+        IndexMetaInfo info("");
+        EXPECT_TRUE(info.load());
+        ASSERT_TRUE(info.snapshots().size() == 4);
+        EXPECT_TRUE(info.snapshots()[0].valid);
+        EXPECT_TRUE(info.snapshots()[0].syncToken == 50);
+        EXPECT_TRUE(info.snapshots()[0].dirName == "foo");
+        EXPECT_TRUE(!info.snapshots()[1].valid);
+        EXPECT_TRUE(info.snapshots()[1].syncToken == 100);
+        EXPECT_TRUE(info.snapshots()[1].dirName == "bar");
+        EXPECT_TRUE(info.snapshots()[2].valid);
+        EXPECT_TRUE(info.snapshots()[2].syncToken == 200);
+        EXPECT_TRUE(info.snapshots()[2].dirName == "baz");
+        EXPECT_TRUE(!info.snapshots()[3].valid);
+        EXPECT_TRUE(info.snapshots()[3].syncToken == 500);
+        EXPECT_TRUE(info.snapshots()[3].dirName == "last");
+        {
+            Snap s = info.getBestSnapshot();
+            EXPECT_TRUE(s.valid);
+            EXPECT_TRUE(s.syncToken == 200);
+            EXPECT_TRUE(s.dirName == "baz");
+        }
+        {
+            Snap s = info.getSnapshot(100);
+            EXPECT_TRUE(!s.valid);
+            EXPECT_TRUE(s.syncToken == 100);
+            EXPECT_TRUE(s.dirName == "bar");
+        }
+        {
+            Snap s = info.getSnapshot(666);
+            EXPECT_TRUE(!s.valid);
+            EXPECT_TRUE(s.syncToken == 0);
+            EXPECT_TRUE(s.dirName == "");
+        }
+        {
+            EXPECT_TRUE(info.invalidateSnapshot(200));
+            Snap s = info.getBestSnapshot();
+            EXPECT_TRUE(s.valid);
+            EXPECT_TRUE(s.syncToken == 50);
+            EXPECT_TRUE(s.dirName == "foo");
+        }
+        {
+            EXPECT_TRUE(info.invalidateSnapshot(50));
+            Snap s = info.getBestSnapshot();
+            EXPECT_TRUE(!s.valid);
+            EXPECT_TRUE(s.syncToken == 0);
+            EXPECT_TRUE(s.dirName == "");
+        }
+        {
+            EXPECT_TRUE(info.validateSnapshot(500));
+            Snap s = info.getBestSnapshot();
+            EXPECT_TRUE(s.valid);
+            EXPECT_TRUE(s.syncToken == 500);
+            EXPECT_TRUE(s.dirName == "last");
+        }
+        {
+            EXPECT_TRUE(!info.invalidateSnapshot(666));
+            EXPECT_TRUE(!info.validateSnapshot(666));
+        }
+        {
+            info.clear();
+            EXPECT_TRUE(info.snapshots().size() == 0);
+            Snap s = info.getBestSnapshot();
+            EXPECT_TRUE(!s.valid);
+            EXPECT_TRUE(s.syncToken == 0);
+            EXPECT_TRUE(s.dirName == "");
+        }
+    }
+    { // load file that does not exist
+        IndexMetaInfo info(".");
+        EXPECT_TRUE(!info.load("file-not-present.txt"));
+    }
+    { // load files with errors should fail
+        IndexMetaInfo info(".");
+        EXPECT_TRUE(!info.load("bogus1.txt"));
+        EXPECT_TRUE(!info.load("bogus2.txt"));
+        EXPECT_TRUE(!info.load("bogus3.txt"));
+        EXPECT_TRUE(!info.load("bogus4.txt"));
+        EXPECT_TRUE(!info.load("bogus5.txt"));
+        EXPECT_TRUE(!info.load("bogus6.txt"));
+        EXPECT_TRUE(!info.load("bogus7.txt"));
+        EXPECT_TRUE(!info.load("bogus8.txt"));
+        EXPECT_TRUE(!info.load("bogus9.txt"));
+        EXPECT_TRUE(!info.load("bogus10.txt"));
+    }
+    { // save/load/save/load/save/load test
+        std::string file("test-save.txt");
+        IndexMetaInfo a(".");
+        IndexMetaInfo b(".");
+        EXPECT_TRUE(a.addSnapshot(Snap(true, 50, "foo")));
+        EXPECT_TRUE(a.addSnapshot(Snap(false, 100, "bar")));
+        EXPECT_TRUE(!a.addSnapshot(Snap(false, 100, "bar")));
+        EXPECT_TRUE(a.save(file));
+        EXPECT_TRUE(b.load(file));
+        ASSERT_TRUE(b.snapshots().size() == 2);
+        EXPECT_TRUE(b.snapshots()[0] == Snap(true, 50, "foo"));
+        EXPECT_TRUE(b.snapshots()[1] == Snap(false, 100, "bar"));
+        EXPECT_TRUE(a.save(file));
+        EXPECT_TRUE(b.load(file));
+        ASSERT_TRUE(b.snapshots().size() == 2);
+        EXPECT_TRUE(b.snapshots()[0] == Snap(true, 50, "foo"));
+        EXPECT_TRUE(b.snapshots()[1] == Snap(false, 100, "bar"));
+        a.removeSnapshot(100);
+        EXPECT_TRUE(a.save(file));
+        EXPECT_TRUE(b.load(file));
+        ASSERT_TRUE(b.snapshots().size() == 1);
+        EXPECT_TRUE(b.snapshots()[0] == Snap(true, 50, "foo"));
+    }
+    TEST_DONE();
+}
diff --git a/searchlib/src/tests/indexmetainfo/meta-info.txt b/searchlib/src/tests/indexmetainfo/meta-info.txt
new file mode 100644
index 00000000000..20182f5786c
--- /dev/null
+++ b/searchlib/src/tests/indexmetainfo/meta-info.txt
@@ -0,0 +1,12 @@
+snapshot.0.valid=true
+snapshot.0.syncToken=50
+snapshot.0.dirName=foo
+snapshot.1.valid=true
+snapshot.1.syncToken=200
+snapshot.1.dirName=baz
+snapshot.2.valid=false
+snapshot.2.syncToken=100
+snapshot.2.dirName=bar
+snapshot.3.valid=false
+snapshot.3.syncToken=500
+snapshot.3.dirName=last