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Posted to commits@hbase.apache.org by st...@apache.org on 2013/04/06 08:06:09 UTC
svn commit: r1465198 [13/41] - in /hbase/hbase.apache.org/trunk: ./ css/
hbase-assembly/ images/ xref-test/ xref-test/org/apache/hadoop/hbase/
xref-test/org/apache/hadoop/hbase/client/
xref-test/org/apache/hadoop/hbase/client/replication/ xref-test/org...
Modified: hbase/hbase.apache.org/trunk/xref-test/org/apache/hadoop/hbase/master/snapshot/TestSnapshotManager.html
URL: http://svn.apache.org/viewvc/hbase/hbase.apache.org/trunk/xref-test/org/apache/hadoop/hbase/master/snapshot/TestSnapshotManager.html?rev=1465198&r1=1465197&r2=1465198&view=diff
==============================================================================
--- hbase/hbase.apache.org/trunk/xref-test/org/apache/hadoop/hbase/master/snapshot/TestSnapshotManager.html (original)
+++ hbase/hbase.apache.org/trunk/xref-test/org/apache/hadoop/hbase/master/snapshot/TestSnapshotManager.html Sat Apr 6 06:06:07 2013
@@ -42,127 +42,129 @@
<a class="jxr_linenumber" name="32" href="#32">32</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.executor.ExecutorService;
<a class="jxr_linenumber" name="33" href="#33">33</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.master.MasterFileSystem;
<a class="jxr_linenumber" name="34" href="#34">34</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.master.MasterServices;
-<a class="jxr_linenumber" name="35" href="#35">35</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.master.cleaner.HFileCleaner;
-<a class="jxr_linenumber" name="36" href="#36">36</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.master.cleaner.HFileLinkCleaner;
-<a class="jxr_linenumber" name="37" href="#37">37</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.procedure.ProcedureCoordinator;
-<a class="jxr_linenumber" name="38" href="#38">38</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.snapshot.SnapshotDescriptionUtils;
-<a class="jxr_linenumber" name="39" href="#39">39</a> <strong class="jxr_keyword">import</strong> org.apache.zookeeper.KeeperException;
-<a class="jxr_linenumber" name="40" href="#40">40</a> <strong class="jxr_keyword">import</strong> org.junit.Test;
-<a class="jxr_linenumber" name="41" href="#41">41</a> <strong class="jxr_keyword">import</strong> org.junit.experimental.categories.Category;
-<a class="jxr_linenumber" name="42" href="#42">42</a> <strong class="jxr_keyword">import</strong> org.mockito.Mockito;
-<a class="jxr_linenumber" name="43" href="#43">43</a>
-<a class="jxr_linenumber" name="44" href="#44">44</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="45" href="#45">45</a> <em class="jxr_javadoccomment"> * Test basic snapshot manager functionality</em>
-<a class="jxr_linenumber" name="46" href="#46">46</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="47" href="#47">47</a> @Category(SmallTests.<strong class="jxr_keyword">class</strong>)
-<a class="jxr_linenumber" name="48" href="#48">48</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/TestSnapshotManager.html">TestSnapshotManager</a> {
-<a class="jxr_linenumber" name="49" href="#49">49</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../../../org/apache/hadoop/hbase/HBaseTestingUtility.html">HBaseTestingUtility</a> UTIL = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/hadoop/hbase/HBaseTestingUtility.html">HBaseTestingUtility</a>();
-<a class="jxr_linenumber" name="50" href="#50">50</a>
-<a class="jxr_linenumber" name="51" href="#51">51</a> MasterServices services = Mockito.mock(MasterServices.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="52" href="#52">52</a> ProcedureCoordinator coordinator = Mockito.mock(ProcedureCoordinator.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="53" href="#53">53</a> ExecutorService pool = Mockito.mock(ExecutorService.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="54" href="#54">54</a> MasterFileSystem mfs = Mockito.mock(MasterFileSystem.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="55" href="#55">55</a> FileSystem fs;
-<a class="jxr_linenumber" name="56" href="#56">56</a> {
-<a class="jxr_linenumber" name="57" href="#57">57</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="58" href="#58">58</a> fs = UTIL.getTestFileSystem();
-<a class="jxr_linenumber" name="59" href="#59">59</a> } <strong class="jxr_keyword">catch</strong> (IOException e) {
-<a class="jxr_linenumber" name="60" href="#60">60</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> RuntimeException(<span class="jxr_string">"Couldn't get test filesystem"</span>, e);
-<a class="jxr_linenumber" name="61" href="#61">61</a> }
-<a class="jxr_linenumber" name="62" href="#62">62</a> }
-<a class="jxr_linenumber" name="63" href="#63">63</a>
-<a class="jxr_linenumber" name="64" href="#64">64</a> <strong class="jxr_keyword">private</strong> SnapshotManager getNewManager() <strong class="jxr_keyword">throws</strong> IOException, KeeperException {
-<a class="jxr_linenumber" name="65" href="#65">65</a> <strong class="jxr_keyword">return</strong> getNewManager(UTIL.getConfiguration());
-<a class="jxr_linenumber" name="66" href="#66">66</a> }
-<a class="jxr_linenumber" name="67" href="#67">67</a>
-<a class="jxr_linenumber" name="68" href="#68">68</a> <strong class="jxr_keyword">private</strong> SnapshotManager getNewManager(<strong class="jxr_keyword">final</strong> Configuration conf) <strong class="jxr_keyword">throws</strong> IOException, KeeperException {
-<a class="jxr_linenumber" name="69" href="#69">69</a> Mockito.reset(services);
-<a class="jxr_linenumber" name="70" href="#70">70</a> Mockito.when(services.getConfiguration()).thenReturn(conf);
-<a class="jxr_linenumber" name="71" href="#71">71</a> Mockito.when(services.getMasterFileSystem()).thenReturn(mfs);
-<a class="jxr_linenumber" name="72" href="#72">72</a> Mockito.when(mfs.getFileSystem()).thenReturn(fs);
-<a class="jxr_linenumber" name="73" href="#73">73</a> Mockito.when(mfs.getRootDir()).thenReturn(UTIL.getDataTestDir());
-<a class="jxr_linenumber" name="74" href="#74">74</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> SnapshotManager(services, coordinator, pool);
-<a class="jxr_linenumber" name="75" href="#75">75</a> }
-<a class="jxr_linenumber" name="76" href="#76">76</a>
-<a class="jxr_linenumber" name="77" href="#77">77</a> @Test
-<a class="jxr_linenumber" name="78" href="#78">78</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testInProcess() <strong class="jxr_keyword">throws</strong> KeeperException, IOException {
-<a class="jxr_linenumber" name="79" href="#79">79</a> SnapshotManager manager = getNewManager();
-<a class="jxr_linenumber" name="80" href="#80">80</a> TakeSnapshotHandler handler = Mockito.mock(TakeSnapshotHandler.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="81" href="#81">81</a> assertFalse(<span class="jxr_string">"Manager is in process when there is no current handler"</span>, manager.isTakingSnapshot());
-<a class="jxr_linenumber" name="82" href="#82">82</a> manager.setSnapshotHandlerForTesting(handler);
-<a class="jxr_linenumber" name="83" href="#83">83</a> Mockito.when(handler.isFinished()).thenReturn(false);
-<a class="jxr_linenumber" name="84" href="#84">84</a> assertTrue(<span class="jxr_string">"Manager isn't in process when handler is running"</span>, manager.isTakingSnapshot());
-<a class="jxr_linenumber" name="85" href="#85">85</a> Mockito.when(handler.isFinished()).thenReturn(<strong class="jxr_keyword">true</strong>);
-<a class="jxr_linenumber" name="86" href="#86">86</a> assertFalse(<span class="jxr_string">"Manager is process when handler isn't running"</span>, manager.isTakingSnapshot());
-<a class="jxr_linenumber" name="87" href="#87">87</a> }
-<a class="jxr_linenumber" name="88" href="#88">88</a>
-<a class="jxr_linenumber" name="89" href="#89">89</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="90" href="#90">90</a> <em class="jxr_javadoccomment"> * Verify the snapshot support based on the configuration.</em>
-<a class="jxr_linenumber" name="91" href="#91">91</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="92" href="#92">92</a> @Test
-<a class="jxr_linenumber" name="93" href="#93">93</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testSnapshotSupportConfiguration() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="94" href="#94">94</a> <em class="jxr_comment">// No configuration (no cleaners, not enabled): snapshot feature disabled</em>
-<a class="jxr_linenumber" name="95" href="#95">95</a> Configuration conf = <strong class="jxr_keyword">new</strong> Configuration();
-<a class="jxr_linenumber" name="96" href="#96">96</a> SnapshotManager manager = getNewManager(conf);
-<a class="jxr_linenumber" name="97" href="#97">97</a> assertFalse(<span class="jxr_string">"Snapshot should be disabled with no configuration"</span>, isSnapshotSupported(manager));
-<a class="jxr_linenumber" name="98" href="#98">98</a>
-<a class="jxr_linenumber" name="99" href="#99">99</a> <em class="jxr_comment">// force snapshot feature to be enabled</em>
-<a class="jxr_linenumber" name="100" href="#100">100</a> conf = <strong class="jxr_keyword">new</strong> Configuration();
-<a class="jxr_linenumber" name="101" href="#101">101</a> conf.setBoolean(SnapshotManager.HBASE_SNAPSHOT_ENABLED, <strong class="jxr_keyword">true</strong>);
-<a class="jxr_linenumber" name="102" href="#102">102</a> manager = getNewManager(conf);
-<a class="jxr_linenumber" name="103" href="#103">103</a> assertTrue(<span class="jxr_string">"Snapshot should be enabled"</span>, isSnapshotSupported(manager));
-<a class="jxr_linenumber" name="104" href="#104">104</a>
-<a class="jxr_linenumber" name="105" href="#105">105</a> <em class="jxr_comment">// force snapshot feature to be disabled</em>
-<a class="jxr_linenumber" name="106" href="#106">106</a> conf = <strong class="jxr_keyword">new</strong> Configuration();
-<a class="jxr_linenumber" name="107" href="#107">107</a> conf.setBoolean(SnapshotManager.HBASE_SNAPSHOT_ENABLED, false);
-<a class="jxr_linenumber" name="108" href="#108">108</a> manager = getNewManager(conf);
-<a class="jxr_linenumber" name="109" href="#109">109</a> assertFalse(<span class="jxr_string">"Snapshot should be disabled"</span>, isSnapshotSupported(manager));
-<a class="jxr_linenumber" name="110" href="#110">110</a>
-<a class="jxr_linenumber" name="111" href="#111">111</a> <em class="jxr_comment">// force snapshot feature to be disabled, even if cleaners are present</em>
-<a class="jxr_linenumber" name="112" href="#112">112</a> conf = <strong class="jxr_keyword">new</strong> Configuration();
-<a class="jxr_linenumber" name="113" href="#113">113</a> conf.setStrings(HFileCleaner.MASTER_HFILE_CLEANER_PLUGINS,
-<a class="jxr_linenumber" name="114" href="#114">114</a> SnapshotHFileCleaner.<strong class="jxr_keyword">class</strong>.getName(), HFileLinkCleaner.<strong class="jxr_keyword">class</strong>.getName());
-<a class="jxr_linenumber" name="115" href="#115">115</a> conf.set(HConstants.HBASE_MASTER_LOGCLEANER_PLUGINS, SnapshotLogCleaner.<strong class="jxr_keyword">class</strong>.getName());
-<a class="jxr_linenumber" name="116" href="#116">116</a> conf.setBoolean(SnapshotManager.HBASE_SNAPSHOT_ENABLED, false);
-<a class="jxr_linenumber" name="117" href="#117">117</a> manager = getNewManager(conf);
-<a class="jxr_linenumber" name="118" href="#118">118</a> assertFalse(<span class="jxr_string">"Snapshot should be disabled"</span>, isSnapshotSupported(manager));
-<a class="jxr_linenumber" name="119" href="#119">119</a>
-<a class="jxr_linenumber" name="120" href="#120">120</a> <em class="jxr_comment">// cleaners are present, but missing snapshot enabled property</em>
-<a class="jxr_linenumber" name="121" href="#121">121</a> conf = <strong class="jxr_keyword">new</strong> Configuration();
-<a class="jxr_linenumber" name="122" href="#122">122</a> conf.setStrings(HFileCleaner.MASTER_HFILE_CLEANER_PLUGINS,
-<a class="jxr_linenumber" name="123" href="#123">123</a> SnapshotHFileCleaner.<strong class="jxr_keyword">class</strong>.getName(), HFileLinkCleaner.<strong class="jxr_keyword">class</strong>.getName());
-<a class="jxr_linenumber" name="124" href="#124">124</a> conf.set(HConstants.HBASE_MASTER_LOGCLEANER_PLUGINS, SnapshotLogCleaner.<strong class="jxr_keyword">class</strong>.getName());
-<a class="jxr_linenumber" name="125" href="#125">125</a> manager = getNewManager(conf);
-<a class="jxr_linenumber" name="126" href="#126">126</a> assertTrue(<span class="jxr_string">"Snapshot should be enabled, because cleaners are present"</span>,
-<a class="jxr_linenumber" name="127" href="#127">127</a> isSnapshotSupported(manager));
-<a class="jxr_linenumber" name="128" href="#128">128</a>
-<a class="jxr_linenumber" name="129" href="#129">129</a> <em class="jxr_comment">// Create a "test snapshot"</em>
-<a class="jxr_linenumber" name="130" href="#130">130</a> Path rootDir = UTIL.getDataTestDir();
-<a class="jxr_linenumber" name="131" href="#131">131</a> Path testSnapshotDir = SnapshotDescriptionUtils.getCompletedSnapshotDir(
-<a class="jxr_linenumber" name="132" href="#132">132</a> <span class="jxr_string">"testSnapshotSupportConfiguration"</span>, rootDir);
-<a class="jxr_linenumber" name="133" href="#133">133</a> fs.mkdirs(testSnapshotDir);
-<a class="jxr_linenumber" name="134" href="#134">134</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_comment">// force snapshot feature to be disabled, but snapshots are present</em>
-<a class="jxr_linenumber" name="136" href="#136">136</a> conf = <strong class="jxr_keyword">new</strong> Configuration();
-<a class="jxr_linenumber" name="137" href="#137">137</a> conf.setBoolean(SnapshotManager.HBASE_SNAPSHOT_ENABLED, false);
-<a class="jxr_linenumber" name="138" href="#138">138</a> manager = getNewManager(conf);
-<a class="jxr_linenumber" name="139" href="#139">139</a> fail(<span class="jxr_string">"Master should not start when snapshot is disabled, but snapshots are present"</span>);
-<a class="jxr_linenumber" name="140" href="#140">140</a> } <strong class="jxr_keyword">catch</strong> (UnsupportedOperationException e) {
-<a class="jxr_linenumber" name="141" href="#141">141</a> <em class="jxr_comment">// expected</em>
-<a class="jxr_linenumber" name="142" href="#142">142</a> } <strong class="jxr_keyword">finally</strong> {
-<a class="jxr_linenumber" name="143" href="#143">143</a> fs.delete(testSnapshotDir, <strong class="jxr_keyword">true</strong>);
-<a class="jxr_linenumber" name="144" href="#144">144</a> }
-<a class="jxr_linenumber" name="145" href="#145">145</a> }
-<a class="jxr_linenumber" name="146" href="#146">146</a>
-<a class="jxr_linenumber" name="147" href="#147">147</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> isSnapshotSupported(<strong class="jxr_keyword">final</strong> SnapshotManager manager) {
-<a class="jxr_linenumber" name="148" href="#148">148</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="149" href="#149">149</a> manager.checkSnapshotSupport();
-<a class="jxr_linenumber" name="150" href="#150">150</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
-<a class="jxr_linenumber" name="151" href="#151">151</a> } <strong class="jxr_keyword">catch</strong> (UnsupportedOperationException e) {
-<a class="jxr_linenumber" name="152" href="#152">152</a> <strong class="jxr_keyword">return</strong> false;
-<a class="jxr_linenumber" name="153" href="#153">153</a> }
-<a class="jxr_linenumber" name="154" href="#154">154</a> }
-<a class="jxr_linenumber" name="155" href="#155">155</a> }
+<a class="jxr_linenumber" name="35" href="#35">35</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.master.MetricsMaster;
+<a class="jxr_linenumber" name="36" href="#36">36</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.master.cleaner.HFileCleaner;
+<a class="jxr_linenumber" name="37" href="#37">37</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.master.cleaner.HFileLinkCleaner;
+<a class="jxr_linenumber" name="38" href="#38">38</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.procedure.ProcedureCoordinator;
+<a class="jxr_linenumber" name="39" href="#39">39</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.snapshot.SnapshotDescriptionUtils;
+<a class="jxr_linenumber" name="40" href="#40">40</a> <strong class="jxr_keyword">import</strong> org.apache.zookeeper.KeeperException;
+<a class="jxr_linenumber" name="41" href="#41">41</a> <strong class="jxr_keyword">import</strong> org.junit.Test;
+<a class="jxr_linenumber" name="42" href="#42">42</a> <strong class="jxr_keyword">import</strong> org.junit.experimental.categories.Category;
+<a class="jxr_linenumber" name="43" href="#43">43</a> <strong class="jxr_keyword">import</strong> org.mockito.Mockito;
+<a class="jxr_linenumber" name="44" href="#44">44</a>
+<a class="jxr_linenumber" name="45" href="#45">45</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="46" href="#46">46</a> <em class="jxr_javadoccomment"> * Test basic snapshot manager functionality</em>
+<a class="jxr_linenumber" name="47" href="#47">47</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="48" href="#48">48</a> @Category(SmallTests.<strong class="jxr_keyword">class</strong>)
+<a class="jxr_linenumber" name="49" href="#49">49</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/TestSnapshotManager.html">TestSnapshotManager</a> {
+<a class="jxr_linenumber" name="50" href="#50">50</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../../../org/apache/hadoop/hbase/HBaseTestingUtility.html">HBaseTestingUtility</a> UTIL = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/hadoop/hbase/HBaseTestingUtility.html">HBaseTestingUtility</a>();
+<a class="jxr_linenumber" name="51" href="#51">51</a>
+<a class="jxr_linenumber" name="52" href="#52">52</a> MasterServices services = Mockito.mock(MasterServices.<strong class="jxr_keyword">class</strong>);
+<a class="jxr_linenumber" name="53" href="#53">53</a> MetricsMaster metrics = Mockito.mock(MetricsMaster.<strong class="jxr_keyword">class</strong>);
+<a class="jxr_linenumber" name="54" href="#54">54</a> ProcedureCoordinator coordinator = Mockito.mock(ProcedureCoordinator.<strong class="jxr_keyword">class</strong>);
+<a class="jxr_linenumber" name="55" href="#55">55</a> ExecutorService pool = Mockito.mock(ExecutorService.<strong class="jxr_keyword">class</strong>);
+<a class="jxr_linenumber" name="56" href="#56">56</a> MasterFileSystem mfs = Mockito.mock(MasterFileSystem.<strong class="jxr_keyword">class</strong>);
+<a class="jxr_linenumber" name="57" href="#57">57</a> FileSystem fs;
+<a class="jxr_linenumber" name="58" href="#58">58</a> {
+<a class="jxr_linenumber" name="59" href="#59">59</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="60" href="#60">60</a> fs = UTIL.getTestFileSystem();
+<a class="jxr_linenumber" name="61" href="#61">61</a> } <strong class="jxr_keyword">catch</strong> (IOException e) {
+<a class="jxr_linenumber" name="62" href="#62">62</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> RuntimeException(<span class="jxr_string">"Couldn't get test filesystem"</span>, e);
+<a class="jxr_linenumber" name="63" href="#63">63</a> }
+<a class="jxr_linenumber" name="64" href="#64">64</a> }
+<a class="jxr_linenumber" name="65" href="#65">65</a>
+<a class="jxr_linenumber" name="66" href="#66">66</a> <strong class="jxr_keyword">private</strong> SnapshotManager getNewManager() <strong class="jxr_keyword">throws</strong> IOException, KeeperException {
+<a class="jxr_linenumber" name="67" href="#67">67</a> <strong class="jxr_keyword">return</strong> getNewManager(UTIL.getConfiguration());
+<a class="jxr_linenumber" name="68" href="#68">68</a> }
+<a class="jxr_linenumber" name="69" href="#69">69</a>
+<a class="jxr_linenumber" name="70" href="#70">70</a> <strong class="jxr_keyword">private</strong> SnapshotManager getNewManager(<strong class="jxr_keyword">final</strong> Configuration conf) <strong class="jxr_keyword">throws</strong> IOException, KeeperException {
+<a class="jxr_linenumber" name="71" href="#71">71</a> Mockito.reset(services);
+<a class="jxr_linenumber" name="72" href="#72">72</a> Mockito.when(services.getConfiguration()).thenReturn(conf);
+<a class="jxr_linenumber" name="73" href="#73">73</a> Mockito.when(services.getMasterFileSystem()).thenReturn(mfs);
+<a class="jxr_linenumber" name="74" href="#74">74</a> Mockito.when(mfs.getFileSystem()).thenReturn(fs);
+<a class="jxr_linenumber" name="75" href="#75">75</a> Mockito.when(mfs.getRootDir()).thenReturn(UTIL.getDataTestDir());
+<a class="jxr_linenumber" name="76" href="#76">76</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> SnapshotManager(services, metrics, coordinator, pool);
+<a class="jxr_linenumber" name="77" href="#77">77</a> }
+<a class="jxr_linenumber" name="78" href="#78">78</a>
+<a class="jxr_linenumber" name="79" href="#79">79</a> @Test
+<a class="jxr_linenumber" name="80" href="#80">80</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testInProcess() <strong class="jxr_keyword">throws</strong> KeeperException, IOException {
+<a class="jxr_linenumber" name="81" href="#81">81</a> SnapshotManager manager = getNewManager();
+<a class="jxr_linenumber" name="82" href="#82">82</a> TakeSnapshotHandler handler = Mockito.mock(TakeSnapshotHandler.<strong class="jxr_keyword">class</strong>);
+<a class="jxr_linenumber" name="83" href="#83">83</a> assertFalse(<span class="jxr_string">"Manager is in process when there is no current handler"</span>, manager.isTakingSnapshot());
+<a class="jxr_linenumber" name="84" href="#84">84</a> manager.setSnapshotHandlerForTesting(handler);
+<a class="jxr_linenumber" name="85" href="#85">85</a> Mockito.when(handler.isFinished()).thenReturn(false);
+<a class="jxr_linenumber" name="86" href="#86">86</a> assertTrue(<span class="jxr_string">"Manager isn't in process when handler is running"</span>, manager.isTakingSnapshot());
+<a class="jxr_linenumber" name="87" href="#87">87</a> Mockito.when(handler.isFinished()).thenReturn(<strong class="jxr_keyword">true</strong>);
+<a class="jxr_linenumber" name="88" href="#88">88</a> assertFalse(<span class="jxr_string">"Manager is process when handler isn't running"</span>, manager.isTakingSnapshot());
+<a class="jxr_linenumber" name="89" href="#89">89</a> }
+<a class="jxr_linenumber" name="90" href="#90">90</a>
+<a class="jxr_linenumber" name="91" href="#91">91</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="92" href="#92">92</a> <em class="jxr_javadoccomment"> * Verify the snapshot support based on the configuration.</em>
+<a class="jxr_linenumber" name="93" href="#93">93</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="94" href="#94">94</a> @Test
+<a class="jxr_linenumber" name="95" href="#95">95</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testSnapshotSupportConfiguration() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="96" href="#96">96</a> <em class="jxr_comment">// No configuration (no cleaners, not enabled): snapshot feature disabled</em>
+<a class="jxr_linenumber" name="97" href="#97">97</a> Configuration conf = <strong class="jxr_keyword">new</strong> Configuration();
+<a class="jxr_linenumber" name="98" href="#98">98</a> SnapshotManager manager = getNewManager(conf);
+<a class="jxr_linenumber" name="99" href="#99">99</a> assertFalse(<span class="jxr_string">"Snapshot should be disabled with no configuration"</span>, isSnapshotSupported(manager));
+<a class="jxr_linenumber" name="100" href="#100">100</a>
+<a class="jxr_linenumber" name="101" href="#101">101</a> <em class="jxr_comment">// force snapshot feature to be enabled</em>
+<a class="jxr_linenumber" name="102" href="#102">102</a> conf = <strong class="jxr_keyword">new</strong> Configuration();
+<a class="jxr_linenumber" name="103" href="#103">103</a> conf.setBoolean(SnapshotManager.HBASE_SNAPSHOT_ENABLED, <strong class="jxr_keyword">true</strong>);
+<a class="jxr_linenumber" name="104" href="#104">104</a> manager = getNewManager(conf);
+<a class="jxr_linenumber" name="105" href="#105">105</a> assertTrue(<span class="jxr_string">"Snapshot should be enabled"</span>, isSnapshotSupported(manager));
+<a class="jxr_linenumber" name="106" href="#106">106</a>
+<a class="jxr_linenumber" name="107" href="#107">107</a> <em class="jxr_comment">// force snapshot feature to be disabled</em>
+<a class="jxr_linenumber" name="108" href="#108">108</a> conf = <strong class="jxr_keyword">new</strong> Configuration();
+<a class="jxr_linenumber" name="109" href="#109">109</a> conf.setBoolean(SnapshotManager.HBASE_SNAPSHOT_ENABLED, false);
+<a class="jxr_linenumber" name="110" href="#110">110</a> manager = getNewManager(conf);
+<a class="jxr_linenumber" name="111" href="#111">111</a> assertFalse(<span class="jxr_string">"Snapshot should be disabled"</span>, isSnapshotSupported(manager));
+<a class="jxr_linenumber" name="112" href="#112">112</a>
+<a class="jxr_linenumber" name="113" href="#113">113</a> <em class="jxr_comment">// force snapshot feature to be disabled, even if cleaners are present</em>
+<a class="jxr_linenumber" name="114" href="#114">114</a> conf = <strong class="jxr_keyword">new</strong> Configuration();
+<a class="jxr_linenumber" name="115" href="#115">115</a> conf.setStrings(HFileCleaner.MASTER_HFILE_CLEANER_PLUGINS,
+<a class="jxr_linenumber" name="116" href="#116">116</a> SnapshotHFileCleaner.<strong class="jxr_keyword">class</strong>.getName(), HFileLinkCleaner.<strong class="jxr_keyword">class</strong>.getName());
+<a class="jxr_linenumber" name="117" href="#117">117</a> conf.set(HConstants.HBASE_MASTER_LOGCLEANER_PLUGINS, SnapshotLogCleaner.<strong class="jxr_keyword">class</strong>.getName());
+<a class="jxr_linenumber" name="118" href="#118">118</a> conf.setBoolean(SnapshotManager.HBASE_SNAPSHOT_ENABLED, false);
+<a class="jxr_linenumber" name="119" href="#119">119</a> manager = getNewManager(conf);
+<a class="jxr_linenumber" name="120" href="#120">120</a> assertFalse(<span class="jxr_string">"Snapshot should be disabled"</span>, isSnapshotSupported(manager));
+<a class="jxr_linenumber" name="121" href="#121">121</a>
+<a class="jxr_linenumber" name="122" href="#122">122</a> <em class="jxr_comment">// cleaners are present, but missing snapshot enabled property</em>
+<a class="jxr_linenumber" name="123" href="#123">123</a> conf = <strong class="jxr_keyword">new</strong> Configuration();
+<a class="jxr_linenumber" name="124" href="#124">124</a> conf.setStrings(HFileCleaner.MASTER_HFILE_CLEANER_PLUGINS,
+<a class="jxr_linenumber" name="125" href="#125">125</a> SnapshotHFileCleaner.<strong class="jxr_keyword">class</strong>.getName(), HFileLinkCleaner.<strong class="jxr_keyword">class</strong>.getName());
+<a class="jxr_linenumber" name="126" href="#126">126</a> conf.set(HConstants.HBASE_MASTER_LOGCLEANER_PLUGINS, SnapshotLogCleaner.<strong class="jxr_keyword">class</strong>.getName());
+<a class="jxr_linenumber" name="127" href="#127">127</a> manager = getNewManager(conf);
+<a class="jxr_linenumber" name="128" href="#128">128</a> assertTrue(<span class="jxr_string">"Snapshot should be enabled, because cleaners are present"</span>,
+<a class="jxr_linenumber" name="129" href="#129">129</a> isSnapshotSupported(manager));
+<a class="jxr_linenumber" name="130" href="#130">130</a>
+<a class="jxr_linenumber" name="131" href="#131">131</a> <em class="jxr_comment">// Create a "test snapshot"</em>
+<a class="jxr_linenumber" name="132" href="#132">132</a> Path rootDir = UTIL.getDataTestDir();
+<a class="jxr_linenumber" name="133" href="#133">133</a> Path testSnapshotDir = SnapshotDescriptionUtils.getCompletedSnapshotDir(
+<a class="jxr_linenumber" name="134" href="#134">134</a> <span class="jxr_string">"testSnapshotSupportConfiguration"</span>, rootDir);
+<a class="jxr_linenumber" name="135" href="#135">135</a> fs.mkdirs(testSnapshotDir);
+<a class="jxr_linenumber" name="136" href="#136">136</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="137" href="#137">137</a> <em class="jxr_comment">// force snapshot feature to be disabled, but snapshots are present</em>
+<a class="jxr_linenumber" name="138" href="#138">138</a> conf = <strong class="jxr_keyword">new</strong> Configuration();
+<a class="jxr_linenumber" name="139" href="#139">139</a> conf.setBoolean(SnapshotManager.HBASE_SNAPSHOT_ENABLED, false);
+<a class="jxr_linenumber" name="140" href="#140">140</a> manager = getNewManager(conf);
+<a class="jxr_linenumber" name="141" href="#141">141</a> fail(<span class="jxr_string">"Master should not start when snapshot is disabled, but snapshots are present"</span>);
+<a class="jxr_linenumber" name="142" href="#142">142</a> } <strong class="jxr_keyword">catch</strong> (UnsupportedOperationException e) {
+<a class="jxr_linenumber" name="143" href="#143">143</a> <em class="jxr_comment">// expected</em>
+<a class="jxr_linenumber" name="144" href="#144">144</a> } <strong class="jxr_keyword">finally</strong> {
+<a class="jxr_linenumber" name="145" href="#145">145</a> fs.delete(testSnapshotDir, <strong class="jxr_keyword">true</strong>);
+<a class="jxr_linenumber" name="146" href="#146">146</a> }
+<a class="jxr_linenumber" name="147" href="#147">147</a> }
+<a class="jxr_linenumber" name="148" href="#148">148</a>
+<a class="jxr_linenumber" name="149" href="#149">149</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> isSnapshotSupported(<strong class="jxr_keyword">final</strong> SnapshotManager manager) {
+<a class="jxr_linenumber" name="150" href="#150">150</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="151" href="#151">151</a> manager.checkSnapshotSupport();
+<a class="jxr_linenumber" name="152" href="#152">152</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="153" href="#153">153</a> } <strong class="jxr_keyword">catch</strong> (UnsupportedOperationException e) {
+<a class="jxr_linenumber" name="154" href="#154">154</a> <strong class="jxr_keyword">return</strong> false;
+<a class="jxr_linenumber" name="155" href="#155">155</a> }
+<a class="jxr_linenumber" name="156" href="#156">156</a> }
+<a class="jxr_linenumber" name="157" href="#157">157</a> }
</pre>
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