From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 jni/ruby/test/test_pstore.rb | 144 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 144 insertions(+)
 create mode 100644 jni/ruby/test/test_pstore.rb

(limited to 'jni/ruby/test/test_pstore.rb')

diff --git a/jni/ruby/test/test_pstore.rb b/jni/ruby/test/test_pstore.rb
new file mode 100644
index 0000000..e028ed6
--- /dev/null
+++ b/jni/ruby/test/test_pstore.rb
@@ -0,0 +1,144 @@
+require 'test/unit'
+require 'pstore'
+require 'tmpdir'
+
+class PStoreTest < Test::Unit::TestCase
+  def setup
+    @pstore_file = File.join(Dir.tmpdir, "pstore.tmp.#{Process.pid}")
+    @pstore = PStore.new(@pstore_file)
+  end
+
+  def teardown
+    File.unlink(@pstore_file) rescue nil
+  end
+
+  def test_opening_new_file_in_readonly_mode_should_result_in_empty_values
+    @pstore.transaction(true) do
+      assert_nil @pstore[:foo]
+      assert_nil @pstore[:bar]
+    end
+  end
+
+  def test_opening_new_file_in_readwrite_mode_should_result_in_empty_values
+    @pstore.transaction do
+      assert_nil @pstore[:foo]
+      assert_nil @pstore[:bar]
+    end
+  end
+
+  def test_data_should_be_loaded_correctly_when_in_readonly_mode
+    @pstore.transaction do
+      @pstore[:foo] = "bar"
+    end
+    @pstore.transaction(true) do
+      assert_equal "bar", @pstore[:foo]
+    end
+  end
+
+  def test_data_should_be_loaded_correctly_when_in_readwrite_mode
+    @pstore.transaction do
+      @pstore[:foo] = "bar"
+    end
+    @pstore.transaction do
+      assert_equal "bar", @pstore[:foo]
+    end
+  end
+
+  def test_changes_after_commit_are_discarded
+    @pstore.transaction do
+      @pstore[:foo] = "bar"
+      @pstore.commit
+      @pstore[:foo] = "baz"
+    end
+    @pstore.transaction(true) do
+      assert_equal "bar", @pstore[:foo]
+    end
+  end
+
+  def test_changes_are_not_written_on_abort
+    @pstore.transaction do
+      @pstore[:foo] = "bar"
+      @pstore.abort
+    end
+    @pstore.transaction(true) do
+      assert_nil @pstore[:foo]
+    end
+  end
+
+  def test_writing_inside_readonly_transaction_raises_error
+    assert_raise(PStore::Error) do
+      @pstore.transaction(true) do
+        @pstore[:foo] = "bar"
+      end
+    end
+  end
+
+  def test_thread_safe
+    assert_raise(PStore::Error) do
+      flag = false
+      th = Thread.new do
+        @pstore.transaction do
+          @pstore[:foo] = "bar"
+          flag = true
+          sleep 1
+        end
+      end
+      begin
+        sleep 0.1 until flag
+        @pstore.transaction {}
+      ensure
+        th.join
+      end
+    end
+    begin
+      pstore = PStore.new(second_file, true)
+      flag = false
+      th = Thread.new do
+        pstore.transaction do
+          pstore[:foo] = "bar"
+          flag = true
+          sleep 1
+        end
+      end
+      begin
+        sleep 0.1 until flag
+        assert_equal("bar", pstore.transaction { pstore[:foo] })
+      ensure
+        th.join
+      end
+    end
+  ensure
+    File.unlink(second_file) rescue nil
+  end
+
+  def test_nested_transaction_raises_error
+    assert_raise(PStore::Error) do
+      @pstore.transaction { @pstore.transaction { } }
+    end
+    pstore = PStore.new(second_file, true)
+    assert_raise(PStore::Error) do
+      pstore.transaction { pstore.transaction { } }
+    end
+  ensure
+    File.unlink(second_file) rescue nil
+  end
+
+  # Test that PStore's file operations do not blow up when default encodings are set
+  def test_pstore_files_are_accessed_as_binary_files
+    bug5311 = '[ruby-core:39503]'
+    n = 128
+    assert_in_out_err(["-Eutf-8:utf-8", "-rpstore", "-", @pstore_file], <<-SRC, [bug5311], [], bug5311, timeout: 15)
+      @pstore = PStore.new(ARGV[0])
+      (1..#{n}).each do |i|
+        @pstore.transaction {@pstore["Key\#{i}"] = "value \#{i}"}
+      end
+      @pstore.transaction {@pstore["Bug5311"] = '#{bug5311}'}
+      puts @pstore.transaction {@pstore["Bug5311"]}
+    SRC
+    assert_equal(bug5311, @pstore.transaction {@pstore["Bug5311"]}, bug5311)
+  end
+
+  def second_file
+    File.join(Dir.tmpdir, "pstore.tmp2.#{Process.pid}")
+  end
+end
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