1 files changed, 24 insertions, 0 deletions
diff --git a/test/lib/test-helpers.rb b/test/lib/test-helpers.rb
new file mode 100644
index 0000000..72b9cd9
--- /dev/null
+++ b/test/lib/test-helpers.rb
@@ -0,0 +1,24 @@
+module TestHelpers
+
+  # Runs gemma and returns true if successful
+  def gemma(opts)
+    system("./bin/gemma #{opts}")
+  end
+
+  def read(fn, line=0)
+    count = 0
+    File.open(fn, "r:utf-8").each_line { |ln|
+      return ln.chomp.split("\t") if count == line
+      count += 1
+    }
+  end
+
+  def expect(fn, list)
+    lines = File.read(fn).split("\n") # avoid this for large files
+    list.each do | l |
+      line,colnum,value = l
+      cols = lines[line].chomp.split("\t")
+      assert_equal value,cols[colnum]
+    end
+  end
+end