minimal test of stdout_contain/stderr_contain

t/CMDTEST_stdxxx_contain.rb

@@ -0,0 +1,75 @@
+
+require "selftest_utils"
+
+class CMDTEST_stdxxx_contain < Cmdtest::Testcase
+
+  include SelftestUtils
+
+  #========================================
+  # Using "define_method" to avoid duplicating definitions of
+  # stderr/stdout methods. The follwing section tests:
+  #
+  #     stderr_contain
+  #     stdout_contain
+  #
+
+  def self._define_stdxxx_methods(stdxxx)
+
+    #----------------------------------------
+    # stdxxx_contain
+    #----------------------------------------
+
+    ## methods: test_stdout_contain_CORRECT_SIMPLE test_stderr_contain_CORRECT_SIMPLE
+
+    define_method("test_#{stdxxx}_contain_CORRECT_SIMPLE") do
+      create_CMDTEST_foo [
+        "cmd 'lines.rb --#{stdxxx} 11 22' do",
+        "    #{stdxxx}_contain ['11', '22']",
+        "    #{stdxxx}_contain ['22']",
+        "    #{stdxxx}_contain ['11']",
+        "end",
+      ]
+
+      cmd_cmdtest do
+        stdout_equal [
+          "### lines.rb --#{stdxxx} 11 22",
+        ]
+      end
+    end
+
+    #----------------------------------------
+    ## methods: test_stdout_contain_INCORRECT_SIMPLE test_stderr_contain_INCORRECT_SIMPLE
+
+    define_method("test_#{stdxxx}_contain_INCORRECT_SIMPLE") do
+      create_CMDTEST_foo [
+        "cmd 'lines.rb --#{stdxxx} hello world' do",
+        "    #{stdxxx}_contain ['HELLO']",
+        "    #{stdxxx}_contain ['hello', 'WORLD']",
+        "end",
+      ]
+
+      cmd_cmdtest do
+        stdout_equal [
+          "### lines.rb --#{stdxxx} hello world",
+          "--- ERROR: not found in #{stdxxx}:",
+          "---     HELLO",
+          "--- ERROR: found only part in #{stdxxx}:",
+          "---     hello",
+          "--- ERROR: should have been followed by:",
+          "---     WORLD",
+          "--- ERROR: instead followed by:",
+          "---     world",
+        ]
+        exit_nonzero
+      end
+    end
+
+  end # _define_stdxxx_methods
+
+  #----------------------------------------
+
+  for stdxxx in ["stderr", "stdout"]
+    _define_stdxxx_methods(stdxxx)
+  end
+
+end