1 files changed, 76 insertions, 0 deletions
diff --git a/src/builtins/tests/read_tests.cpp b/src/builtins/tests/read_tests.cpp
new file mode 100644
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+++ b/src/builtins/tests/read_tests.cpp
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+/*
+   Please use git log for copyright holder and year information
+
+   This file is part of libbash.
+
+   libbash is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 2 of the License, or
+   (at your option) any later version.
+
+   libbash is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with libbash.  If not, see <http://www.gnu.org/licenses/>.
+*/
+///
+/// \file read_tests.cpp
+/// \brief series of unit tests for read builtin
+///
+#include <iostream>
+#include <sstream>
+#include <vector>
+
+#include <gtest/gtest.h>
+
+#include "core/interpreter.h"
+#include "cppbash_builtin.h"
+
+using namespace std;
+
+static void test_read(interpreter& walker, const string& input, std::initializer_list<string> args)
+{
+  stringstream test_input;
+  test_input << input;
+  cppbash_builtin::exec("read", args, std::cout, cerr, test_input, walker);
+}
+
+TEST(read_builtin_test, argument_assignment)
+{
+  interpreter walker;
+
+  test_read(walker, "foo bar", {});
+  EXPECT_STREQ("foo bar", walker.resolve<std::string>("REPLY").c_str());
+
+  test_read(walker, "foo bar", {"var"});
+  EXPECT_STREQ("foo bar", walker.resolve<std::string>("var").c_str());
+
+  test_read(walker, "foo bar", {"var1", "var2"});
+  EXPECT_STREQ("foo", walker.resolve<std::string>("var1").c_str());
+  EXPECT_STREQ("bar", walker.resolve<std::string>("var2").c_str());
+
+  test_read(walker, "1 2 3 4", {"var1", "var2"});
+  EXPECT_STREQ("1", walker.resolve<std::string>("var1").c_str());
+  EXPECT_STREQ("2 3 4", walker.resolve<std::string>("var2").c_str());
+
+  test_read(walker, "foo", {"var1", "var2"});
+  EXPECT_STREQ("foo", walker.resolve<std::string>("var1").c_str());
+  EXPECT_STREQ("", walker.resolve<std::string>("var2").c_str());
+
+  test_read(walker, "foo    bar", {"var"});
+  EXPECT_STREQ("foo    bar", walker.resolve<std::string>("var").c_str());
+}
+
+TEST(read_builtin_test, line_continuation)
+{
+  interpreter walker;
+
+  test_read(walker, "foo\\\nbar", {});
+  EXPECT_STREQ("foobar", walker.resolve<std::string>("REPLY").c_str());
+
+  test_read(walker, "foo \\\n bar", {});
+  EXPECT_STREQ("foo  bar", walker.resolve<std::string>("REPLY").c_str());
+}