editeng: add EPaM unit tests

Change-Id: Icc15746bf2712bae446f16fd378f94f8be5ec61e
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/161342
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>

2 files changed, 104 insertions, 0 deletions

diff --git a/editeng/CppunitTest_editeng_core.mk b/editeng/CppunitTest_editeng_core.mk
index 67a3c949555b..43df48cbe38a 100644
--- a/editeng/CppunitTest_editeng_core.mk
+++ b/editeng/CppunitTest_editeng_core.mk
@@ -14,6 +14,7 @@ $(eval $(call gb_CppunitTest_CppunitTest,editeng_core))
 $(eval $(call gb_CppunitTest_add_exception_objects,editeng_core, \
     editeng/qa/unit/core-test \
     editeng/qa/unit/ESelectionTest \
+    editeng/qa/unit/EPaMTest \
 ))
 
 $(eval $(call gb_CppunitTest_use_library_objects,editeng_core,editeng))
diff --git a/editeng/qa/unit/EPaMTest.cxx b/editeng/qa/unit/EPaMTest.cxx
new file mode 100644
index 000000000000..509f08720aa0
--- /dev/null
+++ b/editeng/qa/unit/EPaMTest.cxx
@@ -0,0 +1,103 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <test/bootstrapfixture.hxx>
+#include <editeng/EPaM.hxx>
+
+namespace
+{
+class EPaMTest : public test::BootstrapFixture
+{
+};
+
+CPPUNIT_TEST_FIXTURE(EPaMTest, testConstruction)
+{
+    {
+        EPaM aNew;
+        CPPUNIT_ASSERT_EQUAL(sal_Int32(0), aNew.nPara);
+        CPPUNIT_ASSERT_EQUAL(sal_Int32(0), aNew.nIndex);
+    }
+
+    {
+        EPaM aNew(1, 2);
+        CPPUNIT_ASSERT_EQUAL(sal_Int32(1), aNew.nPara);
+        CPPUNIT_ASSERT_EQUAL(sal_Int32(2), aNew.nIndex);
+    }
+
+    {
+        EPaM aNew = { 1, 2 };
+        CPPUNIT_ASSERT_EQUAL(sal_Int32(1), aNew.nPara);
+        CPPUNIT_ASSERT_EQUAL(sal_Int32(2), aNew.nIndex);
+    }
+
+    {
+        EPaM aNew{ 1, 2 };
+        CPPUNIT_ASSERT_EQUAL(sal_Int32(1), aNew.nPara);
+        CPPUNIT_ASSERT_EQUAL(sal_Int32(2), aNew.nIndex);
+    }
+}
+
+CPPUNIT_TEST_FIXTURE(EPaMTest, testAssign)
+{
+    EPaM aPaM1;
+    EPaM aPaM2;
+
+    // set PaM 2
+    aPaM2 = EPaM{ 2, 1 };
+
+    // selections are not equal
+    CPPUNIT_ASSERT(aPaM2 != aPaM1);
+
+    // assign PaM 1 with PaM 2 content
+    aPaM1 = aPaM2;
+
+    // expect selections to be equal
+    CPPUNIT_ASSERT_EQUAL(aPaM2, aPaM1);
+}
+
+CPPUNIT_TEST_FIXTURE(EPaMTest, testEquals)
+{
+    EPaM aPaM1;
+    EPaM aPaM2;
+
+    // both empty = equal
+    CPPUNIT_ASSERT_EQUAL(aPaM1, aPaM2);
+
+    // set PaM 1
+    aPaM1 = { 1, 2 };
+
+    // expect them to be not equal
+    CPPUNIT_ASSERT(aPaM1 != aPaM2);
+
+    // set PaM 2 to the same value
+    aPaM2 = { 1, 2 };
+
+    // equal again
+    CPPUNIT_ASSERT_EQUAL(aPaM1, aPaM2);
+}
+
+CPPUNIT_TEST_FIXTURE(EPaMTest, testLess)
+{
+    // Both equal
+    CPPUNIT_ASSERT_EQUAL(false, EPaM(0, 0) < EPaM(0, 0));
+
+    // Obviously not less
+    CPPUNIT_ASSERT_EQUAL(false, EPaM(0, 2) < EPaM(0, 1));
+
+    // Strictly "<"
+    CPPUNIT_ASSERT_EQUAL(true, EPaM(0, 0) < EPaM(0, 1));
+
+    // Check if paragraph taken into account
+    CPPUNIT_ASSERT_EQUAL(false, EPaM(1, 0) < EPaM(0, 1));
+    CPPUNIT_ASSERT_EQUAL(true, EPaM(1, 0) < EPaM(2, 0));
+}
+
+} // end anonymous namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */