Corrected analysis if maximum lineLength drop in first symbol of the last word long binary expression

diktat-rules/src/main/kotlin/org/cqfn/diktat/ruleset/rules/chapter3/LineLength.kt

@@ -150,7 +150,7 @@ class LineLength(configRules: List<RulesConfig>) : DiktatRule(
                         splitOffset?.let {
                             val parentIsBiExprOrParenthesized = parent.treeParent.elementType in listOf(BINARY_EXPRESSION, PARENTHESIZED)
                             val parentIsFunOrProperty = parent.treeParent.elementType in listOf(FUN, PROPERTY)
-                            if (parentIsBiExprOrParenthesized || (parentIsFunOrProperty && splitOffset >= configuration.lineLength)) {
+                            if (parentIsBiExprOrParenthesized || (parentIsFunOrProperty && splitOffset > configuration.lineLength)) {
                                 parent = parent.treeParent
                             } else {
                                 return checkBinaryExpression(parent, configuration)

diktat-rules/src/test/kotlin/org/cqfn/diktat/ruleset/chapter3/LineLengthFixTest.kt

@@ -23,6 +23,10 @@ class LineLengthFixTest : FixTestBase("test/paragraph3/long_line", ::LineLength)
         RulesConfig(LONG_LINE.name, true,
             mapOf("lineLength" to "20"))
     )
+    private val rulesConfigListErrorLineLength1: List<RulesConfig> = listOf(
+        RulesConfig(LONG_LINE.name, true,
+            mapOf("lineLength" to "151"))
+    )
 
     @Test
     fun `should fix long comment`() {
@@ -98,4 +102,9 @@ class LineLengthFixTest : FixTestBase("test/paragraph3/long_line", ::LineLength)
     fun `fix long value arguments list`() {
         fixAndCompare("LongValueArgumentsListExpected.kt", "LongValueArgumentsListTest.kt", rulesConfigListLineLength)
     }
+
+    @Test
+    fun `fix bin expression first symbol last word`() {
+        fixAndCompare("LongBinaryExpressionLastWordExpected.kt", "LongBinaryExpressionLastWordTest.kt", rulesConfigListErrorLineLength1)
+    }
 }

diktat-rules/src/test/resources/test/paragraph3/long_line/LongBinaryExpressionLastWordExpected.kt

@@ -0,0 +1,10 @@
+package test.paragraph3.long_line
+
+val elem1 = (hasExplicitNotUnitReturnType || isFunWithExpressionBody && !hasExplicitUnitReturnType && hasNotExpressionBodyTypes) && !hasReturnKdoc &&
+ !isReferenceExpressionWithSameName
+
+val elem2 = (hasExplicitNotUnitReturnType || isFunWithExpressionBody1 && !hasExplicitUnitReturnType && hasNotExpressionBodyTypes) && !hasReturnKdoc &&
+ isReferenceExpressionWithSameName
+
+val elem3 = "sdfghjkl;kjhgfdsdfghjkllkjhgfdsfghjkl;';lkiuytrdfghjklkjuhgfdsdfghnm,.lkjhgfdcvbnm,.lkjhgfdcvbnm,.lkjhgfdxcvbnm,lkjhgfdxcvbnm,lkgfdcvm" +
+ "hgfjdgdsvfmg.k,gfdsgbh.gkhjhmhgdf"

diktat-rules/src/test/resources/test/paragraph3/long_line/LongBinaryExpressionLastWordTest.kt

@@ -0,0 +1,7 @@
+package test.paragraph3.long_line
+
+val elem1 = (hasExplicitNotUnitReturnType || isFunWithExpressionBody && !hasExplicitUnitReturnType && hasNotExpressionBodyTypes) && !hasReturnKdoc && !isReferenceExpressionWithSameName
+
+val elem2 = (hasExplicitNotUnitReturnType || isFunWithExpressionBody1 && !hasExplicitUnitReturnType && hasNotExpressionBodyTypes) && !hasReturnKdoc && isReferenceExpressionWithSameName
+
+val elem3 = "sdfghjkl;kjhgfdsdfghjkllkjhgfdsfghjkl;';lkiuytrdfghjklkjuhgfdsdfghnm,.lkjhgfdcvbnm,.lkjhgfdcvbnm,.lkjhgfdxcvbnm,lkjhgfdxcvbnm,lkgfdcvm" + "hgfjdgdsvfmg.k,gfdsgbh.gkhjhmhgdf"