Capitalize method names properly (#504)

* Capitalize method names properly #485

* Use isLegitSymbolForFunctionName() instead of regex #485

Author: onewhl

utbot-summary-tests/src/test/kotlin/examples/algorithms/SummaryReturnExampleTest.kt

@@ -126,9 +126,9 @@ class SummaryReturnExampleTest : SummaryTestCaseGeneratorTest(
                 "    2nd return statement: return a;\n"
 
         val methodName1 = "testCompareChars_NLessThan1"
-        val methodName2 = "testCompareChars_0OfCharactertoCharsiEqualsA" // TODO: a weird unclear naming
-        val methodName3 = "testCompareChars_0OfCharactertoCharsiEqualsB"
-        val methodName4 = "testCompareChars_0OfCharactertoCharsiNotEqualsB" // TODO: si -> is
+        val methodName2 = "testCompareChars_0OfCharacterToCharsIEqualsA" // TODO: a weird unclear naming
+        val methodName3 = "testCompareChars_0OfCharacterToCharsIEqualsB"
+        val methodName4 = "testCompareChars_0OfCharacterToCharsINotEqualsB"
 
         val displayName1 = "n < 1 : True -> return ' '"
         val displayName2 = "Character.toChars(i)[0] == a : True -> return b"
@@ -196,9 +196,9 @@ class SummaryReturnExampleTest : SummaryTestCaseGeneratorTest(
                 "    returns from: return a;"
 
         val methodName1 = "testInnerVoidCompareChars_NLessThan1"
-        val methodName2 = "testInnerVoidCompareChars_0OfCharactertoCharsiEqualsA" // TODO: a weird unclear naming
-        val methodName3 = "testInnerVoidCompareChars_0OfCharactertoCharsiNotEqualsB"
-        val methodName4 = "testInnerVoidCompareChars_0OfCharactertoCharsiEqualsB" // TODO: si -> is
+        val methodName2 = "testInnerVoidCompareChars_0OfCharacterToCharsIEqualsA" // TODO: a weird unclear naming
+        val methodName3 = "testInnerVoidCompareChars_0OfCharacterToCharsINotEqualsB"
+        val methodName4 = "testInnerVoidCompareChars_0OfCharacterToCharsIEqualsB"
 
         val displayName1 = "n < 1 : True -> return ' '"
         val displayName2 = "Character.toChars(i)[0] == a : True -> return b"
@@ -270,9 +270,9 @@ class SummaryReturnExampleTest : SummaryTestCaseGeneratorTest(
                 "Test afterwards returns from: return compareChars(a, b, n);\n"
 
         val methodName1 = "testInnerReturnCompareChars_NLessThan1"
-        val methodName2 = "testInnerReturnCompareChars_0OfCharactertoCharsiEqualsA" // TODO: a weird unclear naming
-        val methodName3 = "testInnerReturnCompareChars_0OfCharactertoCharsiNotEqualsB"
-        val methodName4 = "testInnerReturnCompareChars_0OfCharactertoCharsiEqualsB" // TODO: si -> is
+        val methodName2 = "testInnerReturnCompareChars_0OfCharacterToCharsIEqualsA" // TODO: a weird unclear naming
+        val methodName3 = "testInnerReturnCompareChars_0OfCharacterToCharsINotEqualsB"
+        val methodName4 = "testInnerReturnCompareChars_0OfCharacterToCharsIEqualsB"
 
         val displayName1 = "n < 1 : True -> return ' '"
         val displayName2 = "Character.toChars(i)[0] == a : True -> return b"

utbot-summary/src/main/kotlin/org/utbot/summary/name/NodeConvertor.kt

@@ -352,9 +352,13 @@ class NodeConvertor {
         }
 
         /**
-         * Filters out all of the symbols that cannot be used in a function name and capitalizes String
+         * Capitalizes method name.
+         *
+         * It splits the text by delimiters, capitalizes each part, removes special characters and concatenates result.
          */
-        private fun postProcessName(name: String) = name.filter { isLegitSymbolForFunctionName(it) }.capitalize()
+        private fun postProcessName(name: String) =
+            name.split(".", "(", ")", ",")
+                .joinToString("") { it -> it.capitalize().filter { isLegitSymbolForFunctionName(it) } }
 
         /**
          * Converts Javaparser BinaryOperator and all of its children into a String