Data commit

Task/Functional-coverage-tree/Julia/functional-coverage-tree.julia

@@ -0,0 +1,62 @@
+using CSV, DataFrames, Formatting
+
+function updatecoverage(dfname, outputname)
+    df = CSV.read(dfname)
+    dchild = Dict{Int, Vector{Int}}([i => Int[] for i in 0:maximum(df[!, 1])])
+
+    for row in eachrow(df)
+        push!(dchild[row[3]], row[1])
+    end
+
+    function coverage(t)
+        return dchild[t] == [] ? df[t, :COVERAGE] * df[t, :WEIGHT] :
+            sum(coverage, dchild[t]) / sum(x -> df[x, :WEIGHT], dchild[t]) * df[t, :WEIGHT]
+    end
+
+    df[!, :COVERAGE] .= coverage.(df.NUMBER)
+
+    function possibleincrease(t)
+        if !isempty(dchild[t])
+            return 0.0
+        else
+            newcoverage = deepcopy(df.COVERAGE)
+            newcoverage[t] = 1.0
+            oldcoverage = newcoverage[1]
+            function potentialcoverage(t)
+                return dchild[t] == [] ? newcoverage[t] * df[t, :WEIGHT] :
+                    sum(potentialcoverage, dchild[t]) / sum(x -> df[x, :WEIGHT],
+                        dchild[t]) * df[t, :WEIGHT]
+            end
+
+            newcoverage .= potentialcoverage.(df[!, 1])
+            return newcoverage[1] - oldcoverage
+        end
+    end
+
+    df.POTENTIAL = possibleincrease.(df[!, 1])
+
+    CSV.write(outputname, df)
+end
+
+function displaycoveragedb(dfname)
+    df = CSV.read(dfname)
+    indentlevel(t) = (i = 0; while (j = df[t, 3]) != 0 i += 1; t = j end; i)
+    indent1 = [indentlevel(i) for i in df.NUMBER]
+    maxindent = maximum(indent1)
+    indent2 = maxindent .- indent1
+    showpot = size(df)[2] == 6
+    println("INDEX       NAME_HIERARCHY                         WEIGHT      COVERAGE    (POTENTIAL INCREASE)")
+    for (i, row) in enumerate(eachrow(df))
+        println(rpad(row[1], 7), "       "^indent1[i], rpad(row[2], 20), "       "^indent2[i],
+            rpad(row[4], 8), rpad(format(row[5]), 12), showpot && row[6] != 0 ? format(row[6]) : "")
+    end
+end
+
+const dbname = "coverage.csv"
+const newdbname = "coverageupdated.csv"
+
+println("Input data:")
+displaycoveragedb(dbname)
+updatecoverage(dbname, newdbname)
+println("\nUpdated data:")
+displaycoveragedb(newdbname)