From 8a1127834986e05fbd278b39349b9492fd6419fe Mon Sep 17 00:00:00 2001
From: Matheus Martins <matheusmr00@gmail.com>
Date: Wed, 13 Jul 2016 23:53:55 -0300
Subject: [PATCH] Formulas with test

---
 test/annotationsTest.js              |  8 +++---
 test/fullTest.js                     |  6 ++---
 test/mock/SpreadsheetApp/Cell.js     | 18 ++++++++++---
 test/mock/SpreadsheetApp/Formulas.js | 39 ++++++++++++++++++++++++++++
 test/mock/SpreadsheetApp/Sheet.js    | 36 ++++++++++++++++++-------
 5 files changed, 88 insertions(+), 19 deletions(-)
 create mode 100644 test/mock/SpreadsheetApp/Formulas.js

diff --git a/test/annotationsTest.js b/test/annotationsTest.js
index 1e2a04c..65026e2 100644
--- a/test/annotationsTest.js
+++ b/test/annotationsTest.js
@@ -39,12 +39,12 @@ var jsonMock = {
 	}
 };
 
-describe('QuickDrive functions', function () {
-	describe('get new sheet', function () {
-		it('it should return sheet with text replaced', function () {
+describe('Annotations tests', function () {
+	describe('test specific annotations', function () {
+		it('all properties annotation', function () {
 			var QuickDriveMock = new QuickDriveConstructor(DriveApp(), SpreadsheetApp(matrixMockWithReplaceAnnotations));
 			var file = QuickDriveMock.processSheet(jsonMock);
-			var range = file.sheet.getRange(1,1,2,2).getCells();
+			var range = file.sheet._processFormulas().getRange(1,1,2,2).getCells();
 			var firstCell = range[0][0];
 			var secondCell = range[0][1];
 			var thirdCell = range[1][0];
diff --git a/test/fullTest.js b/test/fullTest.js
index 78904a3..a12659f 100644
--- a/test/fullTest.js
+++ b/test/fullTest.js
@@ -54,16 +54,16 @@ describe('QuickDrive functions', function () {
 			var file = QuickDriveMock.processSheet(jsonMock);
 			assert.equal(JSON.stringify([
 				['My cool header', 'My random text', 'another random text', ''],
-				['Matheus', 'Martins do Rego', 20, 'My user'],
+				['Matheus', 'Martins do Rego', '20', 'My user'],
 				['12345-678', 'Campinas', 'São Paulo', 'Brasil'],
-				['=SUM(10,30)', '','',''],
+				['40', '','',''],
 				['Languages that he likes', '', '', ''],
 				['', 'Java', '', ''],
 				['', 'JavaScript', '', ''],
 				['', 'CSS', '', ''],
 				['', 'HTML', '', ''],
 				['', 'Python', '', 'text that will stay on last line']
-			]), JSON.stringify(file.sheet.getRange(1, 1, file.sheet.getMaxRows(), file.sheet.getMaxColumns()).getValues()));
+			]), JSON.stringify(file.sheet._processFormulas().getRange(1, 1, file.sheet.getMaxRows(), file.sheet.getMaxColumns()).getValues()));
 		});
 	});
 });
diff --git a/test/mock/SpreadsheetApp/Cell.js b/test/mock/SpreadsheetApp/Cell.js
index 8598256..d1ea12c 100644
--- a/test/mock/SpreadsheetApp/Cell.js
+++ b/test/mock/SpreadsheetApp/Cell.js
@@ -1,5 +1,6 @@
 var Cell = function (firstValue) {
 	var value = firstValue || '',
+		formula = '',
 		backgroundColor = 'default',
 		borderStyle = 'default',
 		color = 'default',
@@ -9,13 +10,24 @@ var Cell = function (firstValue) {
 	var links = {};
 
 	this.getValue = function () {
-		return value;
+		return value + '';
+	};
+	this.getNumberValue = function() {
+		if (isNaN(value)) {
+			return 0;
+		} else {
+			return parseInt(value || 0);
+		}
 	};
 	this.setValue = function (newValue) {
 		value = newValue;
 	};
-	this.setFormula = function (newValue) {
-		value = newValue;
+	this.getFormula = function () {
+		return formula;
+	};
+	this.setFormula = function (newFormula) {
+		value = '';
+		formula = newFormula;
 	};
 	this.getBackground = function () {
 		return backgroundColor;
diff --git a/test/mock/SpreadsheetApp/Formulas.js b/test/mock/SpreadsheetApp/Formulas.js
new file mode 100644
index 0000000..9220b5b
--- /dev/null
+++ b/test/mock/SpreadsheetApp/Formulas.js
@@ -0,0 +1,39 @@
+var Formulas = function (sheet) {
+
+	return {
+		SUM: function (params) {
+			var sum = 0,
+				range = sheet.getRange(1,1,sheet.getMaxRows(),sheet.getMaxColumns());
+
+			if (params) {
+				var oldParams = params;
+				params = []
+				for (var i =0;i<oldParams.length;i++) {
+					if (!isNaN(oldParams[i])) {
+						sum += parseInt(oldParams[i]);
+					} else {
+						params.push(oldParams[i]);
+					}
+				}
+			}
+
+			if (!params.length) {
+				return sum;
+			}
+			if (typeof params == 'string' && params && isNaN(params[0])) {
+				var parts = number1.split(':');
+				range = sheet.getRange(params[0], params[1]);
+			}
+			var matrix = range.getCells();
+
+			for (var i = 0; i < matrix.length; i++) {
+				for (var j = 0; j < matrix[i].length; j++) {
+					sum += matrix[i][j].getNumberValue();
+				}
+			}
+			return sum;
+		}
+	}
+};
+
+exports.Formulas = Formulas;
diff --git a/test/mock/SpreadsheetApp/Sheet.js b/test/mock/SpreadsheetApp/Sheet.js
index 2d2ef42..b44d8c5 100644
--- a/test/mock/SpreadsheetApp/Sheet.js
+++ b/test/mock/SpreadsheetApp/Sheet.js
@@ -1,5 +1,6 @@
 var Range = require('./Range').Range;
 var Cell = require('./Cell').Cell;
+var Formulas = require('./Formulas').Formulas;
 var Sheet = function (myMatrix) {
 	var matrix = myMatrix || [
 		[]
@@ -58,15 +59,6 @@ var Sheet = function (myMatrix) {
 			newMatrix.push(matrix[i]);
 		}
 
-		// for (var i =0; i < newMatrix.length;i++) {
-		// 	var a = '';
-		// 	for(var j =0;j < newMatrix[i].length;j++) {
-		// 		a = a + '    ' + newMatrix[i][j].getValue();
-		// 	}
-		// 	console.info(a);
-		// }
-		// console.info(newMatrix.length);
-		// console.info(newMatrix[0].length);
 		matrix = newMatrix;
 	};
 
@@ -77,6 +69,32 @@ var Sheet = function (myMatrix) {
 	this.getMaxColumns = function () {
 		return matrix[0].length;
 	};
+
+	this._processFormula = function (cell, formulas) {
+		if (cell.getFormula() && !cell.getValue()) {
+			cell.setFormula(cell.getFormula().trim());
+			var parts = cell.getFormula().split('('),
+				formula = parts[0].substring(1),
+				params = parts[1].substring(0, parts[1].length - 1).split(','),
+				formulaFunction = formulas[formula];
+				console.info(parts);
+			if (!formulaFunction) {
+				throw new Error('Not testable function: ' + formula);
+			} else {
+				cell.setValue(formulaFunction(params));
+			}
+		}
+	};
+
+	this._processFormulas = function () {
+		var formulas = Formulas(this);
+		for (var i = 0; i < matrix.length; i++) {
+			for (var j = 0; j < matrix[i].length; j++) {
+				this._processFormula(matrix[i][j], formulas);
+			}
+		}
+		return this;
+	};
 };
 
 exports.Sheet = Sheet;