Tests of parser and graph db implementation used when parsing the graph script file.

src/parser/graph.js

@@ -0,0 +1,49 @@
+/**
+ * Created by knut on 14-11-03.
+ */
+define('parser/graph',function() {
+    var vertices = {};
+    var edges = [];
+    var graph = {
+        addVertex: function (id, text, type, style) {
+            if(typeof vertices[id] === 'undefined'){
+                vertices[id]={id:id, styles:[]};
+            }
+            if(typeof text !== undefined){
+                vertices[id].text = text;
+            }
+            if(typeof type !== undefined){
+                vertices[id].type = type;
+            }
+            if(typeof style !== 'undefined'){
+                if(style !== null){
+                    //console.log('Adding style: '+style[0]);
+                    style.forEach(function(s){
+                        vertices[id].styles.push(s);
+                    });
+                }
+            }
+            //console.log('Got node ' + id + ' ' + type + ' ' + text + ' styles: ' + JSON.stringify(style));
+        },
+        getVertices:function(){
+            return vertices;
+        },
+        addLink: function (start, end, type, linktext) {
+            var edge = {start:start, end:end, type:type.type, text:''};
+            if(typeof linktext !== 'undefined'){
+                edge.text = linktext;
+            }
+            edges.push(edge);
+            //console.log('Got link from ' + start + ' to ' + end + ' type:' + type.type + ' linktext:' + linktext);
+        },
+        getEdges: function () {
+            return edges;
+        },
+        clear:function(){
+            vertices = {};
+            edges = [];
+        }
+    };
+
+    return graph;
+});

src/parser/mermaid.jison

@@ -103,7 +103,7 @@ styles:
     styledef
         {$$ = [$1];}
     | styles COMMA styledef
-        {console.log('in styles:'+JSON.stringify($1));$1.push($3);$$ = $1;}
+        {$1.push($3);$$ = $1;}
     ;
 styledef: BKG COLON colordef
     {$$={"background":$3}}
@@ -129,5 +129,5 @@ borderStyle: BORDER_STYLE
 
 %%
 define('parser/mermaid',function(){
-    return mermaid;
+    return parser;
 });

src/parser/mermaid.js

@@ -141,7 +141,7 @@ case 20:
 this.$ = [$$[$0]];
 break;
 case 21:
-console.log('in styles:'+JSON.stringify($$[$0-2]));$$[$0-2].push($$[$0]);this.$ = $$[$0-2];
+$$[$0-2].push($$[$0]);this.$ = $$[$0-2];
 break;
 case 22:
 this.$={"background":$$[$0]}
@@ -307,9 +307,7 @@ parse: function parse(input) {
     return true;
 }};
 
-define('parser/mermaid.js',function(){
-    //var parserSource = generator.generate({moduleName: "mermaid"});
-    //return marserSource;
+define('parser/mermaid',function(){
     return parser;
 });/* generated by jison-lex 0.3.4 */
 var lexer = (function(){

src/parser/mermaid.spec.js

@@ -1,27 +1,190 @@
 /**
  * Created by knut on 14-11-03.
  */
-define('parser/mermaid.spec',['parser/scope','parser/mermaid.js'],function(scope, p){
-    console.log('here:'+p);
+define('parser/mermaid.spec',['parser/graph','parser/mermaid'],function(graph, p){
 
     describe('when parsing ',function(){
         beforeEach(function(){
-            console.log('here');
-            p.yy = scope;
+            graph.clear();
+            p.yy = graph;
         });
-        it('should',function(){
+
+        it('should handle a nodes and edges',function(){
             var res = p.parse('A-->B;');
 
-            expect(p.yy.getLinks()).toBe('apa');
-        })
-    });
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
 
-
-    describe('just checking', function() {
-
-        it('works for app', function () {
-            expect(2).toBe(2);
+            expect(vert['A'].id).toBe('A');
+            expect(vert['B'].id).toBe('B');
+            expect(edges.length).toBe(1);
+            expect(edges[0].start).toBe('A');
+            expect(edges[0].end).toBe('B');
+            expect(edges[0].type).toBe('arrow');
+            expect(edges[0].text).toBe('');
         });
+
+        it('should handle open ended edges',function(){
+            var res = p.parse('A---B;');
+
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
+
+
+            expect(edges[0].type).toBe('arrow_open');
+        });
+
+        it('should handle cross ended edges',function(){
+            var res = p.parse('A--xB;');
+
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
+
+
+            expect(edges[0].type).toBe('arrow_cross');
+        });
+
+        it('should handle open ended edges',function(){
+            var res = p.parse('A--oB;');
+
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
+
+
+            expect(edges[0].type).toBe('arrow_circle');
+        });
+
+        it('should handle text on edges without space',function(){
+            var res = p.parse('A--xB|textNoSpace;');
+
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
+
+
+            expect(edges[0].type).toBe('arrow_cross');
+        });
+
+        it('should handle text on edges with space',function(){
+            var res = p.parse('A--xB|text including space;');
+
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
+
+
+            expect(edges[0].type).toBe('arrow_cross');
+        });
+
+        it('should handle multi-line text',function(){
+            var res = p.parse('A--oB|text space;\nB-->C|more text with space;');
+
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
+
+            expect(edges[0].type).toBe('arrow_circle');
+            expect(edges[1].type).toBe('arrow');
+            expect(vert['A'].id).toBe('A');
+            expect(vert['B'].id).toBe('B');
+            expect(vert['C'].id).toBe('C');
+            expect(edges.length).toBe(2);
+            expect(edges[0].start).toBe('A');
+            expect(edges[0].end).toBe('B');
+            expect(edges[0].text).toBe('text space');
+            expect(edges[1].start).toBe('B');
+            expect(edges[1].end).toBe('C');
+            expect(edges[1].text).toBe('more text with space');
+        });
+
+        it('should handle text in vertices with space',function(){
+            var res = p.parse('A[chimpansen hoppar]-->C;');
+
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
+
+            expect(vert['A'].type).toBe('square');
+            expect(vert['A'].text).toBe('chimpansen hoppar');
+        });
+
+        it('should handle text in vertices with space',function(){
+            var res = p.parse('A(chimpansen hoppar)-->C;');
+
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
+
+            expect(vert['A'].type).toBe('round');
+            expect(vert['A'].text).toBe('chimpansen hoppar');
+        });
+
+        it('should handle text in vertices with space',function(){
+            var res = p.parse('A{chimpansen hoppar}-->C;');
+
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
+
+            expect(vert['A'].type).toBe('diamond');
+            expect(vert['A'].text).toBe('chimpansen hoppar');
+        });
+
+        it('should handle a single node',function(){
+            // Silly but syntactically correct
+            var res = p.parse('A;');
+
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
+
+            expect(edges.length).toBe(0);
+            expect(vert['A'].styles.length).toBe(0);
+        });
+
+        //console.log(p.parse('style Q background:#fff;'));
+        it('should handle styles for vertices',function(){
+            var res = p.parse('style Q background:#fff;');
+
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
+
+            var style = vert['Q'].styles[0];
+
+            expect(vert['Q'].styles.length).toBe(1);
+            expect(vert['Q'].styles[0].background).toBe('#fff');
+        });
+        it('should handle multiple styles for a vortex',function(){
+            var res = p.parse('style R background:#fff,border:1px solid red;');
+
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
+
+            expect(vert['R'].styles.length).toBe(2);
+            expect(vert['R'].styles[0].background).toBe('#fff');
+            expect(vert['R'].styles[1].border).toBe('1px solid red');
+        });
+
+        it('should handle multiple styles in a graph',function(){
+            var res = p.parse('style S background:#aaa;\nstyle T background:#bbb,border:1px solid red;');
+
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
+
+            expect(vert['S'].styles.length).toBe(1);
+            expect(vert['T'].styles.length).toBe(2);
+            expect(vert['S'].styles[0].background).toBe('#aaa');
+            expect(vert['T'].styles[0].background).toBe('#bbb');
+            expect(vert['T'].styles[1].border).toBe('1px solid red');
+        });
+
+        it('should handle styles and graph definitons in a graph',function(){
+            var res = p.parse('S-->T;\nstyle S background:#aaa;\nstyle T background:#bbb,border:1px solid red;');
+
+            var vert = p.yy.getVertices();
+            var edges = p.yy.getEdges();
+
+            expect(vert['S'].styles.length).toBe(1);
+            expect(vert['T'].styles.length).toBe(2);
+            expect(vert['S'].styles[0].background).toBe('#aaa');
+            expect(vert['T'].styles[0].background).toBe('#bbb');
+            expect(vert['T'].styles[1].border).toBe('1px solid red');
+        });
+
+        //console.log(p.parse('style S background:#aaa;\nstyle T background:#bbb,border:1px solid red;'));
     });
 
 });

src/parser/scope.js

@@ -1,18 +0,0 @@
-/**
- * Created by knut on 14-11-03.
- */
-define('parser/scope',function() {
-    var scope = {
-        addVertex: function (id, text, type, style) {
-            console.log('Got node ' + id + ' ' + type + ' ' + text + ' styles: ' + JSON.stringify(style));
-        },
-        addLink: function (start, end, type, linktext) {
-            console.log('Got link from ' + start + ' to ' + end + ' type:' + type.type + ' linktext:' + linktext);
-        },
-        getLinks: function () {
-            return 'apa';
-        }
-    };
-
-    return scope;
-});

src/test.js

@@ -1,30 +0,0 @@
-
-//console.log(p.parse('#fcfcfc'));
-//console.log(p.parse('background: #fcfcfc'));
-//console.log(p.parse('background: black'));
-//
-
-
-/*
-var p = require('./parser/mermaid.js');
-p.parser.yy = require('./parser/scope');
-
-
-console.log(p.parse('A-->B;'));
-console.log(p.parse('A---B;'));
-console.log(p.parse('A--xB;'));
-console.log(p.parse('A--oB|apan;'));
-console.log(p.parse('A--oB|apan hoppar;\nB-->C|apan hoppar vidare;'));
-
-console.log(p.parse('A-->B|apan hoppar;\nB-->C;'));
-console.log(p.parse('A-->B|apan hoppar;'));
-console.log(p.parse('A[chimpansen hoppar]-->C;'));
-console.log(p.parse('A(chimpansen hoppar)-->C;'));
-
-//console.log(p.parse('A{chimpansen hoppar}-->C;'));
-console.log(p.parse('style Q background:#fff;'));
-console.log(p.parse('style R background:#fff,border:1px solid red;'));
-console.log(p.parse('style S background:#aaa;\nstyle T background:#bbb,border:1px solid red;'));
-//console.log(p.parse('A;'));
-
-*/