1 files changed, 57 insertions, 0 deletions
diff --git a/tikzit/src/test/testtikzoutput.cpp b/tikzit/src/test/testtikzoutput.cpp
index 8b14bd3..f086786 100644
--- a/tikzit/src/test/testtikzoutput.cpp
+++ b/tikzit/src/test/testtikzoutput.cpp
@@ -1,8 +1,12 @@
 #include "testtikzoutput.h"
 #include "graphelementproperty.h"
 #include "graphelementdata.h"
+#include "graph.h"
+#include "tikzgraphassembler.h"
 
 #include <QTest>
+#include <QRectF>
+#include <QPointF>
 
 void TestTikzOutput::escape()
 {
@@ -38,3 +42,56 @@ void TestTikzOutput::data()
     d.unsetAtom("bar");
     QVERIFY(d.tikz() == "");
 }
+
+void TestTikzOutput::graphEmpty()
+{
+    Graph *g = new Graph();
+
+    QString tikz =
+    "\\begin{tikzpicture}\n"
+    "\\end{tikzpicture}\n";
+    QVERIFY(g->tikz() == tikz);
+
+    delete g;
+}
+
+void TestTikzOutput::graphFromTikz()
+{
+    Graph *g = new Graph();
+    TikzGraphAssembler ga(g);
+
+    QString tikz =
+    "\\begin{tikzpicture}\n"
+    "\t\\path [use as bounding box] (-1.5,-1.5) rectangle (1.5,1.5);\n"
+    "\t\\begin{pgfonlayer}{nodelayer}\n"
+    "\t\t\\node [style=white dot] (0) at (-1, -1) {};\n"
+    "\t\t\\node [style=white dot] (1) at (0, 1) {};\n"
+    "\t\t\\node [style=white dot] (2) at (1, -1) {};\n"
+    "\t\\end{pgfonlayer}\n"
+    "\t\\begin{pgfonlayer}{edgelayer}\n"
+    "\t\t\\draw [style=diredge] (1) to (2);\n"
+    "\t\t\\draw [style=diredge] (2.center) to (0);\n"
+    "\t\t\\draw [style=diredge] (0) to ();\n"
+    "\t\\end{pgfonlayer}\n"
+    "\\end{tikzpicture}\n";
+    bool res = ga.parse(tikz);
+    QVERIFY2(res, "parsed successfully");
+    QVERIFY2(g->tikz() == tikz, "produced matching tikz");
+
+    delete g;
+}
+
+void TestTikzOutput::graphBbox()
+{
+    Graph *g = new Graph();
+    g->setBbox(QRectF(QPointF(-0.75, -0.5), QPointF(0.25, 1)));
+
+    QString tikz =
+    "\\begin{tikzpicture}\n"
+    "\t\\path [use as bounding box] (-0.75,-0.5) rectangle (0.25,1);\n"
+    "\\end{tikzpicture}\n";
+    QVERIFY(g->tikz() == tikz);
+
+
+    delete g;
+}