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//
// parser.m
// TikZiT
//
// Copyright 2010 Aleks Kissinger. All rights reserved.
//
//
// This file is part of TikZiT.
//
// TikZiT is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// TikZiT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with TikZiT. If not, see <http://www.gnu.org/licenses/>.
//
#import "test/test.h"
#import "TikzGraphAssembler.h"
#ifdef STAND_ALONE
void runTests() {
#else
void testParser() {
#endif
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
startTestBlock(@"parser");
[TikzGraphAssembler setup];
NodeStyle *rn = [NodeStyle defaultStyleWithName:@"rn"];
NSArray *styles = [NSArray arrayWithObject:rn];
NSString *tikz =
@"\\begin{tikzpicture}[dotpic]"
@" \\begin{pgfonlayer}{foo}" //ignored
@" \\node [style=rn] (0) at (-2,3.4) {stuff{$\\alpha$ in here}};"
@" \\node (b) at (1,1) {};"
@" \\end{pgfonlayer}" //ignored
@" \\draw [bend right=20] (0) to node[tick]{-} (b.center);"
@"\\end{tikzpicture}";
TikzGraphAssembler *ga = [[TikzGraphAssembler alloc] init];
TEST(@"Parsing TikZ", [ga parseTikz:tikz]);
Graph *g = [ga graph];
TEST(@"Graph is non-nil", g != nil);
TEST(@"Graph has correct number of nodes", [[g nodes] count]==2);
TEST(@"Graph has correct number of edges", [[g edges] count]==1);
NSEnumerator *en = [[g nodes] objectEnumerator];
Node *n;
Node *n1, *n2;
while ((n=[en nextObject])) {
[n attachStyleFromTable:styles];
if ([n style] == rn) n1 = n;
else if ([n style] == nil) n2 = n;
}
TEST(@"Styles attached correctly", n1!=nil && n2!=nil);
TEST(@"Nodes labeled correctly",
[[n1 label] isEqualToString:@"stuff{$\\alpha$ in here}"] &&
[[n2 label] isEqualToString:@""]
);
Edge *e1 = [[[g edges] objectEnumerator] nextObject];
TEST(@"Edge has edge node", [e1 edgeNode]!=nil);
TEST(@"Edge node labeled correctly", [[[e1 edgeNode] label] isEqualToString:@"-"]);
NSString *sty = [[[[[e1 edgeNode] data] atoms] objectEnumerator] nextObject];
TEST(@"Edge node styled correctly", sty!=nil && [sty isEqualToString:@"tick"]);
endTestBlock(@"parser");
[pool drain];
}
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