public void TestDictDefaultIsDefaultString()
{
string templates =
"map ::= [default: \"default\"] " + newline +
"t() ::= << <map.(\"1\")> >>" + newline
;
WriteFile(tmpdir, "test.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "test.stg"));
Template st = group.GetInstanceOf("t");
string expecting = " default ";
string result = st.Render();
Assert.AreEqual(expecting, result);
}
public void TestDefineRegionInSameGroup()
{
string dir = GetRandomDir();
string g = "a() ::= <<[<@r()>]>>\n" +
"@a.r() ::= <<foo>>\n";
WriteFile(dir, "g.stg", g);
TemplateGroup group = new TemplateGroupFile(dir + "/g.stg");
Template st = group.GetInstanceOf("a");
string expected = "[foo]";
string result = st.Render();
Assert.AreEqual(expected, result);
}
public void TestCantDefineEmbeddedRegionAgain()
{
string dir = GetRandomDir();
string g = "a() ::= <<[<@r>foo<@end>]>>\n" +
"@a.r() ::= <<bar>>\n"; // error; dup
WriteFile(dir, "g.stg", g);
TemplateGroup group = new TemplateGroupFile(Path.Combine(dir, "g.stg"));
ErrorBuffer errors = new ErrorBuffer();
ErrorManager.ErrorListener = errors;
group.Load();
string expected = "2:3: region a.r is embedded and thus already implicitly defined" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestDictDefaultValue()
{
string templates =
"typeInit ::= [\"int\":\"0\", default:\"null\"] " + newline +
"var(type,name) ::= \"<type> <name> = <typeInit.(type)>;\"" + newline
;
WriteFile(tmpdir, "test.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "test.stg"));
Template st = group.GetInstanceOf("var");
st.Add("type", "UserRecord");
st.Add("name", "x");
string expecting = "UserRecord x = null;";
string result = st.Render();
Assert.AreEqual(expecting, result);
}
public void TestDictDefaultStringAsKey()
{
string templates =
"typeInit ::= [\"default\":\"foo\"] " + newline +
"var(type,name) ::= \"<type> <name> = <typeInit.(type)>;\"" + newline
;
WriteFile(tmpdir, "test.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "test.stg"));
Template st = group.GetInstanceOf("var");
st.Add("type", "default");
st.Add("name", "x");
string expecting = "default x = foo;";
string result = st.Render();
Assert.AreEqual(expecting, result);
}
public void TestArg()
{
String templates =
"foo(a,) ::= << >>\n";
WriteFile(tmpdir, "t.stg", templates);
STGroup group = null;
var errors = new ErrorBuffer();
group = new STGroupFile(Path.Combine(tmpdir, "t.stg"));
ErrorManager.ErrorListener = errors;
group.Load(); // force load
String expected = "t.stg 1:6: missing ID at ')'" + newline;
String result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestNumberRendererWithPrintfFormat()
{
string templates =
"foo(x,y) ::= << <x; format=\"F0\"> <y; format=\"0.000\"> >>\n";
WriteFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.RegisterRenderer(typeof(int), new NumberRenderer());
group.RegisterRenderer(typeof(double), new NumberRenderer());
Template st = group.GetInstanceOf("foo");
st.Add("x", -2100);
st.Add("y", 3.14159);
string expecting = " -2100 3.142 ";
string result = st.Render();
Assert.AreEqual(expecting, result);
}
public void TestDefineRegionInSubgroup()
{
string dir = GetRandomDir();
string g1 = "a() ::= <<[<@r()>]>>\n";
WriteFile(dir, "g1.stg", g1);
string g2 = "@a.r() ::= <<foo>>\n";
WriteFile(dir, "g2.stg", g2);
TemplateGroup group1 = new TemplateGroupFile(dir + "/g1.stg");
TemplateGroup group2 = new TemplateGroupFile(dir + "/g2.stg");
group2.ImportTemplates(group1); // define r in g2
Template st = group2.GetInstanceOf("a");
string expected = "[foo]";
string result = st.Render();
Assert.AreEqual(expected, result);
}
public void TestAttribute()
{
String templates =
"t(x) ::= << <x> >>" + newline;
WriteFile(tmpdir, "t.stg", templates);
STGroup group = new STGroupFile(tmpdir + "/" + "t.stg");
group.Debug = true;
DebugTemplate template = (DebugTemplate)group.GetInstanceOf("t");
IList<InterpEvent> events = template.GetEvents();
String expected =
"[EvalExprEvent{self=t(),start=0,stop=-1,expr=<x>}," +
" EvalExprEvent{self=t(),start=0,stop=0,expr= }," +
" EvalTemplateEvent{self=t(),start=0,stop=0}]";
String result = ((IList)events).ToElementString();
Assert.AreEqual(expected, result);
}
public void TestLocaleWithNumberRenderer()
{
string templates =
"foo(x,y) ::= << <x; format=\"N0\"> <y; format=\"0.000\"> >>\n";
WriteFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.RegisterRenderer(typeof(int), new NumberRenderer());
group.RegisterRenderer(typeof(double), new NumberRenderer());
Template st = group.GetInstanceOf("foo");
st.Add("x", -2100);
st.Add("y", 3.14159);
// Polish uses ' ' for ',' and ',' for '.'
string expecting = " -2 100 3,142 ";
string result = st.Render(CultureInfo.GetCultureInfo("pl-PL"));
Assert.AreEqual(expecting, result);
}
public void TestHiddenPropertyNotError()
{
ErrorBuffer errors = new ErrorBuffer();
ErrorManager.ErrorListener = errors;
String templates =
"t(u) ::= \"<u.name>\"" + newline;
WriteFile(tmpdir, "t.stg", templates);
STGroup group = new STGroupFile(Path.Combine(tmpdir, "t.stg"));
ST st = group.GetInstanceOf("t");
st.Add("u", new UserHiddenName("parrt"));
st.Render();
String expected = "";
String result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestSoleArgUsingApplySyntax()
{
ErrorBuffer errors = new ErrorBuffer();
ErrorManager.ErrorListener = errors;
String templates =
"t() ::= \"<{9}:u()>\"\n" +
"u(x,y) ::= \"<x>\"\n";
WriteFile(tmpdir, "t.stg", templates);
STGroup group = new STGroupFile(Path.Combine(tmpdir, "t.stg"));
ST st = group.GetInstanceOf("t");
String expected = "9";
String result = st.Render();
Assert.AreEqual(expected, result);
expected = "context [t] 1:1 expecting single arg in template reference u() (not 2 args)" + newline;
result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestPassUnknownAttr()
{
String templates =
"t() ::= \"<u(x={Ter})>\"\n" +
"u(y) ::= <<hi <x>!>>\n";
ErrorBuffer errors = new ErrorBuffer();
ErrorManager.ErrorListener = errors;
WriteFile(tmpdir, "t.stg", templates);
STGroup group = new STGroupFile(Path.Combine(tmpdir, "t.stg"));
ST st = group.GetInstanceOf("t");
String expected = "hi Ter!";
String result = st.Render();
Assert.AreEqual(expected, result);
// check error now
expected = "context [t u] can't set attribute x; template u has no such attribute" + newline;
result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestMissingSuperTemplate()
{
ErrorBuffer errors = new ErrorBuffer();
ErrorManager.ErrorListener = errors;
String templates =
"t() ::= \"<super.t()>\"" + newline;
WriteFile(tmpdir, "t.stg", templates);
STGroup group = new STGroupFile(Path.Combine(tmpdir, "t.stg"));
String templates2 =
"u() ::= \"blech\"" + newline;
WriteFile(tmpdir, "t2.stg", templates2);
STGroup group2 = new STGroupFile(Path.Combine(tmpdir, "t2.stg"));
group.ImportTemplates(group2);
ST st = group.GetInstanceOf("t");
st.Render();
String expected = "context [t] 1:1 no such template: super.t" + newline;
String result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestDefineRegionInSubgroup2()
{
string dir = GetRandomDir();
string g1 = "a() ::= <<[<@r()>]>>\n";
WriteFile(dir, "g1.stg", g1);
string g2 = "@a.r() ::= <<foo>>>\n";
WriteFile(dir, "g2.stg", g2);
TemplateGroup group1 = new TemplateGroupFile(dir + "/g1.stg");
TemplateGroup group2 = new TemplateGroupFile(dir + "/g2.stg");
group1.ImportTemplates(group2); // opposite of previous; g1 imports g2
Template st = group1.GetInstanceOf("a");
string expected = "[]"; // @a.r implicitly defined in g1; can't see g2's
string result = st.Render();
Assert.AreEqual(expected, result);
}
public void TestReUseOfCat()
{
string templates =
"a(mine,yours) ::= \"<b([mine,yours])>\"" + newline +
"b(x) ::= \"<x>, <x>\"" + newline
;
WriteFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
Template e = group.GetInstanceOf("a");
var mine = new ArrayList();
mine.Add("Ter");
mine.Add("Tom");
e.Add("mine", mine);
var yours = new ArrayList();
yours.Add("Foo");
e.Add("yours", yours);
string expecting = "TerTomFoo, TerTomFoo";
Assert.AreEqual(expecting, e.Render());
}
public void TestNewlineInString()
{
String templates =
"foo() ::= \"\nfoo\"\n";
WriteFile(tmpdir, "t.stg", templates);
STGroup group = null;
var errors = new ErrorBuffer();
group = new STGroupFile(tmpdir + "/" + "t.stg");
ErrorManager.ErrorListener = errors;
group.Load(); // force load
String expected = "t.stg 1:11: \\n in string" + newline;
String result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestParallelAttributeIterationWithDifferentSizesTemplateRefInsideToo()
{
String templates =
"page(names,phones,salaries) ::= " + newline +
" << <names,phones,salaries:{n,p,s | <value(n)>@<value(p)>: <value(s)>}; separator=\", \"> >>" + newline +
"value(x=\"n/a\") ::= \"<x>\"" + newline;
WriteFile(tmpdir, "g.stg", templates);
STGroup group = new STGroupFile(tmpdir + "/g.stg");
ST p = group.GetInstanceOf("page");
p.Add("names", "Ter");
p.Add("names", "Tom");
p.Add("names", "Sriram");
p.Add("phones", "1");
p.Add("phones", "2");
p.Add("salaries", "big");
String expecting = "Ter@1: big, Tom@2: n/a, Sriram@n/a: n/a";
Assert.AreEqual(expecting, p.Render());
}
public void TestRegion()
{
string dir = GetRandomDir();
string groupFile =
"a() ::= <<\n" +
"[<@r()>]\n" +
">>\n";
WriteFile(dir, "group.stg", groupFile);
TemplateGroup group = new TemplateGroupFile(dir + "/group.stg");
Template st = group.GetInstanceOf("a");
string expected = "[]" + newline;
string result = st.Render();
Assert.AreEqual(expected, result);
}
public void TestMap2()
{
String templates =
"d ::= [\"k\":]\n";
WriteFile(tmpdir, "t.stg", templates);
STGroup group = null;
ErrorBuffer errors = new ErrorBuffer();
group = new STGroupFile(tmpdir + "/" + "t.stg");
ErrorManager.ErrorListener = errors;
group.Load(); // force load
String expected = "t.stg 1:11: missing value for key at ']'" + newline;
String result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestTemplateCall()
{
String templates =
"t(x) ::= <<[<u()>]>>\n" +
"u() ::= << <x> >>\n";
WriteFile(tmpdir, "t.stg", templates);
STGroup group = new STGroupFile(tmpdir + "/" + "t.stg");
group.Debug = true;
DebugTemplate template = (DebugTemplate)group.GetInstanceOf("t");
IList<InterpEvent> events = template.GetEvents();
String expected =
"[EvalExprEvent{self=t(),start=0,stop=0,expr=[}," +
" EvalExprEvent{self=u(),start=1,stop=0,expr=<x>}," +
" EvalExprEvent{self=u(),start=1,stop=1,expr= }," +
" EvalTemplateEvent{self=u(),start=1,stop=1}," +
" EvalExprEvent{self=t(),start=1,stop=1,expr=<u()>}," +
" EvalExprEvent{self=t(),start=2,stop=2,expr=]}," +
" EvalTemplateEvent{self=t(),start=0,stop=2}]";
String result = ((IList)events).ToElementString();
Assert.AreEqual(expected, result);
}
public void TestMap3()
{
String templates =
"d ::= [\"k\":{dfkj}}]\n"; // extra }
WriteFile(tmpdir, "t.stg", templates);
STGroup group = null;
ErrorBuffer errors = new ErrorBuffer();
group = new STGroupFile(tmpdir + "/" + "t.stg");
ErrorManager.ErrorListener = errors;
group.Load(); // force load
String expected = "t.stg 1:17: invalid character '}'" + newline;
String result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestUnterminatedString()
{
String templates =
"f() ::= \""; // extra }
WriteFile(tmpdir, "t.stg", templates);
STGroup group = null;
ErrorBuffer errors = new ErrorBuffer();
group = new STGroupFile(tmpdir + "/" + "t.stg");
ErrorManager.ErrorListener = errors;
group.Load(); // force load
String expected =
"t.stg 1:9: unterminated string" + newline +
"t.stg 1:9: missing template at '<EOF>'" + newline;
String result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestParen2()
{
String templates =
"foo) ::= << >>\n" +
"bar() ::= <<bar>>\n";
WriteFile(tmpdir, "t.stg", templates);
STGroup group = null;
var errors = new ErrorBuffer();
group = new STGroupFile(Path.Combine(tmpdir, "t.stg"));
ErrorManager.ErrorListener = errors;
group.Load(); // force load
String expected = "t.stg 1:0: garbled template definition starting at 'foo'" + newline;
String result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestUndefinedArg()
{
ErrorBuffer errors = new ErrorBuffer();
ErrorManager.ErrorListener = errors;
string templates =
"t() ::= \"<u()>\"\n" +
"u() ::= \"<x>\"\n";
WriteFile(tmpdir, "t.stg", templates);
STGroup group = new STGroupFile(Path.Combine(tmpdir, "t.stg"));
group.Debug = true;
ST st = group.GetInstanceOf("t");
st.Render();
String expected = "context [t, u] 1:1 attribute x isn't defined" + newline;
String result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestErrorWithinTemplate()
{
String templates =
"foo(a) ::= \"<a b>\"\n";
WriteFile(tmpdir, "t.stg", templates);
STGroup group = null;
ErrorBuffer errors = new ErrorBuffer();
group = new STGroupFile(Path.Combine(tmpdir, "t.stg"));
ErrorManager.ErrorListener = errors;
group.Load(); // force load
String expected = "1:15: 'b' came as a complete surprise to me" + newline;
String result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestUndefinedArgNoProblemInCompatibilityMode()
{
ErrorBuffer errors = new ErrorBuffer();
ErrorManager.ErrorListener = errors;
ErrorManager.CompatibilityMode = true;
try
{
string templates =
"t() ::= \"<u()>\"\n" +
"u() ::= \"<x>\"\n";
WriteFile(tmpdir, "t.stg", templates);
STGroup group = new STGroupFile(tmpdir + "/" + "t.stg");
ST st = group.GetInstanceOf("t");
st.Render();
String expected = "";
String result = errors.ToString();
Assert.AreEqual(expected, result);
}
finally
{
ErrorManager.CompatibilityMode = false;
}
}
public void TestReUseOfRestResult()
{
string templates =
"a(names) ::= \"<b(rest(names))>\"" + newline +
"b(x) ::= \"<x>, <x>\"" + newline
;
WriteFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
Template e = group.GetInstanceOf("a");
var names = new ArrayList();
names.Add("Ter");
names.Add("Tom");
e.Add("names", names);
string expecting = "Tom, Tom";
Assert.AreEqual(expecting, e.Render());
}
public void TestMissingEmbeddedTemplate()
{
ErrorBuffer errors = new ErrorBuffer();
ErrorManager.ErrorListener = errors;
String templates =
"t() ::= \"<foo()>\"" + newline;
WriteFile(tmpdir, "t.stg", templates);
STGroup group = new STGroupFile(Path.Combine(tmpdir, "t.stg"));
ST st = group.GetInstanceOf("t");
st.Render();
String expected = "context [t] 1:0 no such template: foo" + newline;
String result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestMissingTemplate()
{
String templates =
"foo() ::= \n";
WriteFile(tmpdir, "t.stg", templates);
STGroup group = null;
ITemplateErrorListener errors = new ErrorBuffer();
group = new STGroupFile(Path.Combine(tmpdir, "t.stg"));
ErrorManager.ErrorListener = errors;
group.Load(); // force load
String expected = "t.stg 2:0: missing template at '<EOF>'" + newline;
String result = errors.ToString();
Assert.AreEqual(expected, result);
}