public void TestDelimitersClause()
{
string templates =
"delimiters \"$\", \"$\"" + newline +
"method(name) ::= <<" + newline +
"$stat(name)$" + newline +
">>" + newline +
"stat(name,value=\"99\") ::= \"x=$value$; // $name$\"" + newline
;
writeFile(tmpdir, "group.stg", templates);
TemplateGroup group = new TemplateGroupFile(tmpdir + "/group.stg");
Template b = group.GetInstanceOf("method");
b.Add("name", "foo");
string expecting = "x=99; // foo";
string result = b.Render();
Assert.AreEqual(expecting, result);
}
public void TestDictKeyLookupViaTemplate()
{
// Make sure we try rendering stuff to string if not found as regular object
string templates =
"typeInit ::= [\"int\":{0<w>}, \"float\":{0.0<w>}] " + newline +
"var(type,w,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("w", "L");
st.Add("type", new Template("int"));
st.Add("name", "x");
string expecting = "int x = 0L;";
string result = st.Render();
Assert.AreEqual(expecting, result);
}
public void TestLineDoesNotWrapDueToLiteral()
{
string templates =
"m(args,body) ::= <<[TestMethod] public voidfoo(<args; wrap=\"\\n\",separator=\", \">) throws Ick { <body> }>>" + newline;
writeFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
Template a = group.GetInstanceOf("m");
a.Add("args",
new string[] { "a", "b", "c" });
a.Add("body", "i=3;");
// make it wrap because of ") throws Ick { " literal
int n = "[TestMethod] public voidfoo(a, b, c".Length;
string expecting =
"[TestMethod] public voidfoo(a, b, c) throws Ick { i=3; }";
Assert.AreEqual(expecting, a.Render(n));
}
public void TestListAsTemplateArgument()
{
string templates =
"test(names,phones) ::= \"<foo([names,phones])>\"" + newline +
"foo(items) ::= \"<items:{a | *<a>*}>\"" + newline
;
writeFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
Template e = group.GetInstanceOf("test");
e.Add("names", "Ter");
e.Add("names", "Tom");
e.Add("phones", "1");
e.Add("phones", "2");
string expecting = "*Ter**Tom**1**2*";
string result = e.Render();
Assert.AreEqual(expecting, result);
}
public void TestInstanceofRenderer()
{
string templates =
"numberThing(x,y,z) ::= \"numbers: <x>, <y>; <z>\"\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("numberThing");
st.Add("x", -2100);
st.Add("y", 3.14159);
st.Add("z", "hi");
string expecting = "numbers: -2100, 3.14159; hi";
string result = st.Render();
Assert.AreEqual(expecting, result);
}
public void TestLineWrapLastCharIsNewline()
{
string templates =
"duh(chars) ::= <<" + newline +
"<chars; wrap=\"\\n\"\\>" + newline +
">>" + newline;
writeFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
Template a = group.GetInstanceOf("duh");
a.Add("chars", new string[] { "a", "b", "\n", "d", "e" });
// don't do \n if it's last element anyway
string expecting =
"ab" + Environment.NewLine +
"de";
Assert.AreEqual(expecting, a.Render(3));
}
public void TestLocaleWithNumberRenderer()
{
//string templates = "foo(x,y) ::= << <x; format=\"%,d\"> <y; format=\"%,2.3f\"> >>\n";
string templates = "foo(x,y) ::= << <x; format=\"{0:#,#}\"> <y; format=\"{0:0.000}\"> >>\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 ' ' (ASCII 160) for ',' and ',' for '.'
string expecting = " -2 100 3,142 "; // Ê
string result = st.Render(new CultureInfo("pl"));
Assert.AreEqual(expecting, result);
}
public void TestDictionaryBehaviorEmptyList()
{
string templates =
"d ::= [\n" +
" \"x\" : [],\n"+
" default : false,\n"+
"]\n" +
"\n" +
"t() ::= <<\n" +
"<d.(\"x\")><if(d.(\"x\"))>+<else>-<endif>\n" +
">>\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(tmpdir + Path.DirectorySeparatorChar + "t.stg");
Template st = group.GetInstanceOf("t");
string expected = "-";
string result = st.Render();
Assert.AreEqual(expected, result);
}
public void TestStringRendererWithTemplateInclude_cap()
{
// must toString the t() ref before applying format
string templates =
"foo(x) ::= << <(t()); format=\"cap\"> >>\n" +
"t() ::= <<ack>>\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
//Interpreter.trace = true;
group.RegisterRenderer(typeof(string), new StringRenderer());
Template st = group.GetInstanceOf("foo");
st.Add("x", "hi");
string expecting = " Ack ";
string result = st.Render();
Assert.AreEqual(expecting, result);
}
public void TestDefaultArgumentAsTemplate2()
{
string templates =
"method(name,size) ::= <<" + newline +
"<stat(name)>" + newline +
">>" + newline +
"stat(name,value={ [<name>] }) ::= \"x=<value>; // <name>\"" + newline
;
writeFile(tmpdir, "group.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "group.stg"));
Template b = group.GetInstanceOf("method");
b.Add("name", "foo");
b.Add("size", "2");
string expecting = "x=[foo] ; // foo"; // won't see ' ' after '=' since it's an indent not simple string
string result = b.Render();
//System.err.println("result='"+result+"'");
Assert.AreEqual(expecting, result);
}
public void TestSubtemplateAsDefaultArg()
{
string templates =
"t(x,y={<x:{s|<s><s>}>}) ::= <<\n" +
"x: <x>\n" +
"y: <y>\n" +
">>" + newline
;
writeFile(tmpdir, "group.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "group.stg"));
Template b = group.GetInstanceOf("t");
b.Add("x", "a");
string expecting =
"x: a" + newline +
"y: aa";
string result = b.Render();
Assert.AreEqual(expecting, result);
}
public void VisualizerTestDefaultArgumentTemplate()
{
string templates =
"main() ::= <<\n" +
"<f(p=\"x\")>*<f(p=\"y\")>\n" +
">>\n" +
"\n" +
"f(p,q={<({a<p>})>}) ::= <<\n" +
"-<q>-\n" +
">>";
writeFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.TrackCreationEvents = true;
Template template = group.GetInstanceOf("main");
string result = template.Render();
Assert.AreEqual("-ax-*-ay-", result);
template.Visualize();
}
public void TestImportStatementWithFile()
{
string dir = tmpdir;
string groupFile =
"import \"" + dir + "/group2.stg\"\n" +
"a() ::= \"g1 a\"\n" +
"b() ::= \"<c()>\"\n";
writeFile(dir, "group1.stg", groupFile);
groupFile =
"c() ::= \"g2 c\"\n";
writeFile(dir, "group2.stg", groupFile);
TemplateGroup group1 = new TemplateGroupFile(dir + "/group1.stg");
Template st = group1.GetInstanceOf("c"); // should see c()
string expected = "g2 c";
string result = st.Render();
Assert.AreEqual(expected, result);
}
public void TestSimpleIndentOfAttributeList()
{
string templates =
"list(names) ::= <<" +
" <names; separator=\"\\n\">" + newline +
">>" + newline;
writeFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
Template t = group.GetInstanceOf("list");
t.Add("names", "Terence");
t.Add("names", "Jim");
t.Add("names", "Sriram");
string expecting =
" Terence" + newline +
" Jim" + newline +
" Sriram";
Assert.AreEqual(expecting, t.Render());
}
public void TestLineWrapCharAfterWrapIsNewline()
{
string templates =
"duh(chars) ::= <<<chars; wrap=\"\\n\"\\>>>" + newline;
writeFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
Template a = group.GetInstanceOf("duh");
a.Add("chars", new string[] { "a", "b", "c", "\n", "d", "e" });
// Once we wrap, we must dump chars as we see them. A newline right
// after a wrap is just an "unfortunate" event. People will expect
// a newline if it's in the data.
string expecting =
"abc" + Environment.NewLine +
"" + Environment.NewLine +
"de";
Assert.AreEqual(expecting, a.Render(3));
}
public void TestEmbeddedSubtemplate()
{
// fix so we ignore inside {...}
string dir = tmpdir;
string groupFile =
"a() ::= <<\n" +
"[\n" +
" <{\n" +
" bar\n" +
" }>\n" +
"]\n" +
">>\n";
writeFile(dir, "group.stg", groupFile);
TemplateGroup group = new TemplateGroupFile(Path.Combine(dir, "group.stg"));
Template st = group.GetInstanceOf("a");
string expected = "[" + newline + " bar" + newline + "]";
string result = st.Render();
Assert.AreEqual(expected, result);
}
public void TestIndentBeyondLineWidth()
{
string templates =
"duh(chars) ::= << <chars; wrap=\"\\n\"\\>>>" + newline;
writeFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
Template a = group.GetInstanceOf("duh");
a.Add("chars", new string[] { "a", "b", "c", "d", "e" });
//
string expecting =
" a" + Environment.NewLine +
" b" + Environment.NewLine +
" c" + Environment.NewLine +
" d" + Environment.NewLine +
" e";
Assert.AreEqual(expecting, a.Render(2));
}
public void TestUndefinedAttr()
{
ErrorBuffer errors = new ErrorBuffer();
string templates =
"t() ::= \"<u()>\"\n" +
"u() ::= \"<x>\"\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(tmpdir + "/" + "t.stg");
group.Listener = errors;
group.Debug = true;
Template 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 TestUnknownRegionDefError()
{
string dir = tmpdir;
string g =
"a() ::= <<\n" +
"X<@r()>Y" +
">>\n" +
"@a.q() ::= \"foo\"" + newline;
ITemplateErrorListener errors = new ErrorBuffer();
writeFile(dir, "g.stg", g);
TemplateGroupFile group = new TemplateGroupFile(Path.Combine(dir, "g.stg"));
group.Listener = errors;
Template st = group.GetInstanceOf("a");
st.Render();
string result = errors.ToString();
string expecting = "g.stg 3:3: template a doesn't have a region called q" + newline;
Assert.AreEqual(expecting, 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) ::= \"<if(!x)>n/a<else><x><endif>\"" + newline;
writeFile(tmpdir, "g.stg", templates);
TemplateGroup group = new TemplateGroupFile(tmpdir + "/g.stg");
Template 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 TestAccessDictionaryFromAnonymousTemplateInRegion()
{
string dir = tmpdir;
string g =
"a() ::= <<[<@r()>]>>\n" +
"@a.r() ::= <<\n" +
"<[\"foo\",\"a\"]:{x|<if(values.(x))><x><endif>}>\n" +
">>\n" +
"values ::= [\n" +
" \"a\":false,\n" +
" default:true\n" +
"]\n";
writeFile(dir, "g.stg", g);
TemplateGroup group = new TemplateGroupFile(Path.Combine(dir, "g.stg"));
Template st = group.GetInstanceOf("a");
string expected = "[foo]";
string result = st.Render();
Assert.AreEqual(expected, result);
}
public void TestDefineRegionInSubgroup()
{
string dir = tmpdir;
string g1 = "a() ::= <<[<@r()>]>>\n";
writeFile(dir, "g1.stg", g1);
string g2 = "@a.r() ::= <%\n" +
" foo\n\n\n"+
"%>\n";
writeFile(dir, "g2.stg", g2);
TemplateGroup group1 = new TemplateGroupFile(Path.Combine(dir, "g1.stg"));
TemplateGroup group2 = new TemplateGroupFile(Path.Combine(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 TestUnknownNamedArg()
{
string dir = tmpdir;
string groupFile =
"f(x,y) ::= \"<x><y>\"\n" +
"g() ::= \"<f(x={a},z={b})>\"";
//012345678901234567
writeFile(dir, "group.stg", groupFile);
TemplateGroupFile group = new TemplateGroupFile(Path.Combine(dir, "group.stg"));
ErrorBuffer errors = new ErrorBuffer();
group.Listener = errors;
Template st = group.GetInstanceOf("g");
st.Render();
string expected = "context [/g] 1:1 attribute z isn't defined" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestIndentedExpr()
{
string templates =
"duh(chars) ::= <<" + newline +
" <chars; wrap=\"\\n\">" + newline +
">>" + newline;
writeFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
Template a = group.GetInstanceOf("duh");
a.Add("chars", new string[] { "a", "b", "c", "d", "e" });
//
string expecting =
" ab" + Environment.NewLine +
" cd" + Environment.NewLine +
" e";
// width=4 spaces + 2 char.
Assert.AreEqual(expecting, a.Render(6));
}
public void TestFalseCondWithFormalArgs()
{
// insert of indent instr was not working; ok now
string dir = tmpdir;
string groupFile =
"a(scope) ::= <<\n" +
"foo\n" +
" <if(scope)>oops<endif>\n" +
"bar\n" +
">>\n";
writeFile(dir, "group.stg", groupFile);
TemplateGroupFile group = new TemplateGroupFile(dir + "/group.stg");
Template st = group.GetInstanceOf("a");
st.impl.Dump();
string expected = "foo" + newline +
"bar";
string result = st.Render();
Assert.AreEqual(expected, result);
}
public void TestSoleArgUsingApplySyntax()
{
ErrorBuffer errors = new ErrorBuffer();
string templates =
"t() ::= \"<{9}:u()>\"\n" +
"u(x,y) ::= \"<x>\"\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.Listener = errors;
Template st = group.GetInstanceOf("t");
string expected = "9";
string result = st.Render();
Assert.AreEqual(expected, result);
expected = "context [/t] 1:5 passed 1 arg(s) to template /u with 2 declared arg(s)" + newline;
result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestDictKeyLookupAsNonToStringableObject()
{
// Make sure we try rendering stuff to string if not found as regular object
string templates =
"foo(m,k) ::= \"<m.(k)>\"" + newline
;
writeFile(tmpdir, "test.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "test.stg"));
Template st = group.GetInstanceOf("foo");
IDictionary <HashableUser, string> m = new Dictionary <HashableUser, string>();
m[new HashableUser(99, "parrt")] = "first";
m[new HashableUser(172036, "tombu")] = "second";
m[new HashableUser(391, "sriram")] = "third";
st.Add("m", m);
st.Add("k", new HashableUser(172036, "tombu"));
string expecting = "second";
string result = st.Render();
Assert.AreEqual(expecting, result);
}
public void TestWeCanResetAdaptorCacheInvalidatedUponAdaptorReset()
{
string templates =
"foo(x) ::= \"<x.id>: <x.name>\"\n";
writeFile(tmpdir, "foo.stg", templates);
TemplateGroup group = new TemplateGroupFile(tmpdir + "/foo.stg");
group.RegisterModelAdaptor(typeof(User), new UserAdaptor());
group.GetModelAdaptor(typeof(User)); // get User, SuperUser into cache
group.GetModelAdaptor(typeof(SuperUser));
group.RegisterModelAdaptor(typeof(User), new UserAdaptorConst());
// cache should be reset so we see new adaptor
Template st = group.GetInstanceOf("foo");
st.Add("x", new User(100, "parrt"));
string expecting = "const id value: const name value"; // sees UserAdaptorConst
string result = st.Render();
Assert.AreEqual(expecting, result);
}
public void TestLineWrapWithDiffAnchor()
{
string templates =
"array(values) ::= <<int[] a = { <{1,9,2,<values; wrap, separator=\",\">}; anchor> };>>" + newline;
writeFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
Template a = group.GetInstanceOf("array");
a.Add("values",
new int[] { 3, 9, 20, 2, 1, 4, 6, 32, 5, 6, 77, 888, 2, 1, 6, 32, 5, 6, 77,
4, 9, 20, 2, 1, 4, 63, 9, 20, 2, 1, 4, 6 });
string expecting =
"int[] a = { 1,9,2,3,9,20,2,1,4," + Environment.NewLine +
" 6,32,5,6,77,888,2," + Environment.NewLine +
" 1,6,32,5,6,77,4,9," + Environment.NewLine +
" 20,2,1,4,63,9,20,2," + Environment.NewLine +
" 1,4,6 };";
Assert.AreEqual(expecting, a.Render(30));
}
public void TestImportTemplateFileSameDir()
{
/*
* dir
* group1.stg (that imports c.st)
* c.st
*/
string dir = tmpdir;
string groupFile =
"import \"c.st\"\n" +
"a() ::= \"g1 a\"\n" +
"b() ::= \"<c()>\"\n";
writeFile(dir, "group1.stg", groupFile);
writeFile(dir, "c.st", "c() ::= \"c\"\n");
TemplateGroup group1 = new TemplateGroupFile(Path.Combine(dir, "group1.stg"));
Template st = group1.GetInstanceOf("c"); // should see c()
string expected = "c";
string result = st.Render();
Assert.AreEqual(expected, result);
}