public void TestUnloadingGroupFile()
{
string dir = tmpdir;
string a =
"a(x) ::= <<foo>>\n" +
"b() ::= <<bar>>\n";
writeFile(dir, "a.stg", a);
TemplateGroup group = new TemplateGroupFile(dir + "/a.stg");
group.Load(); // force load
Template st = group.GetInstanceOf("a");
int originalHashCode = RuntimeHelpers.GetHashCode(st);
group.Unload(); // blast cache
st = group.GetInstanceOf("a");
int newHashCode = RuntimeHelpers.GetHashCode(st);
Assert.AreEqual(originalHashCode == newHashCode, false); // diff objects
string expected = "foo";
string result = st.Render();
Assert.AreEqual(expected, result);
st = group.GetInstanceOf("b");
expected = "bar";
result = st.Render();
Assert.AreEqual(expected, result);
}
public void TestCantDefineEmbeddedRegionAgainInTemplate()
{
string dir = tmpdir;
string g =
"a() ::= <<\n" +
"[\n" +
"<@r>foo<@end>\n" +
"<@r()>\n" +
"]\n" +
">>\n"; // error; dup
writeFile(dir, "g.stg", g);
TemplateGroupFile group = new TemplateGroupFile(Path.Combine(dir, "g.stg"));
ErrorBuffer errors = new ErrorBuffer();
group.Listener = errors;
group.Load();
Assert.AreEqual(0, errors.Errors.Count);
Template template = group.GetInstanceOf("a");
string expected =
"[" + newline +
"foo" + newline +
"foo" + newline +
"]";
string result = template.Render();
Assert.AreEqual(expected, result);
}
public void TestEmptyDictionary()
{
string templates =
"d ::= []\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group = null;
ErrorBuffer errors = new ErrorBuffer();
group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.Listener = errors;
group.Load(); // force load
Assert.AreEqual(0, errors.Errors.Count);
}
public void TestValidButOutOfPlaceChar()
{
string templates =
"foo() ::= <<hi <.> mom>>\n";
writeFile(tmpdir, "t.stg", templates);
ITemplateErrorListener errors = new ErrorBuffer();
TemplateGroupFile group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.Listener = errors;
group.Load(); // force load
string expected = "t.stg 1:15: doesn't look like an expression" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestMissingRegionName()
{
string dir = tmpdir;
string g = "@t.() ::= \"\"\n";
writeFile(dir, "g.stg", g);
TemplateGroupFile group = new TemplateGroupFile(Path.Combine(dir, "g.stg"));
ErrorBuffer errors = new ErrorBuffer();
group.Listener = errors;
group.Load();
string expected = "g.stg 1:3: missing ID at '('" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestNestedDefaultValueTemplate()
{
string templates =
"t(a={x | <x:{y|<y>}>}) ::= \"ick\"" + Environment.NewLine;
writeFile(tmpdir, "t.stg", templates);
TemplateGroup group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.Load();
string expected =
"t(a={x | <x:{y|<y>}>}) ::= <<" + Environment.NewLine +
"ick" + Environment.NewLine +
">>" + Environment.NewLine;
string result = group.Show();
Assert.AreEqual(expected, result);
}
public void TestErrorInNestedTemplate()
{
string templates =
"foo() ::= \"hi <name:{[<aaa.bb!>]}> mom\"\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group;
ITemplateErrorListener errors = new ErrorBuffer();
group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.Listener = errors;
group.Load(); // force load
string expected = "t.stg 1:29: mismatched input '!' expecting RDELIM" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestValidButOutOfPlaceCharOnDifferentLine()
{
string templates =
"foo() ::= \"hi <\n" +
".> mom\"\n";
writeFile(tmpdir, "t.stg", templates);
ErrorBuffer errors = new ErrorBuffer();
TemplateGroupFile group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.Listener = errors;
group.Load(); // force load
string expected = "[t.stg 1:15: \\n in string, t.stg 1:14: doesn't look like an expression]";
string result = errors.Errors.ToListString();
Assert.AreEqual(expected, result);
}
public void TestCantDefineEmbeddedRegionAgain()
{
string dir = tmpdir;
string g = "a() ::= <<[<@r>foo<@end>]>>\n" +
"@a.r() ::= <<bar>>\n"; // error; dup
writeFile(dir, "g.stg", g);
TemplateGroupFile group = new TemplateGroupFile(Path.Combine(dir, "g.stg"));
ErrorBuffer errors = new ErrorBuffer();
group.Listener = errors;
group.Load();
string expected = "g.stg 2:3: region a.r is embedded and thus already implicitly defined" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestDupDef()
{
string dir = tmpdir;
string groupFile =
"b() ::= \"bar\"\n" +
"b() ::= \"duh\"\n";
writeFile(dir, "group.stg", groupFile);
ITemplateErrorListener errors = new ErrorBuffer();
TemplateGroupFile group = new TemplateGroupFile(Path.Combine(dir, "group.stg"));
group.Listener = errors;
group.Load();
string expected = "group.stg 2:0: redefinition of template b" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestEOFInExpr2()
{
string templates =
"foo() ::= \"hi <name:{x|[<aaa.bb>]}\"\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group;
ITemplateErrorListener errors = new ErrorBuffer();
group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.Listener = errors;
group.Load(); // force load
string expected = "t.stg 1:34: premature EOF" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestMissingTemplate()
{
string templates =
"foo() ::= \n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group = null;
ITemplateErrorListener errors = new ErrorBuffer();
group = new TemplateGroupFile(tmpdir + "/" + "t.stg");
group.Listener = errors;
group.Load(); // force load
string expected = "t.stg 2:0: missing template at '<EOF>'" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestMap3()
{
string templates =
"d ::= [\"k\":{dfkj}}]\n"; // extra }
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group = null;
ErrorBuffer errors = new ErrorBuffer();
group = new TemplateGroupFile(tmpdir + "/" + "t.stg");
group.Listener = errors;
group.Load(); // force load
string expected = "[t.stg 1:17: invalid character '}']";
string result = errors.Errors.ToListString();
Assert.AreEqual(expected, result);
}
public void TestUnterminatedString()
{
string templates =
"f() ::= \""; // extra }
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group = null;
ErrorBuffer errors = new ErrorBuffer();
group = new TemplateGroupFile(tmpdir + "/" + "t.stg");
group.Listener = errors;
group.Load(); // force load
string expected = "[t.stg 1:9: unterminated string, t.stg 1:9: missing template at '<EOF>']";
string result = errors.Errors.ToListString();
Assert.AreEqual(expected, result);
}
public void TestErrorWithinTemplate()
{
string templates =
"foo(a) ::= \"<a b>\"\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group = null;
ErrorBuffer errors = new ErrorBuffer();
group = new TemplateGroupFile(tmpdir + "/" + "t.stg");
group.Listener = errors;
group.Load(); // force load
string expected = "[t.stg 1:15: 'b' came as a complete surprise to me]";
string result = errors.Errors.ToListString();
Assert.AreEqual(expected, result);
}
public void TestMap2()
{
string templates =
"d ::= [\"k\":]\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group = null;
ErrorBuffer errors = new ErrorBuffer();
group = new TemplateGroupFile(tmpdir + "/" + "t.stg");
group.Listener = errors;
group.Load(); // force load
string expected = "[t.stg 1:11: missing value for key at ']']";
string result = errors.Errors.ToListString();
Assert.AreEqual(expected, result);
}
public void TestNonterminatedComment()
{
string templates = "foo() ::= << <!foo> >>";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group;
ITemplateErrorListener errors = new ErrorBuffer();
group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.Listener = errors;
group.Load(); // force load
string expected =
"t.stg 1:20: Nonterminated comment starting at 1:1: '!>' missing" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestArg()
{
string templates =
"foo(a,) ::= << >>\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group = null;
ITemplateErrorListener errors = new ErrorBuffer();
group = new TemplateGroupFile(tmpdir + "/" + "t.stg");
group.Listener = errors;
group.Load(); // force load
string expected = "t.stg 1:6: mismatched input ')' expecting ID" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestParen()
{
string templates =
"foo( ::= << >>\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group = null;
ITemplateErrorListener errors = new ErrorBuffer();
group = new TemplateGroupFile(tmpdir + "/" + "t.stg");
group.Listener = errors;
group.Load(); // force load
string expected = "t.stg 1:5: no viable alternative at input '::='" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestNewlineInString()
{
string templates =
"foo() ::= \"\nfoo\"\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group = null;
ITemplateErrorListener errors = new ErrorBuffer();
group = new TemplateGroupFile(tmpdir + "/" + "t.stg");
group.Listener = 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 TestDictEmptyDefaultValue()
{
string templates =
"typeInit ::= [\"int\":\"0\", default:] " + newline +
"var(type,name) ::= \"<type> <name> = <typeInit.(type)>;\"" + newline
;
writeFile(tmpdir, "test.stg", templates);
ErrorBuffer errors = new ErrorBuffer();
TemplateGroupFile group = new TemplateGroupFile(Path.Combine(tmpdir, "test.stg"));
group.Listener = errors;
group.Load();
string expected = "[test.stg 1:33: missing value for key at ']']";
string result = errors.Errors.ToListString();
Assert.AreEqual(expected, result);
}
public void TestMissingRPAREN()
{
string templates =
"foo() ::= \"hi <foo(>\"\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group;
ITemplateErrorListener errors = new ErrorBuffer();
group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.Listener = errors;
group.Load(); // force load
string expected = "t.stg 1:19: '>' came as a complete surprise to me" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestImportNotString()
{
string templates =
"import Super.stg\n" +
"foo() ::= <<>>\n";
writeFile(tmpdir, "t.stg", templates);
ITemplateErrorListener errors = new ErrorBuffer();
TemplateGroup group = new TemplateGroupFile(tmpdir + "/" + "t.stg");
group.Listener = errors;
group.Load(); // force load
string expected = "t.stg 1:7: mismatched input 'Super' expecting STRING" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestRotPar()
{
string templates =
"foo() ::= \"<a,b:t(),u()>\"\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group;
ITemplateErrorListener errors = new ErrorBuffer();
group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.Listener = errors;
group.Load(); // force load
string expected = "t.stg 1:19: mismatched input ',' expecting RDELIM" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestMissingImportString()
{
string templates =
"import\n" +
"foo() ::= <<>>\n";
writeFile(tmpdir, "t.stg", templates);
ITemplateErrorListener errors = new ErrorBuffer();
TemplateGroup group = new TemplateGroupFile(tmpdir + "/" + "t.stg");
group.Listener = errors;
group.Load(); // force load
string expected = "t.stg 2:0: mismatched input 'foo' expecting STRING" + newline +
"t.stg 2:3: required (...)+ loop did not match anything at input '('" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestUnclosedTemplate()
{
string templates =
"foo() ::= {";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group = null;
ITemplateErrorListener errors = new ErrorBuffer();
group = new TemplateGroupFile(tmpdir + "/" + "t.stg");
group.Listener = errors;
group.Load(); // force load
string expected = "t.stg 1:11: missing final '}' in {...} anonymous template" + newline +
"t.stg 1:10: no viable alternative at input '{'" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
public void TestArg3()
{
string templates =
"foo(a b) ::= << >>\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group = null;
ErrorBuffer errors = new ErrorBuffer();
group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.Listener = errors;
group.Load(); // force load
string expected =
"[t.stg 1:6: no viable alternative at input 'b']";
string result = errors.Errors.ToListString();
Assert.AreEqual(expected, result);
}
public void TestDefaultArgsOutOfOrder()
{
string templates =
"foo(a={hi}, b) ::= << >>\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group = null;
ErrorBuffer errors = new ErrorBuffer();
group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.Listener = errors;
group.Load(); // force load
string expected =
"[t.stg 1:13: Optional parameters must appear after all required parameters]";
string result = errors.Errors.ToListString();
Assert.AreEqual(expected, result);
}
public void TestParen2()
{
string templates =
"foo) ::= << >>\n" +
"bar() ::= <<bar>>\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group = null;
ITemplateErrorListener errors = new ErrorBuffer();
group = new TemplateGroupFile(tmpdir + "/" + "t.stg");
group.Listener = 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 TestEOFInString()
{
string templates =
"foo() ::= << <f(\"foo>>\n";
writeFile(tmpdir, "t.stg", templates);
TemplateGroupFile group;
ITemplateErrorListener errors = new ErrorBuffer();
group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
group.Listener = errors;
group.Load(); // force load
string expected = "t.stg 1:20: EOF in string" + newline +
"t.stg 1:20: premature EOF" + newline;
string result = errors.ToString();
Assert.AreEqual(expected, result);
}
