package play.templates;
import org.junit.Test;
import play.PlayBuilder;
import java.util.HashMap;
import java.util.Map;
import static org.fest.assertions.Assertions.assertThat;
public class GroovyTemplateTest {
@Test
public void verifyRenderingTwice() {
new PlayBuilder().build();
String groovySrc = "hello world: ${name}";
GroovyTemplate t = new GroovyTemplate("Template_123", groovySrc);
new GroovyTemplateCompiler().compile(t);
Map<String, Object> args = new HashMap<String,Object>();
args.put("name", "Morten");
assertThat( t.render( args ) ).isEqualTo("hello world: Morten");
//do it again
assertThat( t.render( args ) ).isEqualTo("hello world: Morten");
}
@Test
public void verifyCompilingExtremelyLongLines() {
new PlayBuilder().build();
StringBuilder longString = new StringBuilder();
for (int i=0;i<1000;i++) {
longString.append("11111111112222222222333333333344444444445555555555");
longString.append("11111111112222222222333333333344444444445555555555");
}
String groovySrc = "hello world"+longString+": ${name}";
// make sure our test line is longer then maxPlainTextLength
assertThat(groovySrc.length()).isGreaterThan( GroovyTemplateCompiler.maxPlainTextLength + 100);
GroovyTemplate t = new GroovyTemplate("Template_123", groovySrc);
new GroovyTemplateCompiler().compile(t);
Map<String, Object> args = new HashMap<String,Object>();
args.put("name", "Morten");
assertThat( t.render( args ) ).isEqualTo("hello world"+longString+": Morten");
}
@Test
public void verifyCompilingExtremelyLongLinesWithLinefeed() {
new PlayBuilder().build();
// when printing text from template, newlines (0x0d) is transformed into the string '\n'.
// when breaking lines it is a problem if the '\' is at the end on one line and 'n'
// is at the beginning of the next line.
//first we test with just a '\' as last char
internalVerifyCompilingExtremelyLongLinesWithSpecialCharAsLastCharBeforeBreak('\\');
// now we test with 0x0d '\n' as last char
internalVerifyCompilingExtremelyLongLinesWithSpecialCharAsLastCharBeforeBreak('\n');
}
private void internalVerifyCompilingExtremelyLongLinesWithSpecialCharAsLastCharBeforeBreak(char lastChar) {
StringBuilder longString = new StringBuilder();
for (int i=0;i<1000;i++) {
longString.append("11111111112222222222333333333344444444445555555555");
longString.append("11111111112222222222333333333344444444445555555555");
}
// now insert a special char on the last line before we split the plainText with new print
longString.insert(GroovyTemplateCompiler.maxPlainTextLength-1, lastChar);
String groovySrc = longString+": ${name}";
// make sure our test line is longer then maxPlainTextLength
assertThat(groovySrc.length()).isGreaterThan( GroovyTemplateCompiler.maxPlainTextLength + 100);
GroovyTemplate t = new GroovyTemplate("Template_123", groovySrc);
new GroovyTemplateCompiler().compile(t);
Map<String, Object> args = new HashMap<String,Object>();
args.put("name", "Morten");
assertThat( t.render( args ) ).isEqualTo(longString+": Morten");
}
}