@Test
public void testRemoveNestedVariantConditional() throws Exception {
String input =
"if( vObject && vObject.__disposed === false ) {\n"
+ " try {\n"
+ " vObject.dispose();\n"
+ " }\n"
+ " catch( ex ) {\n"
+ " if( rwt.util.Variant.isSet( \"qx.debug\", \"on\" ) ) {\n"
+ " qx.core.Log.warn( \"Could not dispose: \" + vObject + \":\", ex );\n"
+ " }\n"
+ " }\n"
+ "}\n";
String expected =
"if ( vObject && vObject.__disposed === false ) {\n"
+ " try {\n"
+ " vObject.dispose ( );\n"
+ " }\n"
+ " catch ( ex ) {\n"
+ " }\n"
+ "}";
TokenList tokens = TestUtil.parse(input);
QxCodeCleaner cleaner = new QxCodeCleaner(tokens);
cleaner.cleanupQxCode();
assertEquals(expected, JavaScriptPrinter.printTokens(tokens));
}
@Test
public void testRemoveMultipleVariantConditionals() throws Exception {
String input = "if( rwt.util.Variant.isSet( \"qx.debug\", \"on\" ) ) {\n}\n";
TokenList tokens = TestUtil.parse(input);
QxCodeCleaner cleaner = new QxCodeCleaner(tokens);
cleaner.cleanupQxCode();
assertEquals(0, tokens.size());
}
@Test
public void testReplaceBaseCallWithParameters() throws Exception {
String input = "result = this.base( arguments, 23, 'foo' );";
TokenList tokens = TestUtil.parse(input);
QxCodeCleaner cleaner = new QxCodeCleaner(tokens);
cleaner.cleanupQxCode();
String expected = "result = arguments.callee.base.call ( this, 23, \"foo\" );";
assertEquals(expected, JavaScriptPrinter.printTokens(tokens));
}
@Test
public void testRemoveVariantConditionalWithElseBlock() throws Exception {
String input =
"if( rwt.util.Variant.isSet( \"qx.debug\", \"on\" ) ) {\n"
+ " a = 1;\n"
+ "}\n else {\n"
+ " b = 2;\n"
+ "}";
TokenList tokens = TestUtil.parse(input);
QxCodeCleaner cleaner = new QxCodeCleaner(tokens);
cleaner.cleanupQxCode();
assertEquals("b = 2;", JavaScriptPrinter.printTokens(tokens));
}
@Test
public void testRemoveVariantConditionalBetweenStatements() throws Exception {
String input =
"a = 1;\n"
+ "if( rwt.util.Variant.isSet( \"qx.debug\", \"on\" ) ) {\n"
+ " if( false ) { throw \"ERROR\" }\n"
+ "}\n"
+ "b = 2;";
TokenList tokens = TestUtil.parse(input);
QxCodeCleaner cleaner = new QxCodeCleaner(tokens);
cleaner.cleanupQxCode();
assertEquals("a = 1;\nb = 2;", JavaScriptPrinter.printTokens(tokens));
}
// ==========================================================================
/*@Test*/ public void testBasicCRUD() {
// Parse a file with many broken enum/string columns
Key k = Key.make("zip.hex");
try {
Frame fr = TestUtil.parseFrame(k, "smalldata/zip_code/zip_code_database.csv.gz");
System.out.println(fr);
StringBuilder sb = new StringBuilder();
String[] fs = fr.toStringHdr(sb);
int lim = Math.min(40, (int) fr.numRows());
for (int i = 0; i < lim; i++) fr.toString(sb, fs, i);
System.out.println(sb.toString());
} finally {
UKV.remove(k);
}
}
@Test
public void testReplaceVariantSelection() throws Exception {
String input =
"result = rwt.util.Variant.select( \"qx.debug\", {\n"
+ " \"on\": {\n"
+ " \"foo\" : 23,\n"
+ " \"bar\" : 42\n"
+ " },\n"
+ " \"default\" : null\n"
+ "} )";
TokenList tokens = TestUtil.parse(input);
QxCodeCleaner cleaner = new QxCodeCleaner(tokens);
cleaner.cleanupQxCode();
assertEquals("result = null;", JavaScriptPrinter.printTokens(tokens));
}
@Test
public void testBasicExpr1() {
Key dest = Key.make("h.hex");
try {
File file = TestUtil.find_test_file("smalldata/tnc3_10.csv");
// File file = TestUtil.find_test_file("smalldata/iris/iris_wheader.csv");
// File file = TestUtil.find_test_file("smalldata/cars.csv");
Key fkey = NFSFileVec.make(file);
ParseDataset2.parse(dest, new Key[] {fkey});
// Simple numbers & simple expressions
checkStr("1.23", 1.23);
checkStr(" 1.23 + 2.34", 3.57);
checkStr(" 1.23 + 2.34 * 3", 8.25); // op precedence of * over +
checkStr(
" 1.23 2.34", "Junk at end of line\n" + " 1.23 2.34\n" + " ^--^\n"); // Syntax error
checkStr("1.23 < 2.34", 1);
checkStr("1.23 <=2.34", 1);
checkStr("1.23 > 2.34", 0);
checkStr("1.23 >=2.34", 0);
checkStr("1.23 ==2.34", 0);
checkStr("1.23 !=2.34", 1);
checkStr("1 & 2", 1);
checkStr("NA&0", 0); // R-spec: 0 not NA
checkStr("0&NA", 0); // R-spec: 0 not NA
checkStr("NA&1", Double.NaN); // R-spec: NA not 1
checkStr("1&NA", Double.NaN);
checkStr("1|NA", 1);
checkStr("1&&2", 1);
checkStr("1||0", 1);
checkStr("NA||1", 1);
checkStr("NA||0", Double.NaN);
checkStr("0||NA", Double.NaN);
checkStr("!1", 0);
checkStr("(!)(1)", 0);
checkStr(
"(!!)(1)",
"Arg 'x' typed as dblary but passed dblary(dblary)\n" + "(!!)(1)\n" + " ^-^\n");
checkStr("-1", -1);
checkStr("-(1)", -1);
checkStr("(-)(1)", "Passed 1 args but expected 2\n" + "(-)(1)\n" + " ^--^\n");
checkStr("-T", -1);
checkStr(
"* + 1",
"Arg 'x' typed as dblary but passed anyary{dblary,dblary,}(dblary,dblary)\n"
+ "* + 1\n"
+ "^----^\n");
// Simple op as prefix calls
checkStr(
"+(1.23,2.34)",
"Missing ')'\n"
+ "+(1.23,2.34)\n"
+ " ^---^\n"); // Syntax error: looks like unary op application
checkStr("+(1.23)", 1.23); // Unary operator
// Simple scalar assignment
checkStr("1=2", "Junk at end of line\n" + "1=2\n" + " ^^\n");
checkStr("x", "Unknown var x\n" + "x\n" + "^^\n");
checkStr("x+2", "Unknown var x\n" + "x+2\n" + "^^\n");
checkStr("2+x", "Missing expr or unknown ID\n" + "2+x\n" + " ^\n");
checkStr("x=1", 1);
checkStr("x<-1", 1); // Alternative R assignment syntax
checkStr("x=3;y=4", 4); // Return value is last expr
// Ambiguity & Language
checkStr("x=mean"); // Assign x to the built-in fcn mean
checkStr(
"x=mean=3",
3); // Assign x & id mean with 3; "mean" here is not related to any built-in fcn
checkStr("x=mean(c(3))", 3); // Assign x to the result of running fcn mean(3)
checkStr("x=mean(c(\n3))", 3); // Assign x to the result of running fcn mean(3)
checkStr(
"x=mean+3",
"Arg 'x' typed as dblary but passed dbl(ary)\n"
+ "x=mean+3\n"
+ " ^-----^\n"); // Error: "mean" is a function; cannot add a function and a number
checkStr(
"apply(c(1,2,3),,nrow)", "Missing argument\napply(c(1,2,3),,nrow)\n ^\n");
checkStr(
"foo==bar",
"Unknown var foo\nfoo==bar\n^--^\n"); // Error msg is about "foo==" and not new assignment
// "foo="
// Simple array handling; broadcast operators
checkStr("h.hex"); // Simple ref
checkStr("h.hex[2,3]", 1); // Scalar selection
checkStr(
"h.hex[2,+]",
"Must be scalar or array\n" + "h.hex[2,+]\n" + " ^-^\n"); // Function not allowed
checkStr("h.hex[2+4,-4]"); // Select row 6, all-cols but 4
checkStr("h.hex[1,-1]; h.hex[2,-2]; h.hex[3,-3]"); // Partial results are freed
checkStr(
"h.hex[2+3,h.hex]",
"Selector must be a single column: [pclass, name, sex, age, sibsp, parch, ticket, fare, cabin, embarked, boat, body, home.dest, survived]"); // Error: col selector has too many columns
checkStr("h.hex[2,]"); // Row 2 all cols
checkStr("h.hex[,3]"); // Col 3 all rows
checkStr("h.hex+1"); // Broadcast scalar over ary
checkStr("h.hex-h.hex");
checkStr("1.23+(h.hex-h.hex)");
checkStr("(1.23+h.hex)-h.hex");
checkStr("min(h.hex,1+2)", 0);
checkStr("max(h.hex,1+2)", 211.3375);
checkStr("min.na.rm(h.hex,NA)", 0); // 0
checkStr("max.na.rm(h.hex,NA)", 211.3375); // 211.3375
checkStr("min.na.rm(c(NA, 1), -1)", -1); // -1
checkStr("max.na.rm(c(NA, 1), -1)", 1); // 1
checkStr("max(c(Inf,1), 2 )", Double.POSITIVE_INFINITY); // Infinity
checkStr("min(c(Inf,1),-Inf)", Double.NEGATIVE_INFINITY); // -Infinity
checkStr("is.na(h.hex)");
checkStr("sum(is.na(h.hex))", 0);
checkStr("nrow(h.hex)*3", 30);
checkStr("h.hex[nrow(h.hex)-1,ncol(h.hex)-1]");
checkStr("x=1;x=h.hex"); // Allowed to change types via shadowing at REPL level
checkStr("a=h.hex"); // Top-level assignment back to H2O.STORE
checkStr(
"(h.hex+1)<-2",
"Junk at end of line\n" + "(h.hex+1)<-2\n" + " ^-^\n"); // No L-value
checkStr(
"h.hex[nrow(h.hex=1),]",
"Arg 'x' typed as ary but passed dbl\n"
+ "h.hex[nrow(h.hex=1),]\n"
+ " ^--------^\n"); // Passing a scalar 1.0 to nrow
checkStr(
"h.hex[{h.hex=10},]"); // ERROR BROKEN: SHOULD PARSE statement list here; then do evil
// side-effect killing h.hex but also using 10 to select last row
checkStr("h.hex[3,4]<-4;", 4);
checkStr("c(1,3,5)");
// Column row subselection
checkStr("h.hex[,c(1,3,5)]");
checkStr("h.hex[c(1,3,5),]");
checkStr("a=c(11,22,33,44,55,66); a[c(2,6,1),]");
// Named column selection
checkStr("h.hex$ 2", "Missing column name after $\nh.hex$ 2\n ^^\n");
checkStr(
"h.hex$crunk",
"Missing column crunk in frame [pclass, name, sex, age, sibsp, parch, ticket, fare, cabin, embarked, boat, body, home.dest, survived]");
checkStr("h.hex$pclass");
checkStr("mean(h.hex$pclass)", 1);
// More complicated operator precedence
checkStr("c(1,0)&c(2,3)"); // 1,0
checkStr("c(2,NA)&&T", 1); // 1
checkStr("-(x = 3)", -3);
checkStr("x<-+");
checkStr(
"x<-+;x(2)",
"Passed 1 args but expected 2\nx<-+;x(2)\n ^--^\n"); // Error, + is binary if used as
// prefix
checkStr("x<-+;x(1,2)", 3); // 3
checkStr("x<-*;x(2,3)", 6); // 6
checkStr("x=c(0,1);!x+1"); // ! has lower precedence
checkStr("x=c(1,-2);-+---x");
checkStr("x=c(1,-2);--!--x");
checkStr("!(y=c(3,4))");
checkStr("!x!=1");
checkStr("(!x)!=1");
checkStr("1+x^2");
checkStr("1+x**2");
checkStr("x + 2/y");
checkStr("x + (2/y)");
checkStr("-x + y");
checkStr("-(x + y)");
checkStr("-x % y");
checkStr("-(x % y)");
checkStr("T|F&F", 1); // Evals as T|(F&F)==1 not as (T|F)&F==0
checkStr("T||F&&F", 1); // Evals as T|(F&F)==1 not as (T|F)&F==0
// User functions
checkStr("function(=){x+1}(2)", "Invalid var\nfunction(=){x+1}(2)\n ^\n");
checkStr("function(x,=){x+1}(2)", "Invalid var\nfunction(x,=){x+1}(2)\n ^\n");
checkStr("function(x,<-){x+1}(2)", "Invalid var\nfunction(x,<-){x+1}(2)\n ^\n");
checkStr(
"function(x,x){x+1}(2)", "Repeated argument\nfunction(x,x){x+1}(2)\n ^^\n");
checkStr("function(x,y,z){x[]}(h.hex,1,2)");
checkStr(
"function(x){x[]}(2)",
"Arg 'x' typed as ary but passed dbl\nfunction(x){x[]}(2)\n ^--^\n");
checkStr("function(x){x+1}(2)", 3);
checkStr("function(x){y=x+y}(2)");
checkStr("function(x){}(2)");
checkStr("function(x){y=x*2; y+1}(2)", 5);
checkStr("function(x){y=1+2}(2)", 3);
checkStr("function(x){y=1+2;y=c(1,2)}"); // Not allowed to change types in inner scopes
checkStr("a=function(x) x+1; 7", 7); // Function def w/out curly-braces; return 7
checkStr("a=function(x) {x+1}; 7", 7); // Function def w/ curly-braces; return 7
checkStr("a=function(x) {x+1; 7}"); // Function def of 7
checkStr("c(1,c(2,3))");
checkStr("a=c(1,Inf);c(2,a)");
// Test sum flattening all args
checkStr("sum(1,2,3)", 6);
checkStr("sum(c(1,3,5))", 9);
checkStr("sum(4,c(1,3,5),2,6)", 21);
checkStr("sum(1,h.hex,3)"); // should report an error because h.hex has enums
checkStr("sum(c(NA,-1,1))", Double.NaN);
checkStr("sum.na.rm(c(NA,-1,1))", 0);
checkStr("function(a){a[];a=1}");
checkStr("a=1;a=2;function(x){x=a;a=3}");
checkStr("a=h.hex;function(x){x=a;a=3;nrow(x)*a}(a)", 30);
checkStr("a=h.hex;a[,1]=(a[,1]==8)");
// Higher-order function typing: fun is typed in the body of function(x)
checkStr("function(funy){function(x){funy(x)*funy(x)}}(sgn)(-2)", 1);
// Filter/selection
checkStr("h.hex[h.hex[,4]>30,]");
checkStr("a=c(1,2,3);a[a[,1]>10,1]");
checkStr("sapply(a,sum)[1,1]", 6);
checkStr("apply(h.hex,2,sum)"); // ERROR BROKEN: the ENUM cols should fold to NA
checkStr("y=5;apply(h.hex,2,function(x){x[]+y})");
checkStr(
"apply(h.hex,2,function(x){x=1;h.hex})",
"Arg 'fcn' typed as ary(ary) but passed ary(dbl)\napply(h.hex,2,function(x){x=1;h.hex})\n ^-------------------------------^\n");
checkStr(
"apply(h.hex,2,function(x){h.hex})",
"apply requires that ary fun(ary x) return 1 column");
checkStr("apply(h.hex,2,function(x){sum(x)/nrow(x)})");
checkStr("mean=function(x){apply(x,2,sum)/nrow(x)};mean(h.hex)");
checkStr("sum(apply(h.hex[,c(4,5)],1,mean))", 184.96); // Row-wise apply on mean
// Conditional selection;
checkStr("ifelse(0,1,2)", 2);
checkStr("ifelse(0,h.hex+1,h.hex+2)");
checkStr("ifelse(h.hex>3,99,h.hex)"); // Broadcast selection
checkStr("ifelse(0,+,*)(1,2)", 2); // Select functions
checkStr("(0 ? + : *)(1,2)", 2); // Trinary select
checkStr("(1? h.hex : (h.hex+1))[1,2]", 0); // True (vs false) test
// Impute the mean
checkStr(
"apply(h.hex,2,function(x){total=sum(ifelse(is.na(x),0,x)); rcnt=nrow(x)-sum(is.na(x)); mean=total / rcnt; ifelse(is.na(x),mean,x)})");
checkStr("factor(h.hex[,5])");
// Slice assignment & map
checkStr("h.hex[,2]");
checkStr("h.hex[,2]+1");
checkStr("h.hex[,3]=3.3;h.hex"); // Replace a col with a constant
checkStr("h.hex[,3]=h.hex[,2]+1"); // Replace a col
checkStr("h.hex[,ncol(h.hex)+1]=4"); // Extend a col
checkStr("a=ncol(h.hex);h.hex[,c(a+1,a+2)]=5"); // Extend two cols
checkStr("h.hex[,7]=x=3; !(x+2)");
checkStr("table(h.hex)");
checkStr("table(h.hex[,5])");
checkStr("table(h.hex[,c(2,7)])");
checkStr("table(h.hex[,c(2,9)])");
checkStr("a=cbind(c(1,2,3), c(4,5,6))");
checkStr("a[,1] = factor(a[,1])");
checkStr("is.factor(a[,1])", 1);
checkStr("isTRUE(c(1,3))", 0);
checkStr("a=1;isTRUE(1)", 1);
checkStr("a=c(1,2);isTRUE(a)", 0);
checkStr("isTRUE(min)", 0);
checkStr("seq_len(0)", "Error in seq_len(0): argument must be coercible to positive integer");
checkStr(
"seq_len(-1)", "Error in seq_len(-1): argument must be coercible to positive integer");
checkStr("seq_len(10)");
checkStr("3 < 4 | F & 3 > 4", 1); // Evals as (3<4) | (F & (3>4))
checkStr("3 < 4 || F && 3 > 4", 1);
checkStr("h.hex[,4] != 29 || h.hex[,2] < 305 && h.hex[,2] < 81", Double.NaN);
// checkStr("h.hex[h.hex[,4]>40,]=-99");
// checkStr("h.hex[2,]=h.hex[7,]");
// checkStr("h.hex[c(1,3,5),1] = h.hex[c(2,4,6),2]");
// checkStr("h.hex[c(1,3,5),1] = h.hex[c(2,4),2]");
// checkStr("map()");
// checkStr("map(1)");
// checkStr("map(+,h.hex,1)");
// checkStr("map(+,1,2)");
// checkStr("map(function(x){x[];1},h.hex)");
// checkStr("map(function(a,b,d){a+b+d},h.hex,h.hex,1)");
// checkStr("map(function(a,b){a+ncol(b)},h.hex,h.hex)");
// Quantile
checkStr("quantile(seq_len(10),seq_len(10)/10)");
checkStr("quantile(runif(seq_len(10000),-1),seq_len(10)/10)");
checkStr("quantile(h.hex[,4],c(0,.05,0.3,0.55,0.7,0.95,0.99))");
// ddply error checks
checkStr("ddply(h.hex,h.hex,sum)", "Only one column-of-columns for column selection");
checkStr("ddply(h.hex,seq_len(10000),sum)", "Too many columns selected");
checkStr("ddply(h.hex,NA,sum)", "NA not a valid column");
checkStr("ddply(h.hex,c(1,NA,3),sum)", "NA not a valid column");
checkStr("ddply(h.hex,c(1,99,3),sum)", "Column 99 out of range for frame columns 17");
checkStr("nrow(unique(h.hex[,5]))", 3);
checkStr("nrow(unique(h.hex[,6]))", 2);
checkStr("nrow(unique(h.hex[,c(5,6)]))", 4); // multi-column unique
// Newlines as statement-ends
checkStr("3*4+5*6", 42);
checkStr("(h.hex[1,1]=2)", 2);
checkStr("(h.hex[1,1]=2\n)", 2);
checkStr("(h.hex[1,1]\n=2)", 2);
checkStr("(h.hex\n[1,1]=2)", 2);
checkStr("function(){x=1.23;(x=4.5)\n}()", 4.5);
checkStr("function(){x=1.23;x=\n4.5\n}()", 4.5);
checkStr("x=3\nfunction()x=1.23\nx", 3);
checkStr("x=3\nfunction(){(x=1.23)}\nx", 3);
checkStr("x=function(df)\n{\nmin(df$age)\n}\n;x(h.hex)", 0.92);
checkStr("1.23\n-4", -4);
checkStr("1.23 +\n-4", -2.77);
checkStr("x=3;3*-x", -9); // *- is not a token
checkStr(
"x=3;3\n*\n-\nx", 3); // Each of '3' and '*' and '-' and 'x' is a standalone statement
// No strings, yet
checkStr(
"function(df) { min(df[,\"age\"]) }",
"The current Exec does not handle strings\nfunction(df) { min(df[,\"age\"]) }\n ^\n");
// Cleanup testing temps
checkStr("a=0;x=0;y=0", 0); // Delete keys from global scope
} finally {
Lockable.delete(dest); // Remove original hex frame key
}
}