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authorRob Pike <r@golang.org>2009-06-09 09:53:44 -0700
committerRob Pike <r@golang.org>2009-06-09 09:53:44 -0700
commit7249ea4df2b4f12a4e7ed446f270cea87e4ffd34 (patch)
tree7032a11d0cac2ae4d3e90f7a189b575b5a50f848 /src/lib/datafmt/datafmt_test.go
parentacf6ef7a82b3fe61516a1bac4563706552bdf078 (diff)
downloadgolang-7249ea4df2b4f12a4e7ed446f270cea87e4ffd34.tar.gz
mv src/lib to src/pkg
tests: all.bash passes, gobuild still works, godoc still works. R=rsc OCL=30096 CL=30102
Diffstat (limited to 'src/lib/datafmt/datafmt_test.go')
-rw-r--r--src/lib/datafmt/datafmt_test.go375
1 files changed, 0 insertions, 375 deletions
diff --git a/src/lib/datafmt/datafmt_test.go b/src/lib/datafmt/datafmt_test.go
deleted file mode 100644
index 788c013c6..000000000
--- a/src/lib/datafmt/datafmt_test.go
+++ /dev/null
@@ -1,375 +0,0 @@
-// Copyright 2009 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package datafmt
-
-import (
- "fmt";
- "datafmt";
- "io";
- "os";
- "testing";
-)
-
-
-func parse(t *testing.T, form string, fmap FormatterMap) Format {
- f, err := Parse(io.StringBytes(form), fmap);
- if err != nil {
- t.Errorf("Parse(%s): %v", form, err);
- return nil;
- }
- return f;
-}
-
-
-func verify(t *testing.T, f Format, expected string, args ...) {
- if f == nil {
- return; // allow other tests to run
- }
- result := f.Sprint(args);
- if result != expected {
- t.Errorf(
- "result : `%s`\nexpected: `%s`\n\n",
- result, expected
- )
- }
-}
-
-
-func formatter(s *State, value interface{}, rule_name string) bool {
- switch rule_name {
- case "/":
- fmt.Fprintf(s, "%d %d %d", s.Pos().Line, s.LinePos().Column, s.Pos().Column);
- return true;
- case "blank":
- s.Write([]byte{' '});
- return true;
- case "int":
- if value.(int) & 1 == 0 {
- fmt.Fprint(s, "even ");
- } else {
- fmt.Fprint(s, "odd ");
- }
- return true;
- case "nil":
- return false;
- case "testing.T":
- s.Write(io.StringBytes("testing.T"));
- return true;
- }
- panic("unreachable");
- return false;
-}
-
-
-func TestCustomFormatters(t *testing.T) {
- fmap0 := FormatterMap{ "/": formatter };
- fmap1 := FormatterMap{ "int": formatter, "blank": formatter, "nil": formatter };
- fmap2 := FormatterMap{ "testing.T": formatter };
-
- f := parse(t, `int=`, fmap0);
- verify(t, f, ``, 1, 2, 3);
-
- f = parse(t, `int="#"`, nil);
- verify(t, f, `###`, 1, 2, 3);
-
- f = parse(t, `int="#";string="%s"`, fmap0);
- verify(t, f, "#1 0 1#1 0 7#1 0 13\n2 0 0foo2 0 8\n", 1, 2, 3, "\n", "foo", "\n");
-
- f = parse(t, ``, fmap1);
- verify(t, f, `even odd even odd `, 0, 1, 2, 3);
-
- f = parse(t, `/ =@:blank; float="#"`, fmap1);
- verify(t, f, `# # #`, 0.0, 1.0, 2.0);
-
- f = parse(t, `float=@:nil`, fmap1);
- verify(t, f, ``, 0.0, 1.0, 2.0);
-
- f = parse(t, `testing "testing"; ptr=*`, fmap2);
- verify(t, f, `testing.T`, t);
-
- // TODO needs more tests
-}
-
-
-// ----------------------------------------------------------------------------
-// Formatting of basic and simple composite types
-
-func check(t *testing.T, form, expected string, args ...) {
- f := parse(t, form, nil);
- if f == nil {
- return; // allow other tests to run
- }
- result := f.Sprint(args);
- if result != expected {
- t.Errorf(
- "format : %s\nresult : `%s`\nexpected: `%s`\n\n",
- form, result, expected
- )
- }
-}
-
-
-func TestBasicTypes(t *testing.T) {
- check(t, ``, ``);
- check(t, `bool=":%v"`, `:true:false`, true, false);
- check(t, `int="%b %d %o 0x%x"`, `101010 42 52 0x2a`, 42);
-
- check(t, `int="%"`, `%`, 42);
- check(t, `int="%%"`, `%`, 42);
- check(t, `int="**%%**"`, `**%**`, 42);
- check(t, `int="%%%%%%"`, `%%%`, 42);
- check(t, `int="%%%d%%"`, `%42%`, 42);
-
- const i = -42;
- const is = `-42`;
- check(t, `int ="%d"`, is, i);
- check(t, `int8 ="%d"`, is, int8(i));
- check(t, `int16="%d"`, is, int16(i));
- check(t, `int32="%d"`, is, int32(i));
- check(t, `int64="%d"`, is, int64(i));
-
- const u = 42;
- const us = `42`;
- check(t, `uint ="%d"`, us, uint(u));
- check(t, `uint8 ="%d"`, us, uint8(u));
- check(t, `uint16="%d"`, us, uint16(u));
- check(t, `uint32="%d"`, us, uint32(u));
- check(t, `uint64="%d"`, us, uint64(u));
-
- const f = 3.141592;
- const fs = `3.141592`;
- check(t, `float ="%g"`, fs, f);
- check(t, `float32="%g"`, fs, float32(f));
- check(t, `float64="%g"`, fs, float64(f));
-}
-
-
-func TestArrayTypes(t *testing.T) {
- var a0 [10]int;
- check(t, `array="array";`, `array`, a0);
-
- a1 := [...]int{1, 2, 3};
- check(t, `array="array";`, `array`, a1);
- check(t, `array={*}; int="%d";`, `123`, a1);
- check(t, `array={* / ", "}; int="%d";`, `1, 2, 3`, a1);
- check(t, `array={* / *}; int="%d";`, `12233`, a1);
-
- a2 := []interface{}{42, "foo", 3.14};
- check(t, `array={* / ", "}; interface=*; string="bar"; default="%v";`, `42, bar, 3.14`, a2);
-}
-
-
-func TestChanTypes(t *testing.T) {
- var c0 chan int;
- check(t, `chan="chan"`, `chan`, c0);
-
- c1 := make(chan int);
- go func(){ c1 <- 42 }();
- check(t, `chan="chan"`, `chan`, c1);
- // check(t, `chan=*`, `42`, c1); // reflection support for chans incomplete
-}
-
-
-func TestFuncTypes(t *testing.T) {
- var f0 func() int;
- check(t, `func="func"`, `func`, f0);
-
- f1 := func() int { return 42; };
- check(t, `func="func"`, `func`, f1);
- // check(t, `func=*`, `42`, f1); // reflection support for funcs incomplete
-}
-
-
-func TestInterfaceTypes(t *testing.T) {
- var i0 interface{};
- check(t, `interface="interface"`, `interface`, i0);
-
- i0 = "foo";
- check(t, `interface="interface"`, `interface`, i0);
- check(t, `interface=*; string="%s"`, `foo`, i0);
-}
-
-
-func TestMapTypes(t *testing.T) {
- var m0 map[string]int;
- check(t, `map="map"`, `map`, m0);
-
- m1 := map[string]int{};
- check(t, `map="map"`, `map`, m1);
- // check(t, `map=*`, ``, m1); // reflection support for maps incomplete
-}
-
-
-func TestPointerTypes(t *testing.T) {
- var p0 *int;
- check(t, `ptr="ptr"`, `ptr`, p0);
- check(t, `ptr=*`, ``, p0);
- check(t, `ptr=*|"nil"`, `nil`, p0);
-
- x := 99991;
- p1 := &x;
- check(t, `ptr="ptr"`, `ptr`, p1);
- check(t, `ptr=*; int="%d"`, `99991`, p1);
-}
-
-
-func TestDefaultRule(t *testing.T) {
- check(t, `default="%v"`, `42foo3.14`, 42, "foo", 3.14);
- check(t, `default="%v"; int="%x"`, `abcdef`, 10, 11, 12, 13, 14, 15);
- check(t, `default="%v"; int="%x"`, `ab**ef`, 10, 11, "**", 14, 15);
- check(t, `default="%x"; int=@:default`, `abcdef`, 10, 11, 12, 13, 14, 15);
-}
-
-
-func TestGlobalSeparatorRule(t *testing.T) {
- check(t, `int="%d"; / ="-"`, `1-2-3-4`, 1, 2, 3, 4);
- check(t, `int="%x%x"; / ="*"`, `aa*aa`, 10, 10);
-}
-
-
-// ----------------------------------------------------------------------------
-// Formatting of a struct
-
-type T1 struct {
- a int;
-}
-
-const F1 =
- `datafmt "datafmt";`
- `int = "%d";`
- `datafmt.T1 = "<" a ">";`
-
-func TestStruct1(t *testing.T) {
- check(t, F1, "<42>", T1{42});
-}
-
-
-// ----------------------------------------------------------------------------
-// Formatting of a struct with an optional field (ptr)
-
-type T2 struct {
- s string;
- p *T1;
-}
-
-const F2a =
- F1 +
- `string = "%s";`
- `ptr = *;`
- `datafmt.T2 = s ["-" p "-"];`
-
-const F2b =
- F1 +
- `string = "%s";`
- `ptr = *;`
- `datafmt.T2 = s ("-" p "-" | "empty");`;
-
-func TestStruct2(t *testing.T) {
- check(t, F2a, "foo", T2{"foo", nil});
- check(t, F2a, "bar-<17>-", T2{"bar", &T1{17}});
- check(t, F2b, "fooempty", T2{"foo", nil});
-}
-
-
-// ----------------------------------------------------------------------------
-// Formatting of a struct with a repetitive field (slice)
-
-type T3 struct {
- s string;
- a []int;
-}
-
-const F3a =
- `datafmt "datafmt";`
- `default = "%v";`
- `array = *;`
- `datafmt.T3 = s {" " a a / ","};`
-
-const F3b =
- `datafmt "datafmt";`
- `int = "%d";`
- `string = "%s";`
- `array = *;`
- `nil = ;`
- `empty = *:nil;`
- `datafmt.T3 = s [a:empty ": " {a / "-"}]`
-
-func TestStruct3(t *testing.T) {
- check(t, F3a, "foo", T3{"foo", nil});
- check(t, F3a, "foo 00, 11, 22", T3{"foo", []int{0, 1, 2}});
- check(t, F3b, "bar", T3{"bar", nil});
- check(t, F3b, "bal: 2-3-5", T3{"bal", []int{2, 3, 5}});
-}
-
-
-// ----------------------------------------------------------------------------
-// Formatting of a struct with alternative field
-
-type T4 struct {
- x *int;
- a []int;
-}
-
-const F4a =
- `datafmt "datafmt";`
- `int = "%d";`
- `ptr = *;`
- `array = *;`
- `nil = ;`
- `empty = *:nil;`
- `datafmt.T4 = "<" (x:empty x | "-") ">" `
-
-const F4b =
- `datafmt "datafmt";`
- `int = "%d";`
- `ptr = *;`
- `array = *;`
- `nil = ;`
- `empty = *:nil;`
- `datafmt.T4 = "<" (a:empty {a / ", "} | "-") ">" `
-
-func TestStruct4(t *testing.T) {
- x := 7;
- check(t, F4a, "<->", T4{nil, nil});
- check(t, F4a, "<7>", T4{&x, nil});
- check(t, F4b, "<->", T4{nil, nil});
- check(t, F4b, "<2, 3, 7>", T4{nil, []int{2, 3, 7}});
-}
-
-
-// ----------------------------------------------------------------------------
-// Formatting a struct (documentation example)
-
-type Point struct {
- name string;
- x, y int;
-}
-
-const FPoint =
- `datafmt "datafmt";`
- `int = "%d";`
- `hexInt = "0x%x";`
- `string = "---%s---";`
- `datafmt.Point = name "{" x ", " y:hexInt "}";`
-
-func TestStructPoint(t *testing.T) {
- p := Point{"foo", 3, 15};
- check(t, FPoint, "---foo---{3, 0xf}", p);
-}
-
-
-// ----------------------------------------------------------------------------
-// Formatting a slice (documentation example)
-
-const FSlice =
- `int = "%b";`
- `array = { * / ", " }`
-
-func TestSlice(t *testing.T) {
- check(t, FSlice, "10, 11, 101, 111", []int{2, 3, 5, 7});
-}
-
-
-// TODO add more tests