printer_test.go

package gocheck_test

import (
    . "gocheck"
)

var _ = Suite(&PrinterS{})

type PrinterS struct{}

func (s *PrinterS) TestCountSuite(c *C) {
    suitesRun += 1
}

var printTestFuncLine int

func init() {
    printTestFuncLine = getMyLine() + 3
}

func printTestFunc() {
    println(1)
    if 2 == 2 {
        println(3)
    }
    switch 5 {
    case 6: println(6)
        println(7)
    }
    switch interface{}(9).(type) {
    case int: println(10)
        println(11)
    }
    select {
    case <-(chan bool)(nil): println(14)
        println(15)
    default: println(16)
        println(17)
    }
    println(19,
        20)
}

var printLineTests = []struct{line int; output string}{
    {1, "println(1)"},
    {2, "if 2 == 2 {\n    ...\n}"},
    {3, "println(3)"},
    {5, "switch 5 {\n...\n}"},
    {6, "case 6:\n    println(6)\n    ..."},
    {7, "println(7)"},
    {9, "switch interface{}(9).(type) {\n...\n}"},
    {10, "case int:\n    println(10)\n    ..."},
    {14, "case <-(chan bool)(nil):\n    println(14)\n    ..."},
    {15, "println(15)"},
    {16, "default:\n    println(16)\n    ..."},
    {17, "println(17)"},
    {19, "println(19,\n    20)"},
}

func (s *PrinterS) TestPrintLine(c *C) {
    for _, test := range printLineTests {
        output, err := PrintLine("printer_test.go", printTestFuncLine+test.line)
        c.Assert(err, IsNil)
        c.Assert(output, Equals, test.output)
    }
}

var indentTests = []struct{in, out string}{
    {"", ""},
    {"\n", "\n"},
    {"a", ">>>a"},
    {"a\n", ">>>a\n"},
    {"a\nb", ">>>a\n>>>b"},
    {" ", ">>> "},
}

func (s *PrinterS) TestIndent(c *C) {
    for _, test := range indentTests {
        out := Indent(test.in, ">>>")
        c.Assert(out, Equals, test.out)
    }

}