pkg/term/console_windows_test.go
Sachin Joshi ce22032e9b ANSI terminal emulation for windows
It is implemented by intercepting and interpreting the output
escape sequence by calling win32 console apis.

In addition the input from win32 console is translated to linux keycodes

Signed-off-by: Sachin Joshi <sachin_jayant_joshi@hotmail.com>
2015-03-16 14:04:49 -07:00

232 lines
9.9 KiB
Go

// +build windows
package term
import (
"fmt"
"testing"
)
func helpsTestParseInt16OrDefault(t *testing.T, expectedValue int16, shouldFail bool, input string, defaultValue int16, format string, args ...string) {
value, err := parseInt16OrDefault(input, defaultValue)
if nil != err && !shouldFail {
t.Errorf("Unexpected error returned %v", err)
t.Errorf(format, args)
}
if nil == err && shouldFail {
t.Errorf("Should have failed as expected\n\tReturned value = %d", value)
t.Errorf(format, args)
}
if expectedValue != value {
t.Errorf("The value returned does not macth expected\n\tExpected:%v\n\t:Actual%v", expectedValue, value)
t.Errorf(format, args)
}
}
func TestParseInt16OrDefault(t *testing.T) {
// empty string
helpsTestParseInt16OrDefault(t, 0, false, "", 0, "Empty string returns default")
helpsTestParseInt16OrDefault(t, 2, false, "", 2, "Empty string returns default")
// normal case
helpsTestParseInt16OrDefault(t, 0, false, "0", 0, "0 handled correctly")
helpsTestParseInt16OrDefault(t, 111, false, "111", 2, "Normal")
helpsTestParseInt16OrDefault(t, 111, false, "+111", 2, "+N")
helpsTestParseInt16OrDefault(t, -111, false, "-111", 2, "-N")
helpsTestParseInt16OrDefault(t, 0, false, "+0", 11, "+0")
helpsTestParseInt16OrDefault(t, 0, false, "-0", 12, "-0")
// ill formed strings
helpsTestParseInt16OrDefault(t, 0, true, "abc", 0, "Invalid string")
helpsTestParseInt16OrDefault(t, 42, true, "+= 23", 42, "Invalid string")
helpsTestParseInt16OrDefault(t, 42, true, "123.45", 42, "float like")
}
func helpsTestGetNumberOfChars(t *testing.T, expected uint32, fromCoord COORD, toCoord COORD, screenSize COORD, format string, args ...interface{}) {
actual := getNumberOfChars(fromCoord, toCoord, screenSize)
mesg := fmt.Sprintf(format, args)
assertTrue(t, expected == actual, fmt.Sprintf("%s Expected=%d, Actual=%d, Parameters = { fromCoord=%+v, toCoord=%+v, screenSize=%+v", mesg, expected, actual, fromCoord, toCoord, screenSize))
}
func TestGetNumberOfChars(t *testing.T) {
// Note: The columns and lines are 0 based
// Also that interval is "inclusive" means will have both start and end chars
// This test only tests the number opf characters being written
// all four corners
maxWindow := COORD{X: 80, Y: 50}
leftTop := COORD{X: 0, Y: 0}
rightTop := COORD{X: 79, Y: 0}
leftBottom := COORD{X: 0, Y: 49}
rightBottom := COORD{X: 79, Y: 49}
// same position
helpsTestGetNumberOfChars(t, 1, COORD{X: 1, Y: 14}, COORD{X: 1, Y: 14}, COORD{X: 80, Y: 50}, "Same position random line")
// four corners
helpsTestGetNumberOfChars(t, 1, leftTop, leftTop, maxWindow, "Same position- leftTop")
helpsTestGetNumberOfChars(t, 1, rightTop, rightTop, maxWindow, "Same position- rightTop")
helpsTestGetNumberOfChars(t, 1, leftBottom, leftBottom, maxWindow, "Same position- leftBottom")
helpsTestGetNumberOfChars(t, 1, rightBottom, rightBottom, maxWindow, "Same position- rightBottom")
// from this char to next char on same line
helpsTestGetNumberOfChars(t, 2, COORD{X: 0, Y: 0}, COORD{X: 1, Y: 0}, maxWindow, "Next position on same line")
helpsTestGetNumberOfChars(t, 2, COORD{X: 1, Y: 14}, COORD{X: 2, Y: 14}, maxWindow, "Next position on same line")
// from this char to next 10 chars on same line
helpsTestGetNumberOfChars(t, 11, COORD{X: 0, Y: 0}, COORD{X: 10, Y: 0}, maxWindow, "Next position on same line")
helpsTestGetNumberOfChars(t, 11, COORD{X: 1, Y: 14}, COORD{X: 11, Y: 14}, maxWindow, "Next position on same line")
helpsTestGetNumberOfChars(t, 5, COORD{X: 3, Y: 11}, COORD{X: 7, Y: 11}, maxWindow, "To and from on same line")
helpsTestGetNumberOfChars(t, 8, COORD{X: 0, Y: 34}, COORD{X: 7, Y: 34}, maxWindow, "Start of line to middle")
helpsTestGetNumberOfChars(t, 4, COORD{X: 76, Y: 34}, COORD{X: 79, Y: 34}, maxWindow, "Middle to end of line")
// multiple lines - 1
helpsTestGetNumberOfChars(t, 81, COORD{X: 0, Y: 0}, COORD{X: 0, Y: 1}, maxWindow, "one line below same X")
helpsTestGetNumberOfChars(t, 81, COORD{X: 10, Y: 10}, COORD{X: 10, Y: 11}, maxWindow, "one line below same X")
// multiple lines - 2
helpsTestGetNumberOfChars(t, 161, COORD{X: 0, Y: 0}, COORD{X: 0, Y: 2}, maxWindow, "one line below same X")
helpsTestGetNumberOfChars(t, 161, COORD{X: 10, Y: 10}, COORD{X: 10, Y: 12}, maxWindow, "one line below same X")
// multiple lines - 3
helpsTestGetNumberOfChars(t, 241, COORD{X: 0, Y: 0}, COORD{X: 0, Y: 3}, maxWindow, "one line below same X")
helpsTestGetNumberOfChars(t, 241, COORD{X: 10, Y: 10}, COORD{X: 10, Y: 13}, maxWindow, "one line below same X")
// full line
helpsTestGetNumberOfChars(t, 80, COORD{X: 0, Y: 0}, COORD{X: 79, Y: 0}, maxWindow, "Full line - first")
helpsTestGetNumberOfChars(t, 80, COORD{X: 0, Y: 23}, COORD{X: 79, Y: 23}, maxWindow, "Full line - random")
helpsTestGetNumberOfChars(t, 80, COORD{X: 0, Y: 49}, COORD{X: 79, Y: 49}, maxWindow, "Full line - last")
// full screen
helpsTestGetNumberOfChars(t, 80*50, leftTop, rightBottom, maxWindow, "full screen")
helpsTestGetNumberOfChars(t, 80*50-1, COORD{X: 1, Y: 0}, rightBottom, maxWindow, "dropping first char to, end of screen")
helpsTestGetNumberOfChars(t, 80*50-2, COORD{X: 2, Y: 0}, rightBottom, maxWindow, "dropping first two char to, end of screen")
helpsTestGetNumberOfChars(t, 80*50-1, leftTop, COORD{X: 78, Y: 49}, maxWindow, "from start of screen, till last char-1")
helpsTestGetNumberOfChars(t, 80*50-2, leftTop, COORD{X: 77, Y: 49}, maxWindow, "from start of screen, till last char-2")
helpsTestGetNumberOfChars(t, 80*50-5, COORD{X: 4, Y: 0}, COORD{X: 78, Y: 49}, COORD{X: 80, Y: 50}, "from start of screen+4, till last char-1")
helpsTestGetNumberOfChars(t, 80*50-6, COORD{X: 4, Y: 0}, COORD{X: 77, Y: 49}, COORD{X: 80, Y: 50}, "from start of screen+4, till last char-2")
}
var allForeground = []int16{
ANSI_FOREGROUND_BLACK,
ANSI_FOREGROUND_RED,
ANSI_FOREGROUND_GREEN,
ANSI_FOREGROUND_YELLOW,
ANSI_FOREGROUND_BLUE,
ANSI_FOREGROUND_MAGENTA,
ANSI_FOREGROUND_CYAN,
ANSI_FOREGROUND_WHITE,
ANSI_FOREGROUND_DEFAULT,
}
var allBackground = []int16{
ANSI_BACKGROUND_BLACK,
ANSI_BACKGROUND_RED,
ANSI_BACKGROUND_GREEN,
ANSI_BACKGROUND_YELLOW,
ANSI_BACKGROUND_BLUE,
ANSI_BACKGROUND_MAGENTA,
ANSI_BACKGROUND_CYAN,
ANSI_BACKGROUND_WHITE,
ANSI_BACKGROUND_DEFAULT,
}
func maskForeground(flag WORD) WORD {
return flag & FOREGROUND_MASK_UNSET
}
func onlyForeground(flag WORD) WORD {
return flag & FOREGROUND_MASK_SET
}
func maskBackground(flag WORD) WORD {
return flag & BACKGROUND_MASK_UNSET
}
func onlyBackground(flag WORD) WORD {
return flag & BACKGROUND_MASK_SET
}
func helpsTestGetWindowsTextAttributeForAnsiValue(t *testing.T, oldValue WORD /*, expected WORD*/, ansi int16, onlyMask WORD, restMask WORD) WORD {
actual, err := getWindowsTextAttributeForAnsiValue(oldValue, FOREGROUND_MASK_SET, ansi)
assertTrue(t, nil == err, "Should be no error")
// assert that other bits are not affected
if 0 != oldValue {
assertTrue(t, (actual&restMask) == (oldValue&restMask), "The operation should not have affected other bits actual=%X oldValue=%X ansi=%d", actual, oldValue, ansi)
}
return actual
}
func TestBackgroundForAnsiValue(t *testing.T) {
// Check that nothing else changes
// background changes
for _, state1 := range allBackground {
for _, state2 := range allBackground {
flag := WORD(0)
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state1, BACKGROUND_MASK_SET, BACKGROUND_MASK_UNSET)
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state2, BACKGROUND_MASK_SET, BACKGROUND_MASK_UNSET)
}
}
// cummulative bcakground changes
for _, state1 := range allBackground {
flag := WORD(0)
for _, state2 := range allBackground {
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state1, BACKGROUND_MASK_SET, BACKGROUND_MASK_UNSET)
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state2, BACKGROUND_MASK_SET, BACKGROUND_MASK_UNSET)
}
}
// change background after foreground
for _, state1 := range allForeground {
for _, state2 := range allBackground {
flag := WORD(0)
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state1, FOREGROUND_MASK_SET, FOREGROUND_MASK_UNSET)
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state2, BACKGROUND_MASK_SET, BACKGROUND_MASK_UNSET)
}
}
// change background after change cumulative
for _, state1 := range allForeground {
flag := WORD(0)
for _, state2 := range allBackground {
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state1, FOREGROUND_MASK_SET, FOREGROUND_MASK_UNSET)
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state2, BACKGROUND_MASK_SET, BACKGROUND_MASK_UNSET)
}
}
}
func TestForegroundForAnsiValue(t *testing.T) {
// Check that nothing else changes
for _, state1 := range allForeground {
for _, state2 := range allForeground {
flag := WORD(0)
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state1, FOREGROUND_MASK_SET, FOREGROUND_MASK_UNSET)
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state2, FOREGROUND_MASK_SET, FOREGROUND_MASK_UNSET)
}
}
for _, state1 := range allForeground {
flag := WORD(0)
for _, state2 := range allForeground {
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state1, FOREGROUND_MASK_SET, FOREGROUND_MASK_UNSET)
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state2, FOREGROUND_MASK_SET, FOREGROUND_MASK_UNSET)
}
}
for _, state1 := range allBackground {
for _, state2 := range allForeground {
flag := WORD(0)
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state1, BACKGROUND_MASK_SET, BACKGROUND_MASK_UNSET)
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state2, FOREGROUND_MASK_SET, FOREGROUND_MASK_UNSET)
}
}
for _, state1 := range allBackground {
flag := WORD(0)
for _, state2 := range allForeground {
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state1, BACKGROUND_MASK_SET, BACKGROUND_MASK_UNSET)
flag = helpsTestGetWindowsTextAttributeForAnsiValue(t, flag, state2, FOREGROUND_MASK_SET, FOREGROUND_MASK_UNSET)
}
}
}