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