99 lines
2.9 KiB
Go
99 lines
2.9 KiB
Go
package state
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import (
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"errors"
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"regexp"
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"testing"
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. "github.com/smartystreets/goconvey/convey"
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)
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func TestHistory(t *testing.T) {
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Convey("Given a game's history", t, func() {
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Convey("You can maintain a history of all actions", func() {
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s := New(2, 2)
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s.Flag()
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s.Mark()
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s.Clear()
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s.CursorSectionRight()
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s.CursorSectionLeft()
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s.CursorSectionDown()
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s.CursorSectionUp()
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s.CursorCellRight()
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s.CursorCellLeft()
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s.CursorCellDown()
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s.CursorCellUp()
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matches, err := regexp.Match(`g\(2,2\)(i\(\d,\d\)[xo]{4}){4}fmcRLDUrldu`, []byte(s.History()))
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So(err, ShouldBeNil)
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So(matches, ShouldBeTrue)
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})
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Convey("You can load a game from its saved history", func() {
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history := "g(2,2)i(0,0)oxoxi(1,0)xoxoi(0,1)ooooi(1,1)xxxx\n# Here we goooo~\nfRmDcLUrldut(1773881959)"
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s, err := UnmarshalAll(history)
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So(err, ShouldBeNil)
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Convey("It sets the history", func() {
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So(s.History(), ShouldEqual, history)
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})
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Convey("It correctly sets the field sizes", func() {
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So(s.sectionSize, ShouldEqual, 2)
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So(s.cellsPerSection, ShouldEqual, 2)
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So(len(s.cells.cells), ShouldEqual, 16)
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So(len(s.sections.cells), ShouldEqual, 4)
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})
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Convey("The cursor should be set to the appropriate coordinates after all movement", func() {
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So(s.cursor, ShouldResemble, &Point{0, 0})
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})
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Convey("The board should be appropriately marked and filled", func() {
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So(s.String(), ShouldEqual, "X. \n \no .\n....\n")
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})
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})
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Convey("Errors are handled during loading", func() {
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Convey("It raises errors if acting on an uninitialized state", func() {
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s, err := UnmarshalAll("m")
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So(err, ShouldResemble, errors.New("tried to act on an uninitialized state (index 0)"))
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So(s, ShouldBeNil)
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})
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Convey("It raises errors if trying to initialize an initialized state", func() {
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s, err := UnmarshalAll("g(1,1)g(1,1)")
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So(err, ShouldResemble, errors.New("initialization step in invalid location (index 6)"))
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So(s, ShouldBeNil)
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})
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Convey("It raises errors in reading points", func() {
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s, err := UnmarshalAll("g(1")
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So(err, ShouldResemble, errors.New("point.X never ended? (index 3)"))
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So(s, ShouldBeNil)
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s, err = UnmarshalAll("g(a,1)")
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So(err, ShouldResemble, errors.New("invalid character in point.X: a (index 2)"))
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So(s, ShouldBeNil)
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s, err = UnmarshalAll("g(1,1)i(0,1")
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So(err, ShouldResemble, errors.New("point.Y never ended? (index 11)"))
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So(s, ShouldBeNil)
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s, err = UnmarshalAll("g(1,a)")
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So(err, ShouldResemble, errors.New("invalid character in point.Y: a (index 4)"))
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So(s, ShouldBeNil)
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})
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Convey("It only accepts valid steps", func() {
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history := "g(2,2)i(0,0)oxoxi(1,0)xoxoi(0,1)ooooi(1,1)xxxxz"
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s, err := UnmarshalAll(history)
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So(err, ShouldResemble, errors.New("invalid step in history: z (index 46)"))
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So(s, ShouldBeNil)
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})
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})
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})
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}
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