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game_test.go
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game_test.go
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package main
import (
"fmt"
"testing"
)
func TestCheckForWin(t *testing.T) {
var winPatterns []gameState
// Checking winning patterns
gs := newGameState()
x := field{Set: true, Symbol: "X"}
// Different winning patterns
// top row
gs.Fields = []field{x, x, x, {}, {}, {}, {}, {}, {}}
winPatterns = append(winPatterns, gs)
// second row
gs.Fields = []field{{}, {}, {}, x, x, x, {}, {}, {}}
winPatterns = append(winPatterns, gs)
// third row
gs.Fields = []field{{}, {}, {}, {}, {}, {}, x, x, x}
winPatterns = append(winPatterns, gs)
// first column
gs.Fields = []field{x, {}, {}, x, {}, {}, x, {}, {}}
winPatterns = append(winPatterns, gs)
// second column
gs.Fields = []field{{}, x, {}, {}, x, {}, {}, x, {}}
winPatterns = append(winPatterns, gs)
// third column
gs.Fields = []field{{}, {}, x, {}, {}, x, {}, {}, x}
winPatterns = append(winPatterns, gs)
// diagonal 1
gs.Fields = []field{x, {}, {}, {}, x, {}, {}, {}, x}
winPatterns = append(winPatterns, gs)
// diagonal 2
gs.Fields = []field{{}, {}, x, {}, x, {}, x, {}, {}}
winPatterns = append(winPatterns, gs)
// Checking non-win patterns
var nonWinPatterns []gameState
// Different non-winning patterns
gs.Fields = []field{x, {}, x, {}, {}, {}, {}, {}, x}
nonWinPatterns = append(nonWinPatterns, gs)
gs.Fields = []field{{}, {}, {}, x, x, {}, {}, {}, x}
nonWinPatterns = append(nonWinPatterns, gs)
gs.Fields = []field{x, {}, {}, {}, {}, {}, {}, x, x}
nonWinPatterns = append(nonWinPatterns, gs)
gs.Fields = []field{x, {}, {}, x, {}, {}, {}, {}, x}
nonWinPatterns = append(nonWinPatterns, gs)
fmt.Printf("Testing %v winning patterns\n", len(winPatterns))
for _, p := range winPatterns {
if w, _ := p.checkForWin(); !w {
t.Error("No Player detected as winning")
}
}
fmt.Printf("Testing %v non-winning patterns\n", len(nonWinPatterns))
for _, p := range nonWinPatterns {
if w, _ := p.checkForWin(); w {
t.Error("Detected win which is non-win")
}
}
}