72 lines
1.6 KiB
Go
72 lines
1.6 KiB
Go
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// +build step1 !step2,!step3
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package robot
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// Tests are separated into 3 steps.
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//
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// Run all tests with `go test` or run specific tests with the -tags option.
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// Examples,
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//
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// go test # run all tests
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// go test -tags step1 # run just step 1 tests.
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// go test -tags 'step1 step2' # run step1 and step2 tests
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//
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// This source file contains step 1 tests only. For other tests see
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// robot_simulator_step2_test.go and robot_simulator_step3_test.go.
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//
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// You are given the source file defs.go which defines a number of things
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// the test program requires. It is organized into three sections by step.
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//
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// To complete step 1 you will define Right, Left, Advance, N, S, E, W,
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// and Dir.String. Complete step 1 before moving on to step 2.
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import (
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"runtime"
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"testing"
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)
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const targetTestVersion = 3
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func TestTestVersion(t *testing.T) {
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if testVersion != targetTestVersion {
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t.Fatalf("Found testVersion = %v, want %v", testVersion, targetTestVersion)
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}
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}
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func TestStep1(t *testing.T) {
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want := func(x, y int, dir Dir) {
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_, _, line, _ := runtime.Caller(1)
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if Step1Robot.X != x || Step1Robot.Y != y {
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t.Fatalf("(from line %d) robot at = %d, %d. Want %d, %d.",
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line, Step1Robot.X, Step1Robot.Y, x, y)
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}
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if Step1Robot.Dir != dir {
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t.Fatalf("(from line %d) robot facing %v, want %v.",
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line, Step1Robot.Dir, dir)
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}
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}
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want(0, 0, N)
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Advance()
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want(0, 1, N)
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Right()
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want(0, 1, E)
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Advance()
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want(1, 1, E)
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Left()
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want(1, 1, N)
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Left()
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Left()
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Advance()
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want(1, 0, S)
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Right()
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Advance()
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want(0, 0, W)
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}
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