94 lines
2.6 KiB
Go
94 lines
2.6 KiB
Go
package buildfile
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import (
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"bytes"
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"github.com/xdrm-brackets/nix-amer/internal/instruction"
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"testing"
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)
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func TestNullContext(t *testing.T) {
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buffer := bytes.NewBufferString("")
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_, err := NewReader(nil, buffer)
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if err != ErrNullContext {
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t.Fatalf("expected <%s>, got <%v>", ErrNullContext, err)
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}
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}
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func TestIgnoreCommentsAndEmptyLines(t *testing.T) {
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ctx, _ := instruction.CreateContext("apt-get", "")
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buffer := bytes.NewBufferString("# some comment\n;other comment\n \t \n\t \t\n; other comment after empty lines")
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r, err := NewReader(ctx, buffer)
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if err != nil {
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t.Fatalf("unexpected error <%v>", err)
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}
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if len(r.Content) > 0 {
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t.Fatalf("expected no content, got %d instructions", len(r.Content))
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}
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}
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func TestInstructionSyntax(t *testing.T) {
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tests := []struct {
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File string
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Line int
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Err error
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}{
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{"[pre]\ninstall args\ndelete args\n", 1, nil},
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{"[pre]\n install args\ndelete args\n", 1, nil},
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{"[pre]\n\tinstall args\ndelete args\n", 1, nil},
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{"[pre]\n \t install args\ndelete args\n", 1, nil},
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{"[pre]\n \t install args\ndelete args\n", 1, nil},
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{"[pre]\ncmd args\ncmd args\n", 2, instruction.ErrUnknownInstruction},
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{"[pre]\ninstall args\ncmd args\n", 3, instruction.ErrUnknownInstruction},
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{"[pre]\n cmd args\ncmd args\n", 2, instruction.ErrUnknownInstruction},
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{"[pre]\n\tcmd args\ncmd args\n", 2, instruction.ErrUnknownInstruction},
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{"[pre]\n \t cmd args\ncmd args\n", 2, instruction.ErrUnknownInstruction},
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{"[pre]\n \t cmd args\ncmd args\n", 2, instruction.ErrUnknownInstruction},
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{"[pre]\ncmd args\ncmd\n", 2, instruction.ErrUnknownInstruction},
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{"[pre]\ninstall\ncmd args\n", 2, instruction.ErrInvalidSyntax},
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{"[pre]\ninstall args\n cmd args\n", 3, instruction.ErrUnknownInstruction},
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{"[pre]\ninstall args\ncmd\n", 3, instruction.ErrInvalidSyntax},
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}
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ctx, _ := instruction.CreateContext("apt-get", "")
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for i, test := range tests {
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// create reader
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buffer := bytes.NewBufferString(test.File)
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_, err := NewReader(ctx, buffer)
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// no error expected
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if test.Err == nil {
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if err != nil {
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lineerr, ok := err.(LineError)
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if !ok {
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t.Errorf("[%d] expect error to be of type <LineError>", i)
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continue
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}
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t.Errorf("[%d] expect no error, got <%s>", i, lineerr.Err)
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}
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continue
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} else if err == nil {
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t.Errorf("[%d] expect error <%s>, got none", i, test.Err)
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continue
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}
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lineerr := err.(LineError)
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// error expected
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if lineerr.Err != test.Err {
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t.Errorf("[%d] expect error <%s>, got <%s>", i, test.Err, lineerr.Err)
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continue
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}
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if lineerr.Line != test.Line {
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t.Errorf("[%d] expect error at line %d, got %d", i, test.Line, lineerr.Line)
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}
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}
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}
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